#! /bin/sh # Guess values for system-dependent variables and create Makefiles. # Generated by GNU Autoconf 2.69.197-b8fd7 for gzip 1.10. # # Report bugs to . # # # Copyright (C) 1992-1996, 1998-2017 Free Software Foundation, Inc. # # # This configure script is free software; the Free Software Foundation # gives unlimited permission to copy, distribute and modify it. ## -------------------- ## ## M4sh Initialization. ## ## -------------------- ## # Be more Bourne compatible DUALCASE=1; export DUALCASE # for MKS sh if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1 then : emulate sh NULLCMD=: # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which # is contrary to our usage. Disable this feature. alias -g '${1+"$@"}'='"$@"' setopt NO_GLOB_SUBST else case `(set -o) 2>/dev/null` in #( *posix*) : set -o posix ;; #( *) : ;; esac fi # The user is always right. if ${PATH_SEPARATOR+false} :; then PATH_SEPARATOR=: (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || PATH_SEPARATOR=';' } fi # IFS # We need space, tab and new line, in precisely that order. Quoting is # there to prevent editors from complaining about space-tab. # (If _AS_PATH_WALK were called with IFS unset, it would disable word # splitting by setting IFS to empty value.) as_nl=' ' export as_nl IFS=" "" $as_nl" # Find who we are. Look in the path if we contain no directory separator. as_myself= case $0 in #(( *[\\/]* ) as_myself=$0 ;; *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac test -r "$as_dir$0" && as_myself=$as_dir$0 && break done IFS=$as_save_IFS ;; esac # We did not find ourselves, most probably we were run as `sh COMMAND' # in which case we are not to be found in the path. if test "x$as_myself" = x; then as_myself=$0 fi if test ! -f "$as_myself"; then printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 exit 1 fi # Unset variables that we do not need and which cause bugs (e.g. in # pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" # suppresses any "Segmentation fault" message there. '((' could # trigger a bug in pdksh 5.2.14. for as_var in BASH_ENV ENV MAIL MAILPATH do eval test \${$as_var+y} \ && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : done PS1='$ ' PS2='> ' PS4='+ ' # NLS nuisances. LC_ALL=C export LC_ALL LANGUAGE=C export LANGUAGE # CDPATH. (unset CDPATH) >/dev/null 2>&1 && unset CDPATH # Use a proper internal environment variable to ensure we don't fall # into an infinite loop, continuously re-executing ourselves. if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then _as_can_reexec=no; export _as_can_reexec; # We cannot yet assume a decent shell, so we have to provide a # neutralization value for shells without unset; and this also # works around shells that cannot unset nonexistent variables. # Preserve -v and -x to the replacement shell. BASH_ENV=/dev/null ENV=/dev/null (unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV case $- in # (((( *v*x* | *x*v* ) as_opts=-vx ;; *v* ) as_opts=-v ;; *x* ) as_opts=-x ;; * ) as_opts= ;; esac exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} # Admittedly, this is quite paranoid, since all the known shells bail # out after a failed `exec'. printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2 as_fn_exit 255 fi # We don't want this to propagate to other subprocesses. { _as_can_reexec=; unset _as_can_reexec;} if test "x$CONFIG_SHELL" = x; then as_bourne_compatible="if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1 then : emulate sh NULLCMD=: # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which # is contrary to our usage. Disable this feature. alias -g '\${1+\"\$@\"}'='\"\$@\"' setopt NO_GLOB_SUBST else case \`(set -o) 2>/dev/null\` in #( *posix*) : set -o posix ;; #( *) : ;; esac fi " as_required="as_fn_return () { (exit \$1); } as_fn_success () { as_fn_return 0; } as_fn_failure () { as_fn_return 1; } as_fn_ret_success () { return 0; } as_fn_ret_failure () { return 1; } exitcode=0 as_fn_success || { exitcode=1; echo as_fn_success failed.; } as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } if ( set x; as_fn_ret_success y && test x = \"\$1\" ) then : else exitcode=1; echo positional parameters were not saved. fi test x\$exitcode = x0 || exit 1 test -x / || exit 1" as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 test \$(( 1 + 1 )) = 2 || exit 1" if (eval "$as_required") 2>/dev/null then : as_have_required=yes else as_have_required=no fi if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null then : else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR as_found=false for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac as_found=: case $as_dir in #( /*) for as_base in sh bash ksh sh5; do # Try only shells that exist, to save several forks. as_shell=$as_dir$as_base if { test -f "$as_shell" || test -f "$as_shell.exe"; } && { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null then : CONFIG_SHELL=$as_shell as_have_required=yes if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null then : break 2 fi fi done;; esac as_found=false done IFS=$as_save_IFS $as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null then : CONFIG_SHELL=$SHELL as_have_required=yes fi; } if test "x$CONFIG_SHELL" != x then : export CONFIG_SHELL # We cannot yet assume a decent shell, so we have to provide a # neutralization value for shells without unset; and this also # works around shells that cannot unset nonexistent variables. # Preserve -v and -x to the replacement shell. BASH_ENV=/dev/null ENV=/dev/null (unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV case $- in # (((( *v*x* | *x*v* ) as_opts=-vx ;; *v* ) as_opts=-v ;; *x* ) as_opts=-x ;; * ) as_opts= ;; esac exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} # Admittedly, this is quite paranoid, since all the known shells bail # out after a failed `exec'. printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2 exit 255 fi if test x$as_have_required = xno then : printf "%s\n" "$0: This script requires a shell more modern than all" printf "%s\n" "$0: the shells that I found on your system." if test ${ZSH_VERSION+y} ; then printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should" printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later." else printf "%s\n" "$0: Please tell bug-autoconf@gnu.org and bug-gzip@gnu.org $0: about your system, including any error possibly output $0: before this message. Then install a modern shell, or $0: manually run the script under such a shell if you do $0: have one." fi exit 1 fi fi fi SHELL=${CONFIG_SHELL-/bin/sh} export SHELL # Unset more variables known to interfere with behavior of common tools. CLICOLOR_FORCE= GREP_OPTIONS= unset CLICOLOR_FORCE GREP_OPTIONS ## --------------------- ## ## M4sh Shell Functions. ## ## --------------------- ## # as_fn_unset VAR # --------------- # Portably unset VAR. as_fn_unset () { { eval $1=; unset $1;} } as_unset=as_fn_unset # as_fn_set_status STATUS # ----------------------- # Set $? to STATUS, without forking. as_fn_set_status () { return $1 } # as_fn_set_status # as_fn_exit STATUS # ----------------- # Exit the shell with STATUS, even in a "trap 0" or "set -e" context. as_fn_exit () { set +e as_fn_set_status $1 exit $1 } # as_fn_exit # as_fn_mkdir_p # ------------- # Create "$as_dir" as a directory, including parents if necessary. as_fn_mkdir_p () { case $as_dir in #( -*) as_dir=./$as_dir;; esac test -d "$as_dir" || eval $as_mkdir_p || { as_dirs= while :; do case $as_dir in #( *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( *) as_qdir=$as_dir;; esac as_dirs="'$as_qdir' $as_dirs" as_dir=`$as_dirname -- "$as_dir" || $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ X"$as_dir" : 'X\(//\)[^/]' \| \ X"$as_dir" : 'X\(//\)$' \| \ X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X"$as_dir" | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/ q } /^X\(\/\/\)[^/].*/{ s//\1/ q } /^X\(\/\/\)$/{ s//\1/ q } /^X\(\/\).*/{ s//\1/ q } s/.*/./; q'` test -d "$as_dir" && break done test -z "$as_dirs" || eval "mkdir $as_dirs" } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir" } # as_fn_mkdir_p # as_fn_executable_p FILE # ----------------------- # Test if FILE is an executable regular file. as_fn_executable_p () { test -f "$1" && test -x "$1" } # as_fn_executable_p # as_fn_append VAR VALUE # ---------------------- # Append the text in VALUE to the end of the definition contained in VAR. Take # advantage of any shell optimizations that allow amortized linear growth over # repeated appends, instead of the typical quadratic growth present in naive # implementations. if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null then : eval 'as_fn_append () { eval $1+=\$2 }' else as_fn_append () { eval $1=\$$1\$2 } fi # as_fn_append # as_fn_arith ARG... # ------------------ # Perform arithmetic evaluation on the ARGs, and store the result in the # global $as_val. Take advantage of shells that can avoid forks. The arguments # must be portable across $(()) and expr. if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null then : eval 'as_fn_arith () { as_val=$(( $* )) }' else as_fn_arith () { as_val=`expr "$@" || test $? -eq 1` } fi # as_fn_arith # as_fn_error STATUS ERROR [LINENO LOG_FD] # ---------------------------------------- # Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are # provided, also output the error to LOG_FD, referencing LINENO. Then exit the # script with STATUS, using 1 if that was 0. as_fn_error () { as_status=$1; test $as_status -eq 0 && as_status=1 if test "$4"; then as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4 fi printf "%s\n" "$as_me: error: $2" >&2 as_fn_exit $as_status } # as_fn_error if expr a : '\(a\)' >/dev/null 2>&1 && test "X`expr 00001 : '.*\(...\)'`" = X001; then as_expr=expr else as_expr=false fi if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then as_basename=basename else as_basename=false fi if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then as_dirname=dirname else as_dirname=false fi as_me=`$as_basename -- "$0" || $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ X"$0" : 'X\(//\)$' \| \ X"$0" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X/"$0" | sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/ q } /^X\/\(\/\/\)$/{ s//\1/ q } /^X\/\(\/\).*/{ s//\1/ q } s/.*/./; q'` # Avoid depending upon Character Ranges. as_cr_letters='abcdefghijklmnopqrstuvwxyz' as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' as_cr_Letters=$as_cr_letters$as_cr_LETTERS as_cr_digits='0123456789' as_cr_alnum=$as_cr_Letters$as_cr_digits as_lineno_1=$LINENO as_lineno_1a=$LINENO as_lineno_2=$LINENO as_lineno_2a=$LINENO eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" && test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || { # Blame Lee E. McMahon (1931-1989) for sed's syntax. :-) sed -n ' p /[$]LINENO/= ' <$as_myself | sed ' s/[$]LINENO.*/&-/ t lineno b :lineno N :loop s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ t loop s/-\n.*// ' >$as_me.lineno && chmod +x "$as_me.lineno" || { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } # If we had to re-execute with $CONFIG_SHELL, we're ensured to have # already done that, so ensure we don't try to do so again and fall # in an infinite loop. This has already happened in practice. _as_can_reexec=no; export _as_can_reexec # Don't try to exec as it changes $[0], causing all sort of problems # (the dirname of $[0] is not the place where we might find the # original and so on. Autoconf is especially sensitive to this). . "./$as_me.lineno" # Exit status is that of the last command. exit } ECHO_C= ECHO_N= ECHO_T= case `echo -n x` in #((((( -n*) case `echo 'xy\c'` in *c*) ECHO_T=' ';; # ECHO_T is single tab character. xy) ECHO_C='\c';; *) echo `echo ksh88 bug on AIX 6.1` > /dev/null ECHO_T=' ';; esac;; *) ECHO_N='-n';; esac rm -f conf$$ conf$$.exe conf$$.file if test -d conf$$.dir; then rm -f conf$$.dir/conf$$.file else rm -f conf$$.dir mkdir conf$$.dir 2>/dev/null fi if (echo >conf$$.file) 2>/dev/null; then if ln -s conf$$.file conf$$ 2>/dev/null; then as_ln_s='ln -s' # ... but there are two gotchas: # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. # In both cases, we have to default to `cp -pR'. ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || as_ln_s='cp -pR' elif ln conf$$.file conf$$ 2>/dev/null; then as_ln_s=ln else as_ln_s='cp -pR' fi else as_ln_s='cp -pR' fi rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file rmdir conf$$.dir 2>/dev/null if mkdir -p . 2>/dev/null; then as_mkdir_p='mkdir -p "$as_dir"' else test -d ./-p && rmdir ./-p as_mkdir_p=false fi as_test_x='test -x' as_executable_p=as_fn_executable_p # Sed expression to map a string onto a valid CPP name. as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" # Sed expression to map a string onto a valid variable name. as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" test -n "$DJDIR" || exec 7<&0 &1 # Name of the host. # hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status, # so uname gets run too. ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q` # # Initializations. # ac_default_prefix=/usr/local ac_clean_files= ac_config_libobj_dir=. LIBOBJS= cross_compiling=no subdirs= MFLAGS= MAKEFLAGS= # Identity of this package. PACKAGE_NAME='gzip' PACKAGE_TARNAME='gzip' PACKAGE_VERSION='1.10' PACKAGE_STRING='gzip 1.10' PACKAGE_BUGREPORT='bug-gzip@gnu.org' PACKAGE_URL='' ac_unique_file="gzip.c" # Factoring default headers for most tests. ac_includes_default="\ #include #include #include #include #ifdef HAVE_SYS_TYPES_H # include #endif #ifdef HAVE_SYS_STAT_H # include #endif #ifdef HAVE_STRINGS_H # include #endif #ifdef HAVE_INTTYPES_H # include #endif #ifdef HAVE_STDINT_H # include #endif #ifdef HAVE_UNISTD_H # include #endif" ac_header_c_list= gl_use_threads_default= ac_func_c_list= gl_getopt_required=POSIX ac_subst_vars='gltests_LTLIBOBJS gltests_LIBOBJS gl_LTLIBOBJS gl_LIBOBJS CONFIG_INCLUDE am__EXEEXT_FALSE am__EXEEXT_TRUE LTLIBOBJS ASFLAGS_config LIBOBJS ASCPPFLAGS ASCPPPOST GNULIB_WARN_CFLAGS WARN_CFLAGS WERROR_CFLAGS LIBGZIP_LTLIBDEPS LIBGZIP_LIBDEPS gltests_WITNESS HAVE_CRTDEFS_H HAVE_WINT_T NEXT_AS_FIRST_DIRECTIVE_WCHAR_H NEXT_WCHAR_H REPLACE_WCSFTIME REPLACE_WCSWIDTH REPLACE_WCWIDTH REPLACE_WCSNRTOMBS REPLACE_WCSRTOMBS REPLACE_WCRTOMB REPLACE_MBSNRTOWCS REPLACE_MBSRTOWCS REPLACE_MBRLEN REPLACE_MBRTOWC REPLACE_MBSINIT REPLACE_WCTOB REPLACE_BTOWC REPLACE_MBSTATE_T HAVE_DECL_WCWIDTH HAVE_DECL_WCTOB HAVE_WCSFTIME HAVE_WCSWIDTH HAVE_WCSTOK HAVE_WCSSTR HAVE_WCSPBRK HAVE_WCSSPN HAVE_WCSCSPN HAVE_WCSRCHR HAVE_WCSCHR HAVE_WCSDUP HAVE_WCSXFRM HAVE_WCSCOLL HAVE_WCSNCASECMP HAVE_WCSCASECMP HAVE_WCSNCMP HAVE_WCSCMP HAVE_WCSNCAT HAVE_WCSCAT HAVE_WCPNCPY HAVE_WCSNCPY HAVE_WCPCPY HAVE_WCSCPY HAVE_WCSNLEN HAVE_WCSLEN HAVE_WMEMSET HAVE_WMEMMOVE HAVE_WMEMCPY HAVE_WMEMCMP HAVE_WMEMCHR HAVE_WCSNRTOMBS HAVE_WCSRTOMBS HAVE_WCRTOMB HAVE_MBSNRTOWCS HAVE_MBSRTOWCS HAVE_MBRLEN HAVE_MBRTOWC HAVE_MBSINIT HAVE_BTOWC GNULIB_WCSFTIME GNULIB_WCSWIDTH GNULIB_WCSTOK GNULIB_WCSSTR GNULIB_WCSPBRK GNULIB_WCSSPN GNULIB_WCSCSPN GNULIB_WCSRCHR GNULIB_WCSCHR GNULIB_WCSDUP GNULIB_WCSXFRM GNULIB_WCSCOLL GNULIB_WCSNCASECMP GNULIB_WCSCASECMP GNULIB_WCSNCMP GNULIB_WCSCMP GNULIB_WCSNCAT GNULIB_WCSCAT GNULIB_WCPNCPY GNULIB_WCSNCPY GNULIB_WCPCPY GNULIB_WCSCPY GNULIB_WCSNLEN GNULIB_WCSLEN GNULIB_WMEMSET GNULIB_WMEMMOVE GNULIB_WMEMCPY GNULIB_WMEMCMP GNULIB_WMEMCHR GNULIB_WCWIDTH GNULIB_WCSNRTOMBS GNULIB_WCSRTOMBS GNULIB_WCRTOMB GNULIB_MBSNRTOWCS GNULIB_MBSRTOWCS GNULIB_MBRLEN GNULIB_MBRTOWC GNULIB_MBSINIT GNULIB_WCTOB GNULIB_BTOWC GL_GENERATE_UTIME_H_FALSE GL_GENERATE_UTIME_H_TRUE UTIME_H HAVE_UTIME_H NEXT_AS_FIRST_DIRECTIVE_UTIME_H NEXT_UTIME_H REPLACE_UTIME HAVE_UTIME GNULIB_UTIME HAVE_UNISTD_H NEXT_AS_FIRST_DIRECTIVE_UNISTD_H NEXT_UNISTD_H UNISTD_H_DEFINES_STRUCT_TIMESPEC PTHREAD_H_DEFINES_STRUCT_TIMESPEC SYS_TIME_H_DEFINES_STRUCT_TIMESPEC TIME_H_DEFINES_STRUCT_TIMESPEC NEXT_AS_FIRST_DIRECTIVE_TIME_H NEXT_TIME_H NEXT_AS_FIRST_DIRECTIVE_STRING_H NEXT_STRING_H GL_GENERATE_STDNORETURN_H_FALSE GL_GENERATE_STDNORETURN_H_TRUE STDNORETURN_H NEXT_AS_FIRST_DIRECTIVE_STDLIB_H NEXT_STDLIB_H NEXT_AS_FIRST_DIRECTIVE_STDIO_H NEXT_STDIO_H GL_GENERATE_STDINT_H_FALSE GL_GENERATE_STDINT_H_TRUE STDINT_H HAVE_SYS_INTTYPES_H HAVE_SYS_BITYPES_H HAVE_C99_STDINT_H WINT_T_SUFFIX WCHAR_T_SUFFIX SIG_ATOMIC_T_SUFFIX SIZE_T_SUFFIX PTRDIFF_T_SUFFIX HAVE_SIGNED_WINT_T HAVE_SIGNED_WCHAR_T HAVE_SIGNED_SIG_ATOMIC_T BITSIZEOF_WINT_T BITSIZEOF_WCHAR_T BITSIZEOF_SIG_ATOMIC_T BITSIZEOF_SIZE_T BITSIZEOF_PTRDIFF_T HAVE_STDINT_H NEXT_AS_FIRST_DIRECTIVE_STDINT_H NEXT_STDINT_H HAVE_SYS_TYPES_H HAVE_INTTYPES_H HAVE_WCHAR_H HAVE_UNSIGNED_LONG_LONG_INT HAVE_LONG_LONG_INT NEXT_AS_FIRST_DIRECTIVE_STDDEF_H NEXT_STDDEF_H GL_GENERATE_STDDEF_H_FALSE GL_GENERATE_STDDEF_H_TRUE STDDEF_H HAVE_WCHAR_T HAVE_MAX_ALIGN_T REPLACE_NULL HAVE__BOOL GL_GENERATE_STDBOOL_H_FALSE GL_GENERATE_STDBOOL_H_TRUE STDBOOL_H NEXT_AS_FIRST_DIRECTIVE_SIGNAL_H NEXT_SIGNAL_H REPLACE_RAISE REPLACE_PTHREAD_SIGMASK HAVE_SIGHANDLER_T HAVE_TYPE_VOLATILE_SIG_ATOMIC_T HAVE_STRUCT_SIGACTION_SA_SIGACTION HAVE_SIGACTION HAVE_SIGINFO_T HAVE_SIGSET_T HAVE_RAISE HAVE_PTHREAD_SIGMASK HAVE_POSIX_SIGNALBLOCKING GNULIB_SIGACTION GNULIB_SIGPROCMASK GNULIB_SIGNAL_H_SIGPIPE GNULIB_RAISE GNULIB_PTHREAD_SIGMASK ASM_SYMBOL_PREFIX UNDEFINE_STRTOK_R REPLACE_STRSIGNAL REPLACE_STRERROR_R REPLACE_STRERROR REPLACE_STRTOK_R REPLACE_STRCASESTR REPLACE_STRSTR REPLACE_STRNLEN REPLACE_STRNDUP REPLACE_STRNCAT REPLACE_STRDUP REPLACE_STRCHRNUL REPLACE_STPNCPY REPLACE_MEMMEM REPLACE_MEMCHR HAVE_STRVERSCMP HAVE_DECL_STRSIGNAL HAVE_DECL_STRERROR_R HAVE_DECL_STRTOK_R HAVE_STRCASESTR HAVE_STRSEP HAVE_STRPBRK HAVE_DECL_STRNLEN HAVE_DECL_STRNDUP HAVE_DECL_STRDUP HAVE_STRCHRNUL HAVE_STPNCPY HAVE_STPCPY HAVE_RAWMEMCHR HAVE_DECL_MEMRCHR HAVE_MEMPCPY HAVE_DECL_MEMMEM HAVE_MEMCHR HAVE_FFSLL HAVE_FFSL HAVE_EXPLICIT_BZERO HAVE_MBSLEN GNULIB_STRVERSCMP GNULIB_STRSIGNAL GNULIB_STRERROR_R GNULIB_STRERROR GNULIB_MBSTOK_R GNULIB_MBSSEP GNULIB_MBSSPN GNULIB_MBSPBRK GNULIB_MBSCSPN GNULIB_MBSCASESTR GNULIB_MBSPCASECMP GNULIB_MBSNCASECMP GNULIB_MBSCASECMP GNULIB_MBSSTR GNULIB_MBSRCHR GNULIB_MBSCHR GNULIB_MBSNLEN GNULIB_MBSLEN GNULIB_STRTOK_R GNULIB_STRCASESTR GNULIB_STRSTR GNULIB_STRSEP GNULIB_STRPBRK GNULIB_STRNLEN GNULIB_STRNDUP GNULIB_STRNCAT GNULIB_STRDUP GNULIB_STRCHRNUL GNULIB_STPNCPY GNULIB_STPCPY GNULIB_RAWMEMCHR GNULIB_MEMRCHR GNULIB_MEMPCPY GNULIB_MEMMEM GNULIB_MEMCHR GNULIB_FFSLL GNULIB_FFSL GNULIB_EXPLICIT_BZERO NEXT_AS_FIRST_DIRECTIVE_MATH_H NEXT_MATH_H SED LTLIBMULTITHREAD LIBMULTITHREAD LTLIBTHREAD LIBTHREAD LIBPTH_PREFIX LTLIBPTH LIBPTH GL_GENERATE_LIMITS_H_FALSE GL_GENERATE_LIMITS_H_TRUE LIMITS_H NEXT_AS_FIRST_DIRECTIVE_LIMITS_H NEXT_LIMITS_H IGNORE_UNUSED_LIBRARIES_CFLAGS GNU_MAKE_FALSE GNU_MAKE_TRUE REPLACE_LOCALTIME REPLACE_GMTIME REPLACE_TZSET REPLACE_TIMEGM REPLACE_STRFTIME REPLACE_NANOSLEEP REPLACE_MKTIME REPLACE_LOCALTIME_R REPLACE_CTIME HAVE_TIMEZONE_T HAVE_TZSET HAVE_TIMEGM HAVE_STRPTIME HAVE_NANOSLEEP HAVE_DECL_LOCALTIME_R GNULIB_TZSET GNULIB_TIME_RZ GNULIB_TIME_R GNULIB_TIMEGM GNULIB_STRPTIME GNULIB_STRFTIME GNULIB_NANOSLEEP GNULIB_LOCALTIME GNULIB_MKTIME GNULIB_CTIME NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H NEXT_SYS_TIME_H REPLACE_STRUCT_TIMEVAL REPLACE_GETTIMEOFDAY HAVE_SYS_TIME_H HAVE_STRUCT_TIMEVAL HAVE_GETTIMEOFDAY GNULIB_GETTIMEOFDAY LTLIBINTL LIBINTL GNULIB_GL_UNISTD_H_GETOPT GETOPT_CDEFS_H GETOPT_H HAVE_SYS_CDEFS_H HAVE_GETOPT_H NEXT_AS_FIRST_DIRECTIVE_GETOPT_H NEXT_GETOPT_H WINDOWS_64_BIT_ST_SIZE WINDOWS_STAT_TIMESPEC NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H NEXT_SYS_STAT_H REPLACE_UTIMENSAT REPLACE_STAT REPLACE_MKNOD REPLACE_MKFIFO REPLACE_MKDIR REPLACE_LSTAT REPLACE_FUTIMENS REPLACE_FSTATAT REPLACE_FSTAT HAVE_UTIMENSAT HAVE_MKNODAT HAVE_MKNOD HAVE_MKFIFOAT HAVE_MKFIFO HAVE_MKDIRAT HAVE_LSTAT HAVE_LCHMOD HAVE_FUTIMENS HAVE_FSTATAT HAVE_FCHMODAT GNULIB_OVERRIDES_STRUCT_STAT GNULIB_UTIMENSAT GNULIB_STAT GNULIB_MKNODAT GNULIB_MKNOD GNULIB_MKFIFOAT GNULIB_MKFIFO GNULIB_MKDIRAT GNULIB_LSTAT GNULIB_LCHMOD GNULIB_FUTIMENS GNULIB_FSTATAT GNULIB_FSTAT GNULIB_FCHMODAT WINDOWS_STAT_INODES WINDOWS_64_BIT_OFF_T NEXT_AS_FIRST_DIRECTIVE_SYS_TYPES_H NEXT_SYS_TYPES_H REPLACE_TRUNCL REPLACE_TRUNCF REPLACE_TRUNC REPLACE_TANHF REPLACE_TANF REPLACE_SQRTL REPLACE_SQRTF REPLACE_SINHF REPLACE_SINF REPLACE_SIGNBIT_USING_GCC REPLACE_SIGNBIT REPLACE_ROUNDL REPLACE_ROUNDF REPLACE_ROUND REPLACE_REMAINDERL REPLACE_REMAINDERF REPLACE_REMAINDER REPLACE_NAN REPLACE_MODFL REPLACE_MODFF REPLACE_MODF REPLACE_LOGBL REPLACE_LOGBF REPLACE_LOGB REPLACE_LOG2L REPLACE_LOG2F REPLACE_LOG2 REPLACE_LOG1PL REPLACE_LOG1PF REPLACE_LOG1P REPLACE_LOG10L REPLACE_LOG10F REPLACE_LOG10 REPLACE_LOGL REPLACE_LOGF REPLACE_LOG REPLACE_LDEXPL REPLACE_ISNAN REPLACE_ISINF REPLACE_ISFINITE REPLACE_ILOGBL REPLACE_ILOGBF REPLACE_ILOGB REPLACE_HYPOTL REPLACE_HYPOTF REPLACE_HYPOT REPLACE_HUGE_VAL REPLACE_FREXPL REPLACE_FREXP REPLACE_FREXPF REPLACE_FMODL REPLACE_FMODF REPLACE_FMOD REPLACE_FMAL REPLACE_FMAF REPLACE_FMA REPLACE_FLOORL REPLACE_FLOORF REPLACE_FLOOR REPLACE_FABSL REPLACE_EXP2L REPLACE_EXP2 REPLACE_EXPM1F REPLACE_EXPM1 REPLACE_EXPF REPLACE_COSHF REPLACE_COSF REPLACE_CEILL REPLACE_CEILF REPLACE_CEIL REPLACE_CBRTL REPLACE_CBRTF REPLACE_ATAN2F REPLACE_ATANF REPLACE_ASINF REPLACE_ACOSF HAVE_DECL_TRUNCL HAVE_DECL_TRUNCF HAVE_DECL_TRUNC HAVE_DECL_TANL HAVE_DECL_SQRTL HAVE_DECL_SINL HAVE_DECL_ROUNDL HAVE_DECL_ROUNDF HAVE_DECL_ROUND HAVE_DECL_RINTF HAVE_DECL_REMAINDERL HAVE_DECL_REMAINDER HAVE_DECL_LOGB HAVE_DECL_LOG2L HAVE_DECL_LOG2F HAVE_DECL_LOG2 HAVE_DECL_LOG10L HAVE_DECL_LOGL HAVE_DECL_LDEXPL HAVE_DECL_FREXPL HAVE_DECL_FLOORL HAVE_DECL_FLOORF HAVE_DECL_EXPM1L HAVE_DECL_EXP2L HAVE_DECL_EXP2F HAVE_DECL_EXP2 HAVE_DECL_EXPL HAVE_DECL_COSL HAVE_DECL_COPYSIGNF HAVE_DECL_CEILL HAVE_DECL_CEILF HAVE_DECL_CBRTL HAVE_DECL_CBRTF HAVE_DECL_ATANL HAVE_DECL_ASINL HAVE_DECL_ACOSL HAVE_TANHF HAVE_TANL HAVE_TANF HAVE_SQRTL HAVE_SQRTF HAVE_SINHF HAVE_SINL HAVE_SINF HAVE_RINTL HAVE_RINT HAVE_REMAINDERF HAVE_REMAINDER HAVE_POWF HAVE_MODFL HAVE_MODFF HAVE_LOGBL HAVE_LOGBF HAVE_LOG1PL HAVE_LOG1PF HAVE_LOG1P HAVE_LOG10L HAVE_LOG10F HAVE_LOGL HAVE_LOGF HAVE_LDEXPF HAVE_ISNANL HAVE_ISNAND HAVE_ISNANF HAVE_ILOGBL HAVE_ILOGBF HAVE_ILOGB HAVE_HYPOTL HAVE_HYPOTF HAVE_FREXPF HAVE_FMODL HAVE_FMODF HAVE_FMAL HAVE_FMAF HAVE_FMA HAVE_FABSL HAVE_FABSF HAVE_EXPM1F HAVE_EXPM1 HAVE_EXPL HAVE_EXPF HAVE_COSHF HAVE_COSL HAVE_COSF HAVE_COPYSIGNL HAVE_COPYSIGN HAVE_CBRTL HAVE_CBRTF HAVE_CBRT HAVE_ATAN2F HAVE_ATANL HAVE_ATANF HAVE_ASINL HAVE_ASINF HAVE_ACOSL HAVE_ACOSF GNULIB_TRUNCL GNULIB_TRUNCF GNULIB_TRUNC GNULIB_TANHF GNULIB_TANL GNULIB_TANF GNULIB_SQRTL GNULIB_SQRTF GNULIB_SINHF GNULIB_SINL GNULIB_SINF GNULIB_SIGNBIT GNULIB_ROUNDL GNULIB_ROUNDF GNULIB_ROUND GNULIB_RINTL GNULIB_RINTF GNULIB_RINT GNULIB_REMAINDERL GNULIB_REMAINDERF GNULIB_REMAINDER GNULIB_POWF GNULIB_MODFL GNULIB_MODFF GNULIB_MODF GNULIB_LOGBL GNULIB_LOGBF GNULIB_LOGB GNULIB_LOG2L GNULIB_LOG2F GNULIB_LOG2 GNULIB_LOG1PL GNULIB_LOG1PF GNULIB_LOG1P GNULIB_LOG10L GNULIB_LOG10F GNULIB_LOG10 GNULIB_LOGL GNULIB_LOGF GNULIB_LOG GNULIB_LDEXPL GNULIB_LDEXPF GNULIB_ISNANL GNULIB_ISNAND GNULIB_ISNANF GNULIB_ISNAN GNULIB_ISINF GNULIB_ISFINITE GNULIB_ILOGBL GNULIB_ILOGBF GNULIB_ILOGB GNULIB_HYPOTL GNULIB_HYPOTF GNULIB_HYPOT GNULIB_FREXPL GNULIB_FREXP GNULIB_FREXPF GNULIB_FMODL GNULIB_FMODF GNULIB_FMOD GNULIB_FMAL GNULIB_FMAF GNULIB_FMA GNULIB_FLOORL GNULIB_FLOORF GNULIB_FLOOR GNULIB_FABSL GNULIB_FABSF GNULIB_EXPM1L GNULIB_EXPM1F GNULIB_EXPM1 GNULIB_EXP2L GNULIB_EXP2F GNULIB_EXP2 GNULIB_EXPL GNULIB_EXPF GNULIB_COSHF GNULIB_COSL GNULIB_COSF GNULIB_COPYSIGNL GNULIB_COPYSIGNF GNULIB_COPYSIGN GNULIB_CEILL GNULIB_CEILF GNULIB_CEIL GNULIB_CBRTL GNULIB_CBRTF GNULIB_CBRT GNULIB_ATAN2F GNULIB_ATANL GNULIB_ATANF GNULIB_ASINL GNULIB_ASINF GNULIB_ACOSL GNULIB_ACOSF HAVE_FEATURES_H GNULIB_OVERRIDES_WINT_T APPLE_UNIVERSAL_BUILD HAVE_SAME_LONG_DOUBLE_AS_DOUBLE REPLACE_ITOLD GL_GENERATE_FLOAT_H_FALSE GL_GENERATE_FLOAT_H_TRUE FLOAT_H NEXT_AS_FIRST_DIRECTIVE_FLOAT_H NEXT_FLOAT_H LIB_FDATASYNC NEXT_AS_FIRST_DIRECTIVE_FCNTL_H NEXT_FCNTL_H REPLACE_OPENAT REPLACE_OPEN REPLACE_FCNTL HAVE_OPENAT HAVE_FCNTL GNULIB_OPENAT GNULIB_OPEN GNULIB_NONBLOCKING GNULIB_FCNTL REPLACE_VSPRINTF REPLACE_VSNPRINTF REPLACE_VPRINTF REPLACE_VFPRINTF REPLACE_VDPRINTF REPLACE_VASPRINTF REPLACE_TMPFILE REPLACE_STDIO_WRITE_FUNCS REPLACE_STDIO_READ_FUNCS REPLACE_SPRINTF REPLACE_SNPRINTF REPLACE_RENAMEAT REPLACE_RENAME REPLACE_REMOVE REPLACE_PRINTF REPLACE_POPEN REPLACE_PERROR REPLACE_OBSTACK_PRINTF REPLACE_GETLINE REPLACE_GETDELIM REPLACE_FTELLO REPLACE_FTELL REPLACE_FSEEKO REPLACE_FSEEK REPLACE_FREOPEN REPLACE_FPURGE REPLACE_FPRINTF REPLACE_FOPEN REPLACE_FFLUSH REPLACE_FDOPEN REPLACE_FCLOSE REPLACE_DPRINTF HAVE_VDPRINTF HAVE_VASPRINTF HAVE_RENAMEAT HAVE_POPEN HAVE_PCLOSE HAVE_FTELLO HAVE_FSEEKO HAVE_DPRINTF HAVE_DECL_VSNPRINTF HAVE_DECL_SNPRINTF HAVE_DECL_OBSTACK_PRINTF HAVE_DECL_GETLINE HAVE_DECL_GETDELIM HAVE_DECL_FTELLO HAVE_DECL_FSEEKO HAVE_DECL_FPURGE GNULIB_VSPRINTF_POSIX GNULIB_VSNPRINTF GNULIB_VPRINTF_POSIX GNULIB_VPRINTF GNULIB_VFPRINTF_POSIX GNULIB_VFPRINTF GNULIB_VDPRINTF GNULIB_VSCANF GNULIB_VFSCANF GNULIB_VASPRINTF GNULIB_TMPFILE GNULIB_STDIO_H_SIGPIPE GNULIB_STDIO_H_NONBLOCKING GNULIB_SPRINTF_POSIX GNULIB_SNPRINTF GNULIB_SCANF GNULIB_RENAMEAT GNULIB_RENAME GNULIB_REMOVE GNULIB_PUTS GNULIB_PUTCHAR GNULIB_PUTC GNULIB_PRINTF_POSIX GNULIB_PRINTF GNULIB_POPEN GNULIB_PERROR GNULIB_PCLOSE GNULIB_OBSTACK_PRINTF_POSIX GNULIB_OBSTACK_PRINTF GNULIB_GETLINE GNULIB_GETDELIM GNULIB_GETCHAR GNULIB_GETC GNULIB_FWRITE GNULIB_FTELLO GNULIB_FTELL GNULIB_FSEEKO GNULIB_FSEEK GNULIB_FSCANF GNULIB_FREOPEN GNULIB_FREAD GNULIB_FPUTS GNULIB_FPUTC GNULIB_FPURGE GNULIB_FPRINTF_POSIX GNULIB_FPRINTF GNULIB_FOPEN GNULIB_FGETS GNULIB_FGETC GNULIB_FFLUSH GNULIB_FDOPEN GNULIB_FCLOSE GNULIB_DPRINTF EOVERFLOW_VALUE EOVERFLOW_HIDDEN ENOLINK_VALUE ENOLINK_HIDDEN EMULTIHOP_VALUE EMULTIHOP_HIDDEN GL_GENERATE_ERRNO_H_FALSE GL_GENERATE_ERRNO_H_TRUE ERRNO_H NEXT_AS_FIRST_DIRECTIVE_ERRNO_H NEXT_ERRNO_H HAVE_DIRENT_H NEXT_AS_FIRST_DIRECTIVE_DIRENT_H NEXT_DIRENT_H PRAGMA_COLUMNS PRAGMA_SYSTEM_HEADER INCLUDE_NEXT_AS_FIRST_DIRECTIVE INCLUDE_NEXT REPLACE_FDOPENDIR REPLACE_DIRFD REPLACE_CLOSEDIR REPLACE_OPENDIR HAVE_ALPHASORT HAVE_SCANDIR HAVE_FDOPENDIR HAVE_DECL_FDOPENDIR HAVE_DECL_DIRFD HAVE_CLOSEDIR HAVE_REWINDDIR HAVE_READDIR HAVE_OPENDIR GNULIB_ALPHASORT GNULIB_SCANDIR GNULIB_FDOPENDIR GNULIB_DIRFD GNULIB_CLOSEDIR GNULIB_REWINDDIR GNULIB_READDIR GNULIB_OPENDIR HAVE_WINSOCK2_H HAVE_MSVC_INVALID_PARAMETER_HANDLER LIB_CLOCK_GETTIME UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS UNISTD_H_HAVE_WINSOCK2_H REPLACE_WRITE REPLACE_USLEEP REPLACE_UNLINKAT REPLACE_UNLINK REPLACE_TTYNAME_R REPLACE_TRUNCATE REPLACE_SYMLINKAT REPLACE_SYMLINK REPLACE_SLEEP REPLACE_RMDIR REPLACE_READLINKAT REPLACE_READLINK REPLACE_READ REPLACE_PWRITE REPLACE_PREAD REPLACE_LSEEK REPLACE_LINKAT REPLACE_LINK REPLACE_LCHOWN REPLACE_ISATTY REPLACE_GETPASS REPLACE_GETPAGESIZE REPLACE_GETGROUPS REPLACE_GETLOGIN_R REPLACE_GETDTABLESIZE REPLACE_GETDOMAINNAME REPLACE_GETCWD REPLACE_FTRUNCATE REPLACE_FCHOWNAT REPLACE_FACCESSAT REPLACE_DUP2 REPLACE_DUP REPLACE_CLOSE REPLACE_CHOWN HAVE_SYS_PARAM_H HAVE_OS_H HAVE_DECL_TTYNAME_R HAVE_DECL_TRUNCATE HAVE_DECL_SETHOSTNAME HAVE_DECL_GETUSERSHELL HAVE_DECL_GETPAGESIZE HAVE_DECL_GETLOGIN_R HAVE_DECL_GETLOGIN HAVE_DECL_GETDOMAINNAME HAVE_DECL_FDATASYNC HAVE_DECL_FCHDIR HAVE_DECL_ENVIRON HAVE_USLEEP HAVE_UNLINKAT HAVE_SYMLINKAT HAVE_SYMLINK HAVE_SLEEP HAVE_SETHOSTNAME HAVE_READLINKAT HAVE_READLINK HAVE_PWRITE HAVE_PREAD HAVE_PIPE2 HAVE_PIPE HAVE_LINKAT HAVE_LINK HAVE_LCHOWN HAVE_GROUP_MEMBER HAVE_GETPASS HAVE_GETPAGESIZE HAVE_GETLOGIN HAVE_GETHOSTNAME HAVE_GETGROUPS HAVE_GETDTABLESIZE HAVE_FTRUNCATE HAVE_FSYNC HAVE_FDATASYNC HAVE_FCHOWNAT HAVE_FCHDIR HAVE_FACCESSAT HAVE_EUIDACCESS HAVE_DUP3 HAVE_DUP2 HAVE_CHOWN GNULIB_WRITE GNULIB_USLEEP GNULIB_UNLINKAT GNULIB_UNLINK GNULIB_UNISTD_H_SIGPIPE GNULIB_UNISTD_H_NONBLOCKING GNULIB_TTYNAME_R GNULIB_TRUNCATE GNULIB_SYMLINKAT GNULIB_SYMLINK GNULIB_SLEEP GNULIB_SETHOSTNAME GNULIB_RMDIR GNULIB_READLINKAT GNULIB_READLINK GNULIB_READ GNULIB_PWRITE GNULIB_PREAD GNULIB_PIPE2 GNULIB_PIPE GNULIB_LSEEK GNULIB_LINKAT GNULIB_LINK GNULIB_LCHOWN GNULIB_ISATTY GNULIB_GROUP_MEMBER GNULIB_GETUSERSHELL GNULIB_GETPASS GNULIB_GETPAGESIZE GNULIB_GETLOGIN_R GNULIB_GETLOGIN GNULIB_GETHOSTNAME GNULIB_GETGROUPS GNULIB_GETDTABLESIZE GNULIB_GETDOMAINNAME GNULIB_GETCWD GNULIB_FTRUNCATE GNULIB_FSYNC GNULIB_FDATASYNC GNULIB_FCHOWNAT GNULIB_FCHDIR GNULIB_FACCESSAT GNULIB_EUIDACCESS GNULIB_ENVIRON GNULIB_DUP3 GNULIB_DUP2 GNULIB_DUP GNULIB_CLOSE GNULIB_CHOWN GNULIB_CHDIR REPLACE_WCTOMB REPLACE_UNSETENV REPLACE_STRTOD REPLACE_SETENV REPLACE_REALPATH REPLACE_REALLOC REPLACE_RANDOM_R REPLACE_QSORT_R REPLACE_PUTENV REPLACE_PTSNAME_R REPLACE_PTSNAME REPLACE_MKSTEMP REPLACE_MBTOWC REPLACE_MALLOC REPLACE_CANONICALIZE_FILE_NAME REPLACE_CALLOC HAVE_DECL_UNSETENV HAVE_UNLOCKPT HAVE_SYS_LOADAVG_H HAVE_STRUCT_RANDOM_DATA HAVE_STRTOULL HAVE_STRTOLL HAVE_STRTOD HAVE_DECL_SETSTATE HAVE_DECL_SETENV HAVE_SETENV HAVE_SECURE_GETENV HAVE_RPMATCH HAVE_REALPATH HAVE_REALLOCARRAY HAVE_RANDOM_R HAVE_RANDOM_H HAVE_RANDOM HAVE_QSORT_R HAVE_PTSNAME_R HAVE_PTSNAME HAVE_POSIX_OPENPT HAVE_MKSTEMPS HAVE_MKSTEMP HAVE_MKOSTEMPS HAVE_MKOSTEMP HAVE_MKDTEMP HAVE_DECL_INITSTATE HAVE_GRANTPT HAVE_GETSUBOPT HAVE_DECL_GETLOADAVG HAVE_CANONICALIZE_FILE_NAME HAVE_ATOLL HAVE__EXIT GNULIB_WCTOMB GNULIB_UNSETENV GNULIB_UNLOCKPT GNULIB_SYSTEM_POSIX GNULIB_STRTOULL GNULIB_STRTOLL GNULIB_STRTOD GNULIB_SETENV GNULIB_SECURE_GETENV GNULIB_RPMATCH GNULIB_REALPATH GNULIB_REALLOC_POSIX GNULIB_REALLOCARRAY GNULIB_RANDOM_R GNULIB_RANDOM GNULIB_QSORT_R GNULIB_PUTENV GNULIB_PTSNAME_R GNULIB_PTSNAME GNULIB_POSIX_OPENPT GNULIB_MKSTEMPS GNULIB_MKSTEMP GNULIB_MKOSTEMPS GNULIB_MKOSTEMP GNULIB_MKDTEMP GNULIB_MBTOWC GNULIB_MALLOC_POSIX GNULIB_GRANTPT GNULIB_GETSUBOPT GNULIB_GETLOADAVG GNULIB_CANONICALIZE_FILE_NAME GNULIB_CALLOC_POSIX GNULIB_ATOLL GNULIB__EXIT GL_GENERATE_ALLOCA_H_FALSE GL_GENERATE_ALLOCA_H_TRUE ALLOCA_H ALLOCA GL_COND_LIBTOOL_FALSE GL_COND_LIBTOOL_TRUE host_os host_vendor host_cpu host build_os build_vendor build_cpu build ARFLAGS AR EGREP RANLIB LN_S NM GREP CPP am__fastdepCC_FALSE am__fastdepCC_TRUE CCDEPMODE am__nodep AMDEPBACKSLASH AMDEP_FALSE AMDEP_TRUE am__include DEPDIR OBJEXT EXEEXT ac_ct_CC CPPFLAGS LDFLAGS CFLAGS CC AM_BACKSLASH AM_DEFAULT_VERBOSITY AM_DEFAULT_V AM_V am__untar am__tar AMTAR am__leading_dot SET_MAKE AWK mkdir_p MKDIR_P INSTALL_STRIP_PROGRAM STRIP install_sh MAKEINFO AUTOHEADER AUTOMAKE AUTOCONF ACLOCAL VERSION PACKAGE CYGPATH_W am__isrc INSTALL_DATA INSTALL_SCRIPT INSTALL_PROGRAM target_alias host_alias build_alias LIBS ECHO_T ECHO_N ECHO_C DEFS mandir localedir libdir psdir pdfdir dvidir htmldir infodir docdir oldincludedir includedir runstatedir localstatedir sharedstatedir sysconfdir datadir datarootdir libexecdir sbindir bindir program_transform_name prefix exec_prefix PACKAGE_URL PACKAGE_BUGREPORT PACKAGE_STRING PACKAGE_VERSION PACKAGE_TARNAME PACKAGE_NAME PATH_SEPARATOR SHELL am__quote' ac_subst_files='' ac_user_opts=' enable_option_checking enable_silent_rules enable_dependency_tracking enable_largefile enable_threads with_gnu_ld enable_rpath with_libpth_prefix enable_gcc_warnings ' ac_precious_vars='build_alias host_alias target_alias CC CFLAGS LDFLAGS LIBS CPPFLAGS CPP' # Initialize some variables set by options. ac_init_help= ac_init_version=false ac_unrecognized_opts= ac_unrecognized_sep= # The variables have the same names as the options, with # dashes changed to underlines. cache_file=/dev/null exec_prefix=NONE no_create= no_recursion= prefix=NONE program_prefix=NONE program_suffix=NONE program_transform_name=s,x,x, silent= site= srcdir= verbose= x_includes=NONE x_libraries=NONE # Installation directory options. # These are left unexpanded so users can "make install exec_prefix=/foo" # and all the variables that are supposed to be based on exec_prefix # by default will actually change. # Use braces instead of parens because sh, perl, etc. also accept them. # (The list follows the same order as the GNU Coding Standards.) bindir='${exec_prefix}/bin' sbindir='${exec_prefix}/sbin' libexecdir='${exec_prefix}/libexec' datarootdir='${prefix}/share' datadir='${datarootdir}' sysconfdir='${prefix}/etc' sharedstatedir='${prefix}/com' localstatedir='${prefix}/var' runstatedir='${localstatedir}/run' includedir='${prefix}/include' oldincludedir='/usr/include' docdir='${datarootdir}/doc/${PACKAGE_TARNAME}' infodir='${datarootdir}/info' htmldir='${docdir}' dvidir='${docdir}' pdfdir='${docdir}' psdir='${docdir}' libdir='${exec_prefix}/lib' localedir='${datarootdir}/locale' mandir='${datarootdir}/man' ac_prev= ac_dashdash= for ac_option do # If the previous option needs an argument, assign it. if test -n "$ac_prev"; then eval $ac_prev=\$ac_option ac_prev= continue fi case $ac_option in *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;; *=) ac_optarg= ;; *) ac_optarg=yes ;; esac # Accept the important Cygnus configure options, so we can diagnose typos. case $ac_dashdash$ac_option in --) ac_dashdash=yes ;; -bindir | --bindir | --bindi | --bind | --bin | --bi) ac_prev=bindir ;; -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*) bindir=$ac_optarg ;; -build | --build | --buil | --bui | --bu) ac_prev=build_alias ;; -build=* | --build=* | --buil=* | --bui=* | --bu=*) build_alias=$ac_optarg ;; -cache-file | --cache-file | --cache-fil | --cache-fi \ | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c) ac_prev=cache_file ;; -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \ | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*) cache_file=$ac_optarg ;; --config-cache | -C) cache_file=config.cache ;; -datadir | --datadir | --datadi | --datad) ac_prev=datadir ;; -datadir=* | --datadir=* | --datadi=* | --datad=*) datadir=$ac_optarg ;; -datarootdir | --datarootdir | --datarootdi | --datarootd | --dataroot \ | --dataroo | --dataro | --datar) ac_prev=datarootdir ;; -datarootdir=* | --datarootdir=* | --datarootdi=* | --datarootd=* \ | --dataroot=* | --dataroo=* | --dataro=* | --datar=*) datarootdir=$ac_optarg ;; -disable-* | --disable-*) ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'` # Reject names that are not valid shell variable names. expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null && as_fn_error $? "invalid feature name: \`$ac_useropt'" ac_useropt_orig=$ac_useropt ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'` case $ac_user_opts in *" "enable_$ac_useropt" "*) ;; *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig" ac_unrecognized_sep=', ';; esac eval enable_$ac_useropt=no ;; -docdir | --docdir | --docdi | --doc | --do) ac_prev=docdir ;; -docdir=* | --docdir=* | --docdi=* | --doc=* | --do=*) docdir=$ac_optarg ;; -dvidir | --dvidir | --dvidi | --dvid | --dvi | --dv) ac_prev=dvidir ;; -dvidir=* | --dvidir=* | --dvidi=* | --dvid=* | --dvi=* | --dv=*) dvidir=$ac_optarg ;; -enable-* | --enable-*) ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'` # Reject names that are not valid shell variable names. expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null && as_fn_error $? "invalid feature name: \`$ac_useropt'" ac_useropt_orig=$ac_useropt ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'` case $ac_user_opts in *" "enable_$ac_useropt" "*) ;; *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig" ac_unrecognized_sep=', ';; esac eval enable_$ac_useropt=\$ac_optarg ;; -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \ | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \ | --exec | --exe | --ex) ac_prev=exec_prefix ;; -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \ | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \ | --exec=* | --exe=* | --ex=*) exec_prefix=$ac_optarg ;; -gas | --gas | --ga | --g) # Obsolete; use --with-gas. with_gas=yes ;; -help | --help | --hel | --he | -h) ac_init_help=long ;; -help=r* | --help=r* | --hel=r* | --he=r* | -hr*) ac_init_help=recursive ;; -help=s* | --help=s* | --hel=s* | --he=s* | -hs*) ac_init_help=short ;; -host | --host | --hos | --ho) ac_prev=host_alias ;; -host=* | --host=* | --hos=* | --ho=*) host_alias=$ac_optarg ;; -htmldir | --htmldir | --htmldi | --htmld | --html | --htm | --ht) ac_prev=htmldir ;; -htmldir=* | --htmldir=* | --htmldi=* | --htmld=* | --html=* | --htm=* \ | --ht=*) htmldir=$ac_optarg ;; -includedir | --includedir | --includedi | --included | --include \ | --includ | --inclu | --incl | --inc) ac_prev=includedir ;; -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \ | --includ=* | --inclu=* | --incl=* | --inc=*) includedir=$ac_optarg ;; -infodir | --infodir | --infodi | --infod | --info | --inf) ac_prev=infodir ;; -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*) infodir=$ac_optarg ;; -libdir | --libdir | --libdi | --libd) ac_prev=libdir ;; -libdir=* | --libdir=* | --libdi=* | --libd=*) libdir=$ac_optarg ;; -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \ | --libexe | --libex | --libe) ac_prev=libexecdir ;; -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \ | --libexe=* | --libex=* | --libe=*) libexecdir=$ac_optarg ;; -localedir | --localedir | --localedi | --localed | --locale) ac_prev=localedir ;; -localedir=* | --localedir=* | --localedi=* | --localed=* | --locale=*) localedir=$ac_optarg ;; -localstatedir | --localstatedir | --localstatedi | --localstated \ | --localstate | --localstat | --localsta | --localst | --locals) ac_prev=localstatedir ;; -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \ | --localstate=* | --localstat=* | --localsta=* | --localst=* | --locals=*) localstatedir=$ac_optarg ;; -mandir | --mandir | --mandi | --mand | --man | --ma | --m) ac_prev=mandir ;; -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*) mandir=$ac_optarg ;; -nfp | --nfp | --nf) # Obsolete; use --without-fp. with_fp=no ;; -no-create | --no-create | --no-creat | --no-crea | --no-cre \ | --no-cr | --no-c | -n) no_create=yes ;; -no-recursion | --no-recursion | --no-recursio | --no-recursi \ | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) no_recursion=yes ;; -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \ | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \ | --oldin | --oldi | --old | --ol | --o) ac_prev=oldincludedir ;; -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \ | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \ | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*) oldincludedir=$ac_optarg ;; -prefix | --prefix | --prefi | --pref | --pre | --pr | --p) ac_prev=prefix ;; -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*) prefix=$ac_optarg ;; -program-prefix | --program-prefix | --program-prefi | --program-pref \ | --program-pre | --program-pr | --program-p) ac_prev=program_prefix ;; -program-prefix=* | --program-prefix=* | --program-prefi=* \ | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*) program_prefix=$ac_optarg ;; -program-suffix | --program-suffix | --program-suffi | --program-suff \ | --program-suf | --program-su | --program-s) ac_prev=program_suffix ;; -program-suffix=* | --program-suffix=* | --program-suffi=* \ | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*) program_suffix=$ac_optarg ;; -program-transform-name | --program-transform-name \ | --program-transform-nam | --program-transform-na \ | --program-transform-n | --program-transform- \ | --program-transform | --program-transfor \ | --program-transfo | --program-transf \ | --program-trans | --program-tran \ | --progr-tra | --program-tr | --program-t) ac_prev=program_transform_name ;; -program-transform-name=* | --program-transform-name=* \ | --program-transform-nam=* | --program-transform-na=* \ | --program-transform-n=* | --program-transform-=* \ | --program-transform=* | --program-transfor=* \ | --program-transfo=* | --program-transf=* \ | --program-trans=* | --program-tran=* \ | --progr-tra=* | --program-tr=* | --program-t=*) program_transform_name=$ac_optarg ;; -pdfdir | --pdfdir | --pdfdi | --pdfd | --pdf | --pd) ac_prev=pdfdir ;; -pdfdir=* | --pdfdir=* | --pdfdi=* | --pdfd=* | --pdf=* | --pd=*) pdfdir=$ac_optarg ;; -psdir | --psdir | --psdi | --psd | --ps) ac_prev=psdir ;; -psdir=* | --psdir=* | --psdi=* | --psd=* | --ps=*) psdir=$ac_optarg ;; -q | -quiet | --quiet | --quie | --qui | --qu | --q \ | -silent | --silent | --silen | --sile | --sil) silent=yes ;; -runstatedir | --runstatedir | --runstatedi | --runstated \ | --runstate | --runstat | --runsta | --runst | --runs \ | --run | --ru | --r) ac_prev=runstatedir ;; -runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \ | --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \ | --run=* | --ru=* | --r=*) runstatedir=$ac_optarg ;; -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb) ac_prev=sbindir ;; -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \ | --sbi=* | --sb=*) sbindir=$ac_optarg ;; -sharedstatedir | --sharedstatedir | --sharedstatedi \ | --sharedstated | --sharedstate | --sharedstat | --sharedsta \ | --sharedst | --shareds | --shared | --share | --shar \ | --sha | --sh) ac_prev=sharedstatedir ;; -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \ | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \ | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \ | --sha=* | --sh=*) sharedstatedir=$ac_optarg ;; -site | --site | --sit) ac_prev=site ;; -site=* | --site=* | --sit=*) site=$ac_optarg ;; -srcdir | --srcdir | --srcdi | --srcd | --src | --sr) ac_prev=srcdir ;; -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*) srcdir=$ac_optarg ;; -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \ | --syscon | --sysco | --sysc | --sys | --sy) ac_prev=sysconfdir ;; -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \ | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*) sysconfdir=$ac_optarg ;; -target | --target | --targe | --targ | --tar | --ta | --t) ac_prev=target_alias ;; -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*) target_alias=$ac_optarg ;; -v | -verbose | --verbose | --verbos | --verbo | --verb) verbose=yes ;; -version | --version | --versio | --versi | --vers | -V) ac_init_version=: ;; -with-* | --with-*) ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'` # Reject names that are not valid shell variable names. expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null && as_fn_error $? "invalid package name: \`$ac_useropt'" ac_useropt_orig=$ac_useropt ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'` case $ac_user_opts in *" "with_$ac_useropt" "*) ;; *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig" ac_unrecognized_sep=', ';; esac eval with_$ac_useropt=\$ac_optarg ;; -without-* | --without-*) ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'` # Reject names that are not valid shell variable names. expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null && as_fn_error $? "invalid package name: \`$ac_useropt'" ac_useropt_orig=$ac_useropt ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'` case $ac_user_opts in *" "with_$ac_useropt" "*) ;; *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig" ac_unrecognized_sep=', ';; esac eval with_$ac_useropt=no ;; --x) # Obsolete; use --with-x. with_x=yes ;; -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \ | --x-incl | --x-inc | --x-in | --x-i) ac_prev=x_includes ;; -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \ | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*) x_includes=$ac_optarg ;; -x-libraries | --x-libraries | --x-librarie | --x-librari \ | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l) ac_prev=x_libraries ;; -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \ | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*) x_libraries=$ac_optarg ;; -*) as_fn_error $? "unrecognized option: \`$ac_option' Try \`$0 --help' for more information" ;; *=*) ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='` # Reject names that are not valid shell variable names. case $ac_envvar in #( '' | [0-9]* | *[!_$as_cr_alnum]* ) as_fn_error $? "invalid variable name: \`$ac_envvar'" ;; esac eval $ac_envvar=\$ac_optarg export $ac_envvar ;; *) # FIXME: should be removed in autoconf 3.0. printf "%s\n" "$as_me: WARNING: you should use --build, --host, --target" >&2 expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null && printf "%s\n" "$as_me: WARNING: invalid host type: $ac_option" >&2 : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}" ;; esac done if test -n "$ac_prev"; then ac_option=--`echo $ac_prev | sed 's/_/-/g'` as_fn_error $? "missing argument to $ac_option" fi if test -n "$ac_unrecognized_opts"; then case $enable_option_checking in no) ;; fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;; *) printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;; esac fi # Check all directory arguments for consistency. for ac_var in exec_prefix prefix bindir sbindir libexecdir datarootdir \ datadir sysconfdir sharedstatedir localstatedir includedir \ oldincludedir docdir infodir htmldir dvidir pdfdir psdir \ libdir localedir mandir runstatedir do eval ac_val=\$$ac_var # Remove trailing slashes. case $ac_val in */ ) ac_val=`expr "X$ac_val" : 'X\(.*[^/]\)' \| "X$ac_val" : 'X\(.*\)'` eval $ac_var=\$ac_val;; esac # Be sure to have absolute directory names. case $ac_val in [\\/$]* | ?:[\\/]* ) continue;; NONE | '' ) case $ac_var in *prefix ) continue;; esac;; esac as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val" done # There might be people who depend on the old broken behavior: `$host' # used to hold the argument of --host etc. # FIXME: To remove some day. build=$build_alias host=$host_alias target=$target_alias # FIXME: To remove some day. if test "x$host_alias" != x; then if test "x$build_alias" = x; then cross_compiling=maybe elif test "x$build_alias" != "x$host_alias"; then cross_compiling=yes fi fi ac_tool_prefix= test -n "$host_alias" && ac_tool_prefix=$host_alias- test "$silent" = yes && exec 6>/dev/null ac_pwd=`pwd` && test -n "$ac_pwd" && ac_ls_di=`ls -di .` && ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` || as_fn_error $? "working directory cannot be determined" test "X$ac_ls_di" = "X$ac_pwd_ls_di" || as_fn_error $? "pwd does not report name of working directory" # Find the source files, if location was not specified. if test -z "$srcdir"; then ac_srcdir_defaulted=yes # Try the directory containing this script, then the parent directory. ac_confdir=`$as_dirname -- "$as_myself" || $as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ X"$as_myself" : 'X\(//\)[^/]' \| \ X"$as_myself" : 'X\(//\)$' \| \ X"$as_myself" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X"$as_myself" | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/ q } /^X\(\/\/\)[^/].*/{ s//\1/ q } /^X\(\/\/\)$/{ s//\1/ q } /^X\(\/\).*/{ s//\1/ q } s/.*/./; q'` srcdir=$ac_confdir if test ! -r "$srcdir/$ac_unique_file"; then srcdir=.. fi else ac_srcdir_defaulted=no fi if test ! -r "$srcdir/$ac_unique_file"; then test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .." as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir" fi ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work" ac_abs_confdir=`( cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg" pwd)` # When building in place, set srcdir=. if test "$ac_abs_confdir" = "$ac_pwd"; then srcdir=. fi # Remove unnecessary trailing slashes from srcdir. # Double slashes in file names in object file debugging info # mess up M-x gdb in Emacs. case $srcdir in */) srcdir=`expr "X$srcdir" : 'X\(.*[^/]\)' \| "X$srcdir" : 'X\(.*\)'`;; esac for ac_var in $ac_precious_vars; do eval ac_env_${ac_var}_set=\${${ac_var}+set} eval ac_env_${ac_var}_value=\$${ac_var} eval ac_cv_env_${ac_var}_set=\${${ac_var}+set} eval ac_cv_env_${ac_var}_value=\$${ac_var} done # # Report the --help message. # if test "$ac_init_help" = "long"; then # Omit some internal or obsolete options to make the list less imposing. # This message is too long to be a string in the A/UX 3.1 sh. cat <<_ACEOF \`configure' configures gzip 1.10 to adapt to many kinds of systems. Usage: $0 [OPTION]... [VAR=VALUE]... To assign environment variables (e.g., CC, CFLAGS...), specify them as VAR=VALUE. See below for descriptions of some of the useful variables. Defaults for the options are specified in brackets. Configuration: -h, --help display this help and exit --help=short display options specific to this package --help=recursive display the short help of all the included packages -V, --version display version information and exit -q, --quiet, --silent do not print \`checking ...' messages --cache-file=FILE cache test results in FILE [disabled] -C, --config-cache alias for \`--cache-file=config.cache' -n, --no-create do not create output files --srcdir=DIR find the sources in DIR [configure dir or \`..'] Installation directories: --prefix=PREFIX install architecture-independent files in PREFIX [$ac_default_prefix] --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX [PREFIX] By default, \`make install' will install all the files in \`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc. You can specify an installation prefix other than \`$ac_default_prefix' using \`--prefix', for instance \`--prefix=\$HOME'. For better control, use the options below. Fine tuning of the installation directories: --bindir=DIR user executables [EPREFIX/bin] --sbindir=DIR system admin executables [EPREFIX/sbin] --libexecdir=DIR program executables [EPREFIX/libexec] --sysconfdir=DIR read-only single-machine data [PREFIX/etc] --sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com] --localstatedir=DIR modifiable single-machine data [PREFIX/var] --runstatedir=DIR modifiable per-process data [LOCALSTATEDIR/run] --libdir=DIR object code libraries [EPREFIX/lib] --includedir=DIR C header files [PREFIX/include] --oldincludedir=DIR C header files for non-gcc [/usr/include] --datarootdir=DIR read-only arch.-independent data root [PREFIX/share] --datadir=DIR read-only architecture-independent data [DATAROOTDIR] --infodir=DIR info documentation [DATAROOTDIR/info] --localedir=DIR locale-dependent data [DATAROOTDIR/locale] --mandir=DIR man documentation [DATAROOTDIR/man] --docdir=DIR documentation root [DATAROOTDIR/doc/gzip] --htmldir=DIR html documentation [DOCDIR] --dvidir=DIR dvi documentation [DOCDIR] --pdfdir=DIR pdf documentation [DOCDIR] --psdir=DIR ps documentation [DOCDIR] _ACEOF cat <<\_ACEOF Program names: --program-prefix=PREFIX prepend PREFIX to installed program names --program-suffix=SUFFIX append SUFFIX to installed program names --program-transform-name=PROGRAM run sed PROGRAM on installed program names System types: --build=BUILD configure for building on BUILD [guessed] --host=HOST cross-compile to build programs to run on HOST [BUILD] _ACEOF fi if test -n "$ac_init_help"; then case $ac_init_help in short | recursive ) echo "Configuration of gzip 1.10:";; esac cat <<\_ACEOF Optional Features: --disable-option-checking ignore unrecognized --enable/--with options --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) --enable-FEATURE[=ARG] include FEATURE [ARG=yes] --enable-silent-rules less verbose build output (undo: "make V=1") --disable-silent-rules verbose build output (undo: "make V=0") --enable-dependency-tracking do not reject slow dependency extractors --disable-dependency-tracking speeds up one-time build --disable-largefile omit support for large files --enable-threads={posix|solaris|pth|windows} specify multithreading API --disable-threads build without multithread safety --disable-rpath do not hardcode runtime library paths --enable-gcc-warnings turn on many GCC warnings (for developers; best with GNU make) Optional Packages: --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no) --with-gnu-ld assume the C compiler uses GNU ld [default=no] --with-libpth-prefix[=DIR] search for libpth in DIR/include and DIR/lib --without-libpth-prefix don't search for libpth in includedir and libdir Some influential environment variables: CC C compiler command CFLAGS C compiler flags LDFLAGS linker flags, e.g. -L if you have libraries in a nonstandard directory LIBS libraries to pass to the linker, e.g. -l CPPFLAGS (Objective) C/C++ preprocessor flags, e.g. -I if you have headers in a nonstandard directory CPP C preprocessor Use these variables to override the choices made by `configure' or to help it to find libraries and programs with nonstandard names/locations. Report bugs to . _ACEOF ac_status=$? fi if test "$ac_init_help" = "recursive"; then # If there are subdirs, report their specific --help. for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue test -d "$ac_dir" || { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } || continue ac_builddir=. case "$ac_dir" in .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;; *) ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'` # A ".." for each directory in $ac_dir_suffix. ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'` case $ac_top_builddir_sub in "") ac_top_builddir_sub=. ac_top_build_prefix= ;; *) ac_top_build_prefix=$ac_top_builddir_sub/ ;; esac ;; esac ac_abs_top_builddir=$ac_pwd ac_abs_builddir=$ac_pwd$ac_dir_suffix # for backward compatibility: ac_top_builddir=$ac_top_build_prefix case $srcdir in .) # We are building in place. ac_srcdir=. ac_top_srcdir=$ac_top_builddir_sub ac_abs_top_srcdir=$ac_pwd ;; [\\/]* | ?:[\\/]* ) # Absolute name. ac_srcdir=$srcdir$ac_dir_suffix; ac_top_srcdir=$srcdir ac_abs_top_srcdir=$srcdir ;; *) # Relative name. ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix ac_top_srcdir=$ac_top_build_prefix$srcdir ac_abs_top_srcdir=$ac_pwd/$srcdir ;; esac ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix cd "$ac_dir" || { ac_status=$?; continue; } # Check for guested configure. if test -f "$ac_srcdir/configure.gnu"; then echo && $SHELL "$ac_srcdir/configure.gnu" --help=recursive elif test -f "$ac_srcdir/configure"; then echo && $SHELL "$ac_srcdir/configure" --help=recursive else printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2 fi || ac_status=$? cd "$ac_pwd" || { ac_status=$?; break; } done fi test -n "$ac_init_help" && exit $ac_status if $ac_init_version; then cat <<\_ACEOF gzip configure 1.10 generated by GNU Autoconf 2.69.197-b8fd7 Copyright (C) 2017 Free Software Foundation, Inc. This configure script is free software; the Free Software Foundation gives unlimited permission to copy, distribute and modify it. _ACEOF exit fi ## ------------------------ ## ## Autoconf initialization. ## ## ------------------------ ## # ac_fn_c_try_compile LINENO # -------------------------- # Try to compile conftest.$ac_ext, and return whether this succeeded. ac_fn_c_try_compile () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack rm -f conftest.$ac_objext if { { ac_try="$ac_compile" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_compile") 2>conftest.err ac_status=$? if test -s conftest.err; then grep -v '^ *+' conftest.err >conftest.er1 cat conftest.er1 >&5 mv -f conftest.er1 conftest.err fi printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } && { test -z "$ac_c_werror_flag" || test ! -s conftest.err } && test -s conftest.$ac_objext then : ac_retval=0 else printf "%s\n" "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 ac_retval=1 fi eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno as_fn_set_status $ac_retval } # ac_fn_c_try_compile # ac_fn_c_try_cpp LINENO # ---------------------- # Try to preprocess conftest.$ac_ext, and return whether this succeeded. ac_fn_c_try_cpp () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack if { { ac_try="$ac_cpp conftest.$ac_ext" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err ac_status=$? if test -s conftest.err; then grep -v '^ *+' conftest.err >conftest.er1 cat conftest.er1 >&5 mv -f conftest.er1 conftest.err fi printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } > conftest.i && { test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" || test ! -s conftest.err } then : ac_retval=0 else printf "%s\n" "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 ac_retval=1 fi eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno as_fn_set_status $ac_retval } # ac_fn_c_try_cpp # ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES # ------------------------------------------------------- # Tests whether HEADER exists and can be compiled using the include files in # INCLUDES, setting the cache variable VAR accordingly. ac_fn_c_check_header_compile () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 printf %s "checking for $2... " >&6; } if eval test \${$3+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 #include <$2> _ACEOF if ac_fn_c_try_compile "$LINENO" then : eval "$3=yes" else eval "$3=no" fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi eval ac_res=\$$3 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno } # ac_fn_c_check_header_compile # ac_fn_c_try_link LINENO # ----------------------- # Try to link conftest.$ac_ext, and return whether this succeeded. ac_fn_c_try_link () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack rm -f conftest.$ac_objext conftest$ac_exeext if { { ac_try="$ac_link" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_link") 2>conftest.err ac_status=$? if test -s conftest.err; then grep -v '^ *+' conftest.err >conftest.er1 cat conftest.er1 >&5 mv -f conftest.er1 conftest.err fi printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } && { test -z "$ac_c_werror_flag" || test ! -s conftest.err } && test -s conftest$ac_exeext && { test "$cross_compiling" = yes || test -x conftest$ac_exeext } then : ac_retval=0 else printf "%s\n" "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 ac_retval=1 fi # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would # interfere with the next link command; also delete a directory that is # left behind by Apple's compiler. We do this before executing the actions. rm -rf conftest.dSYM conftest_ipa8_conftest.oo eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno as_fn_set_status $ac_retval } # ac_fn_c_try_link # ac_fn_c_check_type LINENO TYPE VAR INCLUDES # ------------------------------------------- # Tests whether TYPE exists after having included INCLUDES, setting cache # variable VAR accordingly. ac_fn_c_check_type () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 printf %s "checking for $2... " >&6; } if eval test \${$3+y} then : printf %s "(cached) " >&6 else eval "$3=no" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { if (sizeof ($2)) return 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { if (sizeof (($2))) return 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : else eval "$3=yes" fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi eval ac_res=\$$3 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno } # ac_fn_c_check_type # ac_fn_c_check_func LINENO FUNC VAR # ---------------------------------- # Tests whether FUNC exists, setting the cache variable VAR accordingly ac_fn_c_check_func () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 printf %s "checking for $2... " >&6; } if eval test \${$3+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Define $2 to an innocuous variant, in case declares $2. For example, HP-UX 11i declares gettimeofday. */ #define $2 innocuous_$2 /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $2 (); below. */ #include #undef $2 /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char $2 (); /* The GNU C library defines this for functions which it implements to always fail with ENOSYS. Some functions are actually named something starting with __ and the normal name is an alias. */ #if defined __stub_$2 || defined __stub___$2 choke me #endif int main (void) { return $2 (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : eval "$3=yes" else eval "$3=no" fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi eval ac_res=\$$3 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno } # ac_fn_c_check_func # ac_fn_c_try_run LINENO # ---------------------- # Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that # executables *can* be run. ac_fn_c_try_run () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack if { { ac_try="$ac_link" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_link") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } && { ac_try='./conftest$ac_exeext' { { case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_try") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; } then : ac_retval=0 else printf "%s\n" "$as_me: program exited with status $ac_status" >&5 printf "%s\n" "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 ac_retval=$ac_status fi rm -rf conftest.dSYM conftest_ipa8_conftest.oo eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno as_fn_set_status $ac_retval } # ac_fn_c_try_run # ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES # --------------------------------------------- # Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR # accordingly. ac_fn_c_check_decl () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack # Initialize each $ac_[]_AC_LANG_ABBREV[]_decl_warn_flag once. as_decl_name=`echo $2|sed 's/ *(.*//'` as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'` { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5 printf %s "checking whether $as_decl_name is declared... " >&6; } if eval test \${$3+y} then : printf %s "(cached) " >&6 else ac_save_werror_flag=$ac_c_werror_flag ac_c_werror_flag="$ac_c_decl_warn_flag$ac_c_werror_flag" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { #ifndef $as_decl_name #ifdef __cplusplus (void) $as_decl_use; #else (void) $as_decl_name; #endif #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : eval "$3=yes" else eval "$3=no" fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ac_c_werror_flag=$ac_save_werror_flag fi eval ac_res=\$$3 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno } # ac_fn_c_check_decl # ac_fn_c_compute_int LINENO EXPR VAR INCLUDES # -------------------------------------------- # Tries to find the compile-time value of EXPR in a program that includes # INCLUDES, setting VAR accordingly. Returns whether the value could be # computed ac_fn_c_compute_int () { as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack if test "$cross_compiling" = yes; then # Depending upon the size, compute the lo and hi bounds. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { static int test_array [1 - 2 * !(($2) >= 0)]; test_array [0] = 0; return test_array [0]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_lo=0 ac_mid=0 while :; do cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { static int test_array [1 - 2 * !(($2) <= $ac_mid)]; test_array [0] = 0; return test_array [0]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_hi=$ac_mid; break else as_fn_arith $ac_mid + 1 && ac_lo=$as_val if test $ac_lo -le $ac_mid; then ac_lo= ac_hi= break fi as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext done else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { static int test_array [1 - 2 * !(($2) < 0)]; test_array [0] = 0; return test_array [0]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_hi=-1 ac_mid=-1 while :; do cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { static int test_array [1 - 2 * !(($2) >= $ac_mid)]; test_array [0] = 0; return test_array [0]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_lo=$ac_mid; break else as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val if test $ac_mid -le $ac_hi; then ac_lo= ac_hi= break fi as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext done else ac_lo= ac_hi= fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext # Binary search between lo and hi bounds. while test "x$ac_lo" != "x$ac_hi"; do as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 int main (void) { static int test_array [1 - 2 * !(($2) <= $ac_mid)]; test_array [0] = 0; return test_array [0]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_hi=$ac_mid else as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext done case $ac_lo in #(( ?*) eval "$3=\$ac_lo"; ac_retval=0 ;; '') ac_retval=1 ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $4 static long int longval () { return $2; } static unsigned long int ulongval () { return $2; } #include #include int main (void) { FILE *f = fopen ("conftest.val", "w"); if (! f) return 1; if (($2) < 0) { long int i = longval (); if (i != ($2)) return 1; fprintf (f, "%ld", i); } else { unsigned long int i = ulongval (); if (i != ($2)) return 1; fprintf (f, "%lu", i); } /* Do not output a trailing newline, as this causes \r\n confusion on some platforms. */ return ferror (f) || fclose (f) != 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : echo >>conftest.val; read $3 &5 printf %s "checking for $2.$3... " >&6; } if eval test \${$4+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $5 int main (void) { static $2 ac_aggr; if (ac_aggr.$3) return 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : eval "$4=yes" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $5 int main (void) { static $2 ac_aggr; if (sizeof ac_aggr.$3) return 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : eval "$4=yes" else eval "$4=no" fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi eval ac_res=\$$4 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno } # ac_fn_c_check_member ac_configure_args_raw= for ac_arg do case $ac_arg in *\'*) ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; esac as_fn_append ac_configure_args_raw " '$ac_arg'" done case $ac_configure_args_raw in *$as_nl*) ac_safe_unquote= ;; *) ac_unsafe_z='|&;<>()$`\\"*?[ '' ' # This string ends in space, tab. ac_unsafe_a="$ac_unsafe_z#~" ac_safe_unquote="s/ '\\([^$ac_unsafe_a][^$ac_unsafe_z]*\\)'/ \\1/g" ac_configure_args_raw=` printf "%s\n" "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;; esac cat >config.log <<_ACEOF This file contains any messages produced by compilers while running configure, to aid debugging if configure makes a mistake. It was created by gzip $as_me 1.10, which was generated by GNU Autoconf 2.69.197-b8fd7. Invocation command line was $ $0$ac_configure_args_raw _ACEOF exec 5>>config.log { cat <<_ASUNAME ## --------- ## ## Platform. ## ## --------- ## hostname = `(hostname || uname -n) 2>/dev/null | sed 1q` uname -m = `(uname -m) 2>/dev/null || echo unknown` uname -r = `(uname -r) 2>/dev/null || echo unknown` uname -s = `(uname -s) 2>/dev/null || echo unknown` uname -v = `(uname -v) 2>/dev/null || echo unknown` /usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown` /bin/uname -X = `(/bin/uname -X) 2>/dev/null || echo unknown` /bin/arch = `(/bin/arch) 2>/dev/null || echo unknown` /usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null || echo unknown` /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown` /usr/bin/hostinfo = `(/usr/bin/hostinfo) 2>/dev/null || echo unknown` /bin/machine = `(/bin/machine) 2>/dev/null || echo unknown` /usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null || echo unknown` /bin/universe = `(/bin/universe) 2>/dev/null || echo unknown` _ASUNAME as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac printf "%s\n" "PATH: $as_dir" done IFS=$as_save_IFS } >&5 cat >&5 <<_ACEOF ## ----------- ## ## Core tests. ## ## ----------- ## _ACEOF # Keep a trace of the command line. # Strip out --no-create and --no-recursion so they do not pile up. # Strip out --silent because we don't want to record it for future runs. # Also quote any args containing shell meta-characters. # Make two passes to allow for proper duplicate-argument suppression. ac_configure_args= ac_configure_args0= ac_configure_args1= ac_must_keep_next=false for ac_pass in 1 2 do for ac_arg do case $ac_arg in -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;; -q | -quiet | --quiet | --quie | --qui | --qu | --q \ | -silent | --silent | --silen | --sile | --sil) continue ;; *\'*) ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; esac case $ac_pass in 1) as_fn_append ac_configure_args0 " '$ac_arg'" ;; 2) as_fn_append ac_configure_args1 " '$ac_arg'" if test $ac_must_keep_next = true; then ac_must_keep_next=false # Got value, back to normal. else case $ac_arg in *=* | --config-cache | -C | -disable-* | --disable-* \ | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ | -with-* | --with-* | -without-* | --without-* | --x) case "$ac_configure_args0 " in "$ac_configure_args1"*" '$ac_arg' "* ) continue ;; esac ;; -* ) ac_must_keep_next=true ;; esac fi as_fn_append ac_configure_args " '$ac_arg'" ;; esac done done { ac_configure_args0=; unset ac_configure_args0;} { ac_configure_args1=; unset ac_configure_args1;} # When interrupted or exit'd, cleanup temporary files, and complete # config.log. We remove comments because anyway the quotes in there # would cause problems or look ugly. # WARNING: Use '\'' to represent an apostrophe within the trap. # WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug. trap 'exit_status=$? # Sanitize IFS. IFS=" "" $as_nl" # Save into config.log some information that might help in debugging. { echo printf "%s\n" "## ---------------- ## ## Cache variables. ## ## ---------------- ##" echo # The following way of writing the cache mishandles newlines in values, ( for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do eval ac_val=\$$ac_var case $ac_val in #( *${as_nl}*) case $ac_var in #( *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; esac case $ac_var in #( _ | IFS | as_nl) ;; #( BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( *) { eval $ac_var=; unset $ac_var;} ;; esac ;; esac done (set) 2>&1 | case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #( *${as_nl}ac_space=\ *) sed -n \ "s/'\''/'\''\\\\'\'''\''/g; s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p" ;; #( *) sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" ;; esac | sort ) echo printf "%s\n" "## ----------------- ## ## Output variables. ## ## ----------------- ##" echo for ac_var in $ac_subst_vars do eval ac_val=\$$ac_var case $ac_val in *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;; esac printf "%s\n" "$ac_var='\''$ac_val'\''" done | sort echo if test -n "$ac_subst_files"; then printf "%s\n" "## ------------------- ## ## File substitutions. ## ## ------------------- ##" echo for ac_var in $ac_subst_files do eval ac_val=\$$ac_var case $ac_val in *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;; esac printf "%s\n" "$ac_var='\''$ac_val'\''" done | sort echo fi if test -s confdefs.h; then printf "%s\n" "## ----------- ## ## confdefs.h. ## ## ----------- ##" echo cat confdefs.h echo fi test "$ac_signal" != 0 && printf "%s\n" "$as_me: caught signal $ac_signal" printf "%s\n" "$as_me: exit $exit_status" } >&5 rm -f core *.core core.conftest.* && rm -f -r conftest* confdefs* conf$$* $ac_clean_files && exit $exit_status ' 0 for ac_signal in 1 2 13 15; do trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal done ac_signal=0 # confdefs.h avoids OS command line length limits that DEFS can exceed. rm -f -r conftest* confdefs.h printf "%s\n" "/* confdefs.h */" > confdefs.h # Predefined preprocessor variables. printf "%s\n" "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h printf "%s\n" "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h printf "%s\n" "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h printf "%s\n" "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h printf "%s\n" "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h printf "%s\n" "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h # Let the site file select an alternate cache file if it wants to. # Prefer an explicitly selected file to automatically selected ones. ac_site_file1=NONE ac_site_file2=NONE if test -n "$CONFIG_SITE"; then # We do not want a PATH search for config.site. case $CONFIG_SITE in #(( -*) ac_site_file1=./$CONFIG_SITE;; */*) ac_site_file1=$CONFIG_SITE;; *) ac_site_file1=./$CONFIG_SITE;; esac elif test "x$prefix" != xNONE; then ac_site_file1=$prefix/share/config.site ac_site_file2=$prefix/etc/config.site else ac_site_file1=$ac_default_prefix/share/config.site ac_site_file2=$ac_default_prefix/etc/config.site fi for ac_site_file in "$ac_site_file1" "$ac_site_file2" do test "x$ac_site_file" = xNONE && continue if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5 printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;} sed 's/^/| /' "$ac_site_file" >&5 . "$ac_site_file" \ || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "failed to load site script $ac_site_file See \`config.log' for more details" "$LINENO" 5; } fi done if test -r "$cache_file"; then # Some versions of bash will fail to source /dev/null (special files # actually), so we avoid doing that. DJGPP emulates it as a regular file. if test /dev/null != "$cache_file" && test -f "$cache_file"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5 printf "%s\n" "$as_me: loading cache $cache_file" >&6;} case $cache_file in [\\/]* | ?:[\\/]* ) . "$cache_file";; *) . "./$cache_file";; esac fi else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5 printf "%s\n" "$as_me: creating cache $cache_file" >&6;} >$cache_file fi as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H" as_fn_append ac_header_c_list " sys/stat.h sys_stat_h HAVE_SYS_STAT_H" as_fn_append ac_header_c_list " strings.h strings_h HAVE_STRINGS_H" as_fn_append ac_header_c_list " inttypes.h inttypes_h HAVE_INTTYPES_H" as_fn_append ac_header_c_list " stdint.h stdint_h HAVE_STDINT_H" as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H" as_fn_append ac_header_c_list " sys/param.h sys_param_h HAVE_SYS_PARAM_H" as_fn_append ac_func_c_list " _set_invalid_parameter_handler HAVE__SET_INVALID_PARAMETER_HANDLER" as_fn_append ac_header_c_list " sys/socket.h sys_socket_h HAVE_SYS_SOCKET_H" as_fn_append ac_func_c_list " fchdir HAVE_FCHDIR" as_fn_append ac_header_c_list " dirent.h dirent_h HAVE_DIRENT_H" as_fn_append ac_func_c_list " fdopendir HAVE_FDOPENDIR" as_fn_append ac_func_c_list " strerror_r HAVE_STRERROR_R" as_fn_append ac_func_c_list " fcntl HAVE_FCNTL" as_fn_append ac_func_c_list " symlink HAVE_SYMLINK" as_fn_append ac_func_c_list " mempcpy HAVE_MEMPCPY" as_fn_append ac_func_c_list " vasnprintf HAVE_VASNPRINTF" as_fn_append ac_header_c_list " features.h features_h HAVE_FEATURES_H" as_fn_append ac_func_c_list " snprintf HAVE_SNPRINTF" as_fn_append ac_func_c_list " fpurge HAVE_FPURGE" as_fn_append ac_func_c_list " __fpurge HAVE___FPURGE" as_fn_append ac_func_c_list " __freading HAVE___FREADING" as_fn_append ac_func_c_list " __fseterr HAVE___FSETERR" as_fn_append ac_func_c_list " fstatat HAVE_FSTATAT" as_fn_append ac_func_c_list " fsync HAVE_FSYNC" as_fn_append ac_func_c_list " getdtablesize HAVE_GETDTABLESIZE" gl_getopt_required=GNU as_fn_append ac_header_c_list " getopt.h getopt_h HAVE_GETOPT_H" as_fn_append ac_header_c_list " sys/cdefs.h sys_cdefs_h HAVE_SYS_CDEFS_H" as_fn_append ac_func_c_list " getprogname HAVE_GETPROGNAME" as_fn_append ac_func_c_list " getexecname HAVE_GETEXECNAME" as_fn_append ac_func_c_list " gettimeofday HAVE_GETTIMEOFDAY" as_fn_append ac_header_c_list " sys/time.h sys_time_h HAVE_SYS_TIME_H" as_fn_append ac_header_c_list " limits.h limits_h HAVE_LIMITS_H" as_fn_append ac_func_c_list " lstat HAVE_LSTAT" as_fn_append ac_header_c_list " math.h math_h HAVE_MATH_H" as_fn_append ac_header_c_list " sys/mman.h sys_mman_h HAVE_SYS_MMAN_H" as_fn_append ac_func_c_list " mprotect HAVE_MPROTECT" as_fn_append ac_func_c_list " openat HAVE_OPENAT" as_fn_append ac_func_c_list " __xpg_strerror_r HAVE___XPG_STRERROR_R" gl_printf_safe=yes as_fn_append ac_func_c_list " sigaction HAVE_SIGACTION" as_fn_append ac_func_c_list " sigaltstack HAVE_SIGALTSTACK" as_fn_append ac_func_c_list " siginterrupt HAVE_SIGINTERRUPT" as_fn_append ac_header_c_list " wchar.h wchar_h HAVE_WCHAR_H" as_fn_append ac_func_c_list " strdup HAVE_STRDUP" as_fn_append ac_func_c_list " catgets HAVE_CATGETS" as_fn_append ac_func_c_list " pipe HAVE_PIPE" as_fn_append ac_func_c_list " unlinkat HAVE_UNLINKAT" as_fn_append ac_func_c_list " utime HAVE_UTIME" as_fn_append ac_header_c_list " utime.h utime_h HAVE_UTIME_H" as_fn_append ac_func_c_list " futimes HAVE_FUTIMES" as_fn_append ac_func_c_list " futimesat HAVE_FUTIMESAT" as_fn_append ac_func_c_list " futimens HAVE_FUTIMENS" as_fn_append ac_func_c_list " utimensat HAVE_UTIMENSAT" as_fn_append ac_func_c_list " lutimes HAVE_LUTIMES" as_fn_append ac_header_c_list " crtdefs.h crtdefs_h HAVE_CRTDEFS_H" as_fn_append ac_header_c_list " fcntl.h fcntl_h HAVE_FCNTL_H" as_fn_append ac_header_c_list " memory.h memory_h HAVE_MEMORY_H" as_fn_append ac_header_c_list " time.h time_h HAVE_TIME_H" as_fn_append ac_func_c_list " chown HAVE_CHOWN" as_fn_append ac_func_c_list " fchmod HAVE_FCHMOD" as_fn_append ac_func_c_list " fchown HAVE_FCHOWN" # Check that the precious variables saved in the cache have kept the same # value. ac_cache_corrupted=false for ac_var in $ac_precious_vars; do eval ac_old_set=\$ac_cv_env_${ac_var}_set eval ac_new_set=\$ac_env_${ac_var}_set eval ac_old_val=\$ac_cv_env_${ac_var}_value eval ac_new_val=\$ac_env_${ac_var}_value case $ac_old_set,$ac_new_set in set,) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5 printf "%s\n" "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;} ac_cache_corrupted=: ;; ,set) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5 printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;} ac_cache_corrupted=: ;; ,);; *) if test "x$ac_old_val" != "x$ac_new_val"; then # differences in whitespace do not lead to failure. ac_old_val_w=`echo x $ac_old_val` ac_new_val_w=`echo x $ac_new_val` if test "$ac_old_val_w" != "$ac_new_val_w"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5 printf "%s\n" "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;} ac_cache_corrupted=: else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5 printf "%s\n" "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;} eval $ac_var=\$ac_old_val fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: former value: \`$ac_old_val'" >&5 printf "%s\n" "$as_me: former value: \`$ac_old_val'" >&2;} { printf "%s\n" "$as_me:${as_lineno-$LINENO}: current value: \`$ac_new_val'" >&5 printf "%s\n" "$as_me: current value: \`$ac_new_val'" >&2;} fi;; esac # Pass precious variables to config.status. if test "$ac_new_set" = set; then case $ac_new_val in *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;; *) ac_arg=$ac_var=$ac_new_val ;; esac case " $ac_configure_args " in *" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy. *) as_fn_append ac_configure_args " '$ac_arg'" ;; esac fi done if $ac_cache_corrupted; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5 printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;} as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5 fi ## -------------------- ## ## Main body of script. ## ## -------------------- ## ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu ac_aux_dir= for ac_dir in build-aux "$srcdir"/build-aux do if test -f "$ac_dir/install-sh"; then ac_aux_dir=$ac_dir ac_install_sh="$ac_aux_dir/install-sh -c" break elif test -f "$ac_dir/install.sh"; then ac_aux_dir=$ac_dir ac_install_sh="$ac_aux_dir/install.sh -c" break elif test -f "$ac_dir/shtool"; then ac_aux_dir=$ac_dir ac_install_sh="$ac_aux_dir/shtool install -c" break fi done if test -z "$ac_aux_dir"; then as_fn_error $? "cannot find install-sh, install.sh, or shtool in build-aux \"$srcdir\"/build-aux" "$LINENO" 5 fi # These three variables are undocumented and unsupported, # and are intended to be withdrawn in a future Autoconf release. # They can cause serious problems if a builder's source tree is in a directory # whose full name contains unusual characters. ac_config_guess="$SHELL $ac_aux_dir/config.guess" # Please don't use this var. ac_config_sub="$SHELL $ac_aux_dir/config.sub" # Please don't use this var. ac_configure="$SHELL $ac_aux_dir/configure" # Please don't use this var. ac_config_headers="$ac_config_headers lib/config.h:lib/config.hin" am__api_version='1.16' # Find a good install program. We prefer a C program (faster), # so one script is as good as another. But avoid the broken or # incompatible versions: # SysV /etc/install, /usr/sbin/install # SunOS /usr/etc/install # IRIX /sbin/install # AIX /bin/install # AmigaOS /C/install, which installs bootblocks on floppy discs # AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag # AFS /usr/afsws/bin/install, which mishandles nonexistent args # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" # OS/2's system install, which has a completely different semantic # ./install, which can be erroneously created by make from ./install.sh. # Reject install programs that cannot install multiple files. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5 printf %s "checking for a BSD-compatible install... " >&6; } if test -z "$INSTALL"; then if test ${ac_cv_path_install+y} then : printf %s "(cached) " >&6 else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac # Account for fact that we put trailing slashes in our PATH walk. case $as_dir in #(( ./ | /[cC]/* | \ /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \ ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \ /usr/ucb/* ) ;; *) # OSF1 and SCO ODT 3.0 have their own names for install. # Don't use installbsd from OSF since it installs stuff as root # by default. for ac_prog in ginstall scoinst install; do for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext"; then if test $ac_prog = install && grep dspmsg "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then # AIX install. It has an incompatible calling convention. : elif test $ac_prog = install && grep pwplus "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then # program-specific install script used by HP pwplus--don't use. : else rm -rf conftest.one conftest.two conftest.dir echo one > conftest.one echo two > conftest.two mkdir conftest.dir if "$as_dir$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir/" && test -s conftest.one && test -s conftest.two && test -s conftest.dir/conftest.one && test -s conftest.dir/conftest.two then ac_cv_path_install="$as_dir$ac_prog$ac_exec_ext -c" break 3 fi fi fi done done ;; esac done IFS=$as_save_IFS rm -rf conftest.one conftest.two conftest.dir fi if test ${ac_cv_path_install+y}; then INSTALL=$ac_cv_path_install else # As a last resort, use the slow shell script. Don't cache a # value for INSTALL within a source directory, because that will # break other packages using the cache if that directory is # removed, or if the value is a relative name. INSTALL=$ac_install_sh fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5 printf "%s\n" "$INSTALL" >&6; } # Use test -z because SunOS4 sh mishandles braces in ${var-val}. # It thinks the first close brace ends the variable substitution. test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}' test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether build environment is sane" >&5 printf %s "checking whether build environment is sane... " >&6; } # Reject unsafe characters in $srcdir or the absolute working directory # name. Accept space and tab only in the latter. am_lf=' ' case `pwd` in *[\\\"\#\$\&\'\`$am_lf]*) as_fn_error $? "unsafe absolute working directory name" "$LINENO" 5;; esac case $srcdir in *[\\\"\#\$\&\'\`$am_lf\ \ ]*) as_fn_error $? "unsafe srcdir value: '$srcdir'" "$LINENO" 5;; esac # Do 'set' in a subshell so we don't clobber the current shell's # arguments. Must try -L first in case configure is actually a # symlink; some systems play weird games with the mod time of symlinks # (eg FreeBSD returns the mod time of the symlink's containing # directory). if ( am_has_slept=no for am_try in 1 2; do echo "timestamp, slept: $am_has_slept" > conftest.file set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null` if test "$*" = "X"; then # -L didn't work. set X `ls -t "$srcdir/configure" conftest.file` fi if test "$*" != "X $srcdir/configure conftest.file" \ && test "$*" != "X conftest.file $srcdir/configure"; then # If neither matched, then we have a broken ls. This can happen # if, for instance, CONFIG_SHELL is bash and it inherits a # broken ls alias from the environment. This has actually # happened. Such a system could not be considered "sane". as_fn_error $? "ls -t appears to fail. Make sure there is not a broken alias in your environment" "$LINENO" 5 fi if test "$2" = conftest.file || test $am_try -eq 2; then break fi # Just in case. sleep 1 am_has_slept=yes done test "$2" = conftest.file ) then # Ok. : else as_fn_error $? "newly created file is older than distributed files! Check your system clock" "$LINENO" 5 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } # If we didn't sleep, we still need to ensure time stamps of config.status and # generated files are strictly newer. am_sleep_pid= if grep 'slept: no' conftest.file >/dev/null 2>&1; then ( sleep 1 ) & am_sleep_pid=$! fi rm -f conftest.file test "$program_prefix" != NONE && program_transform_name="s&^&$program_prefix&;$program_transform_name" # Use a double $ so make ignores it. test "$program_suffix" != NONE && program_transform_name="s&\$&$program_suffix&;$program_transform_name" # Double any \ or $. # By default was `s,x,x', remove it if useless. ac_script='s/[\\$]/&&/g;s/;s,x,x,$//' program_transform_name=`printf "%s\n" "$program_transform_name" | sed "$ac_script"` # Expand $ac_aux_dir to an absolute path. am_aux_dir=`cd "$ac_aux_dir" && pwd` if test x"${MISSING+set}" != xset; then case $am_aux_dir in *\ * | *\ *) MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;; *) MISSING="\${SHELL} $am_aux_dir/missing" ;; esac fi # Use eval to expand $SHELL if eval "$MISSING --is-lightweight"; then am_missing_run="$MISSING " else am_missing_run= { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: 'missing' script is too old or missing" >&5 printf "%s\n" "$as_me: WARNING: 'missing' script is too old or missing" >&2;} fi if test x"${install_sh+set}" != xset; then case $am_aux_dir in *\ * | *\ *) install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;; *) install_sh="\${SHELL} $am_aux_dir/install-sh" esac fi # Installed binaries are usually stripped using 'strip' when the user # run "make install-strip". However 'strip' might not be the right # tool to use in cross-compilation environments, therefore Automake # will honor the 'STRIP' environment variable to overrule this program. if test "$cross_compiling" != no; then if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args. set dummy ${ac_tool_prefix}strip; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_STRIP+y} then : printf %s "(cached) " >&6 else if test -n "$STRIP"; then ac_cv_prog_STRIP="$STRIP" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_STRIP="${ac_tool_prefix}strip" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi STRIP=$ac_cv_prog_STRIP if test -n "$STRIP"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5 printf "%s\n" "$STRIP" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_prog_STRIP"; then ac_ct_STRIP=$STRIP # Extract the first word of "strip", so it can be a program name with args. set dummy strip; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_STRIP+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_STRIP"; then ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_STRIP="strip" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP if test -n "$ac_ct_STRIP"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5 printf "%s\n" "$ac_ct_STRIP" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_ct_STRIP" = x; then STRIP=":" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac STRIP=$ac_ct_STRIP fi else STRIP="$ac_cv_prog_STRIP" fi fi INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a thread-safe mkdir -p" >&5 printf %s "checking for a thread-safe mkdir -p... " >&6; } if test -z "$MKDIR_P"; then if test ${ac_cv_path_mkdir+y} then : printf %s "(cached) " >&6 else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_prog in mkdir gmkdir; do for ac_exec_ext in '' $ac_executable_extensions; do as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext" || continue case `"$as_dir$ac_prog$ac_exec_ext" --version 2>&1` in #( 'mkdir ('*'coreutils) '* | \ 'BusyBox '* | \ 'mkdir (fileutils) '4.1*) ac_cv_path_mkdir=$as_dir$ac_prog$ac_exec_ext break 3;; esac done done done IFS=$as_save_IFS fi test -d ./--version && rmdir ./--version if test ${ac_cv_path_mkdir+y}; then MKDIR_P="$ac_cv_path_mkdir -p" else # As a last resort, use the slow shell script. Don't cache a # value for MKDIR_P within a source directory, because that will # break other packages using the cache if that directory is # removed, or if the value is a relative name. MKDIR_P="$ac_install_sh -d" fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5 printf "%s\n" "$MKDIR_P" >&6; } for ac_prog in gawk mawk nawk awk do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_AWK+y} then : printf %s "(cached) " >&6 else if test -n "$AWK"; then ac_cv_prog_AWK="$AWK" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_AWK="$ac_prog" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi AWK=$ac_cv_prog_AWK if test -n "$AWK"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5 printf "%s\n" "$AWK" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi test -n "$AWK" && break done { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5 printf %s "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; } set x ${MAKE-make} ac_make=`printf "%s\n" "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'` if eval test \${ac_cv_prog_make_${ac_make}_set+y} then : printf %s "(cached) " >&6 else cat >conftest.make <<\_ACEOF SHELL = /bin/sh all: @echo '@@@%%%=$(MAKE)=@@@%%%' _ACEOF # GNU make sometimes prints "make[1]: Entering ...", which would confuse us. case `${MAKE-make} -f conftest.make 2>/dev/null` in *@@@%%%=?*=@@@%%%*) eval ac_cv_prog_make_${ac_make}_set=yes;; *) eval ac_cv_prog_make_${ac_make}_set=no;; esac rm -f conftest.make fi if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } SET_MAKE= else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } SET_MAKE="MAKE=${MAKE-make}" fi rm -rf .tst 2>/dev/null mkdir .tst 2>/dev/null if test -d .tst; then am__leading_dot=. else am__leading_dot=_ fi rmdir .tst 2>/dev/null # Check whether --enable-silent-rules was given. if test ${enable_silent_rules+y} then : enableval=$enable_silent_rules; fi case $enable_silent_rules in # ((( yes) AM_DEFAULT_VERBOSITY=0;; no) AM_DEFAULT_VERBOSITY=1;; *) AM_DEFAULT_VERBOSITY=1;; esac am_make=${MAKE-make} { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5 printf %s "checking whether $am_make supports nested variables... " >&6; } if test ${am_cv_make_support_nested_variables+y} then : printf %s "(cached) " >&6 else if printf "%s\n" 'TRUE=$(BAR$(V)) BAR0=false BAR1=true V=1 am__doit: @$(TRUE) .PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then am_cv_make_support_nested_variables=yes else am_cv_make_support_nested_variables=no fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5 printf "%s\n" "$am_cv_make_support_nested_variables" >&6; } if test $am_cv_make_support_nested_variables = yes; then AM_V='$(V)' AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' else AM_V=$AM_DEFAULT_VERBOSITY AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY fi AM_BACKSLASH='\' if test "`cd $srcdir && pwd`" != "`pwd`"; then # Use -I$(srcdir) only when $(srcdir) != ., so that make's output # is not polluted with repeated "-I." am__isrc=' -I$(srcdir)' # test to see if srcdir already configured if test -f $srcdir/config.status; then as_fn_error $? "source directory already configured; run \"make distclean\" there first" "$LINENO" 5 fi fi # test whether we have cygpath if test -z "$CYGPATH_W"; then if (cygpath --version) >/dev/null 2>/dev/null; then CYGPATH_W='cygpath -w' else CYGPATH_W=echo fi fi # Define the identity of the package. PACKAGE='gzip' VERSION='1.10' printf "%s\n" "#define PACKAGE \"$PACKAGE\"" >>confdefs.h printf "%s\n" "#define VERSION \"$VERSION\"" >>confdefs.h # Some tools Automake needs. ACLOCAL=${ACLOCAL-"${am_missing_run}aclocal-${am__api_version}"} AUTOCONF=${AUTOCONF-"${am_missing_run}autoconf"} AUTOMAKE=${AUTOMAKE-"${am_missing_run}automake-${am__api_version}"} AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"} MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"} # For better backward compatibility. To be removed once Automake 1.9.x # dies out for good. For more background, see: # # mkdir_p='$(MKDIR_P)' # We need awk for the "check" target (and possibly the TAP driver). The # system "awk" is bad on some platforms. # Always define AMTAR for backward compatibility. Yes, it's still used # in the wild :-( We should find a proper way to deprecate it ... AMTAR='$${TAR-tar}' # We'll loop over all known methods to create a tar archive until one works. _am_tools='gnutar pax cpio none' am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -' # POSIX will say in a future version that running "rm -f" with no argument # is OK; and we want to be able to make that assumption in our Makefile # recipes. So use an aggressive probe to check that the usage we want is # actually supported "in the wild" to an acceptable degree. # See automake bug#10828. # To make any issue more visible, cause the running configure to be aborted # by default if the 'rm' program in use doesn't match our expectations; the # user can still override this though. if rm -f && rm -fr && rm -rf; then : OK; else cat >&2 <<'END' Oops! Your 'rm' program seems unable to run without file operands specified on the command line, even when the '-f' option is present. This is contrary to the behaviour of most rm programs out there, and not conforming with the upcoming POSIX standard: Please tell bug-automake@gnu.org about your system, including the value of your $PATH and any error possibly output before this message. This can help us improve future automake versions. END if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then echo 'Configuration will proceed anyway, since you have set the' >&2 echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2 echo >&2 else cat >&2 <<'END' Aborting the configuration process, to ensure you take notice of the issue. You can download and install GNU coreutils to get an 'rm' implementation that behaves properly: . If you want to complete the configuration process using your problematic 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM to "yes", and re-run configure. END as_fn_error $? "Your 'rm' program is bad, sorry." "$LINENO" 5 fi fi # Check whether --enable-silent-rules was given. if test ${enable_silent_rules+y} then : enableval=$enable_silent_rules; fi case $enable_silent_rules in # ((( yes) AM_DEFAULT_VERBOSITY=0;; no) AM_DEFAULT_VERBOSITY=1;; *) AM_DEFAULT_VERBOSITY=0;; esac am_make=${MAKE-make} { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5 printf %s "checking whether $am_make supports nested variables... " >&6; } if test ${am_cv_make_support_nested_variables+y} then : printf %s "(cached) " >&6 else if printf "%s\n" 'TRUE=$(BAR$(V)) BAR0=false BAR1=true V=1 am__doit: @$(TRUE) .PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then am_cv_make_support_nested_variables=yes else am_cv_make_support_nested_variables=no fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5 printf "%s\n" "$am_cv_make_support_nested_variables" >&6; } if test $am_cv_make_support_nested_variables = yes; then AM_V='$(V)' AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' else AM_V=$AM_DEFAULT_VERBOSITY AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY fi AM_BACKSLASH='\' # make --enable-silent-rules the default. DEPDIR="${am__leading_dot}deps" ac_config_commands="$ac_config_commands depfiles" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} supports the include directive" >&5 printf %s "checking whether ${MAKE-make} supports the include directive... " >&6; } cat > confinc.mk << 'END' am__doit: @echo this is the am__doit target >confinc.out .PHONY: am__doit END am__include="#" am__quote= # BSD make does it like this. echo '.include "confinc.mk" # ignored' > confmf.BSD # Other make implementations (GNU, Solaris 10, AIX) do it like this. echo 'include confinc.mk # ignored' > confmf.GNU _am_result=no for s in GNU BSD; do { echo "$as_me:$LINENO: ${MAKE-make} -f confmf.$s && cat confinc.out" >&5 (${MAKE-make} -f confmf.$s && cat confinc.out) >&5 2>&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } case $?:`cat confinc.out 2>/dev/null` in #( '0:this is the am__doit target') : case $s in #( BSD) : am__include='.include' am__quote='"' ;; #( *) : am__include='include' am__quote='' ;; esac ;; #( *) : ;; esac if test "$am__include" != "#"; then _am_result="yes ($s style)" break fi done rm -f confinc.* confmf.* { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${_am_result}" >&5 printf "%s\n" "${_am_result}" >&6; } # Check whether --enable-dependency-tracking was given. if test ${enable_dependency_tracking+y} then : enableval=$enable_dependency_tracking; fi if test "x$enable_dependency_tracking" != xno; then am_depcomp="$ac_aux_dir/depcomp" AMDEPBACKSLASH='\' am__nodep='_no' fi if test "x$enable_dependency_tracking" != xno; then AMDEP_TRUE= AMDEP_FALSE='#' else AMDEP_TRUE='#' AMDEP_FALSE= fi ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. set dummy ${ac_tool_prefix}gcc; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_CC+y} then : printf %s "(cached) " >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_CC="${ac_tool_prefix}gcc" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi CC=$ac_cv_prog_CC if test -n "$CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 printf "%s\n" "$CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_prog_CC"; then ac_ct_CC=$CC # Extract the first word of "gcc", so it can be a program name with args. set dummy gcc; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_CC+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_CC"; then ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_CC="gcc" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_CC=$ac_cv_prog_ac_ct_CC if test -n "$ac_ct_CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 printf "%s\n" "$ac_ct_CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_ct_CC" = x; then CC="" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac CC=$ac_ct_CC fi else CC="$ac_cv_prog_CC" fi if test -z "$CC"; then if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. set dummy ${ac_tool_prefix}cc; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_CC+y} then : printf %s "(cached) " >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_CC="${ac_tool_prefix}cc" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi CC=$ac_cv_prog_CC if test -n "$CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 printf "%s\n" "$CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi fi if test -z "$CC"; then # Extract the first word of "cc", so it can be a program name with args. set dummy cc; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_CC+y} then : printf %s "(cached) " >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else ac_prog_rejected=no as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then ac_prog_rejected=yes continue fi ac_cv_prog_CC="cc" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS if test $ac_prog_rejected = yes; then # We found a bogon in the path, so make sure we never use it. set dummy $ac_cv_prog_CC shift if test $# != 0; then # We chose a different compiler from the bogus one. # However, it has the same basename, so the bogon will be chosen # first if we set CC to just the basename; use the full file name. shift ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@" fi fi fi fi CC=$ac_cv_prog_CC if test -n "$CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 printf "%s\n" "$CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$CC"; then if test -n "$ac_tool_prefix"; then for ac_prog in cl.exe do # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. set dummy $ac_tool_prefix$ac_prog; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_CC+y} then : printf %s "(cached) " >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_CC="$ac_tool_prefix$ac_prog" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi CC=$ac_cv_prog_CC if test -n "$CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 printf "%s\n" "$CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi test -n "$CC" && break done fi if test -z "$CC"; then ac_ct_CC=$CC for ac_prog in cl.exe do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_CC+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_CC"; then ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_CC="$ac_prog" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_CC=$ac_cv_prog_ac_ct_CC if test -n "$ac_ct_CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 printf "%s\n" "$ac_ct_CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi test -n "$ac_ct_CC" && break done if test "x$ac_ct_CC" = x; then CC="" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac CC=$ac_ct_CC fi fi fi if test -z "$CC"; then if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}clang", so it can be a program name with args. set dummy ${ac_tool_prefix}clang; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_CC+y} then : printf %s "(cached) " >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_CC="${ac_tool_prefix}clang" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi CC=$ac_cv_prog_CC if test -n "$CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 printf "%s\n" "$CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_prog_CC"; then ac_ct_CC=$CC # Extract the first word of "clang", so it can be a program name with args. set dummy clang; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_CC+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_CC"; then ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_CC="clang" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_CC=$ac_cv_prog_ac_ct_CC if test -n "$ac_ct_CC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 printf "%s\n" "$ac_ct_CC" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_ct_CC" = x; then CC="" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac CC=$ac_ct_CC fi else CC="$ac_cv_prog_CC" fi fi test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "no acceptable C compiler found in \$PATH See \`config.log' for more details" "$LINENO" 5; } # Provide some information about the compiler. printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5 set X $ac_compile ac_compiler=$2 for ac_option in --version -v -V -qversion -version; do { { ac_try="$ac_compiler $ac_option >&5" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_compiler $ac_option >&5") 2>conftest.err ac_status=$? if test -s conftest.err; then sed '10a\ ... rest of stderr output deleted ... 10q' conftest.err >conftest.er1 cat conftest.er1 >&5 fi rm -f conftest.er1 conftest.err printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } done cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF ac_clean_files_save=$ac_clean_files ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out" # Try to create an executable without -o first, disregard a.out. # It will help us diagnose broken compilers, and finding out an intuition # of exeext. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5 printf %s "checking whether the C compiler works... " >&6; } ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'` # The possible output files: ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*" ac_rmfiles= for ac_file in $ac_files do case $ac_file in *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; * ) ac_rmfiles="$ac_rmfiles $ac_file";; esac done rm -f $ac_rmfiles if { { ac_try="$ac_link_default" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_link_default") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } then : # Autoconf-2.13 could set the ac_cv_exeext variable to `no'. # So ignore a value of `no', otherwise this would lead to `EXEEXT = no' # in a Makefile. We should not override ac_cv_exeext if it was cached, # so that the user can short-circuit this test for compilers unknown to # Autoconf. for ac_file in $ac_files '' do test -f "$ac_file" || continue case $ac_file in *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; [ab].out ) # We found the default executable, but exeext='' is most # certainly right. break;; *.* ) if test ${ac_cv_exeext+y} && test "$ac_cv_exeext" != no; then :; else ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` fi # We set ac_cv_exeext here because the later test for it is not # safe: cross compilers may not add the suffix if given an `-o' # argument, so we may need to know it at that point already. # Even if this section looks crufty: it has the advantage of # actually working. break;; * ) break;; esac done test "$ac_cv_exeext" = no && ac_cv_exeext= else ac_file='' fi if test -z "$ac_file" then : { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } printf "%s\n" "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error 77 "C compiler cannot create executables See \`config.log' for more details" "$LINENO" 5; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5 printf %s "checking for C compiler default output file name... " >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5 printf "%s\n" "$ac_file" >&6; } ac_exeext=$ac_cv_exeext rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out ac_clean_files=$ac_clean_files_save { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5 printf %s "checking for suffix of executables... " >&6; } if { { ac_try="$ac_link" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_link") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } then : # If both `conftest.exe' and `conftest' are `present' (well, observable) # catch `conftest.exe'. For instance with Cygwin, `ls conftest' will # work properly (i.e., refer to `conftest.exe'), while it won't with # `rm'. for ac_file in conftest.exe conftest conftest.*; do test -f "$ac_file" || continue case $ac_file in *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` break;; * ) break;; esac done else { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot compute suffix of executables: cannot compile and link See \`config.log' for more details" "$LINENO" 5; } fi rm -f conftest conftest$ac_cv_exeext { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5 printf "%s\n" "$ac_cv_exeext" >&6; } rm -f conftest.$ac_ext EXEEXT=$ac_cv_exeext ac_exeext=$EXEEXT cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { FILE *f = fopen ("conftest.out", "w"); return ferror (f) || fclose (f) != 0; ; return 0; } _ACEOF ac_clean_files="$ac_clean_files conftest.out" # Check that the compiler produces executables we can run. If not, either # the compiler is broken, or we cross compile. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5 printf %s "checking whether we are cross compiling... " >&6; } if test "$cross_compiling" = maybe && test "x$build" != "x$host"; then cross_compiling=yes elif test "$cross_compiling" != yes; then { { ac_try="$ac_link" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_link") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } if { ac_try='./conftest$ac_cv_exeext' { { case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_try") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; }; then cross_compiling=no else if test "$cross_compiling" = maybe; then cross_compiling=yes else { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot run C compiled programs. If you meant to cross compile, use \`--host'. See \`config.log' for more details" "$LINENO" 5; } fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5 printf "%s\n" "$cross_compiling" >&6; } rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out ac_clean_files=$ac_clean_files_save { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5 printf %s "checking for suffix of object files... " >&6; } if test ${ac_cv_objext+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF rm -f conftest.o conftest.obj if { { ac_try="$ac_compile" case "(($ac_try" in *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; *) ac_try_echo=$ac_try;; esac eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" printf "%s\n" "$ac_try_echo"; } >&5 (eval "$ac_compile") 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } then : for ac_file in conftest.o conftest.obj conftest.*; do test -f "$ac_file" || continue; case $ac_file in *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;; *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'` break;; esac done else printf "%s\n" "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot compute suffix of object files: cannot compile See \`config.log' for more details" "$LINENO" 5; } fi rm -f conftest.$ac_cv_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5 printf "%s\n" "$ac_cv_objext" >&6; } OBJEXT=$ac_cv_objext ac_objext=$OBJEXT { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5 printf %s "checking whether the compiler supports GNU C... " >&6; } if test ${ac_cv_c_compiler_gnu+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { #ifndef __GNUC__ choke me #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_compiler_gnu=yes else ac_compiler_gnu=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ac_cv_c_compiler_gnu=$ac_compiler_gnu fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5 printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; } if test $ac_compiler_gnu = yes; then GCC=yes else GCC= fi ac_test_CFLAGS=${CFLAGS+y} ac_save_CFLAGS=$CFLAGS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5 printf %s "checking whether $CC accepts -g... " >&6; } if test ${ac_cv_prog_cc_g+y} then : printf %s "(cached) " >&6 else ac_save_c_werror_flag=$ac_c_werror_flag ac_c_werror_flag=yes ac_cv_prog_cc_g=no CFLAGS="-g" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_prog_cc_g=yes else CFLAGS="" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : else ac_c_werror_flag=$ac_save_c_werror_flag CFLAGS="-g" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_prog_cc_g=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ac_c_werror_flag=$ac_save_c_werror_flag fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5 printf "%s\n" "$ac_cv_prog_cc_g" >&6; } if test $ac_test_CFLAGS; then CFLAGS=$ac_save_CFLAGS elif test $ac_cv_prog_cc_g = yes; then if test "$GCC" = yes; then CFLAGS="-g -O2" else CFLAGS="-g" fi else if test "$GCC" = yes; then CFLAGS="-O2" else CFLAGS= fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5 printf %s "checking for $CC option to enable C11 features... " >&6; } if test ${ac_cv_prog_cc_c11+y} then : printf %s "(cached) " >&6 else ac_cv_prog_cc_c11=no ac_save_CC=$CC cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #include #include // Check varargs macros. These examples are taken from C99 6.10.3.5. #define debug(...) fprintf (stderr, __VA_ARGS__) #define showlist(...) puts (#__VA_ARGS__) #define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__)) static void test_varargs_macros (void) { int x = 1234; int y = 5678; debug ("Flag"); debug ("X = %d\n", x); showlist (The first, second, and third items.); report (x>y, "x is %d but y is %d", x, y); } // Check long long types. #define BIG64 18446744073709551615ull #define BIG32 4294967295ul #define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) #if !BIG_OK your preprocessor is broken; #endif #if BIG_OK #else your preprocessor is broken; #endif static long long int bignum = -9223372036854775807LL; static unsigned long long int ubignum = BIG64; struct incomplete_array { int datasize; double data[]; }; struct named_init { int number; const wchar_t *name; double average; }; typedef const char *ccp; static inline int test_restrict (ccp restrict text) { // See if C++-style comments work. // Iterate through items via the restricted pointer. // Also check for declarations in for loops. for (unsigned int i = 0; *(text+i) != '\0'; ++i) continue; return 0; } // Check varargs and va_copy. static bool test_varargs (const char *format, ...) { va_list args; va_start (args, format); va_list args_copy; va_copy (args_copy, args); const char *str = ""; int number = 0; float fnumber = 0; while (*format) { switch (*format++) { case 's': // string str = va_arg (args_copy, const char *); break; case 'd': // int number = va_arg (args_copy, int); break; case 'f': // float fnumber = va_arg (args_copy, double); break; default: break; } } va_end (args_copy); va_end (args); return *str && number && fnumber; } // Check _Alignas. char _Alignas (double) aligned_as_double; char _Alignas (0) no_special_alignment; extern char aligned_as_int; char _Alignas (0) _Alignas (int) aligned_as_int; // Check _Alignof. enum { int_alignment = _Alignof (int), int_array_alignment = _Alignof (int[100]), char_alignment = _Alignof (char) }; _Static_assert (0 < -_Alignof (int), "_Alignof is signed"); // Check _Noreturn. int _Noreturn does_not_return (void) { for (;;) continue; } // Check _Static_assert. struct test_static_assert { int x; _Static_assert (sizeof (int) <= sizeof (long int), "_Static_assert does not work in struct"); long int y; }; // Check UTF-8 literals. #define u8 syntax error! char const utf8_literal[] = u8"happens to be ASCII" "another string"; // Check duplicate typedefs. typedef long *long_ptr; typedef long int *long_ptr; typedef long_ptr long_ptr; // Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1. struct anonymous { union { struct { int i; int j; }; struct { int k; long int l; } w; }; int m; } v1; int main (void) { // Check bool. _Bool success = false; // Check restrict. if (test_restrict ("String literal") == 0) success = true; char *restrict newvar = "Another string"; // Check varargs. success &= test_varargs ("s, d' f .", "string", 65, 34.234); test_varargs_macros (); // Check flexible array members. struct incomplete_array *ia = malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); ia->datasize = 10; for (int i = 0; i < ia->datasize; ++i) ia->data[i] = i * 1.234; // Check named initializers. struct named_init ni = { .number = 34, .name = L"Test wide string", .average = 543.34343, }; ni.number = 58; int dynamic_array[ni.number]; dynamic_array[ni.number - 1] = 543; // work around unused variable warnings return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x' || dynamic_array[ni.number - 1] != 543); v1.i = 2; v1.w.k = 5; _Static_assert ((offsetof (struct anonymous, i) == offsetof (struct anonymous, w.k)), "Anonymous union alignment botch"); ; return 0; } _ACEOF for ac_arg in '' -std=gnu11 do CC="$ac_save_CC $ac_arg" if ac_fn_c_try_compile "$LINENO" then : ac_cv_prog_cc_c11=$ac_arg fi rm -f core conftest.err conftest.$ac_objext test "x$ac_cv_prog_cc_c11" != "xno" && break done rm -f conftest.$ac_ext CC=$ac_save_CC fi # AC_CACHE_VAL ac_prog_cc_stdc_options= case "x$ac_cv_prog_cc_c11" in x) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 printf "%s\n" "none needed" >&6; } ;; xno) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 printf "%s\n" "unsupported" >&6; } ;; *) ac_prog_cc_stdc_options=" $ac_cv_prog_cc_c11" CC=$CC$ac_prog_cc_stdc_options { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5 printf "%s\n" "$ac_cv_prog_cc_c11" >&6; } ;; esac if test "x$ac_cv_prog_cc_c11" != xno then : ac_prog_cc_stdc=c11 ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5 printf %s "checking for $CC option to enable C99 features... " >&6; } if test ${ac_cv_prog_cc_c99+y} then : printf %s "(cached) " >&6 else ac_cv_prog_cc_c99=no ac_save_CC=$CC cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #include #include // Check varargs macros. These examples are taken from C99 6.10.3.5. #define debug(...) fprintf (stderr, __VA_ARGS__) #define showlist(...) puts (#__VA_ARGS__) #define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__)) static void test_varargs_macros (void) { int x = 1234; int y = 5678; debug ("Flag"); debug ("X = %d\n", x); showlist (The first, second, and third items.); report (x>y, "x is %d but y is %d", x, y); } // Check long long types. #define BIG64 18446744073709551615ull #define BIG32 4294967295ul #define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) #if !BIG_OK your preprocessor is broken; #endif #if BIG_OK #else your preprocessor is broken; #endif static long long int bignum = -9223372036854775807LL; static unsigned long long int ubignum = BIG64; struct incomplete_array { int datasize; double data[]; }; struct named_init { int number; const wchar_t *name; double average; }; typedef const char *ccp; static inline int test_restrict (ccp restrict text) { // See if C++-style comments work. // Iterate through items via the restricted pointer. // Also check for declarations in for loops. for (unsigned int i = 0; *(text+i) != '\0'; ++i) continue; return 0; } // Check varargs and va_copy. static bool test_varargs (const char *format, ...) { va_list args; va_start (args, format); va_list args_copy; va_copy (args_copy, args); const char *str = ""; int number = 0; float fnumber = 0; while (*format) { switch (*format++) { case 's': // string str = va_arg (args_copy, const char *); break; case 'd': // int number = va_arg (args_copy, int); break; case 'f': // float fnumber = va_arg (args_copy, double); break; default: break; } } va_end (args_copy); va_end (args); return *str && number && fnumber; } int main (void) { // Check bool. _Bool success = false; // Check restrict. if (test_restrict ("String literal") == 0) success = true; char *restrict newvar = "Another string"; // Check varargs. success &= test_varargs ("s, d' f .", "string", 65, 34.234); test_varargs_macros (); // Check flexible array members. struct incomplete_array *ia = malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); ia->datasize = 10; for (int i = 0; i < ia->datasize; ++i) ia->data[i] = i * 1.234; // Check named initializers. struct named_init ni = { .number = 34, .name = L"Test wide string", .average = 543.34343, }; ni.number = 58; int dynamic_array[ni.number]; dynamic_array[ni.number - 1] = 543; // work around unused variable warnings return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x' || dynamic_array[ni.number - 1] != 543); ; return 0; } _ACEOF for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -D_STDC_C99= -qlanglvl=extc1x -qlanglvl=extc99 do CC="$ac_save_CC $ac_arg" if ac_fn_c_try_compile "$LINENO" then : ac_cv_prog_cc_c99=$ac_arg fi rm -f core conftest.err conftest.$ac_objext test "x$ac_cv_prog_cc_c99" != "xno" && break done rm -f conftest.$ac_ext CC=$ac_save_CC fi # AC_CACHE_VAL ac_prog_cc_stdc_options= case "x$ac_cv_prog_cc_c99" in x) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 printf "%s\n" "none needed" >&6; } ;; xno) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 printf "%s\n" "unsupported" >&6; } ;; *) ac_prog_cc_stdc_options=" $ac_cv_prog_cc_c99" CC=$CC$ac_prog_cc_stdc_options { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5 printf "%s\n" "$ac_cv_prog_cc_c99" >&6; } ;; esac if test "x$ac_cv_prog_cc_c99" != xno then : ac_prog_cc_stdc=c99 ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5 printf %s "checking for $CC option to enable C89 features... " >&6; } if test ${ac_cv_prog_cc_c89+y} then : printf %s "(cached) " >&6 else ac_cv_prog_cc_c89=no ac_save_CC=$CC cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include struct stat; /* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ struct buf { int x; }; FILE * (*rcsopen) (struct buf *, struct stat *, int); static char *e (p, i) char **p; int i; { return p[i]; } static char *f (char * (*g) (char **, int), char **p, ...) { char *s; va_list v; va_start (v,p); s = g (p, va_arg (v,int)); va_end (v); return s; } /* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has function prototypes and stuff, but not '\xHH' hex character constants. These don't provoke an error unfortunately, instead are silently treated as 'x'. The following induces an error, until -std is added to get proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an array size at least. It's necessary to write '\x00'==0 to get something that's true only with -std. */ int osf4_cc_array ['\x00' == 0 ? 1 : -1]; /* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters inside strings and character constants. */ #define FOO(x) 'x' int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1]; int test (int i, double x); struct s1 {int (*f) (int a);}; struct s2 {int (*f) (double a);}; int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); int argc; char **argv; int main (void) { return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; ; return 0; } _ACEOF for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \ -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" do CC="$ac_save_CC $ac_arg" if ac_fn_c_try_compile "$LINENO" then : ac_cv_prog_cc_c89=$ac_arg fi rm -f core conftest.err conftest.$ac_objext test "x$ac_cv_prog_cc_c89" != "xno" && break done rm -f conftest.$ac_ext CC=$ac_save_CC fi # AC_CACHE_VAL ac_prog_cc_stdc_options= case "x$ac_cv_prog_cc_c89" in x) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 printf "%s\n" "none needed" >&6; } ;; xno) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 printf "%s\n" "unsupported" >&6; } ;; *) ac_prog_cc_stdc_options=" $ac_cv_prog_cc_c89" CC=$CC$ac_prog_cc_stdc_options { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5 printf "%s\n" "$ac_cv_prog_cc_c89" >&6; } ;; esac if test "x$ac_cv_prog_cc_c89" != xno then : ac_prog_cc_stdc=c89 ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89 else ac_prog_cc_stdc=no ac_cv_prog_cc_stdc=no fi fi fi ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC understands -c and -o together" >&5 printf %s "checking whether $CC understands -c and -o together... " >&6; } if test ${am_cv_prog_cc_c_o+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF # Make sure it works both with $CC and with simple cc. # Following AC_PROG_CC_C_O, we do the test twice because some # compilers refuse to overwrite an existing .o file with -o, # though they will create one. am_cv_prog_cc_c_o=yes for am_i in 1 2; do if { echo "$as_me:$LINENO: $CC -c conftest.$ac_ext -o conftest2.$ac_objext" >&5 ($CC -c conftest.$ac_ext -o conftest2.$ac_objext) >&5 2>&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } \ && test -f conftest2.$ac_objext; then : OK else am_cv_prog_cc_c_o=no break fi done rm -f core conftest* unset am_i fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_cc_c_o" >&5 printf "%s\n" "$am_cv_prog_cc_c_o" >&6; } if test "$am_cv_prog_cc_c_o" != yes; then # Losing compiler, so override with the script. # FIXME: It is wrong to rewrite CC. # But if we don't then we get into trouble of one sort or another. # A longer-term fix would be to have automake use am__CC in this case, # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)" CC="$am_aux_dir/compile $CC" fi ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu depcc="$CC" am_compiler_list= { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5 printf %s "checking dependency style of $depcc... " >&6; } if test ${am_cv_CC_dependencies_compiler_type+y} then : printf %s "(cached) " >&6 else if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then # We make a subdir and do the tests there. Otherwise we can end up # making bogus files that we don't know about and never remove. For # instance it was reported that on HP-UX the gcc test will end up # making a dummy file named 'D' -- because '-MD' means "put the output # in D". rm -rf conftest.dir mkdir conftest.dir # Copy depcomp to subdir because otherwise we won't find it if we're # using a relative directory. cp "$am_depcomp" conftest.dir cd conftest.dir # We will build objects and dependencies in a subdirectory because # it helps to detect inapplicable dependency modes. For instance # both Tru64's cc and ICC support -MD to output dependencies as a # side effect of compilation, but ICC will put the dependencies in # the current directory while Tru64 will put them in the object # directory. mkdir sub am_cv_CC_dependencies_compiler_type=none if test "$am_compiler_list" = ""; then am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp` fi am__universal=false case " $depcc " in #( *\ -arch\ *\ -arch\ *) am__universal=true ;; esac for depmode in $am_compiler_list; do # Setup a source with many dependencies, because some compilers # like to wrap large dependency lists on column 80 (with \), and # we should not choose a depcomp mode which is confused by this. # # We need to recreate these files for each test, as the compiler may # overwrite some of them when testing with obscure command lines. # This happens at least with the AIX C compiler. : > sub/conftest.c for i in 1 2 3 4 5 6; do echo '#include "conftst'$i'.h"' >> sub/conftest.c # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with # Solaris 10 /bin/sh. echo '/* dummy */' > sub/conftst$i.h done echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf # We check with '-c' and '-o' for the sake of the "dashmstdout" # mode. It turns out that the SunPro C++ compiler does not properly # handle '-M -o', and we need to detect this. Also, some Intel # versions had trouble with output in subdirs. am__obj=sub/conftest.${OBJEXT-o} am__minus_obj="-o $am__obj" case $depmode in gcc) # This depmode causes a compiler race in universal mode. test "$am__universal" = false || continue ;; nosideeffect) # After this tag, mechanisms are not by side-effect, so they'll # only be used when explicitly requested. if test "x$enable_dependency_tracking" = xyes; then continue else break fi ;; msvc7 | msvc7msys | msvisualcpp | msvcmsys) # This compiler won't grok '-c -o', but also, the minuso test has # not run yet. These depmodes are late enough in the game, and # so weak that their functioning should not be impacted. am__obj=conftest.${OBJEXT-o} am__minus_obj= ;; none) break ;; esac if depmode=$depmode \ source=sub/conftest.c object=$am__obj \ depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \ $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \ >/dev/null 2>conftest.err && grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 && grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 && grep $am__obj sub/conftest.Po > /dev/null 2>&1 && ${MAKE-make} -s -f confmf > /dev/null 2>&1; then # icc doesn't choke on unknown options, it will just issue warnings # or remarks (even with -Werror). So we grep stderr for any message # that says an option was ignored or not supported. # When given -MP, icc 7.0 and 7.1 complain thusly: # icc: Command line warning: ignoring option '-M'; no argument required # The diagnosis changed in icc 8.0: # icc: Command line remark: option '-MP' not supported if (grep 'ignoring option' conftest.err || grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else am_cv_CC_dependencies_compiler_type=$depmode break fi fi done cd .. rm -rf conftest.dir else am_cv_CC_dependencies_compiler_type=none fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5 printf "%s\n" "$am_cv_CC_dependencies_compiler_type" >&6; } CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type if test "x$enable_dependency_tracking" != xno \ && test "$am_cv_CC_dependencies_compiler_type" = gcc3; then am__fastdepCC_TRUE= am__fastdepCC_FALSE='#' else am__fastdepCC_TRUE='#' am__fastdepCC_FALSE= fi ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5 printf %s "checking how to run the C preprocessor... " >&6; } # On Suns, sometimes $CPP names a directory. if test -n "$CPP" && test -d "$CPP"; then CPP= fi if test -z "$CPP"; then if test ${ac_cv_prog_CPP+y} then : printf %s "(cached) " >&6 else # Double quotes because CPP needs to be expanded for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" do ac_preproc_ok=false for ac_c_preproc_warn_flag in '' yes do # Use a header file that comes with gcc, so configuring glibc # with a fresh cross-compiler works. # On the NeXT, cc -E runs the code through the compiler's parser, # not just through cpp. "Syntax error" is here to catch this case. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include Syntax error _ACEOF if ac_fn_c_try_cpp "$LINENO" then : else # Broken: fails on valid input. continue fi rm -f conftest.err conftest.i conftest.$ac_ext # OK, works on sane cases. Now check whether nonexistent headers # can be detected and how. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if ac_fn_c_try_cpp "$LINENO" then : # Broken: success on invalid input. continue else # Passes both tests. ac_preproc_ok=: break fi rm -f conftest.err conftest.i conftest.$ac_ext done # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. rm -f conftest.i conftest.err conftest.$ac_ext if $ac_preproc_ok then : break fi done ac_cv_prog_CPP=$CPP fi CPP=$ac_cv_prog_CPP else ac_cv_prog_CPP=$CPP fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5 printf "%s\n" "$CPP" >&6; } ac_preproc_ok=false for ac_c_preproc_warn_flag in '' yes do # Use a header file that comes with gcc, so configuring glibc # with a fresh cross-compiler works. # On the NeXT, cc -E runs the code through the compiler's parser, # not just through cpp. "Syntax error" is here to catch this case. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include Syntax error _ACEOF if ac_fn_c_try_cpp "$LINENO" then : else # Broken: fails on valid input. continue fi rm -f conftest.err conftest.i conftest.$ac_ext # OK, works on sane cases. Now check whether nonexistent headers # can be detected and how. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if ac_fn_c_try_cpp "$LINENO" then : # Broken: success on invalid input. continue else # Passes both tests. ac_preproc_ok=: break fi rm -f conftest.err conftest.i conftest.$ac_ext done # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. rm -f conftest.i conftest.err conftest.$ac_ext if $ac_preproc_ok then : else { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "C preprocessor \"$CPP\" fails sanity check See \`config.log' for more details" "$LINENO" 5; } fi ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 printf %s "checking for grep that handles long lines and -e... " >&6; } if test ${ac_cv_path_GREP+y} then : printf %s "(cached) " >&6 else if test -z "$GREP"; then ac_path_GREP_found=false # Loop through the user's path and test for each of PROGNAME-LIST as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_prog in grep ggrep do for ac_exec_ext in '' $ac_executable_extensions; do ac_path_GREP="$as_dir$ac_prog$ac_exec_ext" as_fn_executable_p "$ac_path_GREP" || continue # Check for GNU ac_path_GREP and select it if it is found. # Check for GNU $ac_path_GREP case `"$ac_path_GREP" --version 2>&1` in *GNU*) ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; *) ac_count=0 printf %s 0123456789 >"conftest.in" while : do cat "conftest.in" "conftest.in" >"conftest.tmp" mv "conftest.tmp" "conftest.in" cp "conftest.in" "conftest.nl" printf "%s\n" 'GREP' >> "conftest.nl" "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break as_fn_arith $ac_count + 1 && ac_count=$as_val if test $ac_count -gt ${ac_path_GREP_max-0}; then # Best one so far, save it but keep looking for a better one ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_max=$ac_count fi # 10*(2^10) chars as input seems more than enough test $ac_count -gt 10 && break done rm -f conftest.in conftest.tmp conftest.nl conftest.out;; esac $ac_path_GREP_found && break 3 done done done IFS=$as_save_IFS if test -z "$ac_cv_path_GREP"; then as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 fi else ac_cv_path_GREP=$GREP fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 printf "%s\n" "$ac_cv_path_GREP" >&6; } GREP="$ac_cv_path_GREP" if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}nm", so it can be a program name with args. set dummy ${ac_tool_prefix}nm; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_NM+y} then : printf %s "(cached) " >&6 else if test -n "$NM"; then ac_cv_prog_NM="$NM" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_NM="${ac_tool_prefix}nm" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi NM=$ac_cv_prog_NM if test -n "$NM"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $NM" >&5 printf "%s\n" "$NM" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_prog_NM"; then ac_ct_NM=$NM # Extract the first word of "nm", so it can be a program name with args. set dummy nm; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_NM+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_NM"; then ac_cv_prog_ac_ct_NM="$ac_ct_NM" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_NM="nm" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_NM=$ac_cv_prog_ac_ct_NM if test -n "$ac_ct_NM"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_NM" >&5 printf "%s\n" "$ac_ct_NM" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_ct_NM" = x; then NM="nm" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac NM=$ac_ct_NM fi else NM="$ac_cv_prog_NM" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5 printf %s "checking whether ln -s works... " >&6; } LN_S=$as_ln_s if test "$LN_S" = "ln -s"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 printf "%s\n" "yes" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5 printf "%s\n" "no, using $LN_S" >&6; } fi if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. set dummy ${ac_tool_prefix}ranlib; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_RANLIB+y} then : printf %s "(cached) " >&6 else if test -n "$RANLIB"; then ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi RANLIB=$ac_cv_prog_RANLIB if test -n "$RANLIB"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5 printf "%s\n" "$RANLIB" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_prog_RANLIB"; then ac_ct_RANLIB=$RANLIB # Extract the first word of "ranlib", so it can be a program name with args. set dummy ranlib; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_RANLIB+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_RANLIB"; then ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_RANLIB="ranlib" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB if test -n "$ac_ct_RANLIB"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 printf "%s\n" "$ac_ct_RANLIB" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_ct_RANLIB" = x; then RANLIB=":" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac RANLIB=$ac_ct_RANLIB fi else RANLIB="$ac_cv_prog_RANLIB" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a POSIX-compliant shell" >&5 printf %s "checking for a POSIX-compliant shell... " >&6; } if test ${ac_cv_path_shell+y} then : printf %s "(cached) " >&6 else ac_command=' # Test the noclobber option, using the portable POSIX.2 syntax. set -C rm -f conftest.c >conftest.c || exit >|conftest.c || exit !>conftest.c || exit # Test that $(...) works. test "$(expr 3 + 4)" -eq 7 || exit ' # Solaris 11 /bin/sh (AT&T Research) 93u 2011-02-08 has a file # descriptor bug that breaks zgrep and is hard to test for # directly. At some point $(...) is reading a pipe from the # subshell, but the pipe is also open in the parent shell, so # the read deadlocks. Prefer some other shell if available. ac_maybe_solaris_sh_bug='test "${.sh.version}"' ac_cv_path_shell=no case $SHELL in /*) rm -f conftest.c if ("$SHELL" -c "$ac_command") 2>/dev/null; then "$SHELL" -c "$ac_maybe_solaris_sh_bug" 2>/dev/null || ac_cv_path_shell=$SHELL fi esac case $ac_cv_path_shell in no) # Prefer shells that are more likely to be installed in the # same place on all hosts of this platform. Therefore, prefer # shells in /bin and /usr/bin to shells in the installer's # PATH. Also, loop through PATH first and then through # shells, since less-"nice" shells in /bin and /usr/bin are # more likely to be installed than "nicer" shells elsewhere. ac_break_if_good_shell=: as_save_IFS=$IFS; IFS=: for as_dir in /bin /usr/bin $PATH do IFS=$as_save_IFS case $as_dir in /*) for ac_base in sh bash ksh sh5; do rm -f conftest.c if ("$as_dir/$ac_base" -c "$ac_command") 2>/dev/null; then if "$as_dir/$ac_base" -c "$ac_maybe_solaris_sh_bug" 2>/dev/null then test "$ac_cv_path_shell" = no else ac_break_if_good_shell=break : fi && ac_cv_path_shell=$as_dir/$ac_base $ac_break_if_good_shell fi done $ac_break_if_good_shell esac done rm -f conftest.c esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_shell" >&5 printf "%s\n" "$ac_cv_path_shell" >&6; } SHELL=$ac_cv_path_shell if test "$SHELL" = no; then SHELL=/bin/sh { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using $SHELL, even though it does not conform to POSIX" >&5 printf "%s\n" "$as_me: WARNING: using $SHELL, even though it does not conform to POSIX" >&2;} fi if "$SHELL" -c "$ac_maybe_solaris_sh_bug" 2>/dev/null; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using $SHELL, even though it may have file descriptor bugs" >&5 printf "%s\n" "$as_me: WARNING: using $SHELL, even though it may have file descriptor bugs" >&2;} fi ac_header= ac_cache= for ac_item in $ac_header_c_list do if test $ac_cache; then ac_fn_c_check_header_compile "$LINENO" $ac_header ac_cv_header_$ac_cache "$ac_includes_default" if eval test \"x\$ac_cv_header_$ac_cache\" = xyes; then printf "%s\n" "#define $ac_item 1" >> confdefs.h fi ac_header= ac_cache= elif test $ac_header; then ac_cache=$ac_item else ac_header=$ac_item fi done printf "%s\n" "#define HAVE_STDLIB_H 1" >>confdefs.h printf "%s\n" "#define HAVE_STRING_H 1" >>confdefs.h printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h ac_fn_c_check_header_compile "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default" if test "x$ac_cv_header_minix_config_h" = xyes then : MINIX=yes else MINIX= fi if test "$MINIX" = yes; then printf "%s\n" "#define _POSIX_SOURCE 1" >>confdefs.h printf "%s\n" "#define _POSIX_1_SOURCE 2" >>confdefs.h printf "%s\n" "#define _MINIX 1" >>confdefs.h printf "%s\n" "#define _NETBSD_SOURCE 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5 printf %s "checking whether it is safe to define __EXTENSIONS__... " >&6; } if test ${ac_cv_safe_to_define___extensions__+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ # define __EXTENSIONS__ 1 $ac_includes_default int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_safe_to_define___extensions__=yes else ac_cv_safe_to_define___extensions__=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_safe_to_define___extensions__" >&5 printf "%s\n" "$ac_cv_safe_to_define___extensions__" >&6; } test $ac_cv_safe_to_define___extensions__ = yes && printf "%s\n" "#define __EXTENSIONS__ 1" >>confdefs.h printf "%s\n" "#define _ALL_SOURCE 1" >>confdefs.h printf "%s\n" "#define _DARWIN_C_SOURCE 1" >>confdefs.h printf "%s\n" "#define _GNU_SOURCE 1" >>confdefs.h printf "%s\n" "#define _NETBSD_SOURCE 1" >>confdefs.h printf "%s\n" "#define _OPENBSD_SOURCE 1" >>confdefs.h printf "%s\n" "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h printf "%s\n" "#define __STDC_WANT_IEC_60559_ATTRIBS_EXT__ 1" >>confdefs.h printf "%s\n" "#define __STDC_WANT_IEC_60559_BFP_EXT__ 1" >>confdefs.h printf "%s\n" "#define __STDC_WANT_IEC_60559_DFP_EXT__ 1" >>confdefs.h printf "%s\n" "#define __STDC_WANT_IEC_60559_FUNCS_EXT__ 1" >>confdefs.h printf "%s\n" "#define __STDC_WANT_IEC_60559_TYPES_EXT__ 1" >>confdefs.h printf "%s\n" "#define __STDC_WANT_LIB_EXT2__ 1" >>confdefs.h printf "%s\n" "#define __STDC_WANT_MATH_SPEC_FUNCS__ 1" >>confdefs.h printf "%s\n" "#define _TANDEM_SOURCE 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether _XOPEN_SOURCE should be defined" >&5 printf %s "checking whether _XOPEN_SOURCE should be defined... " >&6; } if test ${ac_cv_should_define__xopen_source+y} then : printf %s "(cached) " >&6 else ac_cv_should_define__xopen_source=no cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include mbstate_t x; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _XOPEN_SOURCE 500 #include mbstate_t x; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_should_define__xopen_source=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_should_define__xopen_source" >&5 printf "%s\n" "$ac_cv_should_define__xopen_source" >&6; } test $ac_cv_should_define__xopen_source = yes && printf "%s\n" "#define _XOPEN_SOURCE 500" >>confdefs.h printf "%s\n" "#define _HPUX_ALT_XOPEN_SOCKET_API 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 printf %s "checking for egrep... " >&6; } if test ${ac_cv_path_EGREP+y} then : printf %s "(cached) " >&6 else if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 then ac_cv_path_EGREP="$GREP -E" else if test -z "$EGREP"; then ac_path_EGREP_found=false # Loop through the user's path and test for each of PROGNAME-LIST as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_prog in egrep do for ac_exec_ext in '' $ac_executable_extensions; do ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext" as_fn_executable_p "$ac_path_EGREP" || continue # Check for GNU ac_path_EGREP and select it if it is found. # Check for GNU $ac_path_EGREP case `"$ac_path_EGREP" --version 2>&1` in *GNU*) ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; *) ac_count=0 printf %s 0123456789 >"conftest.in" while : do cat "conftest.in" "conftest.in" >"conftest.tmp" mv "conftest.tmp" "conftest.in" cp "conftest.in" "conftest.nl" printf "%s\n" 'EGREP' >> "conftest.nl" "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break as_fn_arith $ac_count + 1 && ac_count=$as_val if test $ac_count -gt ${ac_path_EGREP_max-0}; then # Best one so far, save it but keep looking for a better one ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_max=$ac_count fi # 10*(2^10) chars as input seems more than enough test $ac_count -gt 10 && break done rm -f conftest.in conftest.tmp conftest.nl conftest.out;; esac $ac_path_EGREP_found && break 3 done done done IFS=$as_save_IFS if test -z "$ac_cv_path_EGREP"; then as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 fi else ac_cv_path_EGREP=$EGREP fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 printf "%s\n" "$ac_cv_path_EGREP" >&6; } EGREP="$ac_cv_path_EGREP" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Minix Amsterdam compiler" >&5 printf %s "checking for Minix Amsterdam compiler... " >&6; } if test ${gl_cv_c_amsterdam_compiler+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __ACK__ Amsterdam #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Amsterdam" >/dev/null 2>&1 then : gl_cv_c_amsterdam_compiler=yes else gl_cv_c_amsterdam_compiler=no fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c_amsterdam_compiler" >&5 printf "%s\n" "$gl_cv_c_amsterdam_compiler" >&6; } if test $gl_cv_c_amsterdam_compiler = yes; then if test -z "$AR"; then AR='cc -c.a' fi if test -z "$ARFLAGS"; then ARFLAGS='-o' fi else : fi if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args. set dummy ${ac_tool_prefix}ar; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_AR+y} then : printf %s "(cached) " >&6 else if test -n "$AR"; then ac_cv_prog_AR="$AR" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_AR="${ac_tool_prefix}ar" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi AR=$ac_cv_prog_AR if test -n "$AR"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AR" >&5 printf "%s\n" "$AR" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_prog_AR"; then ac_ct_AR=$AR # Extract the first word of "ar", so it can be a program name with args. set dummy ar; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_AR+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_AR"; then ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_AR="ar" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_AR=$ac_cv_prog_ac_ct_AR if test -n "$ac_ct_AR"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5 printf "%s\n" "$ac_ct_AR" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_ct_AR" = x; then AR="ar" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac AR=$ac_ct_AR fi else AR="$ac_cv_prog_AR" fi if test -z "$ARFLAGS"; then ARFLAGS='cr' fi if test -z "$RANLIB"; then if test $gl_cv_c_amsterdam_compiler = yes; then RANLIB=':' else if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. set dummy ${ac_tool_prefix}ranlib; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_RANLIB+y} then : printf %s "(cached) " >&6 else if test -n "$RANLIB"; then ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi RANLIB=$ac_cv_prog_RANLIB if test -n "$RANLIB"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5 printf "%s\n" "$RANLIB" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi fi if test -z "$ac_cv_prog_RANLIB"; then ac_ct_RANLIB=$RANLIB # Extract the first word of "ranlib", so it can be a program name with args. set dummy ranlib; ac_word=$2 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 printf %s "checking for $ac_word... " >&6; } if test ${ac_cv_prog_ac_ct_RANLIB+y} then : printf %s "(cached) " >&6 else if test -n "$ac_ct_RANLIB"; then ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_exec_ext in '' $ac_executable_extensions; do if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then ac_cv_prog_ac_ct_RANLIB="ranlib" printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 break 2 fi done done IFS=$as_save_IFS fi fi ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB if test -n "$ac_ct_RANLIB"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 printf "%s\n" "$ac_ct_RANLIB" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } fi if test "x$ac_ct_RANLIB" = x; then RANLIB=":" else case $cross_compiling:$ac_tool_warned in yes:) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} ac_tool_warned=yes ;; esac RANLIB=$ac_ct_RANLIB fi else RANLIB="$ac_cv_prog_RANLIB" fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5 printf %s "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; } if test ${ac_cv_sys_largefile_source+y} then : printf %s "(cached) " >&6 else while :; do cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* for off_t */ #include int main (void) { int (*fp) (FILE *, off_t, int) = fseeko; return fseeko (stdin, 0, 0) && fp (stdin, 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_sys_largefile_source=no; break fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _LARGEFILE_SOURCE 1 #include /* for off_t */ #include int main (void) { int (*fp) (FILE *, off_t, int) = fseeko; return fseeko (stdin, 0, 0) && fp (stdin, 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_sys_largefile_source=1; break fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext ac_cv_sys_largefile_source=unknown break done fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_source" >&5 printf "%s\n" "$ac_cv_sys_largefile_source" >&6; } case $ac_cv_sys_largefile_source in #( no | unknown) ;; *) printf "%s\n" "#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source" >>confdefs.h ;; esac rm -rf conftest* # We used to try defining _XOPEN_SOURCE=500 too, to work around a bug # in glibc 2.1.3, but that breaks too many other things. # If you want fseeko and ftello with glibc, upgrade to a fixed glibc. if test $ac_cv_sys_largefile_source != unknown; then printf "%s\n" "#define HAVE_FSEEKO 1" >>confdefs.h fi # Make sure we can run config.sub. $SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 || as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5 printf %s "checking build system type... " >&6; } if test ${ac_cv_build+y} then : printf %s "(cached) " >&6 else ac_build_alias=$build_alias test "x$ac_build_alias" = x && ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"` test "x$ac_build_alias" = x && as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5 ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` || as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5 printf "%s\n" "$ac_cv_build" >&6; } case $ac_cv_build in *-*-*) ;; *) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;; esac build=$ac_cv_build ac_save_IFS=$IFS; IFS='-' set x $ac_cv_build shift build_cpu=$1 build_vendor=$2 shift; shift # Remember, the first character of IFS is used to create $*, # except with old shells: build_os=$* IFS=$ac_save_IFS case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5 printf %s "checking host system type... " >&6; } if test ${ac_cv_host+y} then : printf %s "(cached) " >&6 else if test "x$host_alias" = x; then ac_cv_host=$ac_cv_build else ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` || as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5 fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5 printf "%s\n" "$ac_cv_host" >&6; } case $ac_cv_host in *-*-*) ;; *) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;; esac host=$ac_cv_host ac_save_IFS=$IFS; IFS='-' set x $ac_cv_host shift host_cpu=$1 host_vendor=$2 shift; shift # Remember, the first character of IFS is used to create $*, # except with old shells: host_os=$* IFS=$ac_save_IFS case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac # IEEE behaviour is the default on all CPUs except Alpha and SH # (according to the test results of Bruno Haible's ieeefp/fenv_default.m4 # and the GCC 4.1.2 manual). case "$host_cpu" in alpha*) # On Alpha systems, a compiler option provides the behaviour. # See the ieee(3) manual page, also available at # if test -n "$GCC"; then # GCC has the option -mieee. # For full IEEE compliance (rarely needed), use option -mieee-with-inexact. CPPFLAGS="$CPPFLAGS -mieee" else # Compaq (ex-DEC) C has the option -ieee, equivalent to -ieee_with_no_inexact. # For full IEEE compliance (rarely needed), use option -ieee_with_inexact. CPPFLAGS="$CPPFLAGS -ieee" fi ;; sh*) if test -n "$GCC"; then # GCC has the option -mieee. CPPFLAGS="$CPPFLAGS -mieee" fi ;; esac # Check whether --enable-largefile was given. if test ${enable_largefile+y} then : enableval=$enable_largefile; fi if test "$enable_largefile" != no; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5 printf %s "checking for special C compiler options needed for large files... " >&6; } if test ${ac_cv_sys_largefile_CC+y} then : printf %s "(cached) " >&6 else ac_cv_sys_largefile_CC=no if test "$GCC" != yes; then ac_save_CC=$CC while :; do # IRIX 6.2 and later do not support large files by default, # so use the C compiler's -n32 option if that helps. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* Check that off_t can represent 2**63 - 1 correctly. We can't simply define LARGE_OFF_T to be 9223372036854775807, since some C++ compilers masquerading as C compilers incorrectly reject 9223372036854775807. */ #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : break fi rm -f core conftest.err conftest.$ac_objext CC="$CC -n32" if ac_fn_c_try_compile "$LINENO" then : ac_cv_sys_largefile_CC=' -n32'; break fi rm -f core conftest.err conftest.$ac_objext break done CC=$ac_save_CC rm -f conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5 printf "%s\n" "$ac_cv_sys_largefile_CC" >&6; } if test "$ac_cv_sys_largefile_CC" != no; then CC=$CC$ac_cv_sys_largefile_CC fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5 printf %s "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; } if test ${ac_cv_sys_file_offset_bits+y} then : printf %s "(cached) " >&6 else while :; do cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* Check that off_t can represent 2**63 - 1 correctly. We can't simply define LARGE_OFF_T to be 9223372036854775807, since some C++ compilers masquerading as C compilers incorrectly reject 9223372036854775807. */ #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_sys_file_offset_bits=no; break fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _FILE_OFFSET_BITS 64 #include /* Check that off_t can represent 2**63 - 1 correctly. We can't simply define LARGE_OFF_T to be 9223372036854775807, since some C++ compilers masquerading as C compilers incorrectly reject 9223372036854775807. */ #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_sys_file_offset_bits=64; break fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ac_cv_sys_file_offset_bits=unknown break done fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5 printf "%s\n" "$ac_cv_sys_file_offset_bits" >&6; } case $ac_cv_sys_file_offset_bits in #( no | unknown) ;; *) printf "%s\n" "#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits" >>confdefs.h ;; esac rm -rf conftest* if test $ac_cv_sys_file_offset_bits = unknown; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5 printf %s "checking for _LARGE_FILES value needed for large files... " >&6; } if test ${ac_cv_sys_large_files+y} then : printf %s "(cached) " >&6 else while :; do cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* Check that off_t can represent 2**63 - 1 correctly. We can't simply define LARGE_OFF_T to be 9223372036854775807, since some C++ compilers masquerading as C compilers incorrectly reject 9223372036854775807. */ #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_sys_large_files=no; break fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _LARGE_FILES 1 #include /* Check that off_t can represent 2**63 - 1 correctly. We can't simply define LARGE_OFF_T to be 9223372036854775807, since some C++ compilers masquerading as C compilers incorrectly reject 9223372036854775807. */ #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_sys_large_files=1; break fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ac_cv_sys_large_files=unknown break done fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5 printf "%s\n" "$ac_cv_sys_large_files" >&6; } case $ac_cv_sys_large_files in #( no | unknown) ;; *) printf "%s\n" "#define _LARGE_FILES $ac_cv_sys_large_files" >>confdefs.h ;; esac rm -rf conftest* fi printf "%s\n" "#define _DARWIN_USE_64_BIT_INODE 1" >>confdefs.h fi # Check whether --enable-threads was given. if test ${enable_threads+y} then : enableval=$enable_threads; gl_use_threads=$enableval else if test -n "$gl_use_threads_default"; then gl_use_threads="$gl_use_threads_default" else case "$host_os" in osf*) gl_use_threads=no ;; cygwin*) case `uname -r` in 1.[0-5].*) gl_use_threads=no ;; *) gl_use_threads=yes ;; esac ;; *) gl_use_threads=yes ;; esac fi fi if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then # For using : case "$host_os" in osf*) # On OSF/1, the compiler needs the flag -D_REENTRANT so that it # groks . cc also understands the flag -pthread, but # we don't use it because 1. gcc-2.95 doesn't understand -pthread, # 2. putting a flag into CPPFLAGS that has an effect on the linker # causes the AC_LINK_IFELSE test below to succeed unexpectedly, # leading to wrong values of LIBTHREAD and LTLIBTHREAD. CPPFLAGS="$CPPFLAGS -D_REENTRANT" ;; esac # Some systems optimize for single-threaded programs by default, and # need special flags to disable these optimizations. For example, the # definition of 'errno' in . case "$host_os" in aix* | freebsd*) CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE" ;; solaris*) CPPFLAGS="$CPPFLAGS -D_REENTRANT" ;; esac fi case "$host_os" in mingw*) printf "%s\n" "#define __MINGW_USE_VC2005_COMPAT 1" >>confdefs.h ;; esac # Pre-early section. # Code from module absolute-header: # Code from module alloca-opt: # Code from module announce-gen: # Code from module assure: # Code from module at-internal: # Code from module calloc: # Code from module calloc-gnu: # Code from module calloc-posix: # Code from module chdir: # Code from module chdir-long: # Code from module clock-time: # Code from module cloexec: # Code from module close: # Code from module closedir: # Code from module dirent: # Code from module dirent-safer: # Code from module dirfd: # Code from module dirname-lgpl: # Code from module do-release-commit-and-tag: # Code from module dosname: # Code from module double-slash-root: # Code from module dup: # Code from module dup2: # Code from module errno: # Code from module error: # Code from module exitfail: # Code from module extensions: # Code from module extern-inline: # Code from module fchdir: # Code from module fclose: # Code from module fcntl: # Code from module fcntl-h: # Code from module fcntl-safer: # Code from module fd-hook: # Code from module fd-safer-flag: # Code from module fdatasync: # Code from module fdl: # Code from module fdopendir: # Code from module fflush: # Code from module filename: # Code from module filenamecat-lgpl: # Code from module float: # Code from module fpieee: # Code from module fprintf-posix: # Code from module fpucw: # Code from module fpurge: # Code from module freading: # Code from module frexp-nolibm: # Code from module frexpl-nolibm: # Code from module fseek: # Code from module fseeko: # Code from module fseterr: # Code from module fstat: # Code from module fstatat: # Code from module fsync: # Code from module ftell: # Code from module ftello: # Code from module gendocs: # Code from module getcwd-lgpl: # Code from module getdtablesize: # Code from module getopt-gnu: # Code from module getopt-posix: # Code from module getprogname: # Code from module gettext-h: # Code from module gettime: # Code from module gettimeofday: # Code from module git-version-gen: # Code from module gitlog-to-changelog: # Code from module gnu-make: # Code from module gnu-web-doc-update: # Code from module gnumakefile: # Code from module gnupload: # Code from module havelib: # Code from module ignore-value: # Code from module include_next: # Code from module intprops: # Code from module isnand-nolibm: # Code from module isnanf-nolibm: # Code from module isnanl-nolibm: # Code from module largefile: # Code from module lib-ignore: # Code from module limits-h: # Code from module localtime-buffer: # Code from module lock: # Code from module lseek: # Code from module lstat: # Code from module maintainer-makefile: # Code from module malloc-gnu: # Code from module malloc-posix: # Code from module malloca: # Code from module manywarnings: # Code from module math: # Code from module memchr: # Code from module mempcpy: # Code from module memrchr: # Code from module msvc-inval: # Code from module msvc-nothrow: # Code from module multiarch: # Code from module nocrash: # Code from module open: # Code from module openat: # Code from module openat-die: # Code from module openat-h: # Code from module openat-safer: # Code from module opendir: # Code from module pathmax: # Code from module perror: # Code from module printf-frexp: # Code from module printf-frexpl: # Code from module printf-posix: # Code from module printf-safe: # Code from module raise: # Code from module readdir: # Code from module readme-release: # Code from module realloc-gnu: # Code from module realloc-posix: # Code from module rmdir: # Code from module save-cwd: # Code from module savedir: # Code from module sigaction: # Code from module signal-h: # Code from module signbit: # Code from module sigprocmask: # Code from module size_max: # Code from module snippet/_Noreturn: # Code from module snippet/arg-nonnull: # Code from module snippet/c++defs: # Code from module snippet/unused-parameter: # Code from module snippet/warn-on-use: # Code from module ssize_t: # Code from module stat: # Code from module stat-time: # Code from module statat: # Code from module stdbool: # Code from module stddef: # Code from module stdint: # Code from module stdio: # Code from module stdlib: # Code from module stdnoreturn: # Code from module stpcpy: # Code from module strdup-posix: # Code from module strerror: # Code from module strerror-override: # Code from module strerror_r-posix: # Code from module string: # Code from module sys_stat: # Code from module sys_time: # Code from module sys_types: # Code from module threadlib: # Code from module time: # Code from module timespec: # Code from module unistd: # Code from module unistd-safer: # Code from module unlink: # Code from module unlinkat: # Code from module update-copyright: # Code from module useless-if-before-free: # Code from module utime: # Code from module utime-h: # Code from module utimens: # Code from module vasnprintf: # Code from module vc-list-files: # Code from module verify: # Code from module vfprintf-posix: # Code from module warnings: # Code from module wchar: # Code from module xalloc: # Code from module xalloc-die: # Code from module xalloc-oversized: # Code from module xsize: # Code from module year2038: # Code from module yesno: LIBC_FATAL_STDERR_=1 export LIBC_FATAL_STDERR_ ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default" if test "x$ac_cv_type_size_t" = xyes then : else printf "%s\n" "#define size_t unsigned int" >>confdefs.h fi # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works # for constant arguments. Useless! { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working alloca.h" >&5 printf %s "checking for working alloca.h... " >&6; } if test ${ac_cv_working_alloca_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { char *p = (char *) alloca (2 * sizeof (int)); if (p) return 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_working_alloca_h=yes else ac_cv_working_alloca_h=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_working_alloca_h" >&5 printf "%s\n" "$ac_cv_working_alloca_h" >&6; } if test $ac_cv_working_alloca_h = yes; then printf "%s\n" "#define HAVE_ALLOCA_H 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for alloca" >&5 printf %s "checking for alloca... " >&6; } if test ${ac_cv_func_alloca_works+y} then : printf %s "(cached) " >&6 else if test $ac_cv_working_alloca_h = yes; then ac_cv_func_alloca_works=yes else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #ifndef alloca # ifdef __GNUC__ # define alloca __builtin_alloca # elif defined _MSC_VER # include # define alloca _alloca # else # ifdef __cplusplus extern "C" # endif void *alloca (size_t); # endif #endif int main (void) { char *p = (char *) alloca (1); if (p) return 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_func_alloca_works=yes else ac_cv_func_alloca_works=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_alloca_works" >&5 printf "%s\n" "$ac_cv_func_alloca_works" >&6; } fi if test $ac_cv_func_alloca_works = yes; then printf "%s\n" "#define HAVE_ALLOCA 1" >>confdefs.h else # The SVR3 libPW and SVR4 libucb both contain incompatible functions # that cause trouble. Some versions do not even contain alloca or # contain a buggy version. If you still want to use their alloca, # use ar to extract alloca.o from them instead of compiling alloca.c. ALLOCA=\${LIBOBJDIR}alloca.$ac_objext printf "%s\n" "#define C_ALLOCA 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether \`alloca.c' needs Cray hooks" >&5 printf %s "checking whether \`alloca.c' needs Cray hooks... " >&6; } if test ${ac_cv_os_cray+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined CRAY && ! defined CRAY2 webecray #else wenotbecray #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "webecray" >/dev/null 2>&1 then : ac_cv_os_cray=yes else ac_cv_os_cray=no fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_os_cray" >&5 printf "%s\n" "$ac_cv_os_cray" >&6; } if test $ac_cv_os_cray = yes; then for ac_func in _getb67 GETB67 getb67; do as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh` ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" if eval test \"x\$"$as_ac_var"\" = x"yes" then : printf "%s\n" "#define CRAY_STACKSEG_END $ac_func" >>confdefs.h break fi done fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking stack direction for C alloca" >&5 printf %s "checking stack direction for C alloca... " >&6; } if test ${ac_cv_c_stack_direction+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : ac_cv_c_stack_direction=0 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $ac_includes_default int find_stack_direction (int *addr, int depth) { int dir, dummy = 0; if (! addr) addr = &dummy; *addr = addr < &dummy ? 1 : addr == &dummy ? 0 : -1; dir = depth ? find_stack_direction (addr, depth - 1) : 0; return dir + dummy; } int main (int argc, char **argv) { return find_stack_direction (0, argc + !argv + 20) < 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_c_stack_direction=1 else ac_cv_c_stack_direction=-1 fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_stack_direction" >&5 printf "%s\n" "$ac_cv_c_stack_direction" >&6; } printf "%s\n" "#define STACK_DIRECTION $ac_cv_c_stack_direction" >>confdefs.h fi GNULIB__EXIT=0; GNULIB_ATOLL=0; GNULIB_CALLOC_POSIX=0; GNULIB_CANONICALIZE_FILE_NAME=0; GNULIB_GETLOADAVG=0; GNULIB_GETSUBOPT=0; GNULIB_GRANTPT=0; GNULIB_MALLOC_POSIX=0; GNULIB_MBTOWC=0; GNULIB_MKDTEMP=0; GNULIB_MKOSTEMP=0; GNULIB_MKOSTEMPS=0; GNULIB_MKSTEMP=0; GNULIB_MKSTEMPS=0; GNULIB_POSIX_OPENPT=0; GNULIB_PTSNAME=0; GNULIB_PTSNAME_R=0; GNULIB_PUTENV=0; GNULIB_QSORT_R=0; GNULIB_RANDOM=0; GNULIB_RANDOM_R=0; GNULIB_REALLOCARRAY=0; GNULIB_REALLOC_POSIX=0; GNULIB_REALPATH=0; GNULIB_RPMATCH=0; GNULIB_SECURE_GETENV=0; GNULIB_SETENV=0; GNULIB_STRTOD=0; GNULIB_STRTOLL=0; GNULIB_STRTOULL=0; GNULIB_SYSTEM_POSIX=0; GNULIB_UNLOCKPT=0; GNULIB_UNSETENV=0; GNULIB_WCTOMB=0; HAVE__EXIT=1; HAVE_ATOLL=1; HAVE_CANONICALIZE_FILE_NAME=1; HAVE_DECL_GETLOADAVG=1; HAVE_GETSUBOPT=1; HAVE_GRANTPT=1; HAVE_DECL_INITSTATE=1; HAVE_MKDTEMP=1; HAVE_MKOSTEMP=1; HAVE_MKOSTEMPS=1; HAVE_MKSTEMP=1; HAVE_MKSTEMPS=1; HAVE_POSIX_OPENPT=1; HAVE_PTSNAME=1; HAVE_PTSNAME_R=1; HAVE_QSORT_R=1; HAVE_RANDOM=1; HAVE_RANDOM_H=1; HAVE_RANDOM_R=1; HAVE_REALLOCARRAY=1; HAVE_REALPATH=1; HAVE_RPMATCH=1; HAVE_SECURE_GETENV=1; HAVE_SETENV=1; HAVE_DECL_SETENV=1; HAVE_DECL_SETSTATE=1; HAVE_STRTOD=1; HAVE_STRTOLL=1; HAVE_STRTOULL=1; HAVE_STRUCT_RANDOM_DATA=1; HAVE_SYS_LOADAVG_H=0; HAVE_UNLOCKPT=1; HAVE_DECL_UNSETENV=1; REPLACE_CALLOC=0; REPLACE_CANONICALIZE_FILE_NAME=0; REPLACE_MALLOC=0; REPLACE_MBTOWC=0; REPLACE_MKSTEMP=0; REPLACE_PTSNAME=0; REPLACE_PTSNAME_R=0; REPLACE_PUTENV=0; REPLACE_QSORT_R=0; REPLACE_RANDOM_R=0; REPLACE_REALLOC=0; REPLACE_REALPATH=0; REPLACE_SETENV=0; REPLACE_STRTOD=0; REPLACE_UNSETENV=0; REPLACE_WCTOMB=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether malloc, realloc, calloc are POSIX compliant" >&5 printf %s "checking whether malloc, realloc, calloc are POSIX compliant... " >&6; } if test ${gl_cv_func_malloc_posix+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { #if defined _WIN32 && ! defined __CYGWIN__ choke me #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_malloc_posix=yes else gl_cv_func_malloc_posix=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_malloc_posix" >&5 printf "%s\n" "$gl_cv_func_malloc_posix" >&6; } GNULIB_CHDIR=0; GNULIB_CHOWN=0; GNULIB_CLOSE=0; GNULIB_DUP=0; GNULIB_DUP2=0; GNULIB_DUP3=0; GNULIB_ENVIRON=0; GNULIB_EUIDACCESS=0; GNULIB_FACCESSAT=0; GNULIB_FCHDIR=0; GNULIB_FCHOWNAT=0; GNULIB_FDATASYNC=0; GNULIB_FSYNC=0; GNULIB_FTRUNCATE=0; GNULIB_GETCWD=0; GNULIB_GETDOMAINNAME=0; GNULIB_GETDTABLESIZE=0; GNULIB_GETGROUPS=0; GNULIB_GETHOSTNAME=0; GNULIB_GETLOGIN=0; GNULIB_GETLOGIN_R=0; GNULIB_GETPAGESIZE=0; GNULIB_GETPASS=0; GNULIB_GETUSERSHELL=0; GNULIB_GROUP_MEMBER=0; GNULIB_ISATTY=0; GNULIB_LCHOWN=0; GNULIB_LINK=0; GNULIB_LINKAT=0; GNULIB_LSEEK=0; GNULIB_PIPE=0; GNULIB_PIPE2=0; GNULIB_PREAD=0; GNULIB_PWRITE=0; GNULIB_READ=0; GNULIB_READLINK=0; GNULIB_READLINKAT=0; GNULIB_RMDIR=0; GNULIB_SETHOSTNAME=0; GNULIB_SLEEP=0; GNULIB_SYMLINK=0; GNULIB_SYMLINKAT=0; GNULIB_TRUNCATE=0; GNULIB_TTYNAME_R=0; GNULIB_UNISTD_H_NONBLOCKING=0; GNULIB_UNISTD_H_SIGPIPE=0; GNULIB_UNLINK=0; GNULIB_UNLINKAT=0; GNULIB_USLEEP=0; GNULIB_WRITE=0; HAVE_CHOWN=1; HAVE_DUP2=1; HAVE_DUP3=1; HAVE_EUIDACCESS=1; HAVE_FACCESSAT=1; HAVE_FCHDIR=1; HAVE_FCHOWNAT=1; HAVE_FDATASYNC=1; HAVE_FSYNC=1; HAVE_FTRUNCATE=1; HAVE_GETDTABLESIZE=1; HAVE_GETGROUPS=1; HAVE_GETHOSTNAME=1; HAVE_GETLOGIN=1; HAVE_GETPAGESIZE=1; HAVE_GETPASS=1; HAVE_GROUP_MEMBER=1; HAVE_LCHOWN=1; HAVE_LINK=1; HAVE_LINKAT=1; HAVE_PIPE=1; HAVE_PIPE2=1; HAVE_PREAD=1; HAVE_PWRITE=1; HAVE_READLINK=1; HAVE_READLINKAT=1; HAVE_SETHOSTNAME=1; HAVE_SLEEP=1; HAVE_SYMLINK=1; HAVE_SYMLINKAT=1; HAVE_UNLINKAT=1; HAVE_USLEEP=1; HAVE_DECL_ENVIRON=1; HAVE_DECL_FCHDIR=1; HAVE_DECL_FDATASYNC=1; HAVE_DECL_GETDOMAINNAME=1; HAVE_DECL_GETLOGIN=1; HAVE_DECL_GETLOGIN_R=1; HAVE_DECL_GETPAGESIZE=1; HAVE_DECL_GETUSERSHELL=1; HAVE_DECL_SETHOSTNAME=1; HAVE_DECL_TRUNCATE=1; HAVE_DECL_TTYNAME_R=1; HAVE_OS_H=0; HAVE_SYS_PARAM_H=0; REPLACE_CHOWN=0; REPLACE_CLOSE=0; REPLACE_DUP=0; REPLACE_DUP2=0; REPLACE_FACCESSAT=0; REPLACE_FCHOWNAT=0; REPLACE_FTRUNCATE=0; REPLACE_GETCWD=0; REPLACE_GETDOMAINNAME=0; REPLACE_GETDTABLESIZE=0; REPLACE_GETLOGIN_R=0; REPLACE_GETGROUPS=0; REPLACE_GETPAGESIZE=0; REPLACE_GETPASS=0; REPLACE_ISATTY=0; REPLACE_LCHOWN=0; REPLACE_LINK=0; REPLACE_LINKAT=0; REPLACE_LSEEK=0; REPLACE_PREAD=0; REPLACE_PWRITE=0; REPLACE_READ=0; REPLACE_READLINK=0; REPLACE_READLINKAT=0; REPLACE_RMDIR=0; REPLACE_SLEEP=0; REPLACE_SYMLINK=0; REPLACE_SYMLINKAT=0; REPLACE_TRUNCATE=0; REPLACE_TTYNAME_R=0; REPLACE_UNLINK=0; REPLACE_UNLINKAT=0; REPLACE_USLEEP=0; REPLACE_WRITE=0; UNISTD_H_HAVE_WINSOCK2_H=0; UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=0; ac_func= for ac_item in $ac_func_c_list do if test $ac_func; then ac_fn_c_check_func "$LINENO" $ac_func ac_cv_func_$ac_func if eval test \"x\$ac_cv_func_$ac_func\" = xyes; then echo "#define $ac_item 1" >> confdefs.h fi ac_func= else ac_func=$ac_item fi done if test $ac_cv_func__set_invalid_parameter_handler = yes; then HAVE_MSVC_INVALID_PARAMETER_HANDLER=1 printf "%s\n" "#define HAVE_MSVC_INVALID_PARAMETER_HANDLER 1" >>confdefs.h else HAVE_MSVC_INVALID_PARAMETER_HANDLER=0 fi GNULIB_OPENDIR=0; GNULIB_READDIR=0; GNULIB_REWINDDIR=0; GNULIB_CLOSEDIR=0; GNULIB_DIRFD=0; GNULIB_FDOPENDIR=0; GNULIB_SCANDIR=0; GNULIB_ALPHASORT=0; HAVE_OPENDIR=1; HAVE_READDIR=1; HAVE_REWINDDIR=1; HAVE_CLOSEDIR=1; HAVE_DECL_DIRFD=1; HAVE_DECL_FDOPENDIR=1; HAVE_FDOPENDIR=1; HAVE_SCANDIR=1; HAVE_ALPHASORT=1; REPLACE_OPENDIR=0; REPLACE_CLOSEDIR=0; REPLACE_DIRFD=0; REPLACE_FDOPENDIR=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the preprocessor supports include_next" >&5 printf %s "checking whether the preprocessor supports include_next... " >&6; } if test ${gl_cv_have_include_next+y} then : printf %s "(cached) " >&6 else rm -rf conftestd1a conftestd1b conftestd2 mkdir conftestd1a conftestd1b conftestd2 cat < conftestd1a/conftest.h #define DEFINED_IN_CONFTESTD1 #include_next #ifdef DEFINED_IN_CONFTESTD2 int foo; #else #error "include_next doesn't work" #endif EOF cat < conftestd1b/conftest.h #define DEFINED_IN_CONFTESTD1 #include #include_next #ifdef DEFINED_IN_CONFTESTD2 int foo; #else #error "include_next doesn't work" #endif EOF cat < conftestd2/conftest.h #ifndef DEFINED_IN_CONFTESTD1 #error "include_next test doesn't work" #endif #define DEFINED_IN_CONFTESTD2 EOF gl_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1b -Iconftestd2" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_have_include_next=yes else CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1a -Iconftestd2" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_have_include_next=buggy else gl_cv_have_include_next=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext CPPFLAGS="$gl_save_CPPFLAGS" rm -rf conftestd1a conftestd1b conftestd2 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_include_next" >&5 printf "%s\n" "$gl_cv_have_include_next" >&6; } PRAGMA_SYSTEM_HEADER= if test $gl_cv_have_include_next = yes; then INCLUDE_NEXT=include_next INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include_next if test -n "$GCC"; then PRAGMA_SYSTEM_HEADER='#pragma GCC system_header' fi else if test $gl_cv_have_include_next = buggy; then INCLUDE_NEXT=include INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include_next else INCLUDE_NEXT=include INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether system header files limit the line length" >&5 printf %s "checking whether system header files limit the line length... " >&6; } if test ${gl_cv_pragma_columns+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __TANDEM choke me #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "choke me" >/dev/null 2>&1 then : gl_cv_pragma_columns=yes else gl_cv_pragma_columns=no fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_pragma_columns" >&5 printf "%s\n" "$gl_cv_pragma_columns" >&6; } if test $gl_cv_pragma_columns = yes; then PRAGMA_COLUMNS="#pragma COLUMNS 10000" else PRAGMA_COLUMNS= fi # The Clang compiler raises a warning for an undeclared identifier that matches # a compiler builtin function. All extant Clang versions are affected, as of # Clang 3.6.0. Test a builtin known to every version. This problem affects the # C and Objective C languages, but Clang does report an error under C++ and # Objective C++. # # Passing -fno-builtin to the compiler would suppress this problem. That # strategy would have the advantage of being insensitive to stray warnings, but # it would make tests less realistic. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how $CC reports undeclared, standard C functions" >&5 printf %s "checking how $CC reports undeclared, standard C functions... " >&6; } if test ${ac_cv_c_decl_report+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { (void) strchr; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : if test -s conftest.err then : # For AC_CHECK_DECL to react to warnings, the compiler must be silent on # valid AC_CHECK_DECL input. No library function is consistently available # on freestanding implementations, so test against a dummy declaration. # Include always-available headers on the off chance that they somehow # elicit warnings. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include extern void ac_decl (int, char *); int main (void) { #ifdef __cplusplus (void) ac_decl ((int) 0, (char *) 0); (void) ac_decl; #else (void) ac_decl; #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : if test -s conftest.err then : { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot detect from compiler exit status or warnings See \`config.log' for more details" "$LINENO" 5; } else ac_cv_c_decl_report=warning fi else { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot compile a simple declaration test See \`config.log' for more details" "$LINENO" 5; } fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext else { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "compiler does not report undeclared identifiers See \`config.log' for more details" "$LINENO" 5; } fi else ac_cv_c_decl_report=error fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_decl_report" >&5 printf "%s\n" "$ac_cv_c_decl_report" >&6; } case $ac_cv_c_decl_report in warning) ac_c_decl_warn_flag=yes ;; *) ac_c_decl_warn_flag= ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether // is distinct from /" >&5 printf %s "checking whether // is distinct from /... " >&6; } if test ${gl_cv_double_slash_root+y} then : printf %s "(cached) " >&6 else if test x"$cross_compiling" = xyes ; then # When cross-compiling, there is no way to tell whether // is special # short of a list of hosts. However, the only known hosts to date # that have a distinct // are Apollo DomainOS (too old to port to), # Cygwin, and z/OS. If anyone knows of another system for which // has # special semantics and is distinct from /, please report it to # . case $host in *-cygwin | i370-ibm-openedition) gl_cv_double_slash_root=yes ;; *) # Be optimistic and assume that / and // are the same when we # don't know. gl_cv_double_slash_root='unknown, assuming no' ;; esac else set x `ls -di / // 2>/dev/null` if test "$2" = "$4" && wc //dev/null >/dev/null 2>&1; then gl_cv_double_slash_root=no else gl_cv_double_slash_root=yes fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5 printf "%s\n" "$gl_cv_double_slash_root" >&6; } if test "$gl_cv_double_slash_root" = yes; then printf "%s\n" "#define DOUBLE_SLASH_IS_DISTINCT_ROOT 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for complete errno.h" >&5 printf %s "checking for complete errno.h... " >&6; } if test ${gl_cv_header_errno_h_complete+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if !defined ETXTBSY booboo #endif #if !defined ENOMSG booboo #endif #if !defined EIDRM booboo #endif #if !defined ENOLINK booboo #endif #if !defined EPROTO booboo #endif #if !defined EMULTIHOP booboo #endif #if !defined EBADMSG booboo #endif #if !defined EOVERFLOW booboo #endif #if !defined ENOTSUP booboo #endif #if !defined ENETRESET booboo #endif #if !defined ECONNABORTED booboo #endif #if !defined ESTALE booboo #endif #if !defined EDQUOT booboo #endif #if !defined ECANCELED booboo #endif #if !defined EOWNERDEAD booboo #endif #if !defined ENOTRECOVERABLE booboo #endif #if !defined EILSEQ booboo #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "booboo" >/dev/null 2>&1 then : gl_cv_header_errno_h_complete=no else gl_cv_header_errno_h_complete=yes fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_complete" >&5 printf "%s\n" "$gl_cv_header_errno_h_complete" >&6; } if test $gl_cv_header_errno_h_complete = yes; then ERRNO_H='' else if test $gl_cv_have_include_next = yes; then gl_cv_next_errno_h='<'errno.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_errno_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'errno.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_errno_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_errno_h gl_cv_next_errno_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_errno_h" >&5 printf "%s\n" "$gl_cv_next_errno_h" >&6; } fi NEXT_ERRNO_H=$gl_cv_next_errno_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'errno.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_errno_h fi NEXT_AS_FIRST_DIRECTIVE_ERRNO_H=$gl_next_as_first_directive ERRNO_H='errno.h' fi if test -n "$ERRNO_H"; then GL_GENERATE_ERRNO_H_TRUE= GL_GENERATE_ERRNO_H_FALSE='#' else GL_GENERATE_ERRNO_H_TRUE='#' GL_GENERATE_ERRNO_H_FALSE= fi if test -n "$ERRNO_H"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for EMULTIHOP value" >&5 printf %s "checking for EMULTIHOP value... " >&6; } if test ${gl_cv_header_errno_h_EMULTIHOP+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef EMULTIHOP yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : gl_cv_header_errno_h_EMULTIHOP=yes else gl_cv_header_errno_h_EMULTIHOP=no fi rm -rf conftest* if test $gl_cv_header_errno_h_EMULTIHOP = no; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _XOPEN_SOURCE_EXTENDED 1 #include #ifdef EMULTIHOP yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : gl_cv_header_errno_h_EMULTIHOP=hidden fi rm -rf conftest* if test $gl_cv_header_errno_h_EMULTIHOP = hidden; then if ac_fn_c_compute_int "$LINENO" "EMULTIHOP" "gl_cv_header_errno_h_EMULTIHOP" " #define _XOPEN_SOURCE_EXTENDED 1 #include /* The following two lines are a workaround against an autoconf-2.52 bug. */ #include #include " then : fi fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EMULTIHOP" >&5 printf "%s\n" "$gl_cv_header_errno_h_EMULTIHOP" >&6; } case $gl_cv_header_errno_h_EMULTIHOP in yes | no) EMULTIHOP_HIDDEN=0; EMULTIHOP_VALUE= ;; *) EMULTIHOP_HIDDEN=1; EMULTIHOP_VALUE="$gl_cv_header_errno_h_EMULTIHOP" ;; esac fi if test -n "$ERRNO_H"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ENOLINK value" >&5 printf %s "checking for ENOLINK value... " >&6; } if test ${gl_cv_header_errno_h_ENOLINK+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef ENOLINK yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : gl_cv_header_errno_h_ENOLINK=yes else gl_cv_header_errno_h_ENOLINK=no fi rm -rf conftest* if test $gl_cv_header_errno_h_ENOLINK = no; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _XOPEN_SOURCE_EXTENDED 1 #include #ifdef ENOLINK yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : gl_cv_header_errno_h_ENOLINK=hidden fi rm -rf conftest* if test $gl_cv_header_errno_h_ENOLINK = hidden; then if ac_fn_c_compute_int "$LINENO" "ENOLINK" "gl_cv_header_errno_h_ENOLINK" " #define _XOPEN_SOURCE_EXTENDED 1 #include /* The following two lines are a workaround against an autoconf-2.52 bug. */ #include #include " then : fi fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_ENOLINK" >&5 printf "%s\n" "$gl_cv_header_errno_h_ENOLINK" >&6; } case $gl_cv_header_errno_h_ENOLINK in yes | no) ENOLINK_HIDDEN=0; ENOLINK_VALUE= ;; *) ENOLINK_HIDDEN=1; ENOLINK_VALUE="$gl_cv_header_errno_h_ENOLINK" ;; esac fi if test -n "$ERRNO_H"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for EOVERFLOW value" >&5 printf %s "checking for EOVERFLOW value... " >&6; } if test ${gl_cv_header_errno_h_EOVERFLOW+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef EOVERFLOW yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : gl_cv_header_errno_h_EOVERFLOW=yes else gl_cv_header_errno_h_EOVERFLOW=no fi rm -rf conftest* if test $gl_cv_header_errno_h_EOVERFLOW = no; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _XOPEN_SOURCE_EXTENDED 1 #include #ifdef EOVERFLOW yes #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "yes" >/dev/null 2>&1 then : gl_cv_header_errno_h_EOVERFLOW=hidden fi rm -rf conftest* if test $gl_cv_header_errno_h_EOVERFLOW = hidden; then if ac_fn_c_compute_int "$LINENO" "EOVERFLOW" "gl_cv_header_errno_h_EOVERFLOW" " #define _XOPEN_SOURCE_EXTENDED 1 #include /* The following two lines are a workaround against an autoconf-2.52 bug. */ #include #include " then : fi fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EOVERFLOW" >&5 printf "%s\n" "$gl_cv_header_errno_h_EOVERFLOW" >&6; } case $gl_cv_header_errno_h_EOVERFLOW in yes | no) EOVERFLOW_HIDDEN=0; EOVERFLOW_VALUE= ;; *) EOVERFLOW_HIDDEN=1; EOVERFLOW_VALUE="$gl_cv_header_errno_h_EOVERFLOW" ;; esac fi ac_fn_c_check_decl "$LINENO" "strerror_r" "ac_cv_have_decl_strerror_r" "$ac_includes_default" if test "x$ac_cv_have_decl_strerror_r" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_STRERROR_R $ac_have_decl" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror_r returns char *" >&5 printf %s "checking whether strerror_r returns char *... " >&6; } if test ${ac_cv_func_strerror_r_char_p+y} then : printf %s "(cached) " >&6 else ac_cv_func_strerror_r_char_p=no if test $ac_cv_have_decl_strerror_r = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $ac_includes_default int main (void) { char buf[100]; char x = *strerror_r (0, buf, sizeof buf); char *p = strerror_r (0, buf, sizeof buf); return !p || x; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_func_strerror_r_char_p=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext else # strerror_r is not declared. Choose between # systems that have relatively inaccessible declarations for the # function. BeOS and DEC UNIX 4.0 fall in this category, but the # former has a strerror_r that returns char*, while the latter # has a strerror_r that returns `int'. # This test should segfault on the DEC system. if test "$cross_compiling" = yes then : : else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $ac_includes_default extern char *strerror_r (); int main (void) { char buf[100]; char x = *strerror_r (0, buf, sizeof buf); return ! isalpha (x); ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_func_strerror_r_char_p=yes fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strerror_r_char_p" >&5 printf "%s\n" "$ac_cv_func_strerror_r_char_p" >&6; } if test $ac_cv_func_strerror_r_char_p = yes; then printf "%s\n" "#define STRERROR_R_CHAR_P 1" >>confdefs.h fi XGETTEXT_EXTRA_OPTIONS= ac_fn_c_check_decl "$LINENO" "fchdir" "ac_cv_have_decl_fchdir" "$ac_includes_default" if test "x$ac_cv_have_decl_fchdir" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_FCHDIR $ac_have_decl" >>confdefs.h GNULIB_DPRINTF=0; GNULIB_FCLOSE=0; GNULIB_FDOPEN=0; GNULIB_FFLUSH=0; GNULIB_FGETC=0; GNULIB_FGETS=0; GNULIB_FOPEN=0; GNULIB_FPRINTF=0; GNULIB_FPRINTF_POSIX=0; GNULIB_FPURGE=0; GNULIB_FPUTC=0; GNULIB_FPUTS=0; GNULIB_FREAD=0; GNULIB_FREOPEN=0; GNULIB_FSCANF=0; GNULIB_FSEEK=0; GNULIB_FSEEKO=0; GNULIB_FTELL=0; GNULIB_FTELLO=0; GNULIB_FWRITE=0; GNULIB_GETC=0; GNULIB_GETCHAR=0; GNULIB_GETDELIM=0; GNULIB_GETLINE=0; GNULIB_OBSTACK_PRINTF=0; GNULIB_OBSTACK_PRINTF_POSIX=0; GNULIB_PCLOSE=0; GNULIB_PERROR=0; GNULIB_POPEN=0; GNULIB_PRINTF=0; GNULIB_PRINTF_POSIX=0; GNULIB_PUTC=0; GNULIB_PUTCHAR=0; GNULIB_PUTS=0; GNULIB_REMOVE=0; GNULIB_RENAME=0; GNULIB_RENAMEAT=0; GNULIB_SCANF=0; GNULIB_SNPRINTF=0; GNULIB_SPRINTF_POSIX=0; GNULIB_STDIO_H_NONBLOCKING=0; GNULIB_STDIO_H_SIGPIPE=0; GNULIB_TMPFILE=0; GNULIB_VASPRINTF=0; GNULIB_VFSCANF=0; GNULIB_VSCANF=0; GNULIB_VDPRINTF=0; GNULIB_VFPRINTF=0; GNULIB_VFPRINTF_POSIX=0; GNULIB_VPRINTF=0; GNULIB_VPRINTF_POSIX=0; GNULIB_VSNPRINTF=0; GNULIB_VSPRINTF_POSIX=0; HAVE_DECL_FPURGE=1; HAVE_DECL_FSEEKO=1; HAVE_DECL_FTELLO=1; HAVE_DECL_GETDELIM=1; HAVE_DECL_GETLINE=1; HAVE_DECL_OBSTACK_PRINTF=1; HAVE_DECL_SNPRINTF=1; HAVE_DECL_VSNPRINTF=1; HAVE_DPRINTF=1; HAVE_FSEEKO=1; HAVE_FTELLO=1; HAVE_PCLOSE=1; HAVE_POPEN=1; HAVE_RENAMEAT=1; HAVE_VASPRINTF=1; HAVE_VDPRINTF=1; REPLACE_DPRINTF=0; REPLACE_FCLOSE=0; REPLACE_FDOPEN=0; REPLACE_FFLUSH=0; REPLACE_FOPEN=0; REPLACE_FPRINTF=0; REPLACE_FPURGE=0; REPLACE_FREOPEN=0; REPLACE_FSEEK=0; REPLACE_FSEEKO=0; REPLACE_FTELL=0; REPLACE_FTELLO=0; REPLACE_GETDELIM=0; REPLACE_GETLINE=0; REPLACE_OBSTACK_PRINTF=0; REPLACE_PERROR=0; REPLACE_POPEN=0; REPLACE_PRINTF=0; REPLACE_REMOVE=0; REPLACE_RENAME=0; REPLACE_RENAMEAT=0; REPLACE_SNPRINTF=0; REPLACE_SPRINTF=0; REPLACE_STDIO_READ_FUNCS=0; REPLACE_STDIO_WRITE_FUNCS=0; REPLACE_TMPFILE=0; REPLACE_VASPRINTF=0; REPLACE_VDPRINTF=0; REPLACE_VFPRINTF=0; REPLACE_VPRINTF=0; REPLACE_VSNPRINTF=0; REPLACE_VSPRINTF=0; GNULIB_FCNTL=0; GNULIB_NONBLOCKING=0; GNULIB_OPEN=0; GNULIB_OPENAT=0; HAVE_FCNTL=1; HAVE_OPENAT=1; REPLACE_FCNTL=0; REPLACE_OPEN=0; REPLACE_OPENAT=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working fcntl.h" >&5 printf %s "checking for working fcntl.h... " >&6; } if test ${gl_cv_header_working_fcntl_h+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess 'no' on native Windows. mingw*) gl_cv_header_working_fcntl_h='no' ;; *) gl_cv_header_working_fcntl_h=cross-compiling ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include # include # defined sleep(n) _sleep ((n) * 1000) #endif #include #ifndef O_NOATIME #define O_NOATIME 0 #endif #ifndef O_NOFOLLOW #define O_NOFOLLOW 0 #endif static int const constants[] = { O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, O_APPEND, O_NONBLOCK, O_SYNC, O_ACCMODE, O_RDONLY, O_RDWR, O_WRONLY }; int main (void) { int result = !constants; #if HAVE_SYMLINK { static char const sym[] = "conftest.sym"; if (symlink ("/dev/null", sym) != 0) result |= 2; else { int fd = open (sym, O_WRONLY | O_NOFOLLOW | O_CREAT, 0); if (fd >= 0) { close (fd); result |= 4; } } if (unlink (sym) != 0 || symlink (".", sym) != 0) result |= 2; else { int fd = open (sym, O_RDONLY | O_NOFOLLOW); if (fd >= 0) { close (fd); result |= 4; } } unlink (sym); } #endif { static char const file[] = "confdefs.h"; int fd = open (file, O_RDONLY | O_NOATIME); if (fd < 0) result |= 8; else { struct stat st0; if (fstat (fd, &st0) != 0) result |= 16; else { char c; sleep (1); if (read (fd, &c, 1) != 1) result |= 24; else { if (close (fd) != 0) result |= 32; else { struct stat st1; if (stat (file, &st1) != 0) result |= 40; else if (st0.st_atime != st1.st_atime) result |= 64; } } } } } return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_header_working_fcntl_h=yes else case $? in #( 4) gl_cv_header_working_fcntl_h='no (bad O_NOFOLLOW)';; #( 64) gl_cv_header_working_fcntl_h='no (bad O_NOATIME)';; #( 68) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #( *) gl_cv_header_working_fcntl_h='no';; esac fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_fcntl_h" >&5 printf "%s\n" "$gl_cv_header_working_fcntl_h" >&6; } case $gl_cv_header_working_fcntl_h in #( *O_NOATIME* | no | cross-compiling) ac_val=0;; #( *) ac_val=1;; esac printf "%s\n" "#define HAVE_WORKING_O_NOATIME $ac_val" >>confdefs.h case $gl_cv_header_working_fcntl_h in #( *O_NOFOLLOW* | no | cross-compiling) ac_val=0;; #( *) ac_val=1;; esac printf "%s\n" "#define HAVE_WORKING_O_NOFOLLOW $ac_val" >>confdefs.h ac_fn_c_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default" if test "x$ac_cv_type_pid_t" = xyes then : else printf "%s\n" "#define pid_t int" >>confdefs.h fi ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default" if test "x$ac_cv_type_mode_t" = xyes then : else printf "%s\n" "#define mode_t int" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for promoted mode_t type" >&5 printf %s "checking for promoted mode_t type... " >&6; } if test ${gl_cv_promoted_mode_t+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { typedef int array[2 * (sizeof (mode_t) < sizeof (int)) - 1]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_promoted_mode_t='int' else gl_cv_promoted_mode_t='mode_t' fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_promoted_mode_t" >&5 printf "%s\n" "$gl_cv_promoted_mode_t" >&6; } printf "%s\n" "#define PROMOTED_MODE_T $gl_cv_promoted_mode_t" >>confdefs.h ac_fn_c_check_decl "$LINENO" "fdatasync" "ac_cv_have_decl_fdatasync" "$ac_includes_default" if test "x$ac_cv_have_decl_fdatasync" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_FDATASYNC $ac_have_decl" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for stdint.h" >&5 printf %s "checking for stdint.h... " >&6; } if test ${gl_cv_header_stdint_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { uintmax_t i = (uintmax_t) -1; return !i; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_stdint_h=yes else gl_cv_header_stdint_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_h" >&5 printf "%s\n" "$gl_cv_header_stdint_h" >&6; } if test $gl_cv_header_stdint_h = yes; then printf "%s\n" "#define HAVE_STDINT_H_WITH_UINTMAX 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for inttypes.h" >&5 printf %s "checking for inttypes.h... " >&6; } if test ${gl_cv_header_inttypes_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { uintmax_t i = (uintmax_t) -1; return !i; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_inttypes_h=yes else gl_cv_header_inttypes_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_inttypes_h" >&5 printf "%s\n" "$gl_cv_header_inttypes_h" >&6; } if test $gl_cv_header_inttypes_h = yes; then printf "%s\n" "#define HAVE_INTTYPES_H_WITH_UINTMAX 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports size specifiers as in C99" >&5 printf %s "checking whether printf supports size specifiers as in C99... " >&6; } if test ${gl_cv_func_printf_sizes_c99+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_printf_sizes_c99="guessing yes";; # Guess yes on FreeBSD >= 5. freebsd[1-4].*) gl_cv_func_printf_sizes_c99="guessing no";; freebsd* | kfreebsd*) gl_cv_func_printf_sizes_c99="guessing yes";; # Guess yes on Mac OS X >= 10.3. darwin[1-6].*) gl_cv_func_printf_sizes_c99="guessing no";; darwin*) gl_cv_func_printf_sizes_c99="guessing yes";; # Guess yes on OpenBSD >= 3.9. openbsd[1-2].* | openbsd3.[0-8] | openbsd3.[0-8].*) gl_cv_func_printf_sizes_c99="guessing no";; openbsd*) gl_cv_func_printf_sizes_c99="guessing yes";; # Guess yes on Solaris >= 2.10. solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";; solaris*) gl_cv_func_printf_sizes_c99="guessing no";; # Guess yes on NetBSD >= 3. netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) gl_cv_func_printf_sizes_c99="guessing no";; netbsd*) gl_cv_func_printf_sizes_c99="guessing yes";; # Guess yes on MSVC, no on mingw. mingw*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_printf_sizes_c99="guessing yes" else gl_cv_func_printf_sizes_c99="guessing no" fi rm -rf conftest* ;; # If we don't know, assume the worst. *) gl_cv_func_printf_sizes_c99="guessing no";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #if HAVE_STDINT_H_WITH_UINTMAX # include #endif #if HAVE_INTTYPES_H_WITH_UINTMAX # include #endif static char buf[100]; int main () { int result = 0; #if HAVE_STDINT_H_WITH_UINTMAX || HAVE_INTTYPES_H_WITH_UINTMAX buf[0] = '\0'; if (sprintf (buf, "%ju %d", (uintmax_t) 12345671, 33, 44, 55) < 0 || strcmp (buf, "12345671 33") != 0) result |= 1; #else result |= 1; #endif buf[0] = '\0'; if (sprintf (buf, "%zu %d", (size_t) 12345672, 33, 44, 55) < 0 || strcmp (buf, "12345672 33") != 0) result |= 2; buf[0] = '\0'; if (sprintf (buf, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55) < 0 || strcmp (buf, "12345673 33") != 0) result |= 4; buf[0] = '\0'; if (sprintf (buf, "%Lg %d", (long double) 1.5, 33, 44, 55) < 0 || strcmp (buf, "1.5 33") != 0) result |= 8; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_sizes_c99=yes else gl_cv_func_printf_sizes_c99=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_sizes_c99" >&5 printf "%s\n" "$gl_cv_func_printf_sizes_c99" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports 'long double' arguments" >&5 printf %s "checking whether printf supports 'long double' arguments... " >&6; } if test ${gl_cv_func_printf_long_double+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in beos*) gl_cv_func_printf_long_double="guessing no";; # Guess yes on MSVC, no on mingw. mingw*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_printf_long_double="guessing yes" else gl_cv_func_printf_long_double="guessing no" fi rm -rf conftest* ;; *) gl_cv_func_printf_long_double="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static char buf[10000]; int main () { int result = 0; buf[0] = '\0'; if (sprintf (buf, "%Lf %d", 1.75L, 33, 44, 55) < 0 || strcmp (buf, "1.750000 33") != 0) result |= 1; buf[0] = '\0'; if (sprintf (buf, "%Le %d", 1.75L, 33, 44, 55) < 0 || strcmp (buf, "1.750000e+00 33") != 0) result |= 2; buf[0] = '\0'; if (sprintf (buf, "%Lg %d", 1.75L, 33, 44, 55) < 0 || strcmp (buf, "1.75 33") != 0) result |= 4; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_long_double=yes else gl_cv_func_printf_long_double=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_long_double" >&5 printf "%s\n" "$gl_cv_func_printf_long_double" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports infinite 'double' arguments" >&5 printf %s "checking whether printf supports infinite 'double' arguments... " >&6; } if test ${gl_cv_func_printf_infinite+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_printf_infinite="guessing yes";; # Guess yes on FreeBSD >= 6. freebsd[1-5].*) gl_cv_func_printf_infinite="guessing no";; freebsd* | kfreebsd*) gl_cv_func_printf_infinite="guessing yes";; # Guess yes on Mac OS X >= 10.3. darwin[1-6].*) gl_cv_func_printf_infinite="guessing no";; darwin*) gl_cv_func_printf_infinite="guessing yes";; # Guess yes on HP-UX >= 11. hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite="guessing no";; hpux*) gl_cv_func_printf_infinite="guessing yes";; # Guess yes on NetBSD >= 3. netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) gl_cv_func_printf_infinite="guessing no";; netbsd*) gl_cv_func_printf_infinite="guessing yes";; # Guess yes on BeOS. beos*) gl_cv_func_printf_infinite="guessing yes";; # Guess yes on MSVC, no on mingw. mingw*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_printf_infinite="guessing yes" else gl_cv_func_printf_infinite="guessing no" fi rm -rf conftest* ;; # If we don't know, assume the worst. *) gl_cv_func_printf_infinite="guessing no";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static int strisnan (const char *string, size_t start_index, size_t end_index) { if (start_index < end_index) { if (string[start_index] == '-') start_index++; if (start_index + 3 <= end_index && memcmp (string + start_index, "nan", 3) == 0) { start_index += 3; if (start_index == end_index || (string[start_index] == '(' && string[end_index - 1] == ')')) return 1; } } return 0; } static int have_minus_zero () { static double plus_zero = 0.0; double minus_zero = - plus_zero; return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0; } static char buf[10000]; static double zero = 0.0; int main () { int result = 0; if (sprintf (buf, "%f", 1.0 / zero) < 0 || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) result |= 1; if (sprintf (buf, "%f", -1.0 / zero) < 0 || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) result |= 1; if (sprintf (buf, "%f", zero / zero) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 2; if (sprintf (buf, "%e", 1.0 / zero) < 0 || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) result |= 4; if (sprintf (buf, "%e", -1.0 / zero) < 0 || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) result |= 4; if (sprintf (buf, "%e", zero / zero) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 8; if (sprintf (buf, "%g", 1.0 / zero) < 0 || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) result |= 16; if (sprintf (buf, "%g", -1.0 / zero) < 0 || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) result |= 16; if (sprintf (buf, "%g", zero / zero) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 32; /* This test fails on HP-UX 10.20. */ if (have_minus_zero ()) if (sprintf (buf, "%g", - zero) < 0 || strcmp (buf, "-0") != 0) result |= 64; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_infinite=yes else gl_cv_func_printf_infinite=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite" >&5 printf "%s\n" "$gl_cv_func_printf_infinite" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5 printf %s "checking whether byte ordering is bigendian... " >&6; } if test ${ac_cv_c_bigendian+y} then : printf %s "(cached) " >&6 else ac_cv_c_bigendian=unknown # See if we're dealing with a universal compiler. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifndef __APPLE_CC__ not a universal capable compiler #endif typedef int dummy; _ACEOF if ac_fn_c_try_compile "$LINENO" then : # Check for potential -arch flags. It is not universal unless # there are at least two -arch flags with different values. ac_arch= ac_prev= for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do if test -n "$ac_prev"; then case $ac_word in i?86 | x86_64 | ppc | ppc64) if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then ac_arch=$ac_word else ac_cv_c_bigendian=universal break fi ;; esac ac_prev= elif test "x$ac_word" = "x-arch"; then ac_prev=arch fi done fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext if test $ac_cv_c_bigendian = unknown; then # See if sys/param.h defines the BYTE_ORDER macro. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { #if ! (defined BYTE_ORDER && defined BIG_ENDIAN \ && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \ && LITTLE_ENDIAN) bogus endian macros #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : # It does; now see whether it defined to BIG_ENDIAN or not. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { #if BYTE_ORDER != BIG_ENDIAN not big endian #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_c_bigendian=yes else ac_cv_c_bigendian=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi if test $ac_cv_c_bigendian = unknown; then # See if defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris). cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { #if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN) bogus endian macros #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : # It does; now see whether it defined to _BIG_ENDIAN or not. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { #ifndef _BIG_ENDIAN not big endian #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_c_bigendian=yes else ac_cv_c_bigendian=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi if test $ac_cv_c_bigendian = unknown; then # Compile a test program. if test "$cross_compiling" = yes then : # Try to guess by grepping values from an object file. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ short int ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; short int ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; int use_ascii (int i) { return ascii_mm[i] + ascii_ii[i]; } short int ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; short int ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; int use_ebcdic (int i) { return ebcdic_mm[i] + ebcdic_ii[i]; } extern int foo; int main (void) { return use_ascii (foo) == use_ebcdic (foo); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then ac_cv_c_bigendian=yes fi if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then if test "$ac_cv_c_bigendian" = unknown; then ac_cv_c_bigendian=no else # finding both strings is unlikely to happen, but who knows? ac_cv_c_bigendian=unknown fi fi fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $ac_includes_default int main (void) { /* Are we little or big endian? From Harbison&Steele. */ union { long int l; char c[sizeof (long int)]; } u; u.l = 1; return u.c[sizeof (long int) - 1] == 1; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_c_bigendian=no else ac_cv_c_bigendian=yes fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5 printf "%s\n" "$ac_cv_c_bigendian" >&6; } case $ac_cv_c_bigendian in #( yes) printf "%s\n" "#define WORDS_BIGENDIAN 1" >>confdefs.h ;; #( no) ;; #( universal) printf "%s\n" "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h ;; #( *) as_fn_error $? "unknown endianness presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether long double and double are the same" >&5 printf %s "checking whether long double and double are the same... " >&6; } if test ${gl_cv_long_double_equals_double+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { typedef int check[sizeof (long double) == sizeof (double) && LDBL_MANT_DIG == DBL_MANT_DIG && LDBL_MAX_EXP == DBL_MAX_EXP && LDBL_MIN_EXP == DBL_MIN_EXP ? 1 : -1]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_long_double_equals_double=yes else gl_cv_long_double_equals_double=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_long_double_equals_double" >&5 printf "%s\n" "$gl_cv_long_double_equals_double" >&6; } if test $gl_cv_long_double_equals_double = yes; then printf "%s\n" "#define HAVE_SAME_LONG_DOUBLE_AS_DOUBLE 1" >>confdefs.h HAVE_SAME_LONG_DOUBLE_AS_DOUBLE=1 else HAVE_SAME_LONG_DOUBLE_AS_DOUBLE=0 fi if test -n "$gl_printf_safe"; then printf "%s\n" "#define CHECK_PRINTF_SAFE 1" >>confdefs.h fi case "$gl_cv_func_printf_long_double" in *yes) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports infinite 'long double' arguments" >&5 printf %s "checking whether printf supports infinite 'long double' arguments... " >&6; } if test ${gl_cv_func_printf_infinite_long_double+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_cpu" in # Guess no on ia64, x86_64, i386. ia64 | x86_64 | i*86) gl_cv_func_printf_infinite_long_double="guessing no";; *) case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_printf_infinite_long_double="guessing yes";; # Guess yes on FreeBSD >= 6. freebsd[1-5].*) gl_cv_func_printf_infinite_long_double="guessing no";; freebsd* | kfreebsd*) gl_cv_func_printf_infinite_long_double="guessing yes";; # Guess yes on HP-UX >= 11. hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite_long_double="guessing no";; hpux*) gl_cv_func_printf_infinite_long_double="guessing yes";; # Guess yes on MSVC, no on mingw. mingw*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_printf_infinite_long_double="guessing yes" else gl_cv_func_printf_infinite_long_double="guessing no" fi rm -rf conftest* ;; # If we don't know, assume the worst. *) gl_cv_func_printf_infinite_long_double="guessing no";; esac ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if defined __MACH__ && defined __APPLE__ /* Avoid a crash on Mac OS X. */ #include #include #include #include #include #include /* The exception port on which our thread listens. */ static mach_port_t our_exception_port; /* The main function of the thread listening for exceptions of type EXC_BAD_ACCESS. */ static void * mach_exception_thread (void *arg) { /* Buffer for a message to be received. */ struct { mach_msg_header_t head; mach_msg_body_t msgh_body; char data[1024]; } msg; mach_msg_return_t retval; /* Wait for a message on the exception port. */ retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); if (retval != MACH_MSG_SUCCESS) abort (); exit (1); } static void nocrash_init (void) { mach_port_t self = mach_task_self (); /* Allocate a port on which the thread shall listen for exceptions. */ if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) == KERN_SUCCESS) { /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ if (mach_port_insert_right (self, our_exception_port, our_exception_port, MACH_MSG_TYPE_MAKE_SEND) == KERN_SUCCESS) { /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting for us. */ exception_mask_t mask = EXC_MASK_BAD_ACCESS; /* Create the thread listening on the exception port. */ pthread_attr_t attr; pthread_t thread; if (pthread_attr_init (&attr) == 0 && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { pthread_attr_destroy (&attr); /* Replace the exception port info for these exceptions with our own. Note that we replace the exception port for the entire task, not only for a particular thread. This has the effect that when our exception port gets the message, the thread specific exception port has already been asked, and we don't need to bother about it. See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ task_set_exception_ports (self, mask, our_exception_port, EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); } } } } #elif defined _WIN32 && ! defined __CYGWIN__ /* Avoid a crash on native Windows. */ #define WIN32_LEAN_AND_MEAN #include #include static LONG WINAPI exception_filter (EXCEPTION_POINTERS *ExceptionInfo) { switch (ExceptionInfo->ExceptionRecord->ExceptionCode) { case EXCEPTION_ACCESS_VIOLATION: case EXCEPTION_IN_PAGE_ERROR: case EXCEPTION_STACK_OVERFLOW: case EXCEPTION_GUARD_PAGE: case EXCEPTION_PRIV_INSTRUCTION: case EXCEPTION_ILLEGAL_INSTRUCTION: case EXCEPTION_DATATYPE_MISALIGNMENT: case EXCEPTION_ARRAY_BOUNDS_EXCEEDED: case EXCEPTION_NONCONTINUABLE_EXCEPTION: exit (1); } return EXCEPTION_CONTINUE_SEARCH; } static void nocrash_init (void) { SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter); } #else /* Avoid a crash on POSIX systems. */ #include #include /* A POSIX signal handler. */ static void exception_handler (int sig) { _exit (1); } static void nocrash_init (void) { #ifdef SIGSEGV signal (SIGSEGV, exception_handler); #endif #ifdef SIGBUS signal (SIGBUS, exception_handler); #endif } #endif #include #include #include static int strisnan (const char *string, size_t start_index, size_t end_index) { if (start_index < end_index) { if (string[start_index] == '-') start_index++; if (start_index + 3 <= end_index && memcmp (string + start_index, "nan", 3) == 0) { start_index += 3; if (start_index == end_index || (string[start_index] == '(' && string[end_index - 1] == ')')) return 1; } } return 0; } static char buf[10000]; static long double zeroL = 0.0L; int main () { int result = 0; nocrash_init(); if (sprintf (buf, "%Lf", 1.0L / zeroL) < 0 || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) result |= 1; if (sprintf (buf, "%Lf", -1.0L / zeroL) < 0 || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) result |= 1; if (sprintf (buf, "%Lf", zeroL / zeroL) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 1; if (sprintf (buf, "%Le", 1.0L / zeroL) < 0 || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) result |= 1; if (sprintf (buf, "%Le", -1.0L / zeroL) < 0 || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) result |= 1; if (sprintf (buf, "%Le", zeroL / zeroL) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 1; if (sprintf (buf, "%Lg", 1.0L / zeroL) < 0 || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) result |= 1; if (sprintf (buf, "%Lg", -1.0L / zeroL) < 0 || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) result |= 1; if (sprintf (buf, "%Lg", zeroL / zeroL) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 1; #if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE /* Representation of an 80-bit 'long double' as an initializer for a sequence of 'unsigned int' words. */ # ifdef WORDS_BIGENDIAN # define LDBL80_WORDS(exponent,manthi,mantlo) \ { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \ ((unsigned int) (manthi) << 16) | ((unsigned int) (mantlo) >> 16), \ (unsigned int) (mantlo) << 16 \ } # else # define LDBL80_WORDS(exponent,manthi,mantlo) \ { mantlo, manthi, exponent } # endif { /* Quiet NaN. */ static union { unsigned int word[4]; long double value; } x = { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) }; if (sprintf (buf, "%Lf", x.value) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 2; if (sprintf (buf, "%Le", x.value) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 2; if (sprintf (buf, "%Lg", x.value) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 2; } { /* Signalling NaN. */ static union { unsigned int word[4]; long double value; } x = { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) }; if (sprintf (buf, "%Lf", x.value) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 2; if (sprintf (buf, "%Le", x.value) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 2; if (sprintf (buf, "%Lg", x.value) < 0 || !strisnan (buf, 0, strlen (buf))) result |= 2; } { /* Pseudo-NaN. */ static union { unsigned int word[4]; long double value; } x = { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) }; if (sprintf (buf, "%Lf", x.value) <= 0) result |= 4; if (sprintf (buf, "%Le", x.value) <= 0) result |= 4; if (sprintf (buf, "%Lg", x.value) <= 0) result |= 4; } { /* Pseudo-Infinity. */ static union { unsigned int word[4]; long double value; } x = { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) }; if (sprintf (buf, "%Lf", x.value) <= 0) result |= 8; if (sprintf (buf, "%Le", x.value) <= 0) result |= 8; if (sprintf (buf, "%Lg", x.value) <= 0) result |= 8; } { /* Pseudo-Zero. */ static union { unsigned int word[4]; long double value; } x = { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) }; if (sprintf (buf, "%Lf", x.value) <= 0) result |= 16; if (sprintf (buf, "%Le", x.value) <= 0) result |= 16; if (sprintf (buf, "%Lg", x.value) <= 0) result |= 16; } { /* Unnormalized number. */ static union { unsigned int word[4]; long double value; } x = { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) }; if (sprintf (buf, "%Lf", x.value) <= 0) result |= 32; if (sprintf (buf, "%Le", x.value) <= 0) result |= 32; if (sprintf (buf, "%Lg", x.value) <= 0) result |= 32; } { /* Pseudo-Denormal. */ static union { unsigned int word[4]; long double value; } x = { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) }; if (sprintf (buf, "%Lf", x.value) <= 0) result |= 64; if (sprintf (buf, "%Le", x.value) <= 0) result |= 64; if (sprintf (buf, "%Lg", x.value) <= 0) result |= 64; } #endif return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_infinite_long_double=yes else gl_cv_func_printf_infinite_long_double=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite_long_double" >&5 printf "%s\n" "$gl_cv_func_printf_infinite_long_double" >&6; } ;; *) gl_cv_func_printf_infinite_long_double="irrelevant" ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'a' and 'A' directives" >&5 printf %s "checking whether printf supports the 'a' and 'A' directives... " >&6; } if test ${gl_cv_func_printf_directive_a+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc >= 2.5 systems. *-gnu* | gnu*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef __GNU_LIBRARY__ #if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 5) || (__GLIBC__ > 2)) && !defined __UCLIBC__ BZ2908 #endif #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "BZ2908" >/dev/null 2>&1 then : gl_cv_func_printf_directive_a="guessing yes" else gl_cv_func_printf_directive_a="guessing no" fi rm -rf conftest* ;; # Guess no on native Windows. mingw*) gl_cv_func_printf_directive_a="guessing no";; # If we don't know, assume the worst. *) gl_cv_func_printf_directive_a="guessing no";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static char buf[100]; static double zero = 0.0; int main () { int result = 0; if (sprintf (buf, "%a %d", 3.1416015625, 33, 44, 55) < 0 || (strcmp (buf, "0x1.922p+1 33") != 0 && strcmp (buf, "0x3.244p+0 33") != 0 && strcmp (buf, "0x6.488p-1 33") != 0 && strcmp (buf, "0xc.91p-2 33") != 0)) result |= 1; if (sprintf (buf, "%A %d", -3.1416015625, 33, 44, 55) < 0 || (strcmp (buf, "-0X1.922P+1 33") != 0 && strcmp (buf, "-0X3.244P+0 33") != 0 && strcmp (buf, "-0X6.488P-1 33") != 0 && strcmp (buf, "-0XC.91P-2 33") != 0)) result |= 2; /* This catches a FreeBSD 6.1 bug: it doesn't round. */ if (sprintf (buf, "%.2a %d", 1.51, 33, 44, 55) < 0 || (strcmp (buf, "0x1.83p+0 33") != 0 && strcmp (buf, "0x3.05p-1 33") != 0 && strcmp (buf, "0x6.0ap-2 33") != 0 && strcmp (buf, "0xc.14p-3 33") != 0)) result |= 4; /* This catches a Mac OS X 10.12.4 (Darwin 16.5) bug: it doesn't round. */ if (sprintf (buf, "%.0a %d", 1.51, 33, 44, 55) < 0 || (strcmp (buf, "0x2p+0 33") != 0 && strcmp (buf, "0x3p-1 33") != 0 && strcmp (buf, "0x6p-2 33") != 0 && strcmp (buf, "0xcp-3 33") != 0)) result |= 4; /* This catches a FreeBSD 6.1 bug. See */ if (sprintf (buf, "%010a %d", 1.0 / zero, 33, 44, 55) < 0 || buf[0] == '0') result |= 8; /* This catches a Mac OS X 10.3.9 (Darwin 7.9) bug. */ if (sprintf (buf, "%.1a", 1.999) < 0 || (strcmp (buf, "0x1.0p+1") != 0 && strcmp (buf, "0x2.0p+0") != 0 && strcmp (buf, "0x4.0p-1") != 0 && strcmp (buf, "0x8.0p-2") != 0)) result |= 16; /* This catches the same Mac OS X 10.3.9 (Darwin 7.9) bug and also a glibc 2.4 bug . */ if (sprintf (buf, "%.1La", 1.999L) < 0 || (strcmp (buf, "0x1.0p+1") != 0 && strcmp (buf, "0x2.0p+0") != 0 && strcmp (buf, "0x4.0p-1") != 0 && strcmp (buf, "0x8.0p-2") != 0)) result |= 32; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_directive_a=yes else gl_cv_func_printf_directive_a=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_a" >&5 printf "%s\n" "$gl_cv_func_printf_directive_a" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'F' directive" >&5 printf %s "checking whether printf supports the 'F' directive... " >&6; } if test ${gl_cv_func_printf_directive_f+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_printf_directive_f="guessing yes";; # Guess yes on FreeBSD >= 6. freebsd[1-5].*) gl_cv_func_printf_directive_f="guessing no";; freebsd* | kfreebsd*) gl_cv_func_printf_directive_f="guessing yes";; # Guess yes on Mac OS X >= 10.3. darwin[1-6].*) gl_cv_func_printf_directive_f="guessing no";; darwin*) gl_cv_func_printf_directive_f="guessing yes";; # Guess yes on Solaris >= 2.10. solaris2.[1-9][0-9]*) gl_cv_func_printf_directive_f="guessing yes";; solaris*) gl_cv_func_printf_directive_f="guessing no";; # Guess yes on MSVC, no on mingw. mingw*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_printf_directive_f="guessing yes" else gl_cv_func_printf_directive_f="guessing no" fi rm -rf conftest* ;; # If we don't know, assume the worst. *) gl_cv_func_printf_directive_f="guessing no";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static char buf[100]; static double zero = 0.0; int main () { int result = 0; if (sprintf (buf, "%F %d", 1234567.0, 33, 44, 55) < 0 || strcmp (buf, "1234567.000000 33") != 0) result |= 1; if (sprintf (buf, "%F", 1.0 / zero) < 0 || (strcmp (buf, "INF") != 0 && strcmp (buf, "INFINITY") != 0)) result |= 2; /* This catches a Cygwin 1.5.x bug. */ if (sprintf (buf, "%.F", 1234.0) < 0 || strcmp (buf, "1234") != 0) result |= 4; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_directive_f=yes else gl_cv_func_printf_directive_f=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_f" >&5 printf "%s\n" "$gl_cv_func_printf_directive_f" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'n' directive" >&5 printf %s "checking whether printf supports the 'n' directive... " >&6; } if test ${gl_cv_func_printf_directive_n+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on native Windows. mingw*) gl_cv_func_printf_directive_n="guessing no";; *) gl_cv_func_printf_directive_n="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #ifdef _MSC_VER /* See page about "Parameter Validation" on msdn.microsoft.com. */ static void cdecl invalid_parameter_handler (const wchar_t *expression, const wchar_t *function, const wchar_t *file, unsigned int line, uintptr_t dummy) { exit (1); } #endif static char fmtstring[10]; static char buf[100]; int main () { int count = -1; #ifdef _MSC_VER _set_invalid_parameter_handler (invalid_parameter_handler); #endif /* Copy the format string. Some systems (glibc with _FORTIFY_SOURCE=2) support %n in format strings in read-only memory but not in writable memory. */ strcpy (fmtstring, "%d %n"); if (sprintf (buf, fmtstring, 123, &count, 33, 44, 55) < 0 || strcmp (buf, "123 ") != 0 || count != 4) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_directive_n=yes else gl_cv_func_printf_directive_n=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_n" >&5 printf "%s\n" "$gl_cv_func_printf_directive_n" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'ls' directive" >&5 printf %s "checking whether printf supports the 'ls' directive... " >&6; } if test ${gl_cv_func_printf_directive_ls+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in openbsd*) gl_cv_func_printf_directive_ls="guessing no";; irix*) gl_cv_func_printf_directive_ls="guessing no";; solaris*) gl_cv_func_printf_directive_ls="guessing no";; cygwin*) gl_cv_func_printf_directive_ls="guessing no";; beos* | haiku*) gl_cv_func_printf_directive_ls="guessing no";; # Guess yes on native Windows. mingw*) gl_cv_func_printf_directive_ls="guessing yes";; *) gl_cv_func_printf_directive_ls="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Tru64 with Desktop Toolkit C has a bug: must be included before . BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #include #include #include int main () { int result = 0; char buf[100]; /* Test whether %ls works at all. This test fails on OpenBSD 4.0, IRIX 6.5, Solaris 2.6, Haiku, but not on Cygwin 1.5. */ { static const wchar_t wstring[] = { 'a', 'b', 'c', 0 }; buf[0] = '\0'; if (sprintf (buf, "%ls", wstring) < 0 || strcmp (buf, "abc") != 0) result |= 1; } /* This test fails on IRIX 6.5, Solaris 2.6, Cygwin 1.5, Haiku (with an assertion failure inside libc), but not on OpenBSD 4.0. */ { static const wchar_t wstring[] = { 'a', 0 }; buf[0] = '\0'; if (sprintf (buf, "%ls", wstring) < 0 || strcmp (buf, "a") != 0) result |= 2; } /* Test whether precisions in %ls are supported as specified in ISO C 99 section 7.19.6.1: "If a precision is specified, no more than that many bytes are written (including shift sequences, if any), and the array shall contain a null wide character if, to equal the multibyte character sequence length given by the precision, the function would need to access a wide character one past the end of the array." This test fails on Solaris 10. */ { static const wchar_t wstring[] = { 'a', 'b', (wchar_t) 0xfdfdfdfd, 0 }; buf[0] = '\0'; if (sprintf (buf, "%.2ls", wstring) < 0 || strcmp (buf, "ab") != 0) result |= 8; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_directive_ls=yes else gl_cv_func_printf_directive_ls=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_ls" >&5 printf "%s\n" "$gl_cv_func_printf_directive_ls" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports POSIX/XSI format strings with positions" >&5 printf %s "checking whether printf supports POSIX/XSI format strings with positions... " >&6; } if test ${gl_cv_func_printf_positions+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in netbsd[1-3]* | netbsdelf[1-3]* | netbsdaout[1-3]* | netbsdcoff[1-3]*) gl_cv_func_printf_positions="guessing no";; beos*) gl_cv_func_printf_positions="guessing no";; # Guess no on native Windows. mingw* | pw*) gl_cv_func_printf_positions="guessing no";; *) gl_cv_func_printf_positions="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include /* The string "%2$d %1$d", with dollar characters protected from the shell's dollar expansion (possibly an autoconf bug). */ static char format[] = { '%', '2', '$', 'd', ' ', '%', '1', '$', 'd', '\0' }; static char buf[100]; int main () { sprintf (buf, format, 33, 55); return (strcmp (buf, "55 33") != 0); } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_positions=yes else gl_cv_func_printf_positions=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_positions" >&5 printf "%s\n" "$gl_cv_func_printf_positions" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the grouping flag" >&5 printf %s "checking whether printf supports the grouping flag... " >&6; } if test ${gl_cv_func_printf_flag_grouping+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in cygwin*) gl_cv_func_printf_flag_grouping="guessing no";; netbsd*) gl_cv_func_printf_flag_grouping="guessing no";; # Guess no on native Windows. mingw* | pw*) gl_cv_func_printf_flag_grouping="guessing no";; *) gl_cv_func_printf_flag_grouping="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static char buf[100]; int main () { if (sprintf (buf, "%'d %d", 1234567, 99) < 0 || buf[strlen (buf) - 1] != '9') return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_flag_grouping=yes else gl_cv_func_printf_flag_grouping=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_grouping" >&5 printf "%s\n" "$gl_cv_func_printf_flag_grouping" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the left-adjust flag correctly" >&5 printf %s "checking whether printf supports the left-adjust flag correctly... " >&6; } if test ${gl_cv_func_printf_flag_leftadjust+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on HP-UX 11. hpux11*) gl_cv_func_printf_flag_leftadjust="guessing yes";; # Guess no on HP-UX 10 and older. hpux*) gl_cv_func_printf_flag_leftadjust="guessing no";; # Guess yes on native Windows. mingw*) gl_cv_func_printf_flag_leftadjust="guessing yes";; # Guess yes otherwise. *) gl_cv_func_printf_flag_leftadjust="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static char buf[100]; int main () { /* Check that a '-' flag is not annihilated by a negative width. */ if (sprintf (buf, "a%-*sc", -3, "b") < 0 || strcmp (buf, "ab c") != 0) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_flag_leftadjust=yes else gl_cv_func_printf_flag_leftadjust=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_leftadjust" >&5 printf "%s\n" "$gl_cv_func_printf_flag_leftadjust" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the zero flag correctly" >&5 printf %s "checking whether printf supports the zero flag correctly... " >&6; } if test ${gl_cv_func_printf_flag_zero+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_printf_flag_zero="guessing yes";; # Guess yes on BeOS. beos*) gl_cv_func_printf_flag_zero="guessing yes";; # Guess no on native Windows. mingw*) gl_cv_func_printf_flag_zero="guessing no";; # If we don't know, assume the worst. *) gl_cv_func_printf_flag_zero="guessing no";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static char buf[100]; static double zero = 0.0; int main () { if (sprintf (buf, "%010f", 1.0 / zero, 33, 44, 55) < 0 || (strcmp (buf, " inf") != 0 && strcmp (buf, " infinity") != 0)) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_flag_zero=yes else gl_cv_func_printf_flag_zero=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_zero" >&5 printf "%s\n" "$gl_cv_func_printf_flag_zero" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports large precisions" >&5 printf %s "checking whether printf supports large precisions... " >&6; } if test ${gl_cv_func_printf_precision+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess no only on Solaris, native Windows, and BeOS systems. solaris*) gl_cv_func_printf_precision="guessing no" ;; mingw* | pw*) gl_cv_func_printf_precision="guessing no" ;; beos*) gl_cv_func_printf_precision="guessing no" ;; *) gl_cv_func_printf_precision="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include static char buf[5000]; int main () { int result = 0; #ifdef __BEOS__ /* On BeOS, this would crash and show a dialog box. Avoid the crash. */ return 1; #endif if (sprintf (buf, "%.4000d %d", 1, 33, 44) < 4000 + 3) result |= 1; if (sprintf (buf, "%.4000f %d", 1.0, 33, 44) < 4000 + 5) result |= 2; if (sprintf (buf, "%.511f %d", 1.0, 33, 44) < 511 + 5 || buf[0] != '1') result |= 4; if (sprintf (buf, "%.999f %d", 1.0, 33, 44) < 999 + 5 || buf[0] != '1') result |= 4; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_printf_precision=yes else gl_cv_func_printf_precision=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_precision" >&5 printf "%s\n" "$gl_cv_func_printf_precision" >&6; } gl_cv_c_multiarch=no cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifndef __APPLE_CC__ not a universal capable compiler #endif typedef int dummy; _ACEOF if ac_fn_c_try_compile "$LINENO" then : arch= prev= for word in ${CC} ${CFLAGS} ${CPPFLAGS} ${LDFLAGS}; do if test -n "$prev"; then case $word in i?86 | x86_64 | ppc | ppc64) if test -z "$arch" || test "$arch" = "$word"; then arch="$word" else gl_cv_c_multiarch=yes fi ;; esac prev= else if test "x$word" = "x-arch"; then prev=arch fi fi done fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext if test $gl_cv_c_multiarch = yes; then APPLE_UNIVERSAL_BUILD=1 else APPLE_UNIVERSAL_BUILD=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf survives out-of-memory conditions" >&5 printf %s "checking whether printf survives out-of-memory conditions... " >&6; } if test ${gl_cv_func_printf_enomem+y} then : printf %s "(cached) " >&6 else gl_cv_func_printf_enomem="guessing no" if test "$cross_compiling" = no; then if test $APPLE_UNIVERSAL_BUILD = 0; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if defined __MACH__ && defined __APPLE__ /* Avoid a crash on Mac OS X. */ #include #include #include #include #include #include /* The exception port on which our thread listens. */ static mach_port_t our_exception_port; /* The main function of the thread listening for exceptions of type EXC_BAD_ACCESS. */ static void * mach_exception_thread (void *arg) { /* Buffer for a message to be received. */ struct { mach_msg_header_t head; mach_msg_body_t msgh_body; char data1024; } msg; mach_msg_return_t retval; /* Wait for a message on the exception port. */ retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); if (retval != MACH_MSG_SUCCESS) abort (); exit (1); } static void nocrash_init (void) { mach_port_t self = mach_task_self (); /* Allocate a port on which the thread shall listen for exceptions. */ if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) == KERN_SUCCESS) { /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ if (mach_port_insert_right (self, our_exception_port, our_exception_port, MACH_MSG_TYPE_MAKE_SEND) == KERN_SUCCESS) { /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting for us. */ exception_mask_t mask = EXC_MASK_BAD_ACCESS; /* Create the thread listening on the exception port. */ pthread_attr_t attr; pthread_t thread; if (pthread_attr_init (&attr) == 0 && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { pthread_attr_destroy (&attr); /* Replace the exception port info for these exceptions with our own. Note that we replace the exception port for the entire task, not only for a particular thread. This has the effect that when our exception port gets the message, the thread specific exception port has already been asked, and we don't need to bother about it. See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ task_set_exception_ports (self, mask, our_exception_port, EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); } } } } #elif defined _WIN32 && ! defined __CYGWIN__ /* Avoid a crash on native Windows. */ #define WIN32_LEAN_AND_MEAN #include #include static LONG WINAPI exception_filter (EXCEPTION_POINTERS *ExceptionInfo) { switch (ExceptionInfo->ExceptionRecord->ExceptionCode) { case EXCEPTION_ACCESS_VIOLATION: case EXCEPTION_IN_PAGE_ERROR: case EXCEPTION_STACK_OVERFLOW: case EXCEPTION_GUARD_PAGE: case EXCEPTION_PRIV_INSTRUCTION: case EXCEPTION_ILLEGAL_INSTRUCTION: case EXCEPTION_DATATYPE_MISALIGNMENT: case EXCEPTION_ARRAY_BOUNDS_EXCEEDED: case EXCEPTION_NONCONTINUABLE_EXCEPTION: exit (1); } return EXCEPTION_CONTINUE_SEARCH; } static void nocrash_init (void) { SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter); } #else /* Avoid a crash on POSIX systems. */ #include #include /* A POSIX signal handler. */ static void exception_handler (int sig) { _exit (1); } static void nocrash_init (void) { #ifdef SIGSEGV signal (SIGSEGV, exception_handler); #endif #ifdef SIGBUS signal (SIGBUS, exception_handler); #endif } #endif #include #include #include #include #include int main() { struct rlimit limit; int ret; nocrash_init (); /* Some printf implementations allocate temporary space with malloc. */ /* On BSD systems, malloc() is limited by RLIMIT_DATA. */ #ifdef RLIMIT_DATA if (getrlimit (RLIMIT_DATA, &limit) < 0) return 77; if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) limit.rlim_max = 5000000; limit.rlim_cur = limit.rlim_max; if (setrlimit (RLIMIT_DATA, &limit) < 0) return 77; #endif /* On Linux systems, malloc() is limited by RLIMIT_AS. */ #ifdef RLIMIT_AS if (getrlimit (RLIMIT_AS, &limit) < 0) return 77; if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) limit.rlim_max = 5000000; limit.rlim_cur = limit.rlim_max; if (setrlimit (RLIMIT_AS, &limit) < 0) return 77; #endif /* Some printf implementations allocate temporary space on the stack. */ #ifdef RLIMIT_STACK if (getrlimit (RLIMIT_STACK, &limit) < 0) return 77; if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) limit.rlim_max = 5000000; limit.rlim_cur = limit.rlim_max; if (setrlimit (RLIMIT_STACK, &limit) < 0) return 77; #endif ret = printf ("%.5000000f", 1.0); return !(ret == 5000002 || (ret < 0 && errno == ENOMEM)); } _ACEOF if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 (eval $ac_link) 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; } && test -s conftest$ac_exeext; then (./conftest 2>&5 result=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $result" >&5 if test $result != 0 && test $result != 77; then result=1; fi exit $result ) >/dev/null 2>/dev/null case $? in 0) gl_cv_func_printf_enomem="yes" ;; 77) gl_cv_func_printf_enomem="guessing no" ;; *) gl_cv_func_printf_enomem="no" ;; esac else gl_cv_func_printf_enomem="guessing no" fi rm -fr conftest* else gl_cv_func_printf_enomem="guessing no" fi fi if test "$gl_cv_func_printf_enomem" = "guessing no"; then case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_printf_enomem="guessing yes";; # Guess yes on Solaris. solaris*) gl_cv_func_printf_enomem="guessing yes";; # Guess yes on AIX. aix*) gl_cv_func_printf_enomem="guessing yes";; # Guess yes on HP-UX/hppa. hpux*) case "$host_cpu" in hppa*) gl_cv_func_printf_enomem="guessing yes";; *) gl_cv_func_printf_enomem="guessing no";; esac ;; # Guess yes on IRIX. irix*) gl_cv_func_printf_enomem="guessing yes";; # Guess yes on OSF/1. osf*) gl_cv_func_printf_enomem="guessing yes";; # Guess yes on BeOS. beos*) gl_cv_func_printf_enomem="guessing yes";; # Guess yes on Haiku. haiku*) gl_cv_func_printf_enomem="guessing yes";; # If we don't know, assume the worst. *) gl_cv_func_printf_enomem="guessing no";; esac fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_enomem" >&5 printf "%s\n" "$gl_cv_func_printf_enomem" >&6; } case "$gl_cv_func_printf_long_double" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for unsigned long long int" >&5 printf %s "checking for unsigned long long int... " >&6; } if test ${ac_cv_type_unsigned_long_long_int+y} then : printf %s "(cached) " >&6 else ac_cv_type_unsigned_long_long_int=yes if test "x${ac_cv_prog_cc_c99-no}" = xno; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* For now, do not test the preprocessor; as of 2007 there are too many implementations with broken preprocessors. Perhaps this can be revisited in 2012. In the meantime, code should not expect #if to work with literals wider than 32 bits. */ /* Test literals. */ long long int ll = 9223372036854775807ll; long long int nll = -9223372036854775807LL; unsigned long long int ull = 18446744073709551615ULL; /* Test constant expressions. */ typedef int a[((-9223372036854775807LL < 0 && 0 < 9223372036854775807ll) ? 1 : -1)]; typedef int b[(18446744073709551615ULL <= (unsigned long long int) -1 ? 1 : -1)]; int i = 63; int main (void) { /* Test availability of runtime routines for shift and division. */ long long int llmax = 9223372036854775807ll; unsigned long long int ullmax = 18446744073709551615ull; return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i) | (llmax / ll) | (llmax % ll) | (ull << 63) | (ull >> 63) | (ull << i) | (ull >> i) | (ullmax / ull) | (ullmax % ull)); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : else ac_cv_type_unsigned_long_long_int=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_unsigned_long_long_int" >&5 printf "%s\n" "$ac_cv_type_unsigned_long_long_int" >&6; } if test $ac_cv_type_unsigned_long_long_int = yes; then printf "%s\n" "#define HAVE_UNSIGNED_LONG_LONG_INT 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for long long int" >&5 printf %s "checking for long long int... " >&6; } if test ${ac_cv_type_long_long_int+y} then : printf %s "(cached) " >&6 else ac_cv_type_long_long_int=yes if test "x${ac_cv_prog_cc_c99-no}" = xno; then ac_cv_type_long_long_int=$ac_cv_type_unsigned_long_long_int if test $ac_cv_type_long_long_int = yes; then if test "$cross_compiling" = yes then : : else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifndef LLONG_MAX # define HALF \ (1LL << (sizeof (long long int) * CHAR_BIT - 2)) # define LLONG_MAX (HALF - 1 + HALF) #endif int main (void) { long long int n = 1; int i; for (i = 0; ; i++) { long long int m = n << i; if (m >> i != n) return 1; if (LLONG_MAX / 2 < m) break; } return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : else ac_cv_type_long_long_int=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_long_long_int" >&5 printf "%s\n" "$ac_cv_type_long_long_int" >&6; } if test $ac_cv_type_long_long_int = yes; then printf "%s\n" "#define HAVE_LONG_LONG_INT 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for wchar_t" >&5 printf %s "checking for wchar_t... " >&6; } if test ${gt_cv_c_wchar_t+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include wchar_t foo = (wchar_t)'\0'; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gt_cv_c_wchar_t=yes else gt_cv_c_wchar_t=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wchar_t" >&5 printf "%s\n" "$gt_cv_c_wchar_t" >&6; } if test $gt_cv_c_wchar_t = yes; then printf "%s\n" "#define HAVE_WCHAR_T 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for wint_t" >&5 printf %s "checking for wint_t... " >&6; } if test ${gt_cv_c_wint_t+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Tru64 with Desktop Toolkit C has a bug: must be included before . BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #include #include wint_t foo = (wchar_t)'\0'; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gt_cv_c_wint_t=yes else gt_cv_c_wint_t=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wint_t" >&5 printf "%s\n" "$gt_cv_c_wint_t" >&6; } if test $gt_cv_c_wint_t = yes; then printf "%s\n" "#define HAVE_WINT_T 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether wint_t is too small" >&5 printf %s "checking whether wint_t is too small... " >&6; } if test ${gl_cv_type_wint_t_too_small+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Tru64 with Desktop Toolkit C has a bug: must be included before . BSD/OS 4.0.1 has a bug: , and must be included before . */ #if !(defined __GLIBC__ && !defined __UCLIBC__) # include # include # include #endif #include int verify[sizeof (wint_t) < sizeof (int) ? -1 : 1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_type_wint_t_too_small=no else gl_cv_type_wint_t_too_small=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_wint_t_too_small" >&5 printf "%s\n" "$gl_cv_type_wint_t_too_small" >&6; } if test $gl_cv_type_wint_t_too_small = yes; then GNULIB_OVERRIDES_WINT_T=1 else GNULIB_OVERRIDES_WINT_T=0 fi else GNULIB_OVERRIDES_WINT_T=0 fi if test $ac_cv_header_features_h = yes; then HAVE_FEATURES_H=1 else HAVE_FEATURES_H=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for intmax_t" >&5 printf %s "checking for intmax_t... " >&6; } if test ${gt_cv_c_intmax_t+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if HAVE_STDINT_H_WITH_UINTMAX #include #endif #if HAVE_INTTYPES_H_WITH_UINTMAX #include #endif int main (void) { intmax_t x = -1; return !x; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gt_cv_c_intmax_t=yes else gt_cv_c_intmax_t=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_intmax_t" >&5 printf "%s\n" "$gt_cv_c_intmax_t" >&6; } if test $gt_cv_c_intmax_t = yes; then printf "%s\n" "#define HAVE_INTMAX_T 1" >>confdefs.h else test $ac_cv_type_long_long_int = yes \ && ac_type='long long' \ || ac_type='long' printf "%s\n" "#define intmax_t $ac_type" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'double'" >&5 printf %s "checking where to find the exponent in a 'double'... " >&6; } if test ${gl_cv_cc_double_expbit0+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined arm || defined __arm || defined __arm__ mixed_endianness #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "mixed_endianness" >/dev/null 2>&1 then : gl_cv_cc_double_expbit0="unknown" else : if test ${ac_cv_c_bigendian+y} then : printf %s "(cached) " >&6 else ac_cv_c_bigendian=unknown # See if we're dealing with a universal compiler. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifndef __APPLE_CC__ not a universal capable compiler #endif typedef int dummy; _ACEOF if ac_fn_c_try_compile "$LINENO" then : # Check for potential -arch flags. It is not universal unless # there are at least two -arch flags with different values. ac_arch= ac_prev= for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do if test -n "$ac_prev"; then case $ac_word in i?86 | x86_64 | ppc | ppc64) if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then ac_arch=$ac_word else ac_cv_c_bigendian=universal break fi ;; esac ac_prev= elif test "x$ac_word" = "x-arch"; then ac_prev=arch fi done fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext if test $ac_cv_c_bigendian = unknown; then # See if sys/param.h defines the BYTE_ORDER macro. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { #if ! (defined BYTE_ORDER && defined BIG_ENDIAN \ && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \ && LITTLE_ENDIAN) bogus endian macros #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : # It does; now see whether it defined to BIG_ENDIAN or not. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { #if BYTE_ORDER != BIG_ENDIAN not big endian #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_c_bigendian=yes else ac_cv_c_bigendian=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi if test $ac_cv_c_bigendian = unknown; then # See if defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris). cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { #if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN) bogus endian macros #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : # It does; now see whether it defined to _BIG_ENDIAN or not. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { #ifndef _BIG_ENDIAN not big endian #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_c_bigendian=yes else ac_cv_c_bigendian=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi if test $ac_cv_c_bigendian = unknown; then # Compile a test program. if test "$cross_compiling" = yes then : # Try to guess by grepping values from an object file. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ short int ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; short int ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; int use_ascii (int i) { return ascii_mm[i] + ascii_ii[i]; } short int ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; short int ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; int use_ebcdic (int i) { return ebcdic_mm[i] + ebcdic_ii[i]; } extern int foo; int main (void) { return use_ascii (foo) == use_ebcdic (foo); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then ac_cv_c_bigendian=yes fi if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then if test "$ac_cv_c_bigendian" = unknown; then ac_cv_c_bigendian=no else # finding both strings is unlikely to happen, but who knows? ac_cv_c_bigendian=unknown fi fi fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $ac_includes_default int main (void) { /* Are we little or big endian? From Harbison&Steele. */ union { long int l; char c[sizeof (long int)]; } u; u.l = 1; return u.c[sizeof (long int) - 1] == 1; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_c_bigendian=no else ac_cv_c_bigendian=yes fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi fi : case $ac_cv_c_bigendian in #( yes) gl_cv_cc_double_expbit0="word 0 bit 20";; #( no) gl_cv_cc_double_expbit0="word 1 bit 20" ;; #( universal) printf "%s\n" "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h ;; #( *) gl_cv_cc_double_expbit0="unknown" ;; esac fi rm -rf conftest* else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #define NWORDS \ ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { double value; unsigned int word[NWORDS]; } memory_double; static unsigned int ored_words[NWORDS]; static unsigned int anded_words[NWORDS]; static void add_to_ored_words (double x) { memory_double m; size_t i; /* Clear it first, in case sizeof (double) < sizeof (memory_double). */ memset (&m, 0, sizeof (memory_double)); m.value = x; for (i = 0; i < NWORDS; i++) { ored_words[i] |= m.word[i]; anded_words[i] &= m.word[i]; } } int main () { size_t j; FILE *fp = fopen ("conftest.out", "w"); if (fp == NULL) return 1; for (j = 0; j < NWORDS; j++) anded_words[j] = ~ (unsigned int) 0; add_to_ored_words (0.25); add_to_ored_words (0.5); add_to_ored_words (1.0); add_to_ored_words (2.0); add_to_ored_words (4.0); /* Remove bits that are common (e.g. if representation of the first mantissa bit is explicit). */ for (j = 0; j < NWORDS; j++) ored_words[j] &= ~anded_words[j]; /* Now find the nonzero word. */ for (j = 0; j < NWORDS; j++) if (ored_words[j] != 0) break; if (j < NWORDS) { size_t i; for (i = j + 1; i < NWORDS; i++) if (ored_words[i] != 0) { fprintf (fp, "unknown"); return (fclose (fp) != 0); } for (i = 0; ; i++) if ((ored_words[j] >> i) & 1) { fprintf (fp, "word %d bit %d", (int) j, (int) i); return (fclose (fp) != 0); } } fprintf (fp, "unknown"); return (fclose (fp) != 0); } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_cc_double_expbit0=`cat conftest.out` else gl_cv_cc_double_expbit0="unknown" fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.out fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_expbit0" >&5 printf "%s\n" "$gl_cv_cc_double_expbit0" >&6; } case "$gl_cv_cc_double_expbit0" in word*bit*) word=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` bit=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word.*bit //'` printf "%s\n" "#define DBL_EXPBIT0_WORD $word" >>confdefs.h printf "%s\n" "#define DBL_EXPBIT0_BIT $bit" >>confdefs.h ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether snprintf returns a byte count as in C99" >&5 printf %s "checking whether snprintf returns a byte count as in C99... " >&6; } if test ${gl_cv_func_snprintf_retval_c99+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_snprintf_retval_c99="guessing yes";; # Guess yes on FreeBSD >= 5. freebsd[1-4].*) gl_cv_func_snprintf_retval_c99="guessing no";; freebsd* | kfreebsd*) gl_cv_func_snprintf_retval_c99="guessing yes";; # Guess yes on Mac OS X >= 10.3. darwin[1-6].*) gl_cv_func_snprintf_retval_c99="guessing no";; darwin*) gl_cv_func_snprintf_retval_c99="guessing yes";; # Guess yes on OpenBSD >= 3.9. openbsd[1-2].* | openbsd3.[0-8] | openbsd3.[0-8].*) gl_cv_func_snprintf_retval_c99="guessing no";; openbsd*) gl_cv_func_snprintf_retval_c99="guessing yes";; # Guess yes on Solaris >= 2.10. solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";; solaris*) gl_cv_func_printf_sizes_c99="guessing no";; # Guess yes on AIX >= 4. aix[1-3]*) gl_cv_func_snprintf_retval_c99="guessing no";; aix*) gl_cv_func_snprintf_retval_c99="guessing yes";; # Guess yes on NetBSD >= 3. netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) gl_cv_func_snprintf_retval_c99="guessing no";; netbsd*) gl_cv_func_snprintf_retval_c99="guessing yes";; # Guess yes on BeOS. beos*) gl_cv_func_snprintf_retval_c99="guessing yes";; # Guess yes on MSVC, no on mingw. mingw*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_snprintf_retval_c99="guessing yes" else gl_cv_func_snprintf_retval_c99="guessing no" fi rm -rf conftest* ;; # If we don't know, assume the worst. *) gl_cv_func_snprintf_retval_c99="guessing no";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if HAVE_SNPRINTF # define my_snprintf snprintf #else # include static int my_snprintf (char *buf, int size, const char *format, ...) { va_list args; int ret; va_start (args, format); ret = vsnprintf (buf, size, format, args); va_end (args); return ret; } #endif static char buf[100]; int main () { strcpy (buf, "ABCDEF"); if (my_snprintf (buf, 3, "%d %d", 4567, 89) != 7) return 1; if (my_snprintf (buf, 0, "%d %d", 4567, 89) != 7) return 2; if (my_snprintf (NULL, 0, "%d %d", 4567, 89) != 7) return 3; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_snprintf_retval_c99=yes else gl_cv_func_snprintf_retval_c99=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_snprintf_retval_c99" >&5 printf "%s\n" "$gl_cv_func_snprintf_retval_c99" >&6; } ac_fn_c_check_func "$LINENO" "snprintf" "ac_cv_func_snprintf" if test "x$ac_cv_func_snprintf" = xyes then : printf "%s\n" "#define HAVE_SNPRINTF 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "strnlen" "ac_cv_func_strnlen" if test "x$ac_cv_func_strnlen" = xyes then : printf "%s\n" "#define HAVE_STRNLEN 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "wcslen" "ac_cv_func_wcslen" if test "x$ac_cv_func_wcslen" = xyes then : printf "%s\n" "#define HAVE_WCSLEN 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "wcsnlen" "ac_cv_func_wcsnlen" if test "x$ac_cv_func_wcsnlen" = xyes then : printf "%s\n" "#define HAVE_WCSNLEN 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "mbrtowc" "ac_cv_func_mbrtowc" if test "x$ac_cv_func_mbrtowc" = xyes then : printf "%s\n" "#define HAVE_MBRTOWC 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "wcrtomb" "ac_cv_func_wcrtomb" if test "x$ac_cv_func_wcrtomb" = xyes then : printf "%s\n" "#define HAVE_WCRTOMB 1" >>confdefs.h fi ac_fn_c_check_decl "$LINENO" "_snprintf" "ac_cv_have_decl__snprintf" "#include " if test "x$ac_cv_have_decl__snprintf" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL__SNPRINTF $ac_have_decl" >>confdefs.h case "$gl_cv_func_snprintf_retval_c99" in *yes) printf "%s\n" "#define HAVE_SNPRINTF_RETVAL_C99 1" >>confdefs.h ;; esac GNULIB_ACOSF=0; GNULIB_ACOSL=0; GNULIB_ASINF=0; GNULIB_ASINL=0; GNULIB_ATANF=0; GNULIB_ATANL=0; GNULIB_ATAN2F=0; GNULIB_CBRT=0; GNULIB_CBRTF=0; GNULIB_CBRTL=0; GNULIB_CEIL=0; GNULIB_CEILF=0; GNULIB_CEILL=0; GNULIB_COPYSIGN=0; GNULIB_COPYSIGNF=0; GNULIB_COPYSIGNL=0; GNULIB_COSF=0; GNULIB_COSL=0; GNULIB_COSHF=0; GNULIB_EXPF=0; GNULIB_EXPL=0; GNULIB_EXP2=0; GNULIB_EXP2F=0; GNULIB_EXP2L=0; GNULIB_EXPM1=0; GNULIB_EXPM1F=0; GNULIB_EXPM1L=0; GNULIB_FABSF=0; GNULIB_FABSL=0; GNULIB_FLOOR=0; GNULIB_FLOORF=0; GNULIB_FLOORL=0; GNULIB_FMA=0; GNULIB_FMAF=0; GNULIB_FMAL=0; GNULIB_FMOD=0; GNULIB_FMODF=0; GNULIB_FMODL=0; GNULIB_FREXPF=0; GNULIB_FREXP=0; GNULIB_FREXPL=0; GNULIB_HYPOT=0; GNULIB_HYPOTF=0; GNULIB_HYPOTL=0; GNULIB_ILOGB=0; GNULIB_ILOGBF=0; GNULIB_ILOGBL=0; GNULIB_ISFINITE=0; GNULIB_ISINF=0; GNULIB_ISNAN=0; GNULIB_ISNANF=0; GNULIB_ISNAND=0; GNULIB_ISNANL=0; GNULIB_LDEXPF=0; GNULIB_LDEXPL=0; GNULIB_LOG=0; GNULIB_LOGF=0; GNULIB_LOGL=0; GNULIB_LOG10=0; GNULIB_LOG10F=0; GNULIB_LOG10L=0; GNULIB_LOG1P=0; GNULIB_LOG1PF=0; GNULIB_LOG1PL=0; GNULIB_LOG2=0; GNULIB_LOG2F=0; GNULIB_LOG2L=0; GNULIB_LOGB=0; GNULIB_LOGBF=0; GNULIB_LOGBL=0; GNULIB_MODF=0; GNULIB_MODFF=0; GNULIB_MODFL=0; GNULIB_POWF=0; GNULIB_REMAINDER=0; GNULIB_REMAINDERF=0; GNULIB_REMAINDERL=0; GNULIB_RINT=0; GNULIB_RINTF=0; GNULIB_RINTL=0; GNULIB_ROUND=0; GNULIB_ROUNDF=0; GNULIB_ROUNDL=0; GNULIB_SIGNBIT=0; GNULIB_SINF=0; GNULIB_SINL=0; GNULIB_SINHF=0; GNULIB_SQRTF=0; GNULIB_SQRTL=0; GNULIB_TANF=0; GNULIB_TANL=0; GNULIB_TANHF=0; GNULIB_TRUNC=0; GNULIB_TRUNCF=0; GNULIB_TRUNCL=0; HAVE_ACOSF=1; HAVE_ACOSL=1; HAVE_ASINF=1; HAVE_ASINL=1; HAVE_ATANF=1; HAVE_ATANL=1; HAVE_ATAN2F=1; HAVE_CBRT=1; HAVE_CBRTF=1; HAVE_CBRTL=1; HAVE_COPYSIGN=1; HAVE_COPYSIGNL=1; HAVE_COSF=1; HAVE_COSL=1; HAVE_COSHF=1; HAVE_EXPF=1; HAVE_EXPL=1; HAVE_EXPM1=1; HAVE_EXPM1F=1; HAVE_FABSF=1; HAVE_FABSL=1; HAVE_FMA=1; HAVE_FMAF=1; HAVE_FMAL=1; HAVE_FMODF=1; HAVE_FMODL=1; HAVE_FREXPF=1; HAVE_HYPOTF=1; HAVE_HYPOTL=1; HAVE_ILOGB=1; HAVE_ILOGBF=1; HAVE_ILOGBL=1; HAVE_ISNANF=1; HAVE_ISNAND=1; HAVE_ISNANL=1; HAVE_LDEXPF=1; HAVE_LOGF=1; HAVE_LOGL=1; HAVE_LOG10F=1; HAVE_LOG10L=1; HAVE_LOG1P=1; HAVE_LOG1PF=1; HAVE_LOG1PL=1; HAVE_LOGBF=1; HAVE_LOGBL=1; HAVE_MODFF=1; HAVE_MODFL=1; HAVE_POWF=1; HAVE_REMAINDER=1; HAVE_REMAINDERF=1; HAVE_RINT=1; HAVE_RINTL=1; HAVE_SINF=1; HAVE_SINL=1; HAVE_SINHF=1; HAVE_SQRTF=1; HAVE_SQRTL=1; HAVE_TANF=1; HAVE_TANL=1; HAVE_TANHF=1; HAVE_DECL_ACOSL=1; HAVE_DECL_ASINL=1; HAVE_DECL_ATANL=1; HAVE_DECL_CBRTF=1; HAVE_DECL_CBRTL=1; HAVE_DECL_CEILF=1; HAVE_DECL_CEILL=1; HAVE_DECL_COPYSIGNF=1; HAVE_DECL_COSL=1; HAVE_DECL_EXPL=1; HAVE_DECL_EXP2=1; HAVE_DECL_EXP2F=1; HAVE_DECL_EXP2L=1; HAVE_DECL_EXPM1L=1; HAVE_DECL_FLOORF=1; HAVE_DECL_FLOORL=1; HAVE_DECL_FREXPL=1; HAVE_DECL_LDEXPL=1; HAVE_DECL_LOGL=1; HAVE_DECL_LOG10L=1; HAVE_DECL_LOG2=1; HAVE_DECL_LOG2F=1; HAVE_DECL_LOG2L=1; HAVE_DECL_LOGB=1; HAVE_DECL_REMAINDER=1; HAVE_DECL_REMAINDERL=1; HAVE_DECL_RINTF=1; HAVE_DECL_ROUND=1; HAVE_DECL_ROUNDF=1; HAVE_DECL_ROUNDL=1; HAVE_DECL_SINL=1; HAVE_DECL_SQRTL=1; HAVE_DECL_TANL=1; HAVE_DECL_TRUNC=1; HAVE_DECL_TRUNCF=1; HAVE_DECL_TRUNCL=1; REPLACE_ACOSF=0; REPLACE_ASINF=0; REPLACE_ATANF=0; REPLACE_ATAN2F=0; REPLACE_CBRTF=0; REPLACE_CBRTL=0; REPLACE_CEIL=0; REPLACE_CEILF=0; REPLACE_CEILL=0; REPLACE_COSF=0; REPLACE_COSHF=0; REPLACE_EXPF=0; REPLACE_EXPM1=0; REPLACE_EXPM1F=0; REPLACE_EXP2=0; REPLACE_EXP2L=0; REPLACE_FABSL=0; REPLACE_FLOOR=0; REPLACE_FLOORF=0; REPLACE_FLOORL=0; REPLACE_FMA=0; REPLACE_FMAF=0; REPLACE_FMAL=0; REPLACE_FMOD=0; REPLACE_FMODF=0; REPLACE_FMODL=0; REPLACE_FREXPF=0; REPLACE_FREXP=0; REPLACE_FREXPL=0; REPLACE_HUGE_VAL=0; REPLACE_HYPOT=0; REPLACE_HYPOTF=0; REPLACE_HYPOTL=0; REPLACE_ILOGB=0; REPLACE_ILOGBF=0; REPLACE_ILOGBL=0; REPLACE_ISFINITE=0; REPLACE_ISINF=0; REPLACE_ISNAN=0; REPLACE_LDEXPL=0; REPLACE_LOG=0; REPLACE_LOGF=0; REPLACE_LOGL=0; REPLACE_LOG10=0; REPLACE_LOG10F=0; REPLACE_LOG10L=0; REPLACE_LOG1P=0; REPLACE_LOG1PF=0; REPLACE_LOG1PL=0; REPLACE_LOG2=0; REPLACE_LOG2F=0; REPLACE_LOG2L=0; REPLACE_LOGB=0; REPLACE_LOGBF=0; REPLACE_LOGBL=0; REPLACE_MODF=0; REPLACE_MODFF=0; REPLACE_MODFL=0; REPLACE_NAN=0; REPLACE_REMAINDER=0; REPLACE_REMAINDERF=0; REPLACE_REMAINDERL=0; REPLACE_ROUND=0; REPLACE_ROUNDF=0; REPLACE_ROUNDL=0; REPLACE_SIGNBIT=0; REPLACE_SIGNBIT_USING_GCC=0; REPLACE_SINF=0; REPLACE_SINHF=0; REPLACE_SQRTF=0; REPLACE_SQRTL=0; REPLACE_TANF=0; REPLACE_TANHF=0; REPLACE_TRUNC=0; REPLACE_TRUNCF=0; REPLACE_TRUNCL=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexp() can be used without linking with libm" >&5 printf %s "checking whether frexp() can be used without linking with libm... " >&6; } if test ${gl_cv_func_frexp_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include double x; int main (void) { int e; return frexp (x, &e) > 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_frexp_no_libm=yes else gl_cv_func_frexp_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_no_libm" >&5 printf "%s\n" "$gl_cv_func_frexp_no_libm" >&6; } ac_fn_c_check_decl "$LINENO" "alarm" "ac_cv_have_decl_alarm" "$ac_includes_default" if test "x$ac_cv_have_decl_alarm" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_ALARM $ac_have_decl" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stdin defaults to large file offsets" >&5 printf %s "checking whether stdin defaults to large file offsets... " >&6; } if test ${gl_cv_var_stdin_large_offset+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { #if defined __SL64 && defined __SCLE /* cygwin */ /* Cygwin 1.5.24 and earlier fail to put stdin in 64-bit mode, making fseeko/ftello needlessly fail. This bug was fixed in 1.5.25, and it is easier to do a version check than building a runtime test. */ # include # if CYGWIN_VERSION_DLL_COMBINED < CYGWIN_VERSION_DLL_MAKE_COMBINED (1005, 25) choke me # endif #endif ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_var_stdin_large_offset=yes else gl_cv_var_stdin_large_offset=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_var_stdin_large_offset" >&5 printf "%s\n" "$gl_cv_var_stdin_large_offset" >&6; } case "$host_os" in mingw*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit off_t" >&5 printf %s "checking for 64-bit off_t... " >&6; } if test ${gl_cv_type_off_t_64+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int verify_off_t_size[sizeof (off_t) >= 8 ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_type_off_t_64=yes else gl_cv_type_off_t_64=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_off_t_64" >&5 printf "%s\n" "$gl_cv_type_off_t_64" >&6; } if test $gl_cv_type_off_t_64 = no; then WINDOWS_64_BIT_OFF_T=1 else WINDOWS_64_BIT_OFF_T=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit st_size" >&5 printf %s "checking for 64-bit st_size... " >&6; } if test ${gl_cv_member_st_size_64+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include struct stat buf; int verify_st_size_size[sizeof (buf.st_size) >= 8 ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_member_st_size_64=yes else gl_cv_member_st_size_64=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_member_st_size_64" >&5 printf "%s\n" "$gl_cv_member_st_size_64" >&6; } if test $gl_cv_member_st_size_64 = no; then WINDOWS_64_BIT_ST_SIZE=1 else WINDOWS_64_BIT_ST_SIZE=0 fi ;; *) WINDOWS_64_BIT_OFF_T=0 WINDOWS_64_BIT_ST_SIZE=0 ;; esac printf "%s\n" "#define _USE_STD_STAT 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_sys_types_h='<'sys/types.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_sys_types_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'sys/types.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_sys_types_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_sys_types_h gl_cv_next_sys_types_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_types_h" >&5 printf "%s\n" "$gl_cv_next_sys_types_h" >&6; } fi NEXT_SYS_TYPES_H=$gl_cv_next_sys_types_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'sys/types.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_sys_types_h fi NEXT_AS_FIRST_DIRECTIVE_SYS_TYPES_H=$gl_next_as_first_directive WINDOWS_STAT_INODES=0 ac_fn_c_check_decl "$LINENO" "fseeko" "ac_cv_have_decl_fseeko" "$ac_includes_default" if test "x$ac_cv_have_decl_fseeko" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_FSEEKO $ac_have_decl" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fseeko" >&5 printf %s "checking for fseeko... " >&6; } if test ${gl_cv_func_fseeko+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { fseeko (stdin, 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_fseeko=yes else gl_cv_func_fseeko=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fseeko" >&5 printf "%s\n" "$gl_cv_func_fseeko" >&6; } if test $ac_cv_have_decl_fseeko = no; then HAVE_DECL_FSEEKO=0 fi if test $gl_cv_func_fseeko = no; then HAVE_FSEEKO=0 else if test $WINDOWS_64_BIT_OFF_T = 1; then REPLACE_FSEEKO=1 fi if test $gl_cv_var_stdin_large_offset = no; then REPLACE_FSEEKO=1 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 printf %s "checking whether fflush works on input streams... " >&6; } if test ${gl_cv_func_fflush_stdin+y} then : printf %s "(cached) " >&6 else echo hello world > conftest.txt if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on native Windows. mingw*) gl_cv_func_fflush_stdin="guessing no" ;; *) gl_cv_func_fflush_stdin=cross ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include #endif int main (void) { FILE *f = fopen ("conftest.txt", "r"); char buffer[10]; int fd; int c; if (f == NULL) return 1; fd = fileno (f); if (fd < 0 || fread (buffer, 1, 5, f) != 5) { fclose (f); return 2; } /* For deterministic results, ensure f read a bigger buffer. */ if (lseek (fd, 0, SEEK_CUR) == 5) { fclose (f); return 3; } /* POSIX requires fflush-fseek to set file offset of fd. This fails on BSD systems and on mingw. */ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) { fclose (f); return 4; } if (lseek (fd, 0, SEEK_CUR) != 5) { fclose (f); return 5; } /* Verify behaviour of fflush after ungetc. See */ /* Verify behaviour of fflush after a backup ungetc. This fails on mingw. */ c = fgetc (f); ungetc (c, f); fflush (f); if (fgetc (f) != c) { fclose (f); return 6; } /* Verify behaviour of fflush after a non-backup ungetc. This fails on glibc 2.8 and on BSD systems. */ c = fgetc (f); ungetc ('@', f); fflush (f); if (fgetc (f) != c) { fclose (f); return 7; } fclose (f); return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fflush_stdin=yes else gl_cv_func_fflush_stdin=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm conftest.txt fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } case "$gl_cv_func_fflush_stdin" in *yes) gl_func_fflush_stdin=1 ;; *no) gl_func_fflush_stdin=0 ;; *) gl_func_fflush_stdin='(-1)' ;; esac printf "%s\n" "#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin" >>confdefs.h case "$gl_cv_func_fflush_stdin" in *yes) ;; *) REPLACE_FSEEKO=1 ;; esac fi GNULIB_FCHMODAT=0; GNULIB_FSTAT=0; GNULIB_FSTATAT=0; GNULIB_FUTIMENS=0; GNULIB_LCHMOD=0; GNULIB_LSTAT=0; GNULIB_MKDIRAT=0; GNULIB_MKFIFO=0; GNULIB_MKFIFOAT=0; GNULIB_MKNOD=0; GNULIB_MKNODAT=0; GNULIB_STAT=0; GNULIB_UTIMENSAT=0; GNULIB_OVERRIDES_STRUCT_STAT=0; HAVE_FCHMODAT=1; HAVE_FSTATAT=1; HAVE_FUTIMENS=1; HAVE_LCHMOD=1; HAVE_LSTAT=1; HAVE_MKDIRAT=1; HAVE_MKFIFO=1; HAVE_MKFIFOAT=1; HAVE_MKNOD=1; HAVE_MKNODAT=1; HAVE_UTIMENSAT=1; REPLACE_FSTAT=0; REPLACE_FSTATAT=0; REPLACE_FUTIMENS=0; REPLACE_LSTAT=0; REPLACE_MKDIR=0; REPLACE_MKFIFO=0; REPLACE_MKNOD=0; REPLACE_STAT=0; REPLACE_UTIMENSAT=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stat file-mode macros are broken" >&5 printf %s "checking whether stat file-mode macros are broken... " >&6; } if test ${ac_cv_header_stat_broken+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if defined S_ISBLK && defined S_IFDIR extern char c1[S_ISBLK (S_IFDIR) ? -1 : 1]; #endif #if defined S_ISBLK && defined S_IFCHR extern char c2[S_ISBLK (S_IFCHR) ? -1 : 1]; #endif #if defined S_ISLNK && defined S_IFREG extern char c3[S_ISLNK (S_IFREG) ? -1 : 1]; #endif #if defined S_ISSOCK && defined S_IFREG extern char c4[S_ISSOCK (S_IFREG) ? -1 : 1]; #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_header_stat_broken=no else ac_cv_header_stat_broken=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stat_broken" >&5 printf "%s\n" "$ac_cv_header_stat_broken" >&6; } if test $ac_cv_header_stat_broken = yes; then printf "%s\n" "#define STAT_MACROS_BROKEN 1" >>confdefs.h fi if test $gl_cv_have_include_next = yes; then gl_cv_next_sys_stat_h='<'sys/stat.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_sys_stat_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_sys_stat_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'sys/stat.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_sys_stat_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_sys_stat_h gl_cv_next_sys_stat_h='"'$gl_header'"' else gl_cv_next_sys_stat_h='<'sys/stat.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_stat_h" >&5 printf "%s\n" "$gl_cv_next_sys_stat_h" >&6; } fi NEXT_SYS_STAT_H=$gl_cv_next_sys_stat_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'sys/stat.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_sys_stat_h fi NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H=$gl_next_as_first_directive WINDOWS_STAT_TIMESPEC=0 ac_fn_c_check_type "$LINENO" "nlink_t" "ac_cv_type_nlink_t" "#include #include " if test "x$ac_cv_type_nlink_t" = xyes then : else printf "%s\n" "#define nlink_t int" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether lstat correctly handles trailing slash" >&5 printf %s "checking whether lstat correctly handles trailing slash... " >&6; } if test ${gl_cv_func_lstat_dereferences_slashed_symlink+y} then : printf %s "(cached) " >&6 else rm -f conftest.sym conftest.file echo >conftest.file if test "$cross_compiling" = yes then : case "$host_os" in linux-* | linux) # Guess yes on Linux systems. gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;; *-gnu* | gnu*) # Guess yes on glibc systems. gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;; mingw*) # Guess no on native Windows. gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;; *) # If we don't know, assume the worst. gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $ac_includes_default int main (void) { struct stat sbuf; if (symlink ("conftest.file", "conftest.sym") != 0) return 1; /* Linux will dereference the symlink and fail, as required by POSIX. That is better in the sense that it means we will not have to compile and use the lstat wrapper. */ return lstat ("conftest.sym/", &sbuf) == 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_lstat_dereferences_slashed_symlink=yes else gl_cv_func_lstat_dereferences_slashed_symlink=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.sym conftest.file fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_lstat_dereferences_slashed_symlink" >&5 printf "%s\n" "$gl_cv_func_lstat_dereferences_slashed_symlink" >&6; } case "$gl_cv_func_lstat_dereferences_slashed_symlink" in *yes) printf "%s\n" "#define LSTAT_FOLLOWS_SLASHED_SYMLINK 1" >>confdefs.h ;; esac ac_fn_c_check_decl "$LINENO" "ftello" "ac_cv_have_decl_ftello" "$ac_includes_default" if test "x$ac_cv_have_decl_ftello" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_FTELLO $ac_have_decl" >>confdefs.h if test $ac_cv_have_decl_ftello = no; then HAVE_DECL_FTELLO=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ftello" >&5 printf %s "checking for ftello... " >&6; } if test ${gl_cv_func_ftello+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { ftello (stdin); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_ftello=yes else gl_cv_func_ftello=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello" >&5 printf "%s\n" "$gl_cv_func_ftello" >&6; } if test $gl_cv_func_ftello = no; then HAVE_FTELLO=0 else if test $WINDOWS_64_BIT_OFF_T = 1; then REPLACE_FTELLO=1 fi if test $gl_cv_var_stdin_large_offset = no; then REPLACE_FTELLO=1 fi if test $REPLACE_FTELLO = 0; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ftello works" >&5 printf %s "checking whether ftello works... " >&6; } if test ${gl_cv_func_ftello_works+y} then : printf %s "(cached) " >&6 else case "$host_os" in # Guess no on Solaris. solaris*) gl_cv_func_ftello_works="guessing no" ;; # Guess yes on native Windows. mingw*) gl_cv_func_ftello_works="guessing yes" ;; # Guess yes otherwise. *) gl_cv_func_ftello_works="guessing yes" ;; esac if test "$cross_compiling" = yes then : : else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #define TESTFILE "conftest.tmp" int main (void) { FILE *fp; /* Create a file with some contents. */ fp = fopen (TESTFILE, "w"); if (fp == NULL) return 70; if (fwrite ("foogarsh", 1, 8, fp) < 8) { fclose (fp); return 71; } if (fclose (fp)) return 72; /* The file's contents is now "foogarsh". */ /* Try writing after reading to EOF. */ fp = fopen (TESTFILE, "r+"); if (fp == NULL) return 73; if (fseek (fp, -1, SEEK_END)) { fclose (fp); return 74; } if (!(getc (fp) == 'h')) { fclose (fp); return 1; } if (!(getc (fp) == EOF)) { fclose (fp); return 2; } if (!(ftell (fp) == 8)) { fclose (fp); return 3; } if (!(ftell (fp) == 8)) { fclose (fp); return 4; } if (!(putc ('!', fp) == '!')) { fclose (fp); return 5; } if (!(ftell (fp) == 9)) { fclose (fp); return 6; } if (!(fclose (fp) == 0)) return 7; fp = fopen (TESTFILE, "r"); if (fp == NULL) return 75; { char buf[10]; if (!(fread (buf, 1, 10, fp) == 9)) { fclose (fp); return 10; } if (!(memcmp (buf, "foogarsh!", 9) == 0)) { fclose (fp); return 11; } } if (!(fclose (fp) == 0)) return 12; /* The file's contents is now "foogarsh!". */ return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_ftello_works=yes else gl_cv_func_ftello_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello_works" >&5 printf "%s\n" "$gl_cv_func_ftello_works" >&6; } case "$gl_cv_func_ftello_works" in *yes) ;; *) REPLACE_FTELLO=1 printf "%s\n" "#define FTELLO_BROKEN_AFTER_SWITCHING_FROM_READ_TO_WRITE 1" >>confdefs.h ;; esac fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getcwd (NULL, 0) allocates memory for result" >&5 printf %s "checking whether getcwd (NULL, 0) allocates memory for result... " >&6; } if test ${gl_cv_func_getcwd_null+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_getcwd_null="guessing yes";; # Guess yes on Cygwin. cygwin*) gl_cv_func_getcwd_null="guessing yes";; # If we don't know, assume the worst. *) gl_cv_func_getcwd_null="guessing no";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ # include # if HAVE_UNISTD_H # include # else /* on Windows with MSVC */ # include # endif # ifndef getcwd char *getcwd (); # endif int main (void) { #if defined _WIN32 && ! defined __CYGWIN__ /* mingw cwd does not start with '/', but getcwd does allocate. However, mingw fails to honor non-zero size. */ #else if (chdir ("/") != 0) return 1; else { char *f = getcwd (NULL, 0); if (! f) return 2; if (f[0] != '/') { free (f); return 3; } if (f[1] != '\0') { free (f); return 4; } free (f); return 0; } #endif ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_getcwd_null=yes else gl_cv_func_getcwd_null=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getcwd_null" >&5 printf "%s\n" "$gl_cv_func_getcwd_null" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getcwd with POSIX signature" >&5 printf %s "checking for getcwd with POSIX signature... " >&6; } if test ${gl_cv_func_getcwd_posix_signature+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { extern #ifdef __cplusplus "C" #endif char *getcwd (char *, size_t); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_getcwd_posix_signature=yes else gl_cv_func_getcwd_posix_signature=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getcwd_posix_signature" >&5 printf "%s\n" "$gl_cv_func_getcwd_posix_signature" >&6; } ac_fn_c_check_decl "$LINENO" "getdtablesize" "ac_cv_have_decl_getdtablesize" "$ac_includes_default" if test "x$ac_cv_have_decl_getdtablesize" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_GETDTABLESIZE $ac_have_decl" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_getopt_h='<'getopt.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_getopt_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_getopt_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'getopt.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_getopt_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_getopt_h gl_cv_next_getopt_h='"'$gl_header'"' else gl_cv_next_getopt_h='<'getopt.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_getopt_h" >&5 printf "%s\n" "$gl_cv_next_getopt_h" >&6; } fi NEXT_GETOPT_H=$gl_cv_next_getopt_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'getopt.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_getopt_h fi NEXT_AS_FIRST_DIRECTIVE_GETOPT_H=$gl_next_as_first_directive if test $ac_cv_header_getopt_h = yes; then HAVE_GETOPT_H=1 else HAVE_GETOPT_H=0 fi gl_replace_getopt= if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then for ac_header in getopt.h do : ac_fn_c_check_header_compile "$LINENO" "getopt.h" "ac_cv_header_getopt_h" "$ac_includes_default" if test "x$ac_cv_header_getopt_h" = xyes then : printf "%s\n" "#define HAVE_GETOPT_H 1" >>confdefs.h else gl_replace_getopt=yes fi done fi if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then for ac_func in getopt_long_only do : ac_fn_c_check_func "$LINENO" "getopt_long_only" "ac_cv_func_getopt_long_only" if test "x$ac_cv_func_getopt_long_only" = xyes then : printf "%s\n" "#define HAVE_GETOPT_LONG_ONLY 1" >>confdefs.h else gl_replace_getopt=yes fi done fi if test -z "$gl_replace_getopt"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getopt is POSIX compatible" >&5 printf %s "checking whether getopt is POSIX compatible... " >&6; } if test ${gl_cv_func_getopt_posix+y} then : printf %s "(cached) " >&6 else if test $cross_compiling = no; then if test "$cross_compiling" = yes then : { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot run test program while cross compiling See \`config.log' for more details" "$LINENO" 5; } else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main () { static char program[] = "program"; static char a[] = "-a"; static char foo[] = "foo"; static char bar[] = "bar"; char *argv[] = { program, a, foo, bar, NULL }; int c; c = getopt (4, argv, "ab"); if (!(c == 'a')) return 1; c = getopt (4, argv, "ab"); if (!(c == -1)) return 2; if (!(optind == 2)) return 3; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_getopt_posix=maybe else gl_cv_func_getopt_posix=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi if test $gl_cv_func_getopt_posix = maybe; then if test "$cross_compiling" = yes then : { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot run test program while cross compiling See \`config.log' for more details" "$LINENO" 5; } else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main () { static char program[] = "program"; static char donald[] = "donald"; static char p[] = "-p"; static char billy[] = "billy"; static char duck[] = "duck"; static char a[] = "-a"; static char bar[] = "bar"; char *argv[] = { program, donald, p, billy, duck, a, bar, NULL }; int c; c = getopt (7, argv, "+abp:q:"); if (!(c == -1)) return 4; if (!(strcmp (argv[0], "program") == 0)) return 5; if (!(strcmp (argv[1], "donald") == 0)) return 6; if (!(strcmp (argv[2], "-p") == 0)) return 7; if (!(strcmp (argv[3], "billy") == 0)) return 8; if (!(strcmp (argv[4], "duck") == 0)) return 9; if (!(strcmp (argv[5], "-a") == 0)) return 10; if (!(strcmp (argv[6], "bar") == 0)) return 11; if (!(optind == 1)) return 12; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_getopt_posix=maybe else gl_cv_func_getopt_posix=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi if test $gl_cv_func_getopt_posix = maybe; then if test "$cross_compiling" = yes then : { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "cannot run test program while cross compiling See \`config.log' for more details" "$LINENO" 5; } else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main () { static char program[] = "program"; static char ab[] = "-ab"; char *argv[3] = { program, ab, NULL }; if (getopt (2, argv, "ab:") != 'a') return 13; if (getopt (2, argv, "ab:") != '?') return 14; if (optopt != 'b') return 15; if (optind != 2) return 16; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_getopt_posix=yes else gl_cv_func_getopt_posix=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi else case "$host_os" in darwin* | aix* | mingw*) gl_cv_func_getopt_posix="guessing no";; *) gl_cv_func_getopt_posix="guessing yes";; esac fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_posix" >&5 printf "%s\n" "$gl_cv_func_getopt_posix" >&6; } case "$gl_cv_func_getopt_posix" in *no) gl_replace_getopt=yes ;; esac fi if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working GNU getopt function" >&5 printf %s "checking for working GNU getopt function... " >&6; } if test ${gl_cv_func_getopt_gnu+y} then : printf %s "(cached) " >&6 else # Even with POSIXLY_CORRECT, the GNU extension of leading '-' in the # optstring is necessary for programs like m4 that have POSIX-mandated # semantics for supporting options interspersed with files. # Also, since getopt_long is a GNU extension, we require optind=0. # Bash ties 'set -o posix' to a non-exported POSIXLY_CORRECT; # so take care to revert to the correct (non-)export state. gl_awk_probe='BEGIN { if ("POSIXLY_CORRECT" in ENVIRON) print "x" }' case ${POSIXLY_CORRECT+x}`$AWK "$gl_awk_probe" conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #if defined __MACH__ && defined __APPLE__ /* Avoid a crash on Mac OS X. */ #include #include #include #include #include #include /* The exception port on which our thread listens. */ static mach_port_t our_exception_port; /* The main function of the thread listening for exceptions of type EXC_BAD_ACCESS. */ static void * mach_exception_thread (void *arg) { /* Buffer for a message to be received. */ struct { mach_msg_header_t head; mach_msg_body_t msgh_body; char data[1024]; } msg; mach_msg_return_t retval; /* Wait for a message on the exception port. */ retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); if (retval != MACH_MSG_SUCCESS) abort (); exit (1); } static void nocrash_init (void) { mach_port_t self = mach_task_self (); /* Allocate a port on which the thread shall listen for exceptions. */ if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) == KERN_SUCCESS) { /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ if (mach_port_insert_right (self, our_exception_port, our_exception_port, MACH_MSG_TYPE_MAKE_SEND) == KERN_SUCCESS) { /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting for us. */ exception_mask_t mask = EXC_MASK_BAD_ACCESS; /* Create the thread listening on the exception port. */ pthread_attr_t attr; pthread_t thread; if (pthread_attr_init (&attr) == 0 && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { pthread_attr_destroy (&attr); /* Replace the exception port info for these exceptions with our own. Note that we replace the exception port for the entire task, not only for a particular thread. This has the effect that when our exception port gets the message, the thread specific exception port has already been asked, and we don't need to bother about it. See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ task_set_exception_ports (self, mask, our_exception_port, EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); } } } } #elif defined _WIN32 && ! defined __CYGWIN__ /* Avoid a crash on native Windows. */ #define WIN32_LEAN_AND_MEAN #include #include static LONG WINAPI exception_filter (EXCEPTION_POINTERS *ExceptionInfo) { switch (ExceptionInfo->ExceptionRecord->ExceptionCode) { case EXCEPTION_ACCESS_VIOLATION: case EXCEPTION_IN_PAGE_ERROR: case EXCEPTION_STACK_OVERFLOW: case EXCEPTION_GUARD_PAGE: case EXCEPTION_PRIV_INSTRUCTION: case EXCEPTION_ILLEGAL_INSTRUCTION: case EXCEPTION_DATATYPE_MISALIGNMENT: case EXCEPTION_ARRAY_BOUNDS_EXCEEDED: case EXCEPTION_NONCONTINUABLE_EXCEPTION: exit (1); } return EXCEPTION_CONTINUE_SEARCH; } static void nocrash_init (void) { SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter); } #else /* Avoid a crash on POSIX systems. */ #include #include /* A POSIX signal handler. */ static void exception_handler (int sig) { _exit (1); } static void nocrash_init (void) { #ifdef SIGSEGV signal (SIGSEGV, exception_handler); #endif #ifdef SIGBUS signal (SIGBUS, exception_handler); #endif } #endif int main (void) { int result = 0; nocrash_init(); /* This code succeeds on glibc 2.8, OpenBSD 4.0, Cygwin, mingw, and fails on Mac OS X 10.5, AIX 5.2, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 10. */ { static char conftest[] = "conftest"; static char plus[] = "-+"; char *argv[3] = { conftest, plus, NULL }; opterr = 0; if (getopt (2, argv, "+a") != '?') result |= 1; } /* This code succeeds on glibc 2.8, mingw, and fails on Mac OS X 10.5, OpenBSD 4.0, AIX 5.2, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin 1.5.x. */ { static char program[] = "program"; static char p[] = "-p"; static char foo[] = "foo"; static char bar[] = "bar"; char *argv[] = { program, p, foo, bar, NULL }; optind = 1; if (getopt (4, argv, "p::") != 'p') result |= 2; else if (optarg != NULL) result |= 4; else if (getopt (4, argv, "p::") != -1) result |= 6; else if (optind != 2) result |= 8; } /* This code succeeds on glibc 2.8 and fails on Cygwin 1.7.0. */ { static char program[] = "program"; static char foo[] = "foo"; static char p[] = "-p"; char *argv[] = { program, foo, p, NULL }; optind = 0; if (getopt (3, argv, "-p") != 1) result |= 16; else if (getopt (3, argv, "-p") != 'p') result |= 16; } /* This code fails on glibc 2.11. */ { static char program[] = "program"; static char b[] = "-b"; static char a[] = "-a"; char *argv[] = { program, b, a, NULL }; optind = opterr = 0; if (getopt (3, argv, "+:a:b") != 'b') result |= 32; else if (getopt (3, argv, "+:a:b") != ':') result |= 32; } /* This code dumps core on glibc 2.14. */ { static char program[] = "program"; static char w[] = "-W"; static char dummy[] = "dummy"; char *argv[] = { program, w, dummy, NULL }; optind = opterr = 1; if (getopt (3, argv, "W;") != 'W') result |= 64; } return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_getopt_gnu=yes else gl_cv_func_getopt_gnu=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi case $gl_had_POSIXLY_CORRECT in exported) ;; yes) { POSIXLY_CORRECT=; unset POSIXLY_CORRECT;}; POSIXLY_CORRECT=1 ;; *) { POSIXLY_CORRECT=; unset POSIXLY_CORRECT;} ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_gnu" >&5 printf "%s\n" "$gl_cv_func_getopt_gnu" >&6; } if test "$gl_cv_func_getopt_gnu" != yes; then gl_replace_getopt=yes else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working GNU getopt_long function" >&5 printf %s "checking for working GNU getopt_long function... " >&6; } if test ${gl_cv_func_getopt_long_gnu+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in openbsd*) gl_cv_func_getopt_long_gnu="guessing no";; *) gl_cv_func_getopt_long_gnu="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main (void) { static const struct option long_options[] = { { "xtremely-",no_argument, NULL, 1003 }, { "xtra", no_argument, NULL, 1001 }, { "xtreme", no_argument, NULL, 1002 }, { "xtremely", no_argument, NULL, 1003 }, { NULL, 0, NULL, 0 } }; /* This code fails on OpenBSD 5.0. */ { static char program[] = "program"; static char xtremel[] = "--xtremel"; char *argv[] = { program, xtremel, NULL }; int option_index; optind = 1; opterr = 0; if (getopt_long (2, argv, "", long_options, &option_index) != 1003) return 1; } return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_getopt_long_gnu=yes else gl_cv_func_getopt_long_gnu=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_long_gnu" >&5 printf "%s\n" "$gl_cv_func_getopt_long_gnu" >&6; } case "$gl_cv_func_getopt_long_gnu" in *yes) ;; *) gl_replace_getopt=yes ;; esac fi fi : GNULIB_GETTIMEOFDAY=0; HAVE_GETTIMEOFDAY=1; HAVE_STRUCT_TIMEVAL=1; HAVE_SYS_TIME_H=1; REPLACE_GETTIMEOFDAY=0; REPLACE_STRUCT_TIMEVAL=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C/C++ restrict keyword" >&5 printf %s "checking for C/C++ restrict keyword... " >&6; } if test ${ac_cv_c_restrict+y} then : printf %s "(cached) " >&6 else ac_cv_c_restrict=no # The order here caters to the fact that C++ does not require restrict. for ac_kw in __restrict __restrict__ _Restrict restrict; do cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ typedef int *int_ptr; int foo (int_ptr $ac_kw ip) { return ip[0]; } int bar (int [$ac_kw]); /* Catch GCC bug 14050. */ int bar (int ip[$ac_kw]) { return ip[0]; } int main (void) { int s[1]; int *$ac_kw t = s; t[0] = 0; return foo (t) + bar (t); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_c_restrict=$ac_kw fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext test "$ac_cv_c_restrict" != no && break done fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_restrict" >&5 printf "%s\n" "$ac_cv_c_restrict" >&6; } case $ac_cv_c_restrict in restrict) ;; no) printf "%s\n" "#define restrict /**/" >>confdefs.h ;; *) printf "%s\n" "#define restrict $ac_cv_c_restrict" >>confdefs.h ;; esac if test $gl_cv_have_include_next = yes; then gl_cv_next_sys_time_h='<'sys/time.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_sys_time_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_sys_time_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'sys/time.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_sys_time_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_sys_time_h gl_cv_next_sys_time_h='"'$gl_header'"' else gl_cv_next_sys_time_h='<'sys/time.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_time_h" >&5 printf "%s\n" "$gl_cv_next_sys_time_h" >&6; } fi NEXT_SYS_TIME_H=$gl_cv_next_sys_time_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'sys/time.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_sys_time_h fi NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H=$gl_next_as_first_directive if test $ac_cv_header_sys_time_h != yes; then HAVE_SYS_TIME_H=0 fi if test $ac_cv_header_sys_socket_h != yes; then ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default" if test "x$ac_cv_header_winsock2_h" = xyes then : printf "%s\n" "#define HAVE_WINSOCK2_H 1" >>confdefs.h fi fi if test "$ac_cv_header_winsock2_h" = yes; then HAVE_WINSOCK2_H=1 UNISTD_H_HAVE_WINSOCK2_H=1 SYS_IOCTL_H_HAVE_WINSOCK2_H=1 else HAVE_WINSOCK2_H=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timeval" >&5 printf %s "checking for struct timeval... " >&6; } if test ${gl_cv_sys_struct_timeval+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if HAVE_SYS_TIME_H #include #endif #include #if HAVE_WINSOCK2_H # include #endif int main (void) { static struct timeval x; x.tv_sec = x.tv_usec; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_sys_struct_timeval=yes else gl_cv_sys_struct_timeval=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timeval" >&5 printf "%s\n" "$gl_cv_sys_struct_timeval" >&6; } if test $gl_cv_sys_struct_timeval != yes; then HAVE_STRUCT_TIMEVAL=0 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for wide-enough struct timeval.tv_sec member" >&5 printf %s "checking for wide-enough struct timeval.tv_sec member... " >&6; } if test ${gl_cv_sys_struct_timeval_tv_sec+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if HAVE_SYS_TIME_H #include #endif #include #if HAVE_WINSOCK2_H # include #endif int main (void) { static struct timeval x; typedef int verify_tv_sec_type[ sizeof (time_t) <= sizeof x.tv_sec ? 1 : -1 ]; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_sys_struct_timeval_tv_sec=yes else gl_cv_sys_struct_timeval_tv_sec=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timeval_tv_sec" >&5 printf "%s\n" "$gl_cv_sys_struct_timeval_tv_sec" >&6; } if test $gl_cv_sys_struct_timeval_tv_sec != yes; then REPLACE_STRUCT_TIMEVAL=1 fi fi NEED_LOCALTIME_BUFFER=0 GNULIB_CTIME=0; GNULIB_MKTIME=0; GNULIB_LOCALTIME=0; GNULIB_NANOSLEEP=0; GNULIB_STRFTIME=0; GNULIB_STRPTIME=0; GNULIB_TIMEGM=0; GNULIB_TIME_R=0; GNULIB_TIME_RZ=0; GNULIB_TZSET=0; HAVE_DECL_LOCALTIME_R=1; HAVE_NANOSLEEP=1; HAVE_STRPTIME=1; HAVE_TIMEGM=1; HAVE_TZSET=1; HAVE_TIMEZONE_T=0; REPLACE_CTIME=GNULIB_PORTCHECK; REPLACE_LOCALTIME_R=GNULIB_PORTCHECK; REPLACE_MKTIME=GNULIB_PORTCHECK; REPLACE_NANOSLEEP=GNULIB_PORTCHECK; REPLACE_STRFTIME=GNULIB_PORTCHECK; REPLACE_TIMEGM=GNULIB_PORTCHECK; REPLACE_TZSET=GNULIB_PORTCHECK; : ${GNULIB_GETTIMEOFDAY=0}; REPLACE_GMTIME=0; REPLACE_LOCALTIME=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5 printf %s "checking where to find the exponent in a 'float'... " >&6; } if test ${gl_cv_cc_float_expbit0+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_cc_float_expbit0="word 0 bit 23" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #define NWORDS \ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { float value; unsigned int word[NWORDS]; } memory_float; static unsigned int ored_words[NWORDS]; static unsigned int anded_words[NWORDS]; static void add_to_ored_words (float x) { memory_float m; size_t i; /* Clear it first, in case sizeof (float) < sizeof (memory_float). */ memset (&m, 0, sizeof (memory_float)); m.value = x; for (i = 0; i < NWORDS; i++) { ored_words[i] |= m.word[i]; anded_words[i] &= m.word[i]; } } int main () { size_t j; FILE *fp = fopen ("conftest.out", "w"); if (fp == NULL) return 1; for (j = 0; j < NWORDS; j++) anded_words[j] = ~ (unsigned int) 0; add_to_ored_words (0.25f); add_to_ored_words (0.5f); add_to_ored_words (1.0f); add_to_ored_words (2.0f); add_to_ored_words (4.0f); /* Remove bits that are common (e.g. if representation of the first mantissa bit is explicit). */ for (j = 0; j < NWORDS; j++) ored_words[j] &= ~anded_words[j]; /* Now find the nonzero word. */ for (j = 0; j < NWORDS; j++) if (ored_words[j] != 0) break; if (j < NWORDS) { size_t i; for (i = j + 1; i < NWORDS; i++) if (ored_words[i] != 0) { fprintf (fp, "unknown"); return (fclose (fp) != 0); } for (i = 0; ; i++) if ((ored_words[j] >> i) & 1) { fprintf (fp, "word %d bit %d", (int) j, (int) i); return (fclose (fp) != 0); } } fprintf (fp, "unknown"); return (fclose (fp) != 0); } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_cc_float_expbit0=`cat conftest.out` else gl_cv_cc_float_expbit0="unknown" fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.out fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5 printf "%s\n" "$gl_cv_cc_float_expbit0" >&6; } case "$gl_cv_cc_float_expbit0" in word*bit*) word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'` printf "%s\n" "#define FLT_EXPBIT0_WORD $word" >>confdefs.h printf "%s\n" "#define FLT_EXPBIT0_BIT $bit" >>confdefs.h ;; esac if test $gl_cv_have_include_next = yes; then gl_cv_next_limits_h='<'limits.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_limits_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_limits_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'limits.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_limits_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_limits_h gl_cv_next_limits_h='"'$gl_header'"' else gl_cv_next_limits_h='<'limits.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_limits_h" >&5 printf "%s\n" "$gl_cv_next_limits_h" >&6; } fi NEXT_LIMITS_H=$gl_cv_next_limits_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'limits.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_limits_h fi NEXT_AS_FIRST_DIRECTIVE_LIMITS_H=$gl_next_as_first_directive { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether limits.h has LLONG_MAX, WORD_BIT, ULLONG_WIDTH etc." >&5 printf %s "checking whether limits.h has LLONG_MAX, WORD_BIT, ULLONG_WIDTH etc.... " >&6; } if test ${gl_cv_header_limits_width+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifndef __STDC_WANT_IEC_60559_BFP_EXT__ #define __STDC_WANT_IEC_60559_BFP_EXT__ 1 #endif #include long long llm = LLONG_MAX; int wb = WORD_BIT; int ullw = ULLONG_WIDTH; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_limits_width=yes else gl_cv_header_limits_width=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_limits_width" >&5 printf "%s\n" "$gl_cv_header_limits_width" >&6; } if test "$gl_cv_header_limits_width" = yes; then LIMITS_H= else LIMITS_H=limits.h fi if test -n "$LIMITS_H"; then GL_GENERATE_LIMITS_H_TRUE= GL_GENERATE_LIMITS_H_FALSE='#' else GL_GENERATE_LIMITS_H_TRUE='#' GL_GENERATE_LIMITS_H_FALSE= fi if test "X$prefix" = "XNONE"; then acl_final_prefix="$ac_default_prefix" else acl_final_prefix="$prefix" fi if test "X$exec_prefix" = "XNONE"; then acl_final_exec_prefix='${prefix}' else acl_final_exec_prefix="$exec_prefix" fi acl_save_prefix="$prefix" prefix="$acl_final_prefix" eval acl_final_exec_prefix=\"$acl_final_exec_prefix\" prefix="$acl_save_prefix" # Check whether --with-gnu-ld was given. if test ${with_gnu_ld+y} then : withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes else with_gnu_ld=no fi # Prepare PATH_SEPARATOR. # The user is always right. if test "${PATH_SEPARATOR+set}" != set; then # Determine PATH_SEPARATOR by trying to find /bin/sh in a PATH which # contains only /bin. Note that ksh looks also at the FPATH variable, # so we have to set that as well for the test. PATH_SEPARATOR=: (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ || PATH_SEPARATOR=';' } fi if test -n "$LD"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld" >&5 printf %s "checking for ld... " >&6; } elif test "$GCC" = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5 printf %s "checking for ld used by $CC... " >&6; } elif test "$with_gnu_ld" = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5 printf %s "checking for GNU ld... " >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5 printf %s "checking for non-GNU ld... " >&6; } fi if test -n "$LD"; then # Let the user override the test with a path. : else if test ${acl_cv_path_LD+y} then : printf %s "(cached) " >&6 else acl_cv_path_LD= # Final result of this test ac_prog=ld # Program to search in $PATH if test "$GCC" = yes; then # Check if gcc -print-prog-name=ld gives a path. case $host in *-*-mingw*) # gcc leaves a trailing carriage return which upsets mingw acl_output=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; *) acl_output=`($CC -print-prog-name=ld) 2>&5` ;; esac case $acl_output in # Accept absolute paths. [\\/]* | ?:[\\/]*) re_direlt='/[^/][^/]*/\.\./' # Canonicalize the pathname of ld acl_output=`echo "$acl_output" | sed 's%\\\\%/%g'` while echo "$acl_output" | grep "$re_direlt" > /dev/null 2>&1; do acl_output=`echo $acl_output | sed "s%$re_direlt%/%"` done # Got the pathname. No search in PATH is needed. acl_cv_path_LD="$acl_output" ac_prog= ;; "") # If it fails, then pretend we aren't using GCC. ;; *) # If it is relative, then search for the first ld in PATH. with_gnu_ld=unknown ;; esac fi if test -n "$ac_prog"; then # Search for $ac_prog in $PATH. acl_save_ifs="$IFS"; IFS=$PATH_SEPARATOR for ac_dir in $PATH; do IFS="$acl_save_ifs" test -z "$ac_dir" && ac_dir=. if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then acl_cv_path_LD="$ac_dir/$ac_prog" # Check to see if the program is GNU ld. I'd rather use --version, # but apparently some variants of GNU ld only accept -v. # Break only if it was the GNU/non-GNU ld that we prefer. case `"$acl_cv_path_LD" -v 2>&1 conftest.$ac_ext /* end confdefs.h. */ #if defined __powerpc64__ || defined _ARCH_PPC64 int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : # The compiler produces 64-bit code. Add option '-b64' so that the # linker groks 64-bit object files. case "$acl_cv_path_LD " in *" -b64 "*) ;; *) acl_cv_path_LD="$acl_cv_path_LD -b64" ;; esac fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; sparc64-*-netbsd*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __sparcv9 || defined __arch64__ int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : else # The compiler produces 32-bit code. Add option '-m elf32_sparc' # so that the linker groks 32-bit object files. case "$acl_cv_path_LD " in *" -m elf32_sparc "*) ;; *) acl_cv_path_LD="$acl_cv_path_LD -m elf32_sparc" ;; esac fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; esac fi LD="$acl_cv_path_LD" fi if test -n "$LD"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LD" >&5 printf "%s\n" "$LD" >&6; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 printf "%s\n" "no" >&6; } as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5 printf %s "checking if the linker ($LD) is GNU ld... " >&6; } if test ${acl_cv_prog_gnu_ld+y} then : printf %s "(cached) " >&6 else # I'd rather use --version here, but apparently some GNU lds only accept -v. case `$LD -v 2>&1 &5 printf "%s\n" "$acl_cv_prog_gnu_ld" >&6; } with_gnu_ld=$acl_cv_prog_gnu_ld { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for shared library run path origin" >&5 printf %s "checking for shared library run path origin... " >&6; } if test ${acl_cv_rpath+y} then : printf %s "(cached) " >&6 else CC="$CC" GCC="$GCC" LDFLAGS="$LDFLAGS" LD="$LD" with_gnu_ld="$with_gnu_ld" \ ${CONFIG_SHELL-/bin/sh} "$ac_aux_dir/config.rpath" "$host" > conftest.sh . ./conftest.sh rm -f ./conftest.sh acl_cv_rpath=done fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $acl_cv_rpath" >&5 printf "%s\n" "$acl_cv_rpath" >&6; } wl="$acl_cv_wl" acl_libext="$acl_cv_libext" acl_shlibext="$acl_cv_shlibext" acl_libname_spec="$acl_cv_libname_spec" acl_library_names_spec="$acl_cv_library_names_spec" acl_hardcode_libdir_flag_spec="$acl_cv_hardcode_libdir_flag_spec" acl_hardcode_libdir_separator="$acl_cv_hardcode_libdir_separator" acl_hardcode_direct="$acl_cv_hardcode_direct" acl_hardcode_minus_L="$acl_cv_hardcode_minus_L" # Check whether --enable-rpath was given. if test ${enable_rpath+y} then : enableval=$enable_rpath; : else enable_rpath=yes fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking 32-bit host C ABI" >&5 printf %s "checking 32-bit host C ABI... " >&6; } if test ${gl_cv_host_cpu_c_abi_32bit+y} then : printf %s "(cached) " >&6 else if test -n "$gl_cv_host_cpu_c_abi"; then case "$gl_cv_host_cpu_c_abi" in i386 | x86_64-x32 | arm | armhf | arm64-ilp32 | hppa | ia64-ilp32 | mips | mipsn32 | powerpc | riscv*-ilp32* | s390 | sparc) gl_cv_host_cpu_c_abi_32bit=yes ;; *) gl_cv_host_cpu_c_abi_32bit=no ;; esac else case "$host_cpu" in i[4567]86 ) gl_cv_host_cpu_c_abi_32bit=yes ;; x86_64 ) # On x86_64 systems, the C compiler may be generating code in one of # these ABIs: # - 64-bit instruction set, 64-bit pointers, 64-bit 'long': x86_64. # - 64-bit instruction set, 64-bit pointers, 32-bit 'long': x86_64 # with native Windows (mingw, MSVC). # - 64-bit instruction set, 32-bit pointers, 32-bit 'long': x86_64-x32. # - 32-bit instruction set, 32-bit pointers, 32-bit 'long': i386. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if (defined __x86_64__ || defined __amd64__ \ || defined _M_X64 || defined _M_AMD64) \ && !(defined __ILP32__ || defined _ILP32) int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; arm* | aarch64 ) # Assume arm with EABI. # On arm64 systems, the C compiler may be generating code in one of # these ABIs: # - aarch64 instruction set, 64-bit pointers, 64-bit 'long': arm64. # - aarch64 instruction set, 32-bit pointers, 32-bit 'long': arm64-ilp32. # - 32-bit instruction set, 32-bit pointers, 32-bit 'long': arm or armhf. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __aarch64__ && !(defined __ILP32__ || defined _ILP32) int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; hppa1.0 | hppa1.1 | hppa2.0* | hppa64 ) # On hppa, the C compiler may be generating 32-bit code or 64-bit # code. In the latter case, it defines _LP64 and __LP64__. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __LP64__ int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; ia64* ) # On ia64 on HP-UX, the C compiler may be generating 64-bit code or # 32-bit code. In the latter case, it defines _ILP32. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _ILP32 int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=yes else gl_cv_host_cpu_c_abi_32bit=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; mips* ) # We should also check for (_MIPS_SZPTR == 64), but gcc keeps this # at 32. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined _MIPS_SZLONG && (_MIPS_SZLONG == 64) int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; powerpc* ) # Different ABIs are in use on AIX vs. Mac OS X vs. Linux,*BSD. # No need to distinguish them here; the caller may distinguish # them based on the OS. # On powerpc64 systems, the C compiler may still be generating # 32-bit code. And on powerpc-ibm-aix systems, the C compiler may # be generating 64-bit code. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __powerpc64__ || defined _ARCH_PPC64 int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; rs6000 ) gl_cv_host_cpu_c_abi_32bit=yes ;; riscv32 | riscv64 ) # There are 6 ABIs: ilp32, ilp32f, ilp32d, lp64, lp64f, lp64d. # Size of 'long' and 'void *': cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __LP64__ int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; s390* ) # On s390x, the C compiler may be generating 64-bit (= s390x) code # or 31-bit (= s390) code. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __LP64__ || defined __s390x__ int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; sparc | sparc64 ) # UltraSPARCs running Linux have `uname -m` = "sparc64", but the # C compiler still generates 32-bit code. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __sparcv9 || defined __arch64__ int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_host_cpu_c_abi_32bit=no else gl_cv_host_cpu_c_abi_32bit=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; *) gl_cv_host_cpu_c_abi_32bit=no ;; esac fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_host_cpu_c_abi_32bit" >&5 printf "%s\n" "$gl_cv_host_cpu_c_abi_32bit" >&6; } HOST_CPU_C_ABI_32BIT="$gl_cv_host_cpu_c_abi_32bit" case "$host_os" in solaris*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit host" >&5 printf %s "checking for 64-bit host... " >&6; } if test ${gl_cv_solaris_64bit+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _LP64 int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_solaris_64bit=yes else gl_cv_solaris_64bit=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_solaris_64bit" >&5 printf "%s\n" "$gl_cv_solaris_64bit" >&6; };; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for the common suffixes of directories in the library search path" >&5 printf %s "checking for the common suffixes of directories in the library search path... " >&6; } if test ${acl_cv_libdirstems+y} then : printf %s "(cached) " >&6 else acl_libdirstem=lib acl_libdirstem2= case "$host_os" in solaris*) if test $gl_cv_solaris_64bit = yes; then acl_libdirstem=lib/64 case "$host_cpu" in sparc*) acl_libdirstem2=lib/sparcv9 ;; i*86 | x86_64) acl_libdirstem2=lib/amd64 ;; esac fi ;; *) if test "$HOST_CPU_C_ABI_32BIT" != yes; then searchpath=`(if test -f /usr/bin/gcc \ && LC_ALL=C /usr/bin/gcc -print-search-dirs >/dev/null 2>/dev/null; then \ LC_ALL=C /usr/bin/gcc -print-search-dirs; \ else \ LC_ALL=C $CC -print-search-dirs; \ fi) 2>/dev/null \ | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'` if test -n "$searchpath"; then acl_save_IFS="${IFS= }"; IFS=":" for searchdir in $searchpath; do if test -d "$searchdir"; then case "$searchdir" in */lib64/ | */lib64 ) acl_libdirstem=lib64 ;; */../ | */.. ) # Better ignore directories of this form. They are misleading. ;; *) searchdir=`cd "$searchdir" && pwd` case "$searchdir" in */lib64 ) acl_libdirstem=lib64 ;; esac ;; esac fi done IFS="$acl_save_IFS" fi fi ;; esac test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem" acl_cv_libdirstems="$acl_libdirstem,$acl_libdirstem2" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $acl_cv_libdirstems" >&5 printf "%s\n" "$acl_cv_libdirstems" >&6; } # Decompose acl_cv_libdirstems into acl_libdirstem and acl_libdirstem2. acl_libdirstem=`echo "$acl_cv_libdirstems" | sed -e 's/,.*//'` acl_libdirstem2=`echo "$acl_cv_libdirstems" | sed -e '/,/s/.*,//'` gl_threads_api=none LIBTHREAD= LTLIBTHREAD= LIBMULTITHREAD= LTLIBMULTITHREAD= if test "$gl_use_threads" != no; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether imported symbols can be declared weak" >&5 printf %s "checking whether imported symbols can be declared weak... " >&6; } if test ${gl_cv_have_weak+y} then : printf %s "(cached) " >&6 else gl_cv_have_weak=no cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ extern void xyzzy (); #pragma weak xyzzy int main (void) { xyzzy(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_have_weak=maybe fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext if test $gl_cv_have_weak = maybe; then if test "$cross_compiling" = yes then : cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __ELF__ Extensible Linking Format #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Extensible Linking Format" >/dev/null 2>&1 then : gl_cv_have_weak="guessing yes" else gl_cv_have_weak="guessing no" fi rm -rf conftest* else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #pragma weak fputs int main () { return (fputs == NULL); } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_have_weak=yes else gl_cv_have_weak=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi case " $LDFLAGS " in *" -static "*) gl_cv_have_weak=no ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_weak" >&5 printf "%s\n" "$gl_cv_have_weak" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the linker supports --as-needed" >&5 printf %s "checking whether the linker supports --as-needed... " >&6; } if test ${gl_cv_linker_have_as_needed+y} then : printf %s "(cached) " >&6 else if test -n "$GCC"; then gl_saved_ldflags="$LDFLAGS" LDFLAGS="$gl_saved_ldflags -Wl,--as-needed -Wl,--no-as-needed" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_linker_have_as_needed=yes else gl_cv_linker_have_as_needed=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LDFLAGS="$gl_saved_ldflags" else gl_cv_linker_have_as_needed=no fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_linker_have_as_needed" >&5 printf "%s\n" "$gl_cv_linker_have_as_needed" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the linker supports --push-state" >&5 printf %s "checking whether the linker supports --push-state... " >&6; } if test ${gl_cv_linker_have_push_state+y} then : printf %s "(cached) " >&6 else if test -n "$GCC"; then gl_saved_ldflags="$LDFLAGS" LDFLAGS="$gl_saved_ldflags -Wl,--push-state -Wl,--pop-state" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_linker_have_push_state=yes else gl_cv_linker_have_push_state=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LDFLAGS="$gl_saved_ldflags" else gl_cv_linker_have_push_state=no fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_linker_have_push_state" >&5 printf "%s\n" "$gl_cv_linker_have_push_state" >&6; } if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then # On OSF/1, the compiler needs the flag -pthread or -D_REENTRANT so that # it groks . It's added above, in gl_THREADLIB_EARLY_BODY. ac_fn_c_check_header_compile "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default" if test "x$ac_cv_header_pthread_h" = xyes then : gl_have_pthread_h=yes else gl_have_pthread_h=no fi if test "$gl_have_pthread_h" = yes; then # Other possible tests: # -lpthreads (FSU threads, PCthreads) # -lgthreads gl_have_pthread= # Test whether both pthread_mutex_lock and pthread_mutexattr_init exist # in libc. IRIX 6.5 has the first one in both libc and libpthread, but # the second one only in libpthread, and lock.c needs it. # # If -pthread works, prefer it to -lpthread, since Ubuntu 14.04 # needs -pthread for some reason. See: # https://lists.gnu.org/r/bug-gnulib/2014-09/msg00023.html save_LIBS=$LIBS for gl_pthread in '' '-pthread'; do LIBS="$LIBS $gl_pthread" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include pthread_mutex_t m; pthread_mutexattr_t ma; int main (void) { pthread_mutex_lock (&m); pthread_mutexattr_init (&ma); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_have_pthread=yes LIBTHREAD=$gl_pthread LTLIBTHREAD=$gl_pthread LIBMULTITHREAD=$gl_pthread LTLIBMULTITHREAD=$gl_pthread fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$save_LIBS test -n "$gl_have_pthread" && break done # Test for libpthread by looking for pthread_kill. (Not pthread_self, # since it is defined as a macro on OSF/1.) if test -n "$gl_have_pthread" && test -z "$LIBTHREAD"; then # The program links fine without libpthread. But it may actually # need to link with libpthread in order to create multiple threads. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lpthread" >&5 printf %s "checking for pthread_kill in -lpthread... " >&6; } if test ${ac_cv_lib_pthread_pthread_kill+y} then : printf %s "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lpthread $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char pthread_kill (); int main (void) { return pthread_kill (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_lib_pthread_pthread_kill=yes else ac_cv_lib_pthread_pthread_kill=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; } if test "x$ac_cv_lib_pthread_pthread_kill" = xyes then : LIBMULTITHREAD=-lpthread LTLIBMULTITHREAD=-lpthread # On Solaris and HP-UX, most pthread functions exist also in libc. # Therefore pthread_in_use() needs to actually try to create a # thread: pthread_create from libc will fail, whereas # pthread_create will actually create a thread. # On Solaris 10 or newer, this test is no longer needed, because # libc contains the fully functional pthread functions. case "$host_os" in solaris | solaris2.1-9 | solaris2.1-9.* | hpux*) printf "%s\n" "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h esac fi elif test -z "$gl_have_pthread"; then # Some library is needed. Try libpthread and libc_r. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lpthread" >&5 printf %s "checking for pthread_kill in -lpthread... " >&6; } if test ${ac_cv_lib_pthread_pthread_kill+y} then : printf %s "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lpthread $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char pthread_kill (); int main (void) { return pthread_kill (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_lib_pthread_pthread_kill=yes else ac_cv_lib_pthread_pthread_kill=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5 printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; } if test "x$ac_cv_lib_pthread_pthread_kill" = xyes then : gl_have_pthread=yes LIBTHREAD=-lpthread LTLIBTHREAD=-lpthread LIBMULTITHREAD=-lpthread LTLIBMULTITHREAD=-lpthread fi if test -z "$gl_have_pthread"; then # For FreeBSD 4. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lc_r" >&5 printf %s "checking for pthread_kill in -lc_r... " >&6; } if test ${ac_cv_lib_c_r_pthread_kill+y} then : printf %s "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lc_r $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char pthread_kill (); int main (void) { return pthread_kill (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_lib_c_r_pthread_kill=yes else ac_cv_lib_c_r_pthread_kill=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_kill" >&5 printf "%s\n" "$ac_cv_lib_c_r_pthread_kill" >&6; } if test "x$ac_cv_lib_c_r_pthread_kill" = xyes then : gl_have_pthread=yes LIBTHREAD=-lc_r LTLIBTHREAD=-lc_r LIBMULTITHREAD=-lc_r LTLIBMULTITHREAD=-lc_r fi fi fi if test -n "$gl_have_pthread"; then gl_threads_api=posix printf "%s\n" "#define USE_POSIX_THREADS 1" >>confdefs.h if test -n "$LIBMULTITHREAD" || test -n "$LTLIBMULTITHREAD"; then if case "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then printf "%s\n" "#define USE_POSIX_THREADS_WEAK 1" >>confdefs.h LIBTHREAD= LTLIBTHREAD= case "$LIBMULTITHREAD" in "") ;; -pthread) if test $gl_cv_linker_have_as_needed = yes; then if test $gl_cv_linker_have_push_state = yes; then LIBMULTITHREAD="$LIBMULTITHREAD -Wl,--push-state -Wl,--no-as-needed -lpthread -Wl,--pop-state" else LIBMULTITHREAD="$LIBMULTITHREAD -Wl,--no-as-needed -lpthread" fi fi ;; *) if test $gl_cv_linker_have_as_needed = yes; then if test $gl_cv_linker_have_push_state = yes; then LIBMULTITHREAD="-Wl,--push-state -Wl,--no-as-needed $LIBMULTITHREAD -Wl,--pop-state" else LIBMULTITHREAD="-Wl,--no-as-needed $LIBMULTITHREAD" fi fi ;; esac # TODO: May need to modify LTLIBMULTITHREAD similarly. fi fi fi fi fi if test -z "$gl_have_pthread"; then if test "$gl_use_threads" = yes || test "$gl_use_threads" = solaris; then gl_have_solaristhread= gl_save_LIBS="$LIBS" LIBS="$LIBS -lthread" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { thr_self(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_have_solaristhread=yes fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS="$gl_save_LIBS" if test -n "$gl_have_solaristhread"; then gl_threads_api=solaris LIBTHREAD=-lthread LTLIBTHREAD=-lthread LIBMULTITHREAD="$LIBTHREAD" LTLIBMULTITHREAD="$LTLIBTHREAD" printf "%s\n" "#define USE_SOLARIS_THREADS 1" >>confdefs.h if case "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then printf "%s\n" "#define USE_SOLARIS_THREADS_WEAK 1" >>confdefs.h LIBTHREAD= LTLIBTHREAD= if test $gl_cv_linker_have_as_needed = yes; then if test $gl_cv_linker_have_push_state = yes; then LIBMULTITHREAD="-Wl,--push-state -Wl,--no-as-needed $LIBMULTITHREAD -Wl,--pop-state" else LIBMULTITHREAD="-Wl,--no-as-needed $LIBMULTITHREAD" fi fi # TODO: May need to modify LTLIBMULTITHREAD similarly. fi fi fi fi if test "$gl_use_threads" = pth; then gl_save_CPPFLAGS="$CPPFLAGS" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to link with libpth" >&5 printf %s "checking how to link with libpth... " >&6; } if test ${ac_cv_libpth_libs+y} then : printf %s "(cached) " >&6 else use_additional=yes acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" # Check whether --with-libpth-prefix was given. if test ${with_libpth_prefix+y} then : withval=$with_libpth_prefix; if test "X$withval" = "Xno"; then use_additional=no else if test "X$withval" = "X"; then acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" else additional_includedir="$withval/include" additional_libdir="$withval/$acl_libdirstem" if test "$acl_libdirstem2" != "$acl_libdirstem" \ && test ! -d "$withval/$acl_libdirstem"; then additional_libdir="$withval/$acl_libdirstem2" fi fi fi fi LIBPTH= LTLIBPTH= INCPTH= LIBPTH_PREFIX= HAVE_LIBPTH= rpathdirs= ltrpathdirs= names_already_handled= names_next_round='pth ' while test -n "$names_next_round"; do names_this_round="$names_next_round" names_next_round= for name in $names_this_round; do already_handled= for n in $names_already_handled; do if test "$n" = "$name"; then already_handled=yes break fi done if test -z "$already_handled"; then names_already_handled="$names_already_handled $name" uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./+-|ABCDEFGHIJKLMNOPQRSTUVWXYZ____|'` eval value=\"\$HAVE_LIB$uppername\" if test -n "$value"; then if test "$value" = yes; then eval value=\"\$LIB$uppername\" test -z "$value" || LIBPTH="${LIBPTH}${LIBPTH:+ }$value" eval value=\"\$LTLIB$uppername\" test -z "$value" || LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }$value" else : fi else found_dir= found_la= found_so= found_a= eval libname=\"$acl_libname_spec\" # typically: libname=lib$name if test -n "$acl_shlibext"; then shrext=".$acl_shlibext" # typically: shrext=.so else shrext= fi if test $use_additional = yes; then dir="$additional_libdir" if test -n "$acl_shlibext"; then if test -f "$dir/$libname$shrext"; then found_dir="$dir" found_so="$dir/$libname$shrext" else if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then ver=`(cd "$dir" && \ for f in "$libname$shrext".*; do echo "$f"; done \ | sed -e "s,^$libname$shrext\\\\.,," \ | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ | sed 1q ) 2>/dev/null` if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then found_dir="$dir" found_so="$dir/$libname$shrext.$ver" fi else eval library_names=\"$acl_library_names_spec\" for f in $library_names; do if test -f "$dir/$f"; then found_dir="$dir" found_so="$dir/$f" break fi done fi fi fi if test "X$found_dir" = "X"; then if test -f "$dir/$libname.$acl_libext"; then found_dir="$dir" found_a="$dir/$libname.$acl_libext" fi fi if test "X$found_dir" != "X"; then if test -f "$dir/$libname.la"; then found_la="$dir/$libname.la" fi fi fi if test "X$found_dir" = "X"; then for x in $LDFLAGS $LTLIBPTH; do acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval x=\"$x\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" case "$x" in -L*) dir=`echo "X$x" | sed -e 's/^X-L//'` if test -n "$acl_shlibext"; then if test -f "$dir/$libname$shrext"; then found_dir="$dir" found_so="$dir/$libname$shrext" else if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then ver=`(cd "$dir" && \ for f in "$libname$shrext".*; do echo "$f"; done \ | sed -e "s,^$libname$shrext\\\\.,," \ | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ | sed 1q ) 2>/dev/null` if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then found_dir="$dir" found_so="$dir/$libname$shrext.$ver" fi else eval library_names=\"$acl_library_names_spec\" for f in $library_names; do if test -f "$dir/$f"; then found_dir="$dir" found_so="$dir/$f" break fi done fi fi fi if test "X$found_dir" = "X"; then if test -f "$dir/$libname.$acl_libext"; then found_dir="$dir" found_a="$dir/$libname.$acl_libext" fi fi if test "X$found_dir" != "X"; then if test -f "$dir/$libname.la"; then found_la="$dir/$libname.la" fi fi ;; esac if test "X$found_dir" != "X"; then break fi done fi if test "X$found_dir" != "X"; then LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-L$found_dir -l$name" if test "X$found_so" != "X"; then if test "$enable_rpath" = no \ || test "X$found_dir" = "X/usr/$acl_libdirstem" \ || test "X$found_dir" = "X/usr/$acl_libdirstem2"; then LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" else haveit= for x in $ltrpathdirs; do if test "X$x" = "X$found_dir"; then haveit=yes break fi done if test -z "$haveit"; then ltrpathdirs="$ltrpathdirs $found_dir" fi if test "$acl_hardcode_direct" = yes; then LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" else if test -n "$acl_hardcode_libdir_flag_spec" && test "$acl_hardcode_minus_L" = no; then LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" haveit= for x in $rpathdirs; do if test "X$x" = "X$found_dir"; then haveit=yes break fi done if test -z "$haveit"; then rpathdirs="$rpathdirs $found_dir" fi else haveit= for x in $LDFLAGS $LIBPTH; do acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval x=\"$x\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" if test "X$x" = "X-L$found_dir"; then haveit=yes break fi done if test -z "$haveit"; then LIBPTH="${LIBPTH}${LIBPTH:+ }-L$found_dir" fi if test "$acl_hardcode_minus_L" != no; then LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" else LIBPTH="${LIBPTH}${LIBPTH:+ }-l$name" fi fi fi fi else if test "X$found_a" != "X"; then LIBPTH="${LIBPTH}${LIBPTH:+ }$found_a" else LIBPTH="${LIBPTH}${LIBPTH:+ }-L$found_dir -l$name" fi fi additional_includedir= case "$found_dir" in */$acl_libdirstem | */$acl_libdirstem/) basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem/"'*$,,'` if test "$name" = 'pth'; then LIBPTH_PREFIX="$basedir" fi additional_includedir="$basedir/include" ;; */$acl_libdirstem2 | */$acl_libdirstem2/) basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem2/"'*$,,'` if test "$name" = 'pth'; then LIBPTH_PREFIX="$basedir" fi additional_includedir="$basedir/include" ;; esac if test "X$additional_includedir" != "X"; then if test "X$additional_includedir" != "X/usr/include"; then haveit= if test "X$additional_includedir" = "X/usr/local/include"; then if test -n "$GCC"; then case $host_os in linux* | gnu* | k*bsd*-gnu) haveit=yes;; esac fi fi if test -z "$haveit"; then for x in $CPPFLAGS $INCPTH; do acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval x=\"$x\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" if test "X$x" = "X-I$additional_includedir"; then haveit=yes break fi done if test -z "$haveit"; then if test -d "$additional_includedir"; then INCPTH="${INCPTH}${INCPTH:+ }-I$additional_includedir" fi fi fi fi fi if test -n "$found_la"; then save_libdir="$libdir" case "$found_la" in */* | *\\*) . "$found_la" ;; *) . "./$found_la" ;; esac libdir="$save_libdir" for dep in $dependency_libs; do case "$dep" in -L*) additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` if test "X$additional_libdir" != "X/usr/$acl_libdirstem" \ && test "X$additional_libdir" != "X/usr/$acl_libdirstem2"; then haveit= if test "X$additional_libdir" = "X/usr/local/$acl_libdirstem" \ || test "X$additional_libdir" = "X/usr/local/$acl_libdirstem2"; then if test -n "$GCC"; then case $host_os in linux* | gnu* | k*bsd*-gnu) haveit=yes;; esac fi fi if test -z "$haveit"; then haveit= for x in $LDFLAGS $LIBPTH; do acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval x=\"$x\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" if test "X$x" = "X-L$additional_libdir"; then haveit=yes break fi done if test -z "$haveit"; then if test -d "$additional_libdir"; then LIBPTH="${LIBPTH}${LIBPTH:+ }-L$additional_libdir" fi fi haveit= for x in $LDFLAGS $LTLIBPTH; do acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval x=\"$x\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" if test "X$x" = "X-L$additional_libdir"; then haveit=yes break fi done if test -z "$haveit"; then if test -d "$additional_libdir"; then LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-L$additional_libdir" fi fi fi fi ;; -R*) dir=`echo "X$dep" | sed -e 's/^X-R//'` if test "$enable_rpath" != no; then haveit= for x in $rpathdirs; do if test "X$x" = "X$dir"; then haveit=yes break fi done if test -z "$haveit"; then rpathdirs="$rpathdirs $dir" fi haveit= for x in $ltrpathdirs; do if test "X$x" = "X$dir"; then haveit=yes break fi done if test -z "$haveit"; then ltrpathdirs="$ltrpathdirs $dir" fi fi ;; -l*) names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` ;; *.la) names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` ;; *) LIBPTH="${LIBPTH}${LIBPTH:+ }$dep" LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }$dep" ;; esac done fi else LIBPTH="${LIBPTH}${LIBPTH:+ }-l$name" LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-l$name" fi fi fi done done if test "X$rpathdirs" != "X"; then if test -n "$acl_hardcode_libdir_separator"; then alldirs= for found_dir in $rpathdirs; do alldirs="${alldirs}${alldirs:+$acl_hardcode_libdir_separator}$found_dir" done acl_save_libdir="$libdir" libdir="$alldirs" eval flag=\"$acl_hardcode_libdir_flag_spec\" libdir="$acl_save_libdir" LIBPTH="${LIBPTH}${LIBPTH:+ }$flag" else for found_dir in $rpathdirs; do acl_save_libdir="$libdir" libdir="$found_dir" eval flag=\"$acl_hardcode_libdir_flag_spec\" libdir="$acl_save_libdir" LIBPTH="${LIBPTH}${LIBPTH:+ }$flag" done fi fi if test "X$ltrpathdirs" != "X"; then for found_dir in $ltrpathdirs; do LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-R$found_dir" done fi ac_cv_libpth_libs="$LIBPTH" ac_cv_libpth_ltlibs="$LTLIBPTH" ac_cv_libpth_cppflags="$INCPTH" ac_cv_libpth_prefix="$LIBPTH_PREFIX" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libpth_libs" >&5 printf "%s\n" "$ac_cv_libpth_libs" >&6; } LIBPTH="$ac_cv_libpth_libs" LTLIBPTH="$ac_cv_libpth_ltlibs" INCPTH="$ac_cv_libpth_cppflags" LIBPTH_PREFIX="$ac_cv_libpth_prefix" for element in $INCPTH; do haveit= for x in $CPPFLAGS; do acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" eval x=\"$x\" exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" if test "X$x" = "X$element"; then haveit=yes break fi done if test -z "$haveit"; then CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element" fi done HAVE_LIBPTH=yes gl_have_pth= gl_save_LIBS="$LIBS" LIBS="$LIBS $LIBPTH" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { pth_self(); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_have_pth=yes fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS="$gl_save_LIBS" if test -n "$gl_have_pth"; then gl_threads_api=pth LIBTHREAD="$LIBPTH" LTLIBTHREAD="$LTLIBPTH" LIBMULTITHREAD="$LIBTHREAD" LTLIBMULTITHREAD="$LTLIBTHREAD" printf "%s\n" "#define USE_PTH_THREADS 1" >>confdefs.h if test -n "$LIBMULTITHREAD" || test -n "$LTLIBMULTITHREAD"; then if case "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then printf "%s\n" "#define USE_PTH_THREADS_WEAK 1" >>confdefs.h LIBTHREAD= LTLIBTHREAD= if test $gl_cv_linker_have_as_needed = yes; then if test $gl_cv_linker_have_push_state = yes; then LIBMULTITHREAD="-Wl,--push-state -Wl,--no-as-needed $LIBMULTITHREAD -Wl,--pop-state" else LIBMULTITHREAD="-Wl,--no-as-needed $LIBMULTITHREAD" fi fi # TODO: May need to modify LTLIBMULTITHREAD similarly. fi fi else CPPFLAGS="$gl_save_CPPFLAGS" fi fi if test -z "$gl_have_pthread"; then case "$gl_use_threads" in yes | windows | win32) # The 'win32' is for backward compatibility. if { case "$host_os" in mingw*) true;; *) false;; esac }; then gl_threads_api=windows printf "%s\n" "#define USE_WINDOWS_THREADS 1" >>confdefs.h fi ;; esac fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for multithread API to use" >&5 printf %s "checking for multithread API to use... " >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_threads_api" >&5 printf "%s\n" "$gl_threads_api" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5 printf %s "checking for a sed that does not truncate output... " >&6; } if test ${ac_cv_path_SED+y} then : printf %s "(cached) " >&6 else ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/ for ac_i in 1 2 3 4 5 6 7; do ac_script="$ac_script$as_nl$ac_script" done echo "$ac_script" 2>/dev/null | sed 99q >conftest.sed { ac_script=; unset ac_script;} if test -z "$SED"; then ac_path_SED_found=false # Loop through the user's path and test for each of PROGNAME-LIST as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac for ac_prog in sed gsed do for ac_exec_ext in '' $ac_executable_extensions; do ac_path_SED="$as_dir$ac_prog$ac_exec_ext" as_fn_executable_p "$ac_path_SED" || continue # Check for GNU ac_path_SED and select it if it is found. # Check for GNU $ac_path_SED case `"$ac_path_SED" --version 2>&1` in *GNU*) ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;; *) ac_count=0 printf %s 0123456789 >"conftest.in" while : do cat "conftest.in" "conftest.in" >"conftest.tmp" mv "conftest.tmp" "conftest.in" cp "conftest.in" "conftest.nl" printf "%s\n" '' >> "conftest.nl" "$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break as_fn_arith $ac_count + 1 && ac_count=$as_val if test $ac_count -gt ${ac_path_SED_max-0}; then # Best one so far, save it but keep looking for a better one ac_cv_path_SED="$ac_path_SED" ac_path_SED_max=$ac_count fi # 10*(2^10) chars as input seems more than enough test $ac_count -gt 10 && break done rm -f conftest.in conftest.tmp conftest.nl conftest.out;; esac $ac_path_SED_found && break 3 done done done IFS=$as_save_IFS if test -z "$ac_cv_path_SED"; then as_fn_error $? "no acceptable sed could be found in \$PATH" "$LINENO" 5 fi else ac_cv_path_SED=$SED fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5 printf "%s\n" "$ac_cv_path_SED" >&6; } SED="$ac_cv_path_SED" rm -f conftest.sed # Autoupdate added the following line to ensure that your configure # script's behavior did not change. It is probably safe to remove. ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default" if test "x$ac_cv_header_stdlib_h" = xyes then : printf "%s\n" "#define HAVE_STDLIB_H 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible malloc" >&5 printf %s "checking for GNU libc compatible malloc... " >&6; } if test ${ac_cv_func_malloc_0_nonnull+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on platforms where we know the result. *-gnu* | gnu* | freebsd* | netbsd* | openbsd* \ | hpux* | solaris* | cygwin* | mingw*) ac_cv_func_malloc_0_nonnull=yes ;; # If we don't know, assume the worst. *) ac_cv_func_malloc_0_nonnull=no ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined STDC_HEADERS || defined HAVE_STDLIB_H # include #else char *malloc (); #endif int main (void) { char *p = malloc (0); int result = !p; free (p); return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_func_malloc_0_nonnull=yes else ac_cv_func_malloc_0_nonnull=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5 printf "%s\n" "$ac_cv_func_malloc_0_nonnull" >&6; } if test $ac_cv_func_malloc_0_nonnull = yes then : gl_cv_func_malloc_0_nonnull=1 else gl_cv_func_malloc_0_nonnull=0 fi printf "%s\n" "#define MALLOC_0_IS_NONNULL $gl_cv_func_malloc_0_nonnull" >>confdefs.h GNULIB_EXPLICIT_BZERO=0; GNULIB_FFSL=0; GNULIB_FFSLL=0; GNULIB_MEMCHR=0; GNULIB_MEMMEM=0; GNULIB_MEMPCPY=0; GNULIB_MEMRCHR=0; GNULIB_RAWMEMCHR=0; GNULIB_STPCPY=0; GNULIB_STPNCPY=0; GNULIB_STRCHRNUL=0; GNULIB_STRDUP=0; GNULIB_STRNCAT=0; GNULIB_STRNDUP=0; GNULIB_STRNLEN=0; GNULIB_STRPBRK=0; GNULIB_STRSEP=0; GNULIB_STRSTR=0; GNULIB_STRCASESTR=0; GNULIB_STRTOK_R=0; GNULIB_MBSLEN=0; GNULIB_MBSNLEN=0; GNULIB_MBSCHR=0; GNULIB_MBSRCHR=0; GNULIB_MBSSTR=0; GNULIB_MBSCASECMP=0; GNULIB_MBSNCASECMP=0; GNULIB_MBSPCASECMP=0; GNULIB_MBSCASESTR=0; GNULIB_MBSCSPN=0; GNULIB_MBSPBRK=0; GNULIB_MBSSPN=0; GNULIB_MBSSEP=0; GNULIB_MBSTOK_R=0; GNULIB_STRERROR=0; GNULIB_STRERROR_R=0; GNULIB_STRSIGNAL=0; GNULIB_STRVERSCMP=0; HAVE_MBSLEN=0; HAVE_EXPLICIT_BZERO=1; HAVE_FFSL=1; HAVE_FFSLL=1; HAVE_MEMCHR=1; HAVE_DECL_MEMMEM=1; HAVE_MEMPCPY=1; HAVE_DECL_MEMRCHR=1; HAVE_RAWMEMCHR=1; HAVE_STPCPY=1; HAVE_STPNCPY=1; HAVE_STRCHRNUL=1; HAVE_DECL_STRDUP=1; HAVE_DECL_STRNDUP=1; HAVE_DECL_STRNLEN=1; HAVE_STRPBRK=1; HAVE_STRSEP=1; HAVE_STRCASESTR=1; HAVE_DECL_STRTOK_R=1; HAVE_DECL_STRERROR_R=1; HAVE_DECL_STRSIGNAL=1; HAVE_STRVERSCMP=1; REPLACE_MEMCHR=0; REPLACE_MEMMEM=0; REPLACE_STPNCPY=0; REPLACE_STRCHRNUL=0; REPLACE_STRDUP=0; REPLACE_STRNCAT=0; REPLACE_STRNDUP=0; REPLACE_STRNLEN=0; REPLACE_STRSTR=0; REPLACE_STRCASESTR=0; REPLACE_STRTOK_R=0; REPLACE_STRERROR=0; REPLACE_STRERROR_R=0; REPLACE_STRSIGNAL=0; UNDEFINE_STRTOK_R=0; # Check for mmap(). Don't use AC_FUNC_MMAP, because it checks too much: it # fails on HP-UX 11, because MAP_FIXED mappings do not work. But this is # irrelevant for anonymous mappings. ac_fn_c_check_func "$LINENO" "mmap" "ac_cv_func_mmap" if test "x$ac_cv_func_mmap" = xyes then : gl_have_mmap=yes else gl_have_mmap=no fi # Try to allow MAP_ANONYMOUS. gl_have_mmap_anonymous=no if test $gl_have_mmap = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for MAP_ANONYMOUS" >&5 printf %s "checking for MAP_ANONYMOUS... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef MAP_ANONYMOUS I cannot identify this map #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "I cannot identify this map" >/dev/null 2>&1 then : gl_have_mmap_anonymous=yes fi rm -rf conftest* if test $gl_have_mmap_anonymous != yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef MAP_ANON I cannot identify this map #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "I cannot identify this map" >/dev/null 2>&1 then : printf "%s\n" "#define MAP_ANONYMOUS MAP_ANON" >>confdefs.h gl_have_mmap_anonymous=yes fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_have_mmap_anonymous" >&5 printf "%s\n" "$gl_have_mmap_anonymous" >&6; } if test $gl_have_mmap_anonymous = yes; then printf "%s\n" "#define HAVE_MAP_ANONYMOUS 1" >>confdefs.h fi fi if test $HAVE_MEMCHR = 1; then # Detect platform-specific bugs in some versions of glibc: # memchr should not dereference anything with length 0 # https://bugzilla.redhat.com/show_bug.cgi?id=499689 # memchr should not dereference overestimated length after a match # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521737 # https://sourceware.org/bugzilla/show_bug.cgi?id=10162 # Assume that memchr works on platforms that lack mprotect. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether memchr works" >&5 printf %s "checking whether memchr works... " >&6; } if test ${gl_cv_func_memchr_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on native Windows. mingw*) gl_cv_func_memchr_works="guessing yes" ;; # Be pessimistic for now. *) gl_cv_func_memchr_works="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_SYS_MMAN_H # include # include # include # include # ifndef MAP_FILE # define MAP_FILE 0 # endif #endif int main (void) { int result = 0; char *fence = NULL; #if HAVE_SYS_MMAN_H && HAVE_MPROTECT # if HAVE_MAP_ANONYMOUS const int flags = MAP_ANONYMOUS | MAP_PRIVATE; const int fd = -1; # else /* !HAVE_MAP_ANONYMOUS */ const int flags = MAP_FILE | MAP_PRIVATE; int fd = open ("/dev/zero", O_RDONLY, 0666); if (fd >= 0) # endif { int pagesize = getpagesize (); char *two_pages = (char *) mmap (NULL, 2 * pagesize, PROT_READ | PROT_WRITE, flags, fd, 0); if (two_pages != (char *)(-1) && mprotect (two_pages + pagesize, pagesize, PROT_NONE) == 0) fence = two_pages + pagesize; } #endif if (fence) { if (memchr (fence, 0, 0)) result |= 1; strcpy (fence - 9, "12345678"); if (memchr (fence - 9, 0, 79) != fence - 1) result |= 2; if (memchr (fence - 1, 0, 3) != fence - 1) result |= 4; } return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_memchr_works=yes else gl_cv_func_memchr_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_memchr_works" >&5 printf "%s\n" "$gl_cv_func_memchr_works" >&6; } case "$gl_cv_func_memchr_works" in *yes) ;; *) REPLACE_MEMCHR=1 ;; esac fi ac_fn_c_check_decl "$LINENO" "memrchr" "ac_cv_have_decl_memrchr" "$ac_includes_default" if test "x$ac_cv_have_decl_memrchr" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_MEMRCHR $ac_have_decl" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for O_CLOEXEC" >&5 printf %s "checking for O_CLOEXEC... " >&6; } if test ${gl_cv_macro_O_CLOEXEC+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifndef O_CLOEXEC choke me; #endif int main (void) { return O_CLOEXEC; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_macro_O_CLOEXEC=yes else gl_cv_macro_O_CLOEXEC=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_macro_O_CLOEXEC" >&5 printf "%s\n" "$gl_cv_macro_O_CLOEXEC" >&6; } REPLACE_STRERROR_0=0 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror(0) succeeds" >&5 printf %s "checking whether strerror(0) succeeds... " >&6; } if test ${gl_cv_func_strerror_0_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_strerror_0_works="guessing yes" ;; # Guess yes on native Windows. mingw*) gl_cv_func_strerror_0_works="guessing yes" ;; # If we don't know, assume the worst. *) gl_cv_func_strerror_0_works="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { int result = 0; char *str; errno = 0; str = strerror (0); if (!*str) result |= 1; if (errno) result |= 2; if (strstr (str, "nknown") || strstr (str, "ndefined")) result |= 4; return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_strerror_0_works=yes else gl_cv_func_strerror_0_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_0_works" >&5 printf "%s\n" "$gl_cv_func_strerror_0_works" >&6; } case "$gl_cv_func_strerror_0_works" in *yes) ;; *) REPLACE_STRERROR_0=1 printf "%s\n" "#define REPLACE_STRERROR_0 1" >>confdefs.h ;; esac if test $ac_cv_func_strerror_r = yes; then if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for strerror_r with POSIX signature" >&5 printf %s "checking for strerror_r with POSIX signature... " >&6; } if test ${gl_cv_func_strerror_r_posix_signature+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int strerror_r (int, char *, size_t); int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_strerror_r_posix_signature=yes else gl_cv_func_strerror_r_posix_signature=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_posix_signature" >&5 printf "%s\n" "$gl_cv_func_strerror_r_posix_signature" >&6; } if test $gl_cv_func_strerror_r_posix_signature = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror_r works" >&5 printf %s "checking whether strerror_r works... " >&6; } if test ${gl_cv_func_strerror_r_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on AIX. aix*) gl_cv_func_strerror_r_works="guessing no";; # Guess no on HP-UX. hpux*) gl_cv_func_strerror_r_works="guessing no";; # Guess no on BSD variants. *bsd*) gl_cv_func_strerror_r_works="guessing no";; # Guess yes otherwise. *) gl_cv_func_strerror_r_works="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { int result = 0; char buf[79]; if (strerror_r (EACCES, buf, 0) < 0) result |= 1; errno = 0; if (strerror_r (EACCES, buf, sizeof buf) != 0) result |= 2; strcpy (buf, "Unknown"); if (strerror_r (0, buf, sizeof buf) != 0) result |= 4; if (errno) result |= 8; if (strstr (buf, "nknown") || strstr (buf, "ndefined")) result |= 0x10; errno = 0; *buf = 0; if (strerror_r (-3, buf, sizeof buf) < 0) result |= 0x20; if (errno) result |= 0x40; if (!*buf) result |= 0x80; return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_strerror_r_works=yes else gl_cv_func_strerror_r_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5 printf "%s\n" "$gl_cv_func_strerror_r_works" >&6; } else if test $ac_cv_func___xpg_strerror_r = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether __xpg_strerror_r works" >&5 printf %s "checking whether __xpg_strerror_r works... " >&6; } if test ${gl_cv_func_strerror_r_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_func_strerror_r_works="guessing no" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include extern #ifdef __cplusplus "C" #endif int __xpg_strerror_r(int, char *, size_t); int main (void) { int result = 0; char buf[256] = "^"; char copy[256]; char *str = strerror (-1); strcpy (copy, str); if (__xpg_strerror_r (-2, buf, 1) == 0) result |= 1; if (*buf) result |= 2; __xpg_strerror_r (-2, buf, 256); if (strcmp (str, copy)) result |= 4; return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_strerror_r_works=yes else gl_cv_func_strerror_r_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5 printf "%s\n" "$gl_cv_func_strerror_r_works" >&6; } fi fi fi fi if test $ac_cv_have_decl_strerror_r = no; then HAVE_DECL_STRERROR_R=0 fi if test $ac_cv_func_strerror_r = yes; then if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then if test $gl_cv_func_strerror_r_posix_signature = yes; then case "$gl_cv_func_strerror_r_works" in *no) REPLACE_STRERROR_R=1 ;; esac else REPLACE_STRERROR_R=1 fi else REPLACE_STRERROR_R=1 fi fi gl_cv_func_vfprintf_posix=no case "$gl_cv_func_printf_sizes_c99" in *yes) case "$gl_cv_func_printf_long_double" in *yes) case "$gl_cv_func_printf_infinite" in *yes) case "$gl_cv_func_printf_infinite_long_double" in *yes) case "$gl_cv_func_printf_directive_a" in *yes) case "$gl_cv_func_printf_directive_f" in *yes) case "$gl_cv_func_printf_directive_n" in *yes) case "$gl_cv_func_printf_directive_ls" in *yes) case "$gl_cv_func_printf_positions" in *yes) case "$gl_cv_func_printf_flag_grouping" in *yes) case "$gl_cv_func_printf_flag_leftadjust" in *yes) case "$gl_cv_func_printf_flag_zero" in *yes) case "$gl_cv_func_printf_precision" in *yes) case "$gl_cv_func_printf_enomem" in *yes) # vfprintf exists and is # already POSIX compliant. gl_cv_func_vfprintf_posix=yes ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac if test $gl_cv_func_vfprintf_posix = no; then case "$gl_cv_func_printf_infinite" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_long_double" in *yes) case "$gl_cv_func_printf_infinite_long_double" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h ;; esac ;; esac case "$gl_cv_func_printf_directive_a" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo" if test "x$ac_cv_func_nl_langinfo" = xyes then : printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h fi ;; esac case "$gl_cv_func_printf_directive_f" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_directive_ls" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_grouping" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_leftadjust" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_zero" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_precision" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_enomem" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h ;; esac gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" if test $ac_cv_func_vasnprintf = yes; then printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h fi ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" if test "x$ac_cv_type_ptrdiff_t" = xyes then : else printf "%s\n" "#define ptrdiff_t long" >>confdefs.h fi gl_LIBOBJS="$gl_LIBOBJS vfprintf.$ac_objext" REPLACE_VFPRINTF=1 printf "%s\n" "#define REPLACE_VFPRINTF_POSIX 1" >>confdefs.h : fi cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER MicrosoftCompiler #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "MicrosoftCompiler" >/dev/null 2>&1 then : gl_asmext='asm' gl_c_asm_opt='-c -Fa' else gl_asmext='s' gl_c_asm_opt='-S' fi rm -rf conftest* { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C symbols are prefixed with underscore at the linker level" >&5 printf %s "checking whether C symbols are prefixed with underscore at the linker level... " >&6; } if test ${gl_cv_prog_as_underscore+y} then : printf %s "(cached) " >&6 else cat > conftest.c <&5 (eval $ac_try) 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; } >/dev/null 2>&1 if LC_ALL=C $EGREP '(^|[^a-zA-Z0-9_])_foo([^a-zA-Z0-9_]|$)' conftest.$gl_asmext >/dev/null; then gl_cv_prog_as_underscore=yes else gl_cv_prog_as_underscore=no fi rm -f conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_prog_as_underscore" >&5 printf "%s\n" "$gl_cv_prog_as_underscore" >&6; } if test $gl_cv_prog_as_underscore = yes; then USER_LABEL_PREFIX=_ else USER_LABEL_PREFIX= fi printf "%s\n" "#define USER_LABEL_PREFIX $USER_LABEL_PREFIX" >>confdefs.h ASM_SYMBOL_PREFIX='"'${USER_LABEL_PREFIX}'"' GNULIB_PTHREAD_SIGMASK=0; GNULIB_RAISE=0; GNULIB_SIGNAL_H_SIGPIPE=0; GNULIB_SIGPROCMASK=0; GNULIB_SIGACTION=0; HAVE_POSIX_SIGNALBLOCKING=1; HAVE_PTHREAD_SIGMASK=1; HAVE_RAISE=1; HAVE_SIGSET_T=1; HAVE_SIGINFO_T=1; HAVE_SIGACTION=1; HAVE_STRUCT_SIGACTION_SA_SIGACTION=1; HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=1; HAVE_SIGHANDLER_T=1; REPLACE_PTHREAD_SIGMASK=0; REPLACE_RAISE=0; ac_fn_c_check_type "$LINENO" "sigset_t" "ac_cv_type_sigset_t" " #include /* Mingw defines sigset_t not in , but in . */ #include " if test "x$ac_cv_type_sigset_t" = xyes then : printf "%s\n" "#define HAVE_SIGSET_T 1" >>confdefs.h gl_cv_type_sigset_t=yes else gl_cv_type_sigset_t=no fi if test $gl_cv_type_sigset_t != yes; then HAVE_SIGSET_T=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5 printf %s "checking for uid_t in sys/types.h... " >&6; } if test ${ac_cv_type_uid_t+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "uid_t" >/dev/null 2>&1 then : ac_cv_type_uid_t=yes else ac_cv_type_uid_t=no fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_uid_t" >&5 printf "%s\n" "$ac_cv_type_uid_t" >&6; } if test $ac_cv_type_uid_t = no; then printf "%s\n" "#define uid_t int" >>confdefs.h printf "%s\n" "#define gid_t int" >>confdefs.h fi : { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for stdbool.h that conforms to C99" >&5 printf %s "checking for stdbool.h that conforms to C99... " >&6; } if test ${ac_cv_header_stdbool_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifdef __cplusplus typedef bool Bool; #else typedef _Bool Bool; #ifndef bool "error: bool is not defined" #endif #ifndef false "error: false is not defined" #endif #if false "error: false is not 0" #endif #ifndef true "error: true is not defined" #endif #if true != 1 "error: true is not 1" #endif #endif #ifndef __bool_true_false_are_defined "error: __bool_true_false_are_defined is not defined" #endif struct s { Bool s: 1; Bool t; bool u: 1; bool v; } s; char a[true == 1 ? 1 : -1]; char b[false == 0 ? 1 : -1]; char c[__bool_true_false_are_defined == 1 ? 1 : -1]; char d[(bool) 0.5 == true ? 1 : -1]; /* See body of main program for 'e'. */ char f[(Bool) 0.0 == false ? 1 : -1]; char g[true]; char h[sizeof (Bool)]; char i[sizeof s.t]; enum { j = false, k = true, l = false * true, m = true * 256 }; /* The following fails for HP aC++/ANSI C B3910B A.05.55 [Dec 04 2003]. */ Bool n[m]; char o[sizeof n == m * sizeof n[0] ? 1 : -1]; char p[-1 - (Bool) 0 < 0 && -1 - (bool) 0 < 0 ? 1 : -1]; /* Catch a bug in an HP-UX C compiler. See https://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html https://lists.gnu.org/r/bug-coreutils/2005-11/msg00161.html */ Bool q = true; Bool *pq = &q; bool *qq = &q; int main (void) { bool e = &s; *pq |= q; *pq |= ! q; *qq |= q; *qq |= ! q; /* Refer to every declared value, to avoid compiler optimizations. */ return (!a + !b + !c + !d + !e + !f + !g + !h + !i + !!j + !k + !!l + !m + !n + !o + !p + !q + !pq + !qq); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_header_stdbool_h=yes else ac_cv_header_stdbool_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdbool_h" >&5 printf "%s\n" "$ac_cv_header_stdbool_h" >&6; } ac_fn_c_check_type "$LINENO" "_Bool" "ac_cv_type__Bool" "$ac_includes_default" if test "x$ac_cv_type__Bool" = xyes then : printf "%s\n" "#define HAVE__BOOL 1" >>confdefs.h fi REPLACE_NULL=0; HAVE_MAX_ALIGN_T=1; HAVE_WCHAR_T=1; if test $ac_cv_type_long_long_int = yes; then HAVE_LONG_LONG_INT=1 else HAVE_LONG_LONG_INT=0 fi if test $ac_cv_type_unsigned_long_long_int = yes; then HAVE_UNSIGNED_LONG_LONG_INT=1 else HAVE_UNSIGNED_LONG_LONG_INT=0 fi if test $ac_cv_header_wchar_h = yes; then HAVE_WCHAR_H=1 else HAVE_WCHAR_H=0 fi if test $ac_cv_header_inttypes_h = yes; then HAVE_INTTYPES_H=1 else HAVE_INTTYPES_H=0 fi if test $ac_cv_header_sys_types_h = yes; then HAVE_SYS_TYPES_H=1 else HAVE_SYS_TYPES_H=0 fi if test $gl_cv_have_include_next = yes; then gl_cv_next_stdint_h='<'stdint.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_stdint_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_stdint_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'stdint.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_stdint_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_stdint_h gl_cv_next_stdint_h='"'$gl_header'"' else gl_cv_next_stdint_h='<'stdint.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdint_h" >&5 printf "%s\n" "$gl_cv_next_stdint_h" >&6; } fi NEXT_STDINT_H=$gl_cv_next_stdint_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'stdint.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_stdint_h fi NEXT_AS_FIRST_DIRECTIVE_STDINT_H=$gl_next_as_first_directive if test $ac_cv_header_stdint_h = yes; then HAVE_STDINT_H=1 else HAVE_STDINT_H=0 fi if test $ac_cv_header_stdint_h = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stdint.h conforms to C99" >&5 printf %s "checking whether stdint.h conforms to C99... " >&6; } if test ${gl_cv_header_working_stdint_h+y} then : printf %s "(cached) " >&6 else gl_cv_header_working_stdint_h=no cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ #define __STDC_CONSTANT_MACROS 1 #define __STDC_LIMIT_MACROS 1 #include /* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in . */ #if !(defined WCHAR_MIN && defined WCHAR_MAX) #error "WCHAR_MIN, WCHAR_MAX not defined in " #endif /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif #ifdef INT8_MAX int8_t a1 = INT8_MAX; int8_t a1min = INT8_MIN; #endif #ifdef INT16_MAX int16_t a2 = INT16_MAX; int16_t a2min = INT16_MIN; #endif #ifdef INT32_MAX int32_t a3 = INT32_MAX; int32_t a3min = INT32_MIN; #endif #ifdef INT64_MAX int64_t a4 = INT64_MAX; int64_t a4min = INT64_MIN; #endif #ifdef UINT8_MAX uint8_t b1 = UINT8_MAX; #else typedef int b1[(unsigned char) -1 != 255 ? 1 : -1]; #endif #ifdef UINT16_MAX uint16_t b2 = UINT16_MAX; #endif #ifdef UINT32_MAX uint32_t b3 = UINT32_MAX; #endif #ifdef UINT64_MAX uint64_t b4 = UINT64_MAX; #endif int_least8_t c1 = INT8_C (0x7f); int_least8_t c1max = INT_LEAST8_MAX; int_least8_t c1min = INT_LEAST8_MIN; int_least16_t c2 = INT16_C (0x7fff); int_least16_t c2max = INT_LEAST16_MAX; int_least16_t c2min = INT_LEAST16_MIN; int_least32_t c3 = INT32_C (0x7fffffff); int_least32_t c3max = INT_LEAST32_MAX; int_least32_t c3min = INT_LEAST32_MIN; int_least64_t c4 = INT64_C (0x7fffffffffffffff); int_least64_t c4max = INT_LEAST64_MAX; int_least64_t c4min = INT_LEAST64_MIN; uint_least8_t d1 = UINT8_C (0xff); uint_least8_t d1max = UINT_LEAST8_MAX; uint_least16_t d2 = UINT16_C (0xffff); uint_least16_t d2max = UINT_LEAST16_MAX; uint_least32_t d3 = UINT32_C (0xffffffff); uint_least32_t d3max = UINT_LEAST32_MAX; uint_least64_t d4 = UINT64_C (0xffffffffffffffff); uint_least64_t d4max = UINT_LEAST64_MAX; int_fast8_t e1 = INT_FAST8_MAX; int_fast8_t e1min = INT_FAST8_MIN; int_fast16_t e2 = INT_FAST16_MAX; int_fast16_t e2min = INT_FAST16_MIN; int_fast32_t e3 = INT_FAST32_MAX; int_fast32_t e3min = INT_FAST32_MIN; int_fast64_t e4 = INT_FAST64_MAX; int_fast64_t e4min = INT_FAST64_MIN; uint_fast8_t f1 = UINT_FAST8_MAX; uint_fast16_t f2 = UINT_FAST16_MAX; uint_fast32_t f3 = UINT_FAST32_MAX; uint_fast64_t f4 = UINT_FAST64_MAX; #ifdef INTPTR_MAX intptr_t g = INTPTR_MAX; intptr_t gmin = INTPTR_MIN; #endif #ifdef UINTPTR_MAX uintptr_t h = UINTPTR_MAX; #endif intmax_t i = INTMAX_MAX; uintmax_t j = UINTMAX_MAX; /* Check that SIZE_MAX has the correct type, if possible. */ #if 201112 <= __STDC_VERSION__ int k = _Generic (SIZE_MAX, size_t: 0); #elif (2 <= __GNUC__ || defined __IBM__TYPEOF__ \ || (0x5110 <= __SUNPRO_C && !__STDC__)) extern size_t k; extern __typeof__ (SIZE_MAX) k; #endif #include /* for CHAR_BIT */ #define TYPE_MINIMUM(t) \ ((t) ((t) 0 < (t) -1 ? (t) 0 : ~ TYPE_MAXIMUM (t))) #define TYPE_MAXIMUM(t) \ ((t) ((t) 0 < (t) -1 \ ? (t) -1 \ : ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 1))) struct s { int check_PTRDIFF: PTRDIFF_MIN == TYPE_MINIMUM (ptrdiff_t) && PTRDIFF_MAX == TYPE_MAXIMUM (ptrdiff_t) ? 1 : -1; /* Detect bug in FreeBSD 6.0 / ia64. */ int check_SIG_ATOMIC: SIG_ATOMIC_MIN == TYPE_MINIMUM (sig_atomic_t) && SIG_ATOMIC_MAX == TYPE_MAXIMUM (sig_atomic_t) ? 1 : -1; int check_SIZE: SIZE_MAX == TYPE_MAXIMUM (size_t) ? 1 : -1; int check_WCHAR: WCHAR_MIN == TYPE_MINIMUM (wchar_t) && WCHAR_MAX == TYPE_MAXIMUM (wchar_t) ? 1 : -1; /* Detect bug in mingw. */ int check_WINT: WINT_MIN == TYPE_MINIMUM (wint_t) && WINT_MAX == TYPE_MAXIMUM (wint_t) ? 1 : -1; /* Detect bugs in glibc 2.4 and Solaris 10 stdint.h, among others. */ int check_UINT8_C: (-1 < UINT8_C (0)) == (-1 < (uint_least8_t) 0) ? 1 : -1; int check_UINT16_C: (-1 < UINT16_C (0)) == (-1 < (uint_least16_t) 0) ? 1 : -1; /* Detect bugs in OpenBSD 3.9 stdint.h. */ #ifdef UINT8_MAX int check_uint8: (uint8_t) -1 == UINT8_MAX ? 1 : -1; #endif #ifdef UINT16_MAX int check_uint16: (uint16_t) -1 == UINT16_MAX ? 1 : -1; #endif #ifdef UINT32_MAX int check_uint32: (uint32_t) -1 == UINT32_MAX ? 1 : -1; #endif #ifdef UINT64_MAX int check_uint64: (uint64_t) -1 == UINT64_MAX ? 1 : -1; #endif int check_uint_least8: (uint_least8_t) -1 == UINT_LEAST8_MAX ? 1 : -1; int check_uint_least16: (uint_least16_t) -1 == UINT_LEAST16_MAX ? 1 : -1; int check_uint_least32: (uint_least32_t) -1 == UINT_LEAST32_MAX ? 1 : -1; int check_uint_least64: (uint_least64_t) -1 == UINT_LEAST64_MAX ? 1 : -1; int check_uint_fast8: (uint_fast8_t) -1 == UINT_FAST8_MAX ? 1 : -1; int check_uint_fast16: (uint_fast16_t) -1 == UINT_FAST16_MAX ? 1 : -1; int check_uint_fast32: (uint_fast32_t) -1 == UINT_FAST32_MAX ? 1 : -1; int check_uint_fast64: (uint_fast64_t) -1 == UINT_FAST64_MAX ? 1 : -1; int check_uintptr: (uintptr_t) -1 == UINTPTR_MAX ? 1 : -1; int check_uintmax: (uintmax_t) -1 == UINTMAX_MAX ? 1 : -1; int check_size: (size_t) -1 == SIZE_MAX ? 1 : -1; }; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on native Windows. mingw*) gl_cv_header_working_stdint_h="guessing yes" ;; # In general, assume it works. *) gl_cv_header_working_stdint_h="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ #define __STDC_CONSTANT_MACROS 1 #define __STDC_LIMIT_MACROS 1 #include /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif #include #include #define MVAL(macro) MVAL1(macro) #define MVAL1(expression) #expression static const char *macro_values[] = { #ifdef INT8_MAX MVAL (INT8_MAX), #endif #ifdef INT16_MAX MVAL (INT16_MAX), #endif #ifdef INT32_MAX MVAL (INT32_MAX), #endif #ifdef INT64_MAX MVAL (INT64_MAX), #endif #ifdef UINT8_MAX MVAL (UINT8_MAX), #endif #ifdef UINT16_MAX MVAL (UINT16_MAX), #endif #ifdef UINT32_MAX MVAL (UINT32_MAX), #endif #ifdef UINT64_MAX MVAL (UINT64_MAX), #endif NULL }; int main (void) { const char **mv; for (mv = macro_values; *mv != NULL; mv++) { const char *value = *mv; /* Test whether it looks like a cast expression. */ if (strncmp (value, "((unsigned int)"/*)*/, 15) == 0 || strncmp (value, "((unsigned short)"/*)*/, 17) == 0 || strncmp (value, "((unsigned char)"/*)*/, 16) == 0 || strncmp (value, "((int)"/*)*/, 6) == 0 || strncmp (value, "((signed short)"/*)*/, 15) == 0 || strncmp (value, "((signed char)"/*)*/, 14) == 0) return mv - macro_values + 1; } return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_header_working_stdint_h=yes fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdint_h" >&5 printf "%s\n" "$gl_cv_header_working_stdint_h" >&6; } fi HAVE_C99_STDINT_H=0 HAVE_SYS_BITYPES_H=0 HAVE_SYS_INTTYPES_H=0 STDINT_H=stdint.h case "$gl_cv_header_working_stdint_h" in *yes) HAVE_C99_STDINT_H=1 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stdint.h predates C++11" >&5 printf %s "checking whether stdint.h predates C++11... " >&6; } if test ${gl_cv_header_stdint_predates_cxx11_h+y} then : printf %s "(cached) " >&6 else gl_cv_header_stdint_predates_cxx11_h=yes cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ #include /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif intmax_t im = INTMAX_MAX; int32_t i32 = INT32_C (0x7fffffff); int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_stdint_predates_cxx11_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_predates_cxx11_h" >&5 printf "%s\n" "$gl_cv_header_stdint_predates_cxx11_h" >&6; } if test "$gl_cv_header_stdint_predates_cxx11_h" = yes; then printf "%s\n" "#define __STDC_CONSTANT_MACROS 1" >>confdefs.h printf "%s\n" "#define __STDC_LIMIT_MACROS 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stdint.h has UINTMAX_WIDTH etc." >&5 printf %s "checking whether stdint.h has UINTMAX_WIDTH etc.... " >&6; } if test ${gl_cv_header_stdint_width+y} then : printf %s "(cached) " >&6 else gl_cv_header_stdint_width=no cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Work if build is not clean. */ #define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 #ifndef __STDC_WANT_IEC_60559_BFP_EXT__ #define __STDC_WANT_IEC_60559_BFP_EXT__ 1 #endif #include /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif int iw = UINTMAX_WIDTH; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_stdint_width=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_width" >&5 printf "%s\n" "$gl_cv_header_stdint_width" >&6; } if test "$gl_cv_header_stdint_width" = yes; then STDINT_H= fi ;; *) ac_fn_c_check_header_compile "$LINENO" "sys/inttypes.h" "ac_cv_header_sys_inttypes_h" "$ac_includes_default" if test "x$ac_cv_header_sys_inttypes_h" = xyes then : printf "%s\n" "#define HAVE_SYS_INTTYPES_H 1" >>confdefs.h fi ac_fn_c_check_header_compile "$LINENO" "sys/bitypes.h" "ac_cv_header_sys_bitypes_h" "$ac_includes_default" if test "x$ac_cv_header_sys_bitypes_h" = xyes then : printf "%s\n" "#define HAVE_SYS_BITYPES_H 1" >>confdefs.h fi if test $ac_cv_header_sys_inttypes_h = yes; then HAVE_SYS_INTTYPES_H=1 fi if test $ac_cv_header_sys_bitypes_h = yes; then HAVE_SYS_BITYPES_H=1 fi if test $APPLE_UNIVERSAL_BUILD = 0; then for gltype in ptrdiff_t size_t ; do { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5 printf %s "checking for bit size of $gltype... " >&6; } if eval test \${gl_cv_bitsizeof_${gltype}+y} then : printf %s "(cached) " >&6 else if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" " /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif #include " then : else result=unknown fi eval gl_cv_bitsizeof_${gltype}=\$result fi eval ac_res=\$gl_cv_bitsizeof_${gltype} { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval result=\$gl_cv_bitsizeof_${gltype} if test $result = unknown; then result=0 fi GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` printf "%s\n" "#define BITSIZEOF_${GLTYPE} $result" >>confdefs.h eval BITSIZEOF_${GLTYPE}=\$result done fi for gltype in sig_atomic_t wchar_t wint_t ; do { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5 printf %s "checking for bit size of $gltype... " >&6; } if eval test \${gl_cv_bitsizeof_${gltype}+y} then : printf %s "(cached) " >&6 else if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" " /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif #include " then : else result=unknown fi eval gl_cv_bitsizeof_${gltype}=\$result fi eval ac_res=\$gl_cv_bitsizeof_${gltype} { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval result=\$gl_cv_bitsizeof_${gltype} if test $result = unknown; then result=0 fi GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` printf "%s\n" "#define BITSIZEOF_${GLTYPE} $result" >>confdefs.h eval BITSIZEOF_${GLTYPE}=\$result done for gltype in sig_atomic_t wchar_t wint_t ; do { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $gltype is signed" >&5 printf %s "checking whether $gltype is signed... " >&6; } if eval test \${gl_cv_type_${gltype}_signed+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif int verify[2 * (($gltype) -1 < ($gltype) 0) - 1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : result=yes else result=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext eval gl_cv_type_${gltype}_signed=\$result fi eval ac_res=\$gl_cv_type_${gltype}_signed { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } eval result=\$gl_cv_type_${gltype}_signed GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` if test "$result" = yes; then printf "%s\n" "#define HAVE_SIGNED_${GLTYPE} 1" >>confdefs.h eval HAVE_SIGNED_${GLTYPE}=1 else eval HAVE_SIGNED_${GLTYPE}=0 fi done gl_cv_type_ptrdiff_t_signed=yes gl_cv_type_size_t_signed=no if test $APPLE_UNIVERSAL_BUILD = 0; then for gltype in ptrdiff_t size_t ; do { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5 printf %s "checking for $gltype integer literal suffix... " >&6; } if eval test \${gl_cv_type_${gltype}_suffix+y} then : printf %s "(cached) " >&6 else eval gl_cv_type_${gltype}_suffix=no eval result=\$gl_cv_type_${gltype}_signed if test "$result" = yes; then glsufu= else glsufu=u fi for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do case $glsuf in '') gltype1='int';; l) gltype1='long int';; ll) gltype1='long long int';; i64) gltype1='__int64';; u) gltype1='unsigned int';; ul) gltype1='unsigned long int';; ull) gltype1='unsigned long long int';; ui64)gltype1='unsigned __int64';; esac cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif extern $gltype foo; extern $gltype1 foo; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : eval gl_cv_type_${gltype}_suffix=\$glsuf fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext eval result=\$gl_cv_type_${gltype}_suffix test "$result" != no && break done fi eval ac_res=\$gl_cv_type_${gltype}_suffix { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` eval result=\$gl_cv_type_${gltype}_suffix test "$result" = no && result= eval ${GLTYPE}_SUFFIX=\$result printf "%s\n" "#define ${GLTYPE}_SUFFIX $result" >>confdefs.h done fi for gltype in sig_atomic_t wchar_t wint_t ; do { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5 printf %s "checking for $gltype integer literal suffix... " >&6; } if eval test \${gl_cv_type_${gltype}_suffix+y} then : printf %s "(cached) " >&6 else eval gl_cv_type_${gltype}_suffix=no eval result=\$gl_cv_type_${gltype}_signed if test "$result" = yes; then glsufu= else glsufu=u fi for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do case $glsuf in '') gltype1='int';; l) gltype1='long int';; ll) gltype1='long long int';; i64) gltype1='__int64';; u) gltype1='unsigned int';; ul) gltype1='unsigned long int';; ull) gltype1='unsigned long long int';; ui64)gltype1='unsigned __int64';; esac cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #if HAVE_WCHAR_H # include # include # include #endif extern $gltype foo; extern $gltype1 foo; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : eval gl_cv_type_${gltype}_suffix=\$glsuf fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext eval result=\$gl_cv_type_${gltype}_suffix test "$result" != no && break done fi eval ac_res=\$gl_cv_type_${gltype}_suffix { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` eval result=\$gl_cv_type_${gltype}_suffix test "$result" = no && result= eval ${GLTYPE}_SUFFIX=\$result printf "%s\n" "#define ${GLTYPE}_SUFFIX $result" >>confdefs.h done if test $GNULIB_OVERRIDES_WINT_T = 1; then BITSIZEOF_WINT_T=32 fi ;; esac LIMITS_H='limits.h' if test -n "$LIMITS_H"; then GL_GENERATE_LIMITS_H_TRUE= GL_GENERATE_LIMITS_H_FALSE='#' else GL_GENERATE_LIMITS_H_TRUE='#' GL_GENERATE_LIMITS_H_FALSE= fi if test -n "$STDINT_H"; then GL_GENERATE_STDINT_H_TRUE= GL_GENERATE_STDINT_H_FALSE='#' else GL_GENERATE_STDINT_H_TRUE='#' GL_GENERATE_STDINT_H_FALSE= fi ac_fn_c_check_decl "$LINENO" "strdup" "ac_cv_have_decl_strdup" "$ac_includes_default" if test "x$ac_cv_have_decl_strdup" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_STRDUP $ac_have_decl" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_string_h='<'string.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_string_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'string.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_string_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_string_h gl_cv_next_string_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_string_h" >&5 printf "%s\n" "$gl_cv_next_string_h" >&6; } fi NEXT_STRING_H=$gl_cv_next_string_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'string.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_string_h fi NEXT_AS_FIRST_DIRECTIVE_STRING_H=$gl_next_as_first_directive { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 printf %s "checking for struct timespec in ... " >&6; } if test ${gl_cv_sys_struct_timespec_in_time_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { static struct timespec x; x.tv_sec = x.tv_nsec; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_sys_struct_timespec_in_time_h=yes else gl_cv_sys_struct_timespec_in_time_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_time_h" >&5 printf "%s\n" "$gl_cv_sys_struct_timespec_in_time_h" >&6; } TIME_H_DEFINES_STRUCT_TIMESPEC=0 SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0 PTHREAD_H_DEFINES_STRUCT_TIMESPEC=0 UNISTD_H_DEFINES_STRUCT_TIMESPEC=0 if test $gl_cv_sys_struct_timespec_in_time_h = yes; then TIME_H_DEFINES_STRUCT_TIMESPEC=1 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 printf %s "checking for struct timespec in ... " >&6; } if test ${gl_cv_sys_struct_timespec_in_sys_time_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { static struct timespec x; x.tv_sec = x.tv_nsec; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_sys_struct_timespec_in_sys_time_h=yes else gl_cv_sys_struct_timespec_in_sys_time_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_sys_time_h" >&5 printf "%s\n" "$gl_cv_sys_struct_timespec_in_sys_time_h" >&6; } if test $gl_cv_sys_struct_timespec_in_sys_time_h = yes; then SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=1 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 printf %s "checking for struct timespec in ... " >&6; } if test ${gl_cv_sys_struct_timespec_in_pthread_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { static struct timespec x; x.tv_sec = x.tv_nsec; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_sys_struct_timespec_in_pthread_h=yes else gl_cv_sys_struct_timespec_in_pthread_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_pthread_h" >&5 printf "%s\n" "$gl_cv_sys_struct_timespec_in_pthread_h" >&6; } if test $gl_cv_sys_struct_timespec_in_pthread_h = yes; then PTHREAD_H_DEFINES_STRUCT_TIMESPEC=1 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 printf %s "checking for struct timespec in ... " >&6; } if test ${gl_cv_sys_struct_timespec_in_unistd_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { static struct timespec x; x.tv_sec = x.tv_nsec; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_sys_struct_timespec_in_unistd_h=yes else gl_cv_sys_struct_timespec_in_unistd_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_unistd_h" >&5 printf "%s\n" "$gl_cv_sys_struct_timespec_in_unistd_h" >&6; } if test $gl_cv_sys_struct_timespec_in_unistd_h = yes; then UNISTD_H_DEFINES_STRUCT_TIMESPEC=1 fi fi fi fi if test $gl_cv_have_include_next = yes; then gl_cv_next_time_h='<'time.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_time_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'time.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_time_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_time_h gl_cv_next_time_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_time_h" >&5 printf "%s\n" "$gl_cv_next_time_h" >&6; } fi NEXT_TIME_H=$gl_cv_next_time_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'time.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_time_h fi NEXT_AS_FIRST_DIRECTIVE_TIME_H=$gl_next_as_first_directive GNULIB_UTIME=0; HAVE_UTIME=1; REPLACE_UTIME=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the utimes function works" >&5 printf %s "checking whether the utimes function works... " >&6; } if test ${gl_cv_func_working_utimes+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on native Windows. mingw*) gl_cv_func_working_utimes="guessing no" ;; *) gl_cv_func_working_utimes="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #include #include #include #include #include #include static int inorder (time_t a, time_t b, time_t c) { return a <= b && b <= c; } int main () { int result = 0; char const *file = "conftest.utimes"; /* On OS/2, file timestamps must be on or after 1980 in local time, with an even number of seconds. */ static struct timeval timeval[2] = {{315620000 + 10, 10}, {315620000 + 1000000, 999998}}; /* Test whether utimes() essentially works. */ { struct stat sbuf; FILE *f = fopen (file, "w"); if (f == NULL) result |= 1; else if (fclose (f) != 0) result |= 1; else if (utimes (file, timeval) != 0) result |= 2; else if (lstat (file, &sbuf) != 0) result |= 1; else if (!(sbuf.st_atime == timeval[0].tv_sec && sbuf.st_mtime == timeval[1].tv_sec)) result |= 4; if (unlink (file) != 0) result |= 1; } /* Test whether utimes() with a NULL argument sets the file's timestamp to the current time. Use 'fstat' as well as 'time' to determine the "current" time, to accommodate NFS file systems if there is a time skew between the host and the NFS server. */ { int fd = open (file, O_WRONLY|O_CREAT, 0644); if (fd < 0) result |= 1; else { time_t t0, t2; struct stat st0, st1, st2; if (time (&t0) == (time_t) -1) result |= 1; else if (fstat (fd, &st0) != 0) result |= 1; else if (utimes (file, timeval) != 0 && (errno != EACCES /* OS/2 kLIBC utimes fails on opened files. */ || close (fd) != 0 || utimes (file, timeval) != 0 || (fd = open (file, O_WRONLY)) < 0)) result |= 2; else if (utimes (file, NULL) != 0 && (errno != EACCES /* OS/2 kLIBC utimes fails on opened files. */ || close (fd) != 0 || utimes (file, NULL) != 0 || (fd = open (file, O_WRONLY)) < 0)) result |= 8; else if (fstat (fd, &st1) != 0) result |= 1; else if (write (fd, "\n", 1) != 1) result |= 1; else if (fstat (fd, &st2) != 0) result |= 1; else if (time (&t2) == (time_t) -1) result |= 1; else { int m_ok_POSIX = inorder (t0, st1.st_mtime, t2); int m_ok_NFS = inorder (st0.st_mtime, st1.st_mtime, st2.st_mtime); if (! (st1.st_atime == st1.st_mtime)) result |= 16; if (! (m_ok_POSIX || m_ok_NFS)) result |= 32; } if (close (fd) != 0) result |= 1; } if (unlink (file) != 0) result |= 1; } /* Test whether utimes() with a NULL argument works on read-only files. */ { int fd = open (file, O_WRONLY|O_CREAT, 0444); if (fd < 0) result |= 1; else if (close (fd) != 0) result |= 1; else if (utimes (file, NULL) != 0) result |= 64; if (unlink (file) != 0) result |= 1; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_working_utimes=yes else gl_cv_func_working_utimes=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_utimes" >&5 printf "%s\n" "$gl_cv_func_working_utimes" >&6; } case "$gl_cv_func_working_utimes" in *yes) printf "%s\n" "#define HAVE_WORKING_UTIMES 1" >>confdefs.h ;; esac GNULIB_BTOWC=0; GNULIB_WCTOB=0; GNULIB_MBSINIT=0; GNULIB_MBRTOWC=0; GNULIB_MBRLEN=0; GNULIB_MBSRTOWCS=0; GNULIB_MBSNRTOWCS=0; GNULIB_WCRTOMB=0; GNULIB_WCSRTOMBS=0; GNULIB_WCSNRTOMBS=0; GNULIB_WCWIDTH=0; GNULIB_WMEMCHR=0; GNULIB_WMEMCMP=0; GNULIB_WMEMCPY=0; GNULIB_WMEMMOVE=0; GNULIB_WMEMSET=0; GNULIB_WCSLEN=0; GNULIB_WCSNLEN=0; GNULIB_WCSCPY=0; GNULIB_WCPCPY=0; GNULIB_WCSNCPY=0; GNULIB_WCPNCPY=0; GNULIB_WCSCAT=0; GNULIB_WCSNCAT=0; GNULIB_WCSCMP=0; GNULIB_WCSNCMP=0; GNULIB_WCSCASECMP=0; GNULIB_WCSNCASECMP=0; GNULIB_WCSCOLL=0; GNULIB_WCSXFRM=0; GNULIB_WCSDUP=0; GNULIB_WCSCHR=0; GNULIB_WCSRCHR=0; GNULIB_WCSCSPN=0; GNULIB_WCSSPN=0; GNULIB_WCSPBRK=0; GNULIB_WCSSTR=0; GNULIB_WCSTOK=0; GNULIB_WCSWIDTH=0; GNULIB_WCSFTIME=0; HAVE_BTOWC=1; HAVE_MBSINIT=1; HAVE_MBRTOWC=1; HAVE_MBRLEN=1; HAVE_MBSRTOWCS=1; HAVE_MBSNRTOWCS=1; HAVE_WCRTOMB=1; HAVE_WCSRTOMBS=1; HAVE_WCSNRTOMBS=1; HAVE_WMEMCHR=1; HAVE_WMEMCMP=1; HAVE_WMEMCPY=1; HAVE_WMEMMOVE=1; HAVE_WMEMSET=1; HAVE_WCSLEN=1; HAVE_WCSNLEN=1; HAVE_WCSCPY=1; HAVE_WCPCPY=1; HAVE_WCSNCPY=1; HAVE_WCPNCPY=1; HAVE_WCSCAT=1; HAVE_WCSNCAT=1; HAVE_WCSCMP=1; HAVE_WCSNCMP=1; HAVE_WCSCASECMP=1; HAVE_WCSNCASECMP=1; HAVE_WCSCOLL=1; HAVE_WCSXFRM=1; HAVE_WCSDUP=1; HAVE_WCSCHR=1; HAVE_WCSRCHR=1; HAVE_WCSCSPN=1; HAVE_WCSSPN=1; HAVE_WCSPBRK=1; HAVE_WCSSTR=1; HAVE_WCSTOK=1; HAVE_WCSWIDTH=1; HAVE_WCSFTIME=1; HAVE_DECL_WCTOB=1; HAVE_DECL_WCWIDTH=1; REPLACE_MBSTATE_T=0; REPLACE_BTOWC=0; REPLACE_WCTOB=0; REPLACE_MBSINIT=0; REPLACE_MBRTOWC=0; REPLACE_MBRLEN=0; REPLACE_MBSRTOWCS=0; REPLACE_MBSNRTOWCS=0; REPLACE_WCRTOMB=0; REPLACE_WCSRTOMBS=0; REPLACE_WCSNRTOMBS=0; REPLACE_WCWIDTH=0; REPLACE_WCSWIDTH=0; REPLACE_WCSFTIME=0; { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether uses 'inline' correctly" >&5 printf %s "checking whether uses 'inline' correctly... " >&6; } if test ${gl_cv_header_wchar_h_correct_inline+y} then : printf %s "(cached) " >&6 else gl_cv_header_wchar_h_correct_inline=yes cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define wcstod renamed_wcstod /* Tru64 with Desktop Toolkit C has a bug: must be included before . BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #include #include extern int zero (void); int main () { return zero(); } _ACEOF save_ac_compile="$ac_compile" ac_compile=`echo "$save_ac_compile" | sed s/conftest/conftest1/` if echo '#include "conftest.c"' >conftest1.c && { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 (eval $ac_compile) 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define wcstod renamed_wcstod /* Tru64 with Desktop Toolkit C has a bug: must be included before . BSD/OS 4.0.1 has a bug: , and must be included before . */ #include #include #include #include int zero (void) { return 0; } _ACEOF ac_compile=`echo "$save_ac_compile" | sed s/conftest/conftest2/` if echo '#include "conftest.c"' >conftest2.c && { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 (eval $ac_compile) 2>&5 ac_status=$? printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 test $ac_status = 0; }; then if $CC -o conftest$ac_exeext $CFLAGS $LDFLAGS conftest1.$ac_objext conftest2.$ac_objext $LIBS >&5 2>&1; then : else gl_cv_header_wchar_h_correct_inline=no fi fi fi ac_compile="$save_ac_compile" rm -f conftest12.c conftest12.$ac_objext conftest$ac_exeext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_wchar_h_correct_inline" >&5 printf "%s\n" "$gl_cv_header_wchar_h_correct_inline" >&6; } if test $gl_cv_header_wchar_h_correct_inline = no; then as_fn_error $? " cannot be used with this compiler ($CC $CFLAGS $CPPFLAGS). This is a known interoperability problem of glibc <= 2.5 with gcc >= 4.3 in C99 mode. You have four options: - Add the flag -fgnu89-inline to CC and reconfigure, or - Fix your include files, using parts of , or - Use a gcc version older than 4.3, or - Don't use the flags -std=c99 or -std=gnu99. Configuration aborted." "$LINENO" 5 fi if test $ac_cv_header_crtdefs_h = yes; then HAVE_CRTDEFS_H=1 else HAVE_CRTDEFS_H=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit time_t" >&5 printf %s "checking for 64-bit time_t... " >&6; } if test ${gl_cv_type_time_t_64+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int verify_time_t_size[sizeof (time_t) >= 8 ? 1 : -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_type_time_t_64=yes else gl_cv_type_time_t_64=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_time_t_64" >&5 printf "%s\n" "$gl_cv_type_time_t_64" >&6; } if test $gl_cv_type_time_t_64 = no; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _USE_32BIT_TIME_T int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "This package requires a 64-bit 'time_t' type. Remove _USE_32BIT_TIME_T from the compiler flags. See \`config.log' for more details" "$LINENO" 5; } else # If TIME_T_32_BIT_OK is "no" (the default) and not cross-compiling # and 'touch' works with a large timestamp, then evidently 64-bit time_t # is desired and supported, so fail and ask the builder to fix the # problem. Otherwise, just warn the builder. if test "${TIME_T_32_BIT_OK-no}" = no \ && test $cross_compiling = no \ && TZ=UTC0 touch -t 210602070628.16 conftest.time 2>/dev/null; then rm -f conftest.time { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "This package requires a 64-bit 'time_t' type, which your system appears to support. You might try configuring with 'CPPFLAGS=\"-m64\" LDFLAGS=\"-m64\"'. To build with a 32-bit time_t anyway (not recommended), configure with 'TIME_T_32_BIT_OK=yes'. See \`config.log' for more details" "$LINENO" 5; } else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: This package requires a 64-bit 'time_t' type if there is any way to access timestamps outside the year range 1901-2038 on your platform. Perhaps you should configure with 'CPPFLAGS=\"-m64\" LDFLAGS=\"-m64\"'?" >&5 printf "%s\n" "$as_me: WARNING: This package requires a 64-bit 'time_t' type if there is any way to access timestamps outside the year range 1901-2038 on your platform. Perhaps you should configure with 'CPPFLAGS=\"-m64\" LDFLAGS=\"-m64\"'?" >&2;} fi fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi if false; then GL_COND_LIBTOOL_TRUE= GL_COND_LIBTOOL_FALSE='#' else GL_COND_LIBTOOL_TRUE='#' GL_COND_LIBTOOL_FALSE= fi gl_cond_libtool=false gl_libdeps= gl_ltlibdeps= gl_m4_base='m4' gl_source_base='lib' if test $ac_cv_func_alloca_works = no; then : fi # Define an additional variable used in the Makefile substitution. if test $ac_cv_working_alloca_h = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for alloca as a compiler built-in" >&5 printf %s "checking for alloca as a compiler built-in... " >&6; } if test ${gl_cv_rpl_alloca+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __GNUC__ || defined _AIX || defined _MSC_VER Need own alloca #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Need own alloca" >/dev/null 2>&1 then : gl_cv_rpl_alloca=yes else gl_cv_rpl_alloca=no fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_rpl_alloca" >&5 printf "%s\n" "$gl_cv_rpl_alloca" >&6; } if test $gl_cv_rpl_alloca = yes; then printf "%s\n" "#define HAVE_ALLOCA 1" >>confdefs.h ALLOCA_H=alloca.h else ALLOCA_H= fi else ALLOCA_H=alloca.h fi if test -n "$ALLOCA_H"; then GL_GENERATE_ALLOCA_H_TRUE= GL_GENERATE_ALLOCA_H_FALSE='#' else GL_GENERATE_ALLOCA_H_TRUE='#' GL_GENERATE_ALLOCA_H_FALSE= fi gl_LIBOBJS="$gl_LIBOBJS openat-proc.$ac_objext" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible calloc" >&5 printf %s "checking for GNU libc compatible calloc... " >&6; } if test ${ac_cv_func_calloc_0_nonnull+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) ac_cv_func_calloc_0_nonnull="guessing yes" ;; # Guess yes on native Windows. mingw*) ac_cv_func_calloc_0_nonnull="guessing yes" ;; # If we don't know, assume the worst. *) ac_cv_func_calloc_0_nonnull="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ $ac_includes_default int main (void) { int result = 0; char *p = calloc (0, 0); if (!p) result |= 1; free (p); p = calloc ((size_t) -1 / 8 + 1, 8); if (p) result |= 2; free (p); return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_func_calloc_0_nonnull=yes else ac_cv_func_calloc_0_nonnull=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_calloc_0_nonnull" >&5 printf "%s\n" "$ac_cv_func_calloc_0_nonnull" >&6; } case "$ac_cv_func_calloc_0_nonnull" in *yes) printf "%s\n" "#define HAVE_CALLOC_GNU 1" >>confdefs.h ;; *) printf "%s\n" "#define HAVE_CALLOC_GNU 0" >>confdefs.h REPLACE_CALLOC=1 ;; esac if test $REPLACE_CALLOC = 1; then gl_LIBOBJS="$gl_LIBOBJS calloc.$ac_objext" fi printf "%s\n" "#define GNULIB_CALLOC_GNU 1" >>confdefs.h if test $gl_cv_func_malloc_posix = yes; then printf "%s\n" "#define HAVE_CALLOC_POSIX 1" >>confdefs.h else REPLACE_CALLOC=1 fi if test $REPLACE_CALLOC = 1; then gl_LIBOBJS="$gl_LIBOBJS calloc.$ac_objext" fi GNULIB_CALLOC_POSIX=1 printf "%s\n" "#define GNULIB_TEST_CALLOC_POSIX 1" >>confdefs.h GNULIB_CHDIR=1 printf "%s\n" "#define GNULIB_TEST_CHDIR 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether this system has an arbitrary file name length limit" >&5 printf %s "checking whether this system has an arbitrary file name length limit... " >&6; } if test ${gl_cv_have_arbitrary_file_name_length_limit+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Arrange to define PATH_MAX, like "pathmax.h" does. */ #if HAVE_UNISTD_H # include #endif #include #if defined HAVE_SYS_PARAM_H && !defined PATH_MAX && !defined MAXPATHLEN # include #endif #if !defined PATH_MAX && defined MAXPATHLEN # define PATH_MAX MAXPATHLEN #endif #ifdef __hpux # undef PATH_MAX # define PATH_MAX 1024 #endif #if defined _WIN32 && ! defined __CYGWIN__ # undef PATH_MAX # define PATH_MAX 260 #endif #ifdef PATH_MAX have_arbitrary_file_name_length_limit #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "have_arbitrary_file_name_length_limit" >/dev/null 2>&1 then : gl_cv_have_arbitrary_file_name_length_limit=yes else gl_cv_have_arbitrary_file_name_length_limit=no fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_arbitrary_file_name_length_limit" >&5 printf "%s\n" "$gl_cv_have_arbitrary_file_name_length_limit" >&6; } if test $gl_cv_have_arbitrary_file_name_length_limit = yes; then gl_LIBOBJS="$gl_LIBOBJS chdir-long.$ac_objext" : fi # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function. # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4. # Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all* # programs in the package would end up linked with that potentially-shared # library, inducing unnecessary run-time overhead. LIB_CLOCK_GETTIME= gl_saved_libs=$LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing clock_gettime" >&5 printf %s "checking for library containing clock_gettime... " >&6; } if test ${ac_cv_search_clock_gettime+y} then : printf %s "(cached) " >&6 else ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char clock_gettime (); int main (void) { return clock_gettime (); ; return 0; } _ACEOF for ac_lib in '' rt posix4 do if test -z "$ac_lib"; then ac_res="none required" else ac_res=-l$ac_lib LIBS="-l$ac_lib $ac_func_search_save_LIBS" fi if ac_fn_c_try_link "$LINENO" then : ac_cv_search_clock_gettime=$ac_res fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext if test ${ac_cv_search_clock_gettime+y} then : break fi done if test ${ac_cv_search_clock_gettime+y} then : else ac_cv_search_clock_gettime=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_clock_gettime" >&5 printf "%s\n" "$ac_cv_search_clock_gettime" >&6; } ac_res=$ac_cv_search_clock_gettime if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" test "$ac_cv_search_clock_gettime" = "none required" || LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime fi ac_fn_c_check_func "$LINENO" "clock_gettime" "ac_cv_func_clock_gettime" if test "x$ac_cv_func_clock_gettime" = xyes then : printf "%s\n" "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h fi ac_fn_c_check_func "$LINENO" "clock_settime" "ac_cv_func_clock_settime" if test "x$ac_cv_func_clock_settime" = xyes then : printf "%s\n" "#define HAVE_CLOCK_SETTIME 1" >>confdefs.h fi LIBS=$gl_saved_libs printf "%s\n" "#define GNULIB_TEST_CLOEXEC 1" >>confdefs.h if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then REPLACE_CLOSE=1 fi if test $ac_cv_header_sys_socket_h != yes; then ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default" if test "x$ac_cv_header_winsock2_h" = xyes then : printf "%s\n" "#define HAVE_WINSOCK2_H 1" >>confdefs.h fi fi if test "$ac_cv_header_winsock2_h" = yes; then HAVE_WINSOCK2_H=1 UNISTD_H_HAVE_WINSOCK2_H=1 SYS_IOCTL_H_HAVE_WINSOCK2_H=1 else HAVE_WINSOCK2_H=0 fi if test $UNISTD_H_HAVE_WINSOCK2_H = 1; then REPLACE_CLOSE=1 fi if test $REPLACE_CLOSE = 0; then if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then REPLACE_CLOSE=1 fi fi if test $REPLACE_CLOSE = 1; then gl_LIBOBJS="$gl_LIBOBJS close.$ac_objext" fi GNULIB_CLOSE=1 printf "%s\n" "#define GNULIB_TEST_CLOSE 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "closedir" "ac_cv_func_closedir" if test "x$ac_cv_func_closedir" = xyes then : printf "%s\n" "#define HAVE_CLOSEDIR 1" >>confdefs.h fi if test $ac_cv_func_closedir = no; then HAVE_CLOSEDIR=0 fi if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then if test $HAVE_CLOSEDIR = 1; then REPLACE_CLOSEDIR=1 fi fi case $host_os,$HAVE_CLOSEDIR in os2*,1) REPLACE_CLOSEDIR=1;; esac if test $HAVE_CLOSEDIR = 0 || test $REPLACE_CLOSEDIR = 1; then gl_LIBOBJS="$gl_LIBOBJS closedir.$ac_objext" fi GNULIB_CLOSEDIR=1 printf "%s\n" "#define GNULIB_TEST_CLOSEDIR 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_dirent_h='<'dirent.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_dirent_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_dirent_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'dirent.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_dirent_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_dirent_h gl_cv_next_dirent_h='"'$gl_header'"' else gl_cv_next_dirent_h='<'dirent.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_dirent_h" >&5 printf "%s\n" "$gl_cv_next_dirent_h" >&6; } fi NEXT_DIRENT_H=$gl_cv_next_dirent_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'dirent.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_dirent_h fi NEXT_AS_FIRST_DIRECTIVE_DIRENT_H=$gl_next_as_first_directive if test $ac_cv_header_dirent_h = yes; then HAVE_DIRENT_H=1 else HAVE_DIRENT_H=0 fi printf "%s\n" "#define GNULIB_DIRENT_SAFER 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "dirfd" "ac_cv_func_dirfd" if test "x$ac_cv_func_dirfd" = xyes then : printf "%s\n" "#define HAVE_DIRFD 1" >>confdefs.h fi ac_fn_c_check_decl "$LINENO" "dirfd" "ac_cv_have_decl_dirfd" "#include #include " if test "x$ac_cv_have_decl_dirfd" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_DIRFD $ac_have_decl" >>confdefs.h if test $ac_cv_have_decl_dirfd = no; then HAVE_DECL_DIRFD=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether dirfd is a macro" >&5 printf %s "checking whether dirfd is a macro... " >&6; } if test ${gl_cv_func_dirfd_macro+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #ifdef dirfd dirent_header_defines_dirfd #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "dirent_header_defines_dirfd" >/dev/null 2>&1 then : gl_cv_func_dirfd_macro=yes else gl_cv_func_dirfd_macro=no fi rm -rf conftest* fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dirfd_macro" >&5 printf "%s\n" "$gl_cv_func_dirfd_macro" >&6; } # Use the replacement if we have no function or macro with that name, # or if OS/2 kLIBC whose dirfd() does not work. # Replace only if the system declares dirfd already. case $ac_cv_func_dirfd,$gl_cv_func_dirfd_macro,$host_os,$ac_cv_have_decl_dirfd in no,no,*,yes | *,*,os2*,yes) REPLACE_DIRFD=1 printf "%s\n" "#define REPLACE_DIRFD 1" >>confdefs.h ;; esac if test $ac_cv_func_dirfd = no && test $gl_cv_func_dirfd_macro = no \ || test $REPLACE_DIRFD = 1; then gl_LIBOBJS="$gl_LIBOBJS dirfd.$ac_objext" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to get the file descriptor associated with an open DIR*" >&5 printf %s "checking how to get the file descriptor associated with an open DIR*... " >&6; } if test ${gl_cv_sys_dir_fd_member_name+y} then : printf %s "(cached) " >&6 else dirfd_save_CFLAGS=$CFLAGS for ac_expr in d_fd dd_fd; do CFLAGS="$CFLAGS -DDIR_FD_MEMBER_NAME=$ac_expr" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { DIR *dir_p = opendir("."); (void) dir_p->DIR_FD_MEMBER_NAME; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : dir_fd_found=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext CFLAGS=$dirfd_save_CFLAGS test "$dir_fd_found" = yes && break done test "$dir_fd_found" = yes || ac_expr=no_such_member gl_cv_sys_dir_fd_member_name=$ac_expr fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_dir_fd_member_name" >&5 printf "%s\n" "$gl_cv_sys_dir_fd_member_name" >&6; } if test $gl_cv_sys_dir_fd_member_name != no_such_member; then printf "%s\n" "#define DIR_FD_MEMBER_NAME $gl_cv_sys_dir_fd_member_name" >>confdefs.h fi fi GNULIB_DIRFD=1 printf "%s\n" "#define GNULIB_TEST_DIRFD 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether // is distinct from /" >&5 printf %s "checking whether // is distinct from /... " >&6; } if test ${gl_cv_double_slash_root+y} then : printf %s "(cached) " >&6 else if test x"$cross_compiling" = xyes ; then # When cross-compiling, there is no way to tell whether // is special # short of a list of hosts. However, the only known hosts to date # that have a distinct // are Apollo DomainOS (too old to port to), # Cygwin, and z/OS. If anyone knows of another system for which // has # special semantics and is distinct from /, please report it to # . case $host in *-cygwin | i370-ibm-openedition) gl_cv_double_slash_root=yes ;; *) # Be optimistic and assume that / and // are the same when we # don't know. gl_cv_double_slash_root='unknown, assuming no' ;; esac else set x `ls -di / // 2>/dev/null` if test "$2" = "$4" && wc //dev/null >/dev/null 2>&1; then gl_cv_double_slash_root=no else gl_cv_double_slash_root=yes fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5 printf "%s\n" "$gl_cv_double_slash_root" >&6; } if test "$gl_cv_double_slash_root" = yes; then printf "%s\n" "#define DOUBLE_SLASH_IS_DISTINCT_ROOT 1" >>confdefs.h fi if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then REPLACE_DUP=1 fi if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then REPLACE_DUP=1 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether dup works" >&5 printf %s "checking whether dup works... " >&6; } if test ${gl_cv_func_dup_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on native Windows. mingw*) gl_cv_func_dup_works="guessing no" ;; *) gl_cv_func_dup_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main (void) { /* On OS/2 kLIBC, dup does not work on a directory fd. */ int fd = open (".", O_RDONLY); return fd < 0 ? 1 : dup (fd) < 0 ? 2 : 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_dup_works=yes else gl_cv_func_dup_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dup_works" >&5 printf "%s\n" "$gl_cv_func_dup_works" >&6; } case "$gl_cv_func_dup_works" in *yes) ;; *) REPLACE_DUP=1 ;; esac if test $REPLACE_DUP = 1; then gl_LIBOBJS="$gl_LIBOBJS dup.$ac_objext" : fi GNULIB_DUP=1 printf "%s\n" "#define GNULIB_TEST_DUP 1" >>confdefs.h printf "%s\n" "#define HAVE_DUP2 1" >>confdefs.h if test $HAVE_DUP2 = 1; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether dup2 works" >&5 printf %s "checking whether dup2 works... " >&6; } if test ${gl_cv_func_dup2_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in mingw*) # on this platform, dup2 always returns 0 for success gl_cv_func_dup2_works="guessing no" ;; cygwin*) # on cygwin 1.5.x, dup2(1,1) returns 0 gl_cv_func_dup2_works="guessing no" ;; aix* | freebsd*) # on AIX 7.1 and FreeBSD 6.1, dup2 (1,toobig) gives EMFILE, # not EBADF. gl_cv_func_dup2_works="guessing no" ;; haiku*) # on Haiku alpha 2, dup2(1, 1) resets FD_CLOEXEC. gl_cv_func_dup2_works="guessing no" ;; *-android*) # implemented using dup3(), which fails if oldfd == newfd gl_cv_func_dup2_works="guessing no" ;; os2*) # on OS/2 kLIBC, dup2() does not work on a directory fd. gl_cv_func_dup2_works="guessing no" ;; *) gl_cv_func_dup2_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #include #ifndef RLIM_SAVED_CUR # define RLIM_SAVED_CUR RLIM_INFINITY #endif #ifndef RLIM_SAVED_MAX # define RLIM_SAVED_MAX RLIM_INFINITY #endif int main (void) { int result = 0; int bad_fd = INT_MAX; struct rlimit rlim; if (getrlimit (RLIMIT_NOFILE, &rlim) == 0 && 0 <= rlim.rlim_cur && rlim.rlim_cur <= INT_MAX && rlim.rlim_cur != RLIM_INFINITY && rlim.rlim_cur != RLIM_SAVED_MAX && rlim.rlim_cur != RLIM_SAVED_CUR) bad_fd = rlim.rlim_cur; #ifdef FD_CLOEXEC if (fcntl (1, F_SETFD, FD_CLOEXEC) == -1) result |= 1; #endif if (dup2 (1, 1) != 1) result |= 2; #ifdef FD_CLOEXEC if (fcntl (1, F_GETFD) != FD_CLOEXEC) result |= 4; #endif close (0); if (dup2 (0, 0) != -1) result |= 8; /* Many gnulib modules require POSIX conformance of EBADF. */ if (dup2 (2, bad_fd) == -1 && errno != EBADF) result |= 16; /* Flush out some cygwin core dumps. */ if (dup2 (2, -1) != -1 || errno != EBADF) result |= 32; dup2 (2, 255); dup2 (2, 256); /* On OS/2 kLIBC, dup2() does not work on a directory fd. */ { int fd = open (".", O_RDONLY); if (fd == -1) result |= 64; else if (dup2 (fd, fd + 1) == -1) result |= 128; close (fd); } return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_dup2_works=yes else gl_cv_func_dup2_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dup2_works" >&5 printf "%s\n" "$gl_cv_func_dup2_works" >&6; } case "$gl_cv_func_dup2_works" in *yes) ;; *) REPLACE_DUP2=1 ac_fn_c_check_func "$LINENO" "setdtablesize" "ac_cv_func_setdtablesize" if test "x$ac_cv_func_setdtablesize" = xyes then : printf "%s\n" "#define HAVE_SETDTABLESIZE 1" >>confdefs.h fi ;; esac fi if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then if test $HAVE_DUP2 = 1; then REPLACE_DUP2=1 fi fi if test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1; then gl_LIBOBJS="$gl_LIBOBJS dup2.$ac_objext" fi GNULIB_DUP2=1 printf "%s\n" "#define GNULIB_TEST_DUP2 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for error_at_line" >&5 printf %s "checking for error_at_line... " >&6; } if test ${ac_cv_lib_error_at_line+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { error_at_line (0, 0, "", 0, "an error occurred"); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : ac_cv_lib_error_at_line=yes else ac_cv_lib_error_at_line=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_error_at_line" >&5 printf "%s\n" "$ac_cv_lib_error_at_line" >&6; } if test $ac_cv_lib_error_at_line = no; then gl_LIBOBJS="$gl_LIBOBJS error.$ac_objext" : fi XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=error:3:c-format" XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=error_at_line:5:c-format" if test $ac_cv_have_decl_fchdir = no; then HAVE_DECL_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then gl_LIBOBJS="$gl_LIBOBJS fchdir.$ac_objext" : printf "%s\n" "#define REPLACE_FCHDIR 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether open can visit directories" >&5 printf %s "checking whether open can visit directories... " >&6; } if test ${gl_cv_func_open_directory_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on Linux systems. linux-* | linux) gl_cv_func_open_directory_works="guessing yes" ;; # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_open_directory_works="guessing yes" ;; # Guess no on native Windows. mingw*) gl_cv_func_open_directory_works="guessing no" ;; # If we don't know, assume the worst. *) gl_cv_func_open_directory_works="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { return open(".", O_RDONLY) < 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_open_directory_works=yes else gl_cv_func_open_directory_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_open_directory_works" >&5 printf "%s\n" "$gl_cv_func_open_directory_works" >&6; } case "$gl_cv_func_open_directory_works" in *yes) ;; *) printf "%s\n" "#define REPLACE_OPEN_DIRECTORY 1" >>confdefs.h ;; esac fi GNULIB_FCHDIR=1 printf "%s\n" "#define GNULIB_TEST_FCHDIR 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 printf %s "checking whether fflush works on input streams... " >&6; } if test ${gl_cv_func_fflush_stdin+y} then : printf %s "(cached) " >&6 else echo hello world > conftest.txt if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on native Windows. mingw*) gl_cv_func_fflush_stdin="guessing no" ;; *) gl_cv_func_fflush_stdin=cross ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include #endif int main (void) { FILE *f = fopen ("conftest.txt", "r"); char buffer[10]; int fd; int c; if (f == NULL) return 1; fd = fileno (f); if (fd < 0 || fread (buffer, 1, 5, f) != 5) { fclose (f); return 2; } /* For deterministic results, ensure f read a bigger buffer. */ if (lseek (fd, 0, SEEK_CUR) == 5) { fclose (f); return 3; } /* POSIX requires fflush-fseek to set file offset of fd. This fails on BSD systems and on mingw. */ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) { fclose (f); return 4; } if (lseek (fd, 0, SEEK_CUR) != 5) { fclose (f); return 5; } /* Verify behaviour of fflush after ungetc. See */ /* Verify behaviour of fflush after a backup ungetc. This fails on mingw. */ c = fgetc (f); ungetc (c, f); fflush (f); if (fgetc (f) != c) { fclose (f); return 6; } /* Verify behaviour of fflush after a non-backup ungetc. This fails on glibc 2.8 and on BSD systems. */ c = fgetc (f); ungetc ('@', f); fflush (f); if (fgetc (f) != c) { fclose (f); return 7; } fclose (f); return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fflush_stdin=yes else gl_cv_func_fflush_stdin=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm conftest.txt fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } case "$gl_cv_func_fflush_stdin" in *yes) gl_func_fflush_stdin=1 ;; *no) gl_func_fflush_stdin=0 ;; *) gl_func_fflush_stdin='(-1)' ;; esac printf "%s\n" "#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin" >>confdefs.h case "$gl_cv_func_fflush_stdin" in *yes) ;; *) REPLACE_FCLOSE=1 ;; esac if test $REPLACE_CLOSE = 1; then REPLACE_FCLOSE=1 fi case "$host_os" in openedition) REPLACE_FCLOSE=1 ;; esac if test $REPLACE_FCLOSE = 1; then gl_LIBOBJS="$gl_LIBOBJS fclose.$ac_objext" fi GNULIB_FCLOSE=1 printf "%s\n" "#define GNULIB_TEST_FCLOSE 1" >>confdefs.h if test $ac_cv_func_fcntl = no; then if test $ac_cv_func_fcntl = no; then HAVE_FCNTL=0 else REPLACE_FCNTL=1 fi else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fcntl handles F_DUPFD correctly" >&5 printf %s "checking whether fcntl handles F_DUPFD correctly... " >&6; } if test ${gl_cv_func_fcntl_f_dupfd_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case $host_os in aix* | cygwin* | haiku*) gl_cv_func_fcntl_f_dupfd_works="guessing no" ;; *) gl_cv_func_fcntl_f_dupfd_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #include #ifndef RLIM_SAVED_CUR # define RLIM_SAVED_CUR RLIM_INFINITY #endif #ifndef RLIM_SAVED_MAX # define RLIM_SAVED_MAX RLIM_INFINITY #endif int main (void) { int result = 0; int bad_fd = INT_MAX; struct rlimit rlim; if (getrlimit (RLIMIT_NOFILE, &rlim) == 0 && 0 <= rlim.rlim_cur && rlim.rlim_cur <= INT_MAX && rlim.rlim_cur != RLIM_INFINITY && rlim.rlim_cur != RLIM_SAVED_MAX && rlim.rlim_cur != RLIM_SAVED_CUR) bad_fd = rlim.rlim_cur; if (fcntl (0, F_DUPFD, -1) != -1) result |= 1; if (errno != EINVAL) result |= 2; if (fcntl (0, F_DUPFD, bad_fd) != -1) result |= 4; if (errno != EINVAL) result |= 8; /* On OS/2 kLIBC, F_DUPFD does not work on a directory fd */ { int fd; fd = open (".", O_RDONLY); if (fd == -1) result |= 16; else if (fcntl (fd, F_DUPFD, STDERR_FILENO + 1) == -1) result |= 32; close (fd); } return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fcntl_f_dupfd_works=yes else gl_cv_func_fcntl_f_dupfd_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_works" >&5 printf "%s\n" "$gl_cv_func_fcntl_f_dupfd_works" >&6; } case $gl_cv_func_fcntl_f_dupfd_works in *yes) ;; *) if test $ac_cv_func_fcntl = no; then HAVE_FCNTL=0 else REPLACE_FCNTL=1 fi printf "%s\n" "#define FCNTL_DUPFD_BUGGY 1" >>confdefs.h ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fcntl understands F_DUPFD_CLOEXEC" >&5 printf %s "checking whether fcntl understands F_DUPFD_CLOEXEC... " >&6; } if test ${gl_cv_func_fcntl_f_dupfd_cloexec+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #ifndef F_DUPFD_CLOEXEC choke me #endif int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __linux__ /* The Linux kernel only added F_DUPFD_CLOEXEC in 2.6.24, so we always replace it to support the semantics on older kernels that failed with EINVAL. */ choke me #endif int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_fcntl_f_dupfd_cloexec=yes else gl_cv_func_fcntl_f_dupfd_cloexec="needs runtime check" fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext else gl_cv_func_fcntl_f_dupfd_cloexec=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_cloexec" >&5 printf "%s\n" "$gl_cv_func_fcntl_f_dupfd_cloexec" >&6; } if test "$gl_cv_func_fcntl_f_dupfd_cloexec" != yes; then if test $ac_cv_func_fcntl = no; then HAVE_FCNTL=0 else REPLACE_FCNTL=1 fi fi fi if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then if test $ac_cv_func_fcntl = no; then HAVE_FCNTL=0 else REPLACE_FCNTL=1 fi fi if test $HAVE_FCNTL = 0 || test $REPLACE_FCNTL = 1; then gl_LIBOBJS="$gl_LIBOBJS fcntl.$ac_objext" fi GNULIB_FCNTL=1 printf "%s\n" "#define GNULIB_TEST_FCNTL 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_fcntl_h='<'fcntl.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_fcntl_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'fcntl.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_fcntl_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_fcntl_h gl_cv_next_fcntl_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_fcntl_h" >&5 printf "%s\n" "$gl_cv_next_fcntl_h" >&6; } fi NEXT_FCNTL_H=$gl_cv_next_fcntl_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'fcntl.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_fcntl_h fi NEXT_AS_FIRST_DIRECTIVE_FCNTL_H=$gl_next_as_first_directive printf "%s\n" "#define GNULIB_FCNTL_SAFER 1" >>confdefs.h printf "%s\n" "#define GNULIB_FD_SAFER_FLAG 1" >>confdefs.h LIB_FDATASYNC= if test $ac_cv_have_decl_fdatasync = no; then HAVE_DECL_FDATASYNC=0 ac_fn_c_check_func "$LINENO" "fdatasync" "ac_cv_func_fdatasync" if test "x$ac_cv_func_fdatasync" = xyes then : printf "%s\n" "#define HAVE_FDATASYNC 1" >>confdefs.h fi if test $ac_cv_func_fdatasync = no; then HAVE_FDATASYNC=0 fi else gl_saved_libs=$LIBS { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing fdatasync" >&5 printf %s "checking for library containing fdatasync... " >&6; } if test ${ac_cv_search_fdatasync+y} then : printf %s "(cached) " >&6 else ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char fdatasync (); int main (void) { return fdatasync (); ; return 0; } _ACEOF for ac_lib in '' rt posix4 do if test -z "$ac_lib"; then ac_res="none required" else ac_res=-l$ac_lib LIBS="-l$ac_lib $ac_func_search_save_LIBS" fi if ac_fn_c_try_link "$LINENO" then : ac_cv_search_fdatasync=$ac_res fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext if test ${ac_cv_search_fdatasync+y} then : break fi done if test ${ac_cv_search_fdatasync+y} then : else ac_cv_search_fdatasync=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_fdatasync" >&5 printf "%s\n" "$ac_cv_search_fdatasync" >&6; } ac_res=$ac_cv_search_fdatasync if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" test "$ac_cv_search_fdatasync" = "none required" || LIB_FDATASYNC=$ac_cv_search_fdatasync fi LIBS=$gl_saved_libs fi if test $HAVE_FDATASYNC = 0; then gl_LIBOBJS="$gl_LIBOBJS fdatasync.$ac_objext" fi GNULIB_FDATASYNC=1 printf "%s\n" "#define GNULIB_TEST_FDATASYNC 1" >>confdefs.h ac_fn_c_check_decl "$LINENO" "fdopendir" "ac_cv_have_decl_fdopendir" " #include " if test "x$ac_cv_have_decl_fdopendir" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_FDOPENDIR $ac_have_decl" >>confdefs.h if test $ac_have_decl = 1 then : else HAVE_DECL_FDOPENDIR=0 fi if test $ac_cv_func_fdopendir = no; then HAVE_FDOPENDIR=0 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fdopendir works" >&5 printf %s "checking whether fdopendir works... " >&6; } if test ${gl_cv_func_fdopendir_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu*) gl_cv_func_fdopendir_works="guessing yes" ;; # If we don't know, assume the worst. *) gl_cv_func_fdopendir_works="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #if !HAVE_DECL_FDOPENDIR extern # ifdef __cplusplus "C" # endif DIR *fdopendir (int); #endif int main (void) { int result = 0; int fd = open ("conftest.c", O_RDONLY); if (fd < 0) result |= 1; if (fdopendir (fd)) result |= 2; if (close (fd)) result |= 4; return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fdopendir_works=yes else gl_cv_func_fdopendir_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fdopendir_works" >&5 printf "%s\n" "$gl_cv_func_fdopendir_works" >&6; } case "$gl_cv_func_fdopendir_works" in *yes) ;; *) REPLACE_FDOPENDIR=1 ;; esac fi if test $HAVE_FDOPENDIR = 0 || test $REPLACE_FDOPENDIR = 1; then gl_LIBOBJS="$gl_LIBOBJS fdopendir.$ac_objext" fi GNULIB_FDOPENDIR=1 printf "%s\n" "#define GNULIB_TEST_FDOPENDIR 1" >>confdefs.h printf "%s\n" "#define GNULIB_FDOPENDIR 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 printf %s "checking whether fflush works on input streams... " >&6; } if test ${gl_cv_func_fflush_stdin+y} then : printf %s "(cached) " >&6 else echo hello world > conftest.txt if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on native Windows. mingw*) gl_cv_func_fflush_stdin="guessing no" ;; *) gl_cv_func_fflush_stdin=cross ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include #endif int main (void) { FILE *f = fopen ("conftest.txt", "r"); char buffer[10]; int fd; int c; if (f == NULL) return 1; fd = fileno (f); if (fd < 0 || fread (buffer, 1, 5, f) != 5) { fclose (f); return 2; } /* For deterministic results, ensure f read a bigger buffer. */ if (lseek (fd, 0, SEEK_CUR) == 5) { fclose (f); return 3; } /* POSIX requires fflush-fseek to set file offset of fd. This fails on BSD systems and on mingw. */ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) { fclose (f); return 4; } if (lseek (fd, 0, SEEK_CUR) != 5) { fclose (f); return 5; } /* Verify behaviour of fflush after ungetc. See */ /* Verify behaviour of fflush after a backup ungetc. This fails on mingw. */ c = fgetc (f); ungetc (c, f); fflush (f); if (fgetc (f) != c) { fclose (f); return 6; } /* Verify behaviour of fflush after a non-backup ungetc. This fails on glibc 2.8 and on BSD systems. */ c = fgetc (f); ungetc ('@', f); fflush (f); if (fgetc (f) != c) { fclose (f); return 7; } fclose (f); return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fflush_stdin=yes else gl_cv_func_fflush_stdin=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm conftest.txt fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } case "$gl_cv_func_fflush_stdin" in *yes) gl_func_fflush_stdin=1 ;; *no) gl_func_fflush_stdin=0 ;; *) gl_func_fflush_stdin='(-1)' ;; esac printf "%s\n" "#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin" >>confdefs.h case "$gl_cv_func_fflush_stdin" in *yes) ;; *) REPLACE_FFLUSH=1 ;; esac if test $REPLACE_FFLUSH = 1; then gl_LIBOBJS="$gl_LIBOBJS fflush.$ac_objext" : fi printf "%s\n" "#define GNULIB_FFLUSH 1" >>confdefs.h GNULIB_FFLUSH=1 printf "%s\n" "#define GNULIB_TEST_FFLUSH 1" >>confdefs.h FLOAT_H= REPLACE_FLOAT_LDBL=0 case "$host_os" in aix* | beos* | openbsd* | mirbsd* | irix*) FLOAT_H=float.h ;; freebsd* | dragonfly*) case "$host_cpu" in i[34567]86 ) FLOAT_H=float.h ;; x86_64 ) # On x86_64 systems, the C compiler may still be generating # 32-bit code. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __LP64__ || defined __x86_64__ || defined __amd64__ int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : else FLOAT_H=float.h fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; esac ;; linux*) case "$host_cpu" in powerpc*) FLOAT_H=float.h ;; esac ;; esac case "$host_os" in aix* | freebsd* | dragonfly* | linux*) if test -n "$FLOAT_H"; then REPLACE_FLOAT_LDBL=1 fi ;; esac REPLACE_ITOLD=0 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether conversion from 'int' to 'long double' works" >&5 printf %s "checking whether conversion from 'int' to 'long double' works... " >&6; } if test ${gl_cv_func_itold_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host" in sparc*-*-linux*) cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __LP64__ || defined __arch64__ int ok; #else error fail #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_itold_works="guessing no" else gl_cv_func_itold_works="guessing yes" fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext ;; # Guess yes on native Windows. mingw*) gl_cv_func_itold_works="guessing yes" ;; *) gl_cv_func_itold_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int i = -1; volatile long double ld; int main () { ld += i * 1.0L; if (ld > 0) return 1; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_itold_works=yes else gl_cv_func_itold_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_itold_works" >&5 printf "%s\n" "$gl_cv_func_itold_works" >&6; } case "$gl_cv_func_itold_works" in *no) REPLACE_ITOLD=1 FLOAT_H=float.h ;; esac if test -n "$FLOAT_H"; then if test $gl_cv_have_include_next = yes; then gl_cv_next_float_h='<'float.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_float_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'float.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_float_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_float_h gl_cv_next_float_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_float_h" >&5 printf "%s\n" "$gl_cv_next_float_h" >&6; } fi NEXT_FLOAT_H=$gl_cv_next_float_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'float.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_float_h fi NEXT_AS_FIRST_DIRECTIVE_FLOAT_H=$gl_next_as_first_directive fi if test -n "$FLOAT_H"; then GL_GENERATE_FLOAT_H_TRUE= GL_GENERATE_FLOAT_H_FALSE='#' else GL_GENERATE_FLOAT_H_TRUE='#' GL_GENERATE_FLOAT_H_FALSE= fi if test $REPLACE_FLOAT_LDBL = 1; then gl_LIBOBJS="$gl_LIBOBJS float.$ac_objext" fi if test $REPLACE_ITOLD = 1; then gl_LIBOBJS="$gl_LIBOBJS itold.$ac_objext" fi gl_cv_func_fprintf_posix=no case "$gl_cv_func_printf_sizes_c99" in *yes) case "$gl_cv_func_printf_long_double" in *yes) case "$gl_cv_func_printf_infinite" in *yes) case "$gl_cv_func_printf_infinite_long_double" in *yes) case "$gl_cv_func_printf_directive_a" in *yes) case "$gl_cv_func_printf_directive_f" in *yes) case "$gl_cv_func_printf_directive_n" in *yes) case "$gl_cv_func_printf_directive_ls" in *yes) case "$gl_cv_func_printf_positions" in *yes) case "$gl_cv_func_printf_flag_grouping" in *yes) case "$gl_cv_func_printf_flag_leftadjust" in *yes) case "$gl_cv_func_printf_flag_zero" in *yes) case "$gl_cv_func_printf_precision" in *yes) case "$gl_cv_func_printf_enomem" in *yes) # fprintf exists and is # already POSIX compliant. gl_cv_func_fprintf_posix=yes ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac if test $gl_cv_func_fprintf_posix = no; then case "$gl_cv_func_printf_infinite" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_long_double" in *yes) case "$gl_cv_func_printf_infinite_long_double" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h ;; esac ;; esac case "$gl_cv_func_printf_directive_a" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo" if test "x$ac_cv_func_nl_langinfo" = xyes then : printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h fi ;; esac case "$gl_cv_func_printf_directive_f" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_directive_ls" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_grouping" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_leftadjust" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_zero" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_precision" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_enomem" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h ;; esac gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" if test $ac_cv_func_vasnprintf = yes; then printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h fi ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" if test "x$ac_cv_type_ptrdiff_t" = xyes then : else printf "%s\n" "#define ptrdiff_t long" >>confdefs.h fi gl_LIBOBJS="$gl_LIBOBJS fprintf.$ac_objext" REPLACE_FPRINTF=1 printf "%s\n" "#define REPLACE_FPRINTF_POSIX 1" >>confdefs.h : fi GNULIB_FPRINTF_POSIX=1 printf "%s\n" "#define GNULIB_TEST_FPRINTF_POSIX 1" >>confdefs.h ac_fn_c_check_decl "$LINENO" "fpurge" "ac_cv_have_decl_fpurge" "#include " if test "x$ac_cv_have_decl_fpurge" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_FPURGE $ac_have_decl" >>confdefs.h if test "x$ac_cv_func_fpurge" = xyes; then HAVE_FPURGE=1 # Detect BSD bug. Only cygwin 1.7 is known to be immune. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fpurge works" >&5 printf %s "checking whether fpurge works... " >&6; } if test ${gl_cv_func_fpurge_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_func_fpurge_works='guessing no' else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { FILE *f = fopen ("conftest.txt", "w+"); if (!f) return 1; if (fputc ('a', f) != 'a') { fclose (f); return 2; } rewind (f); if (fgetc (f) != 'a') { fclose (f); return 3; } if (fgetc (f) != EOF) { fclose (f); return 4; } if (fpurge (f) != 0) { fclose (f); return 5; } if (putc ('b', f) != 'b') { fclose (f); return 6; } if (fclose (f) != 0) return 7; if ((f = fopen ("conftest.txt", "r")) == NULL) return 8; if (fgetc (f) != 'a') { fclose (f); return 9; } if (fgetc (f) != 'b') { fclose (f); return 10; } if (fgetc (f) != EOF) { fclose (f); return 11; } if (fclose (f) != 0) return 12; if (remove ("conftest.txt") != 0) return 13; return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fpurge_works=yes else gl_cv_func_fpurge_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fpurge_works" >&5 printf "%s\n" "$gl_cv_func_fpurge_works" >&6; } if test "x$gl_cv_func_fpurge_works" != xyes; then REPLACE_FPURGE=1 fi else HAVE_FPURGE=0 fi if test "x$ac_cv_have_decl_fpurge" = xno; then HAVE_DECL_FPURGE=0 fi if test $HAVE_FPURGE = 0 || test $REPLACE_FPURGE = 1; then gl_LIBOBJS="$gl_LIBOBJS fpurge.$ac_objext" fi GNULIB_FPURGE=1 printf "%s\n" "#define GNULIB_TEST_FPURGE 1" >>confdefs.h if test $gl_cv_func_frexp_no_libm = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexp works" >&5 printf %s "checking whether frexp works... " >&6; } if test ${gl_cv_func_frexp_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in netbsd* | irix*) gl_cv_func_frexp_works="guessing no" ;; mingw*) # Guess yes with MSVC, no with mingw. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Good #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Good" >/dev/null 2>&1 then : gl_cv_func_frexp_works="guessing yes" else gl_cv_func_frexp_works="guessing no" fi rm -rf conftest* ;; *) gl_cv_func_frexp_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #if HAVE_DECL_ALARM # include # include #endif /* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. ICC 10.0 has a bug when optimizing the expression -zero. The expression -DBL_MIN * DBL_MIN does not work when cross-compiling to PowerPC on Mac OS X 10.5. */ #if defined __hpux || defined __sgi || defined __ICC static double compute_minus_zero (void) { return -DBL_MIN * DBL_MIN; } # define minus_zero compute_minus_zero () #else double minus_zero = -0.0; #endif int main() { int result = 0; int i; volatile double x; double zero = 0.0; #if HAVE_DECL_ALARM /* NeXTstep 3.3 frexp() runs into an endless loop when called on an infinite number. Let the test fail in this case. */ signal (SIGALRM, SIG_DFL); alarm (5); #endif /* Test on denormalized numbers. */ for (i = 1, x = 1.0; i >= DBL_MIN_EXP; i--, x *= 0.5) ; if (x > 0.0) { int exp; double y = frexp (x, &exp); /* On machines with IEEE754 arithmetic: x = 1.11254e-308, exp = -1022. On NetBSD: y = 0.75. Correct: y = 0.5. */ if (y != 0.5) result |= 1; } /* Test on infinite numbers. */ x = 1.0 / zero; { int exp; double y = frexp (x, &exp); if (y != x) result |= 2; } /* Test on negative zero. */ x = minus_zero; { int exp; double y = frexp (x, &exp); if (memcmp (&y, &x, sizeof x)) result |= 4; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_frexp_works=yes else gl_cv_func_frexp_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5 printf "%s\n" "$gl_cv_func_frexp_works" >&6; } case "$gl_cv_func_frexp_works" in *yes) gl_func_frexp_no_libm=yes ;; *) gl_func_frexp_no_libm=no; REPLACE_FREXP=1 ;; esac else gl_func_frexp_no_libm=no REPLACE_FREXP=1 fi if test $gl_func_frexp_no_libm = yes; then printf "%s\n" "#define HAVE_FREXP_IN_LIBC 1" >>confdefs.h fi if test $gl_func_frexp_no_libm != yes; then gl_LIBOBJS="$gl_LIBOBJS frexp.$ac_objext" fi GNULIB_FREXP=1 printf "%s\n" "#define GNULIB_TEST_FREXP 1" >>confdefs.h ac_fn_c_check_decl "$LINENO" "frexpl" "ac_cv_have_decl_frexpl" "#include " if test "x$ac_cv_have_decl_frexpl" = xyes then : else HAVE_DECL_FREXPL=0 fi if test $HAVE_DECL_FREXPL = 1; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl() can be used without linking with libm" >&5 printf %s "checking whether frexpl() can be used without linking with libm... " >&6; } if test ${gl_cv_func_frexpl_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include long double x; int main (void) { int e; return frexpl (x, &e) > 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_frexpl_no_libm=yes else gl_cv_func_frexpl_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5 printf "%s\n" "$gl_cv_func_frexpl_no_libm" >&6; } if test $gl_cv_func_frexpl_no_libm = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl works" >&5 printf %s "checking whether frexpl works... " >&6; } if test ${gl_cv_func_frexpl_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | pw*) gl_cv_func_frexpl_works="guessing no";; *) gl_cv_func_frexpl_works="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include /* Override the values of , like done in float.in.h. */ #if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__) # undef LDBL_MIN_EXP # define LDBL_MIN_EXP (-16381) #endif #if defined __i386__ && (defined __FreeBSD__ || defined __DragonFly__) # undef LDBL_MIN_EXP # define LDBL_MIN_EXP (-16381) #endif #if (defined _ARCH_PPC || defined _POWER) && defined _AIX && (LDBL_MANT_DIG == 106) && defined __GNUC__ # undef LDBL_MIN_EXP # define LDBL_MIN_EXP DBL_MIN_EXP #endif #if defined __sgi && (LDBL_MANT_DIG >= 106) # if defined __GNUC__ # undef LDBL_MIN_EXP # define LDBL_MIN_EXP DBL_MIN_EXP # endif #endif extern #ifdef __cplusplus "C" #endif long double frexpl (long double, int *); int main() { int result = 0; volatile long double x; /* Test on finite numbers that fails on AIX 5.1. */ x = 16.0L; { int exp = -9999; frexpl (x, &exp); if (exp != 5) result |= 1; } /* Test on finite numbers that fails on Mac OS X 10.4, because its frexpl function returns an invalid (incorrectly normalized) value: it returns y = { 0x3fe028f5, 0xc28f5c28, 0x3c9eb851, 0xeb851eb8 } but the correct result is 0.505L = { 0x3fe028f5, 0xc28f5c29, 0xbc547ae1, 0x47ae1480 } */ x = 1.01L; { int exp = -9999; long double y = frexpl (x, &exp); if (!(exp == 1 && y == 0.505L)) result |= 2; } /* Test on large finite numbers. This fails on BeOS at i = 16322, while LDBL_MAX_EXP = 16384. In the loop end test, we test x against Infinity, rather than comparing i with LDBL_MAX_EXP, because BeOS has a wrong LDBL_MAX_EXP. */ { int i; for (i = 1, x = 1.0L; x != x + x; i++, x *= 2.0L) { int exp = -9999; frexpl (x, &exp); if (exp != i) { result |= 4; break; } } } /* Test on denormalized numbers. */ { int i; for (i = 1, x = 1.0L; i >= LDBL_MIN_EXP; i--, x *= 0.5L) ; if (x > 0.0L) { int exp; long double y = frexpl (x, &exp); /* On machines with IEEE854 arithmetic: x = 1.68105e-4932, exp = -16382, y = 0.5. On Mac OS X 10.5: exp = -16384, y = 0.5. */ if (exp != LDBL_MIN_EXP - 1) result |= 8; } } /* Test on infinite numbers. */ x = 1.0L / 0.0L; { int exp; long double y = frexpl (x, &exp); if (y != x) result |= 16; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_frexpl_works=yes else gl_cv_func_frexpl_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5 printf "%s\n" "$gl_cv_func_frexpl_works" >&6; } case "$gl_cv_func_frexpl_works" in *yes) gl_func_frexpl_no_libm=yes ;; *) gl_func_frexpl_no_libm=no; REPLACE_FREXPL=1 ;; esac else gl_func_frexpl_no_libm=no REPLACE_FREXPL=1 fi if test $gl_func_frexpl_no_libm = yes; then printf "%s\n" "#define HAVE_FREXPL_IN_LIBC 1" >>confdefs.h fi fi if test $HAVE_DECL_FREXPL = 0 || test $gl_func_frexpl_no_libm = no; then gl_LIBOBJS="$gl_LIBOBJS frexpl.$ac_objext" fi GNULIB_FREXPL=1 printf "%s\n" "#define GNULIB_TEST_FREXPL 1" >>confdefs.h if test $HAVE_FSEEKO = 0 || test $REPLACE_FSEEKO = 1; then REPLACE_FSEEK=1 fi if test $REPLACE_FSEEK = 1; then gl_LIBOBJS="$gl_LIBOBJS fseek.$ac_objext" fi GNULIB_FSEEK=1 printf "%s\n" "#define GNULIB_TEST_FSEEK 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fseeko" >&5 printf %s "checking for fseeko... " >&6; } if test ${gl_cv_func_fseeko+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { fseeko (stdin, 0, 0); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_fseeko=yes else gl_cv_func_fseeko=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fseeko" >&5 printf "%s\n" "$gl_cv_func_fseeko" >&6; } if test $ac_cv_have_decl_fseeko = no; then HAVE_DECL_FSEEKO=0 fi if test $gl_cv_func_fseeko = no; then HAVE_FSEEKO=0 else if test $WINDOWS_64_BIT_OFF_T = 1; then REPLACE_FSEEKO=1 fi if test $gl_cv_var_stdin_large_offset = no; then REPLACE_FSEEKO=1 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 printf %s "checking whether fflush works on input streams... " >&6; } if test ${gl_cv_func_fflush_stdin+y} then : printf %s "(cached) " >&6 else echo hello world > conftest.txt if test "$cross_compiling" = yes then : case "$host_os" in # Guess no on native Windows. mingw*) gl_cv_func_fflush_stdin="guessing no" ;; *) gl_cv_func_fflush_stdin=cross ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include #endif int main (void) { FILE *f = fopen ("conftest.txt", "r"); char buffer[10]; int fd; int c; if (f == NULL) return 1; fd = fileno (f); if (fd < 0 || fread (buffer, 1, 5, f) != 5) { fclose (f); return 2; } /* For deterministic results, ensure f read a bigger buffer. */ if (lseek (fd, 0, SEEK_CUR) == 5) { fclose (f); return 3; } /* POSIX requires fflush-fseek to set file offset of fd. This fails on BSD systems and on mingw. */ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) { fclose (f); return 4; } if (lseek (fd, 0, SEEK_CUR) != 5) { fclose (f); return 5; } /* Verify behaviour of fflush after ungetc. See */ /* Verify behaviour of fflush after a backup ungetc. This fails on mingw. */ c = fgetc (f); ungetc (c, f); fflush (f); if (fgetc (f) != c) { fclose (f); return 6; } /* Verify behaviour of fflush after a non-backup ungetc. This fails on glibc 2.8 and on BSD systems. */ c = fgetc (f); ungetc ('@', f); fflush (f); if (fgetc (f) != c) { fclose (f); return 7; } fclose (f); return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fflush_stdin=yes else gl_cv_func_fflush_stdin=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm conftest.txt fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } case "$gl_cv_func_fflush_stdin" in *yes) gl_func_fflush_stdin=1 ;; *no) gl_func_fflush_stdin=0 ;; *) gl_func_fflush_stdin='(-1)' ;; esac printf "%s\n" "#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin" >>confdefs.h case "$gl_cv_func_fflush_stdin" in *yes) ;; *) REPLACE_FSEEKO=1 ;; esac fi if test $HAVE_FSEEKO = 0 || test $REPLACE_FSEEKO = 1; then gl_LIBOBJS="$gl_LIBOBJS fseeko.$ac_objext" ac_fn_c_check_func "$LINENO" "_fseeki64" "ac_cv_func__fseeki64" if test "x$ac_cv_func__fseeki64" = xyes then : printf "%s\n" "#define HAVE__FSEEKI64 1" >>confdefs.h fi if test $ac_cv_func__fseeki64 = yes; then ac_fn_c_check_decl "$LINENO" "_fseeki64" "ac_cv_have_decl__fseeki64" "$ac_includes_default" if test "x$ac_cv_have_decl__fseeki64" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL__FSEEKI64 $ac_have_decl" >>confdefs.h fi fi GNULIB_FSEEKO=1 printf "%s\n" "#define GNULIB_TEST_FSEEKO 1" >>confdefs.h if test $ac_cv_func___fseterr = no; then gl_LIBOBJS="$gl_LIBOBJS fseterr.$ac_objext" fi case "$host_os" in mingw* | solaris*) REPLACE_FSTAT=1 ;; esac if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then case "$gl_cv_func_open_directory_works" in *yes) ;; *) REPLACE_FSTAT=1 ;; esac fi if test $REPLACE_FSTAT = 1; then gl_LIBOBJS="$gl_LIBOBJS fstat.$ac_objext" case "$host_os" in mingw*) gl_LIBOBJS="$gl_LIBOBJS stat-w32.$ac_objext" ;; esac : fi GNULIB_FSTAT=1 printf "%s\n" "#define GNULIB_TEST_FSTAT 1" >>confdefs.h if test $ac_cv_func_fstatat = no; then HAVE_FSTATAT=0 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fstatat (..., 0) works" >&5 printf %s "checking whether fstatat (..., 0) works... " >&6; } if test ${gl_cv_func_fstatat_zero_flag+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in aix*) gl_cv_func_fstatat_zero_flag="guessing no";; *) gl_cv_func_fstatat_zero_flag="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { struct stat a; return fstatat (AT_FDCWD, ".", &a, 0) != 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_fstatat_zero_flag=yes else gl_cv_func_fstatat_zero_flag=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fstatat_zero_flag" >&5 printf "%s\n" "$gl_cv_func_fstatat_zero_flag" >&6; } case $gl_cv_func_fstatat_zero_flag+$gl_cv_func_lstat_dereferences_slashed_symlink in *yes+*yes) ;; *) REPLACE_FSTATAT=1 ;; esac case $host_os in solaris*) REPLACE_FSTATAT=1 ;; esac case $REPLACE_FSTATAT,$gl_cv_func_fstatat_zero_flag in 1,*yes) printf "%s\n" "#define HAVE_WORKING_FSTATAT_ZERO_FLAG 1" >>confdefs.h ;; esac fi if test $HAVE_FSTATAT = 0 || test $REPLACE_FSTATAT = 1; then gl_LIBOBJS="$gl_LIBOBJS fstatat.$ac_objext" fi GNULIB_FSTATAT=1 printf "%s\n" "#define GNULIB_TEST_FSTATAT 1" >>confdefs.h if test $ac_cv_func_fsync = no; then HAVE_FSYNC=0 fi if test $HAVE_FSYNC = 0; then gl_LIBOBJS="$gl_LIBOBJS fsync.$ac_objext" : fi GNULIB_FSYNC=1 printf "%s\n" "#define GNULIB_TEST_FSYNC 1" >>confdefs.h if test $HAVE_FTELLO = 0 || test $REPLACE_FTELLO = 1; then REPLACE_FTELL=1 fi if test $REPLACE_FTELL = 1; then gl_LIBOBJS="$gl_LIBOBJS ftell.$ac_objext" fi GNULIB_FTELL=1 printf "%s\n" "#define GNULIB_TEST_FTELL 1" >>confdefs.h if test $ac_cv_have_decl_ftello = no; then HAVE_DECL_FTELLO=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ftello" >&5 printf %s "checking for ftello... " >&6; } if test ${gl_cv_func_ftello+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { ftello (stdin); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_ftello=yes else gl_cv_func_ftello=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello" >&5 printf "%s\n" "$gl_cv_func_ftello" >&6; } if test $gl_cv_func_ftello = no; then HAVE_FTELLO=0 else if test $WINDOWS_64_BIT_OFF_T = 1; then REPLACE_FTELLO=1 fi if test $gl_cv_var_stdin_large_offset = no; then REPLACE_FTELLO=1 fi if test $REPLACE_FTELLO = 0; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ftello works" >&5 printf %s "checking whether ftello works... " >&6; } if test ${gl_cv_func_ftello_works+y} then : printf %s "(cached) " >&6 else case "$host_os" in # Guess no on Solaris. solaris*) gl_cv_func_ftello_works="guessing no" ;; # Guess yes on native Windows. mingw*) gl_cv_func_ftello_works="guessing yes" ;; # Guess yes otherwise. *) gl_cv_func_ftello_works="guessing yes" ;; esac if test "$cross_compiling" = yes then : : else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #define TESTFILE "conftest.tmp" int main (void) { FILE *fp; /* Create a file with some contents. */ fp = fopen (TESTFILE, "w"); if (fp == NULL) return 70; if (fwrite ("foogarsh", 1, 8, fp) < 8) { fclose (fp); return 71; } if (fclose (fp)) return 72; /* The file's contents is now "foogarsh". */ /* Try writing after reading to EOF. */ fp = fopen (TESTFILE, "r+"); if (fp == NULL) return 73; if (fseek (fp, -1, SEEK_END)) { fclose (fp); return 74; } if (!(getc (fp) == 'h')) { fclose (fp); return 1; } if (!(getc (fp) == EOF)) { fclose (fp); return 2; } if (!(ftell (fp) == 8)) { fclose (fp); return 3; } if (!(ftell (fp) == 8)) { fclose (fp); return 4; } if (!(putc ('!', fp) == '!')) { fclose (fp); return 5; } if (!(ftell (fp) == 9)) { fclose (fp); return 6; } if (!(fclose (fp) == 0)) return 7; fp = fopen (TESTFILE, "r"); if (fp == NULL) return 75; { char buf[10]; if (!(fread (buf, 1, 10, fp) == 9)) { fclose (fp); return 10; } if (!(memcmp (buf, "foogarsh!", 9) == 0)) { fclose (fp); return 11; } } if (!(fclose (fp) == 0)) return 12; /* The file's contents is now "foogarsh!". */ return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_ftello_works=yes else gl_cv_func_ftello_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello_works" >&5 printf "%s\n" "$gl_cv_func_ftello_works" >&6; } case "$gl_cv_func_ftello_works" in *yes) ;; *) REPLACE_FTELLO=1 printf "%s\n" "#define FTELLO_BROKEN_AFTER_SWITCHING_FROM_READ_TO_WRITE 1" >>confdefs.h ;; esac fi fi if test $HAVE_FTELLO = 0 || test $REPLACE_FTELLO = 1; then gl_LIBOBJS="$gl_LIBOBJS ftello.$ac_objext" ac_fn_c_check_func "$LINENO" "_ftelli64" "ac_cv_func__ftelli64" if test "x$ac_cv_func__ftelli64" = xyes then : printf "%s\n" "#define HAVE__FTELLI64 1" >>confdefs.h fi fi GNULIB_FTELLO=1 printf "%s\n" "#define GNULIB_TEST_FTELLO 1" >>confdefs.h case $gl_cv_func_getcwd_null,$gl_cv_func_getcwd_posix_signature in *yes,yes) ;; *) REPLACE_GETCWD=1 ;; esac if test $REPLACE_GETCWD = 1; then gl_LIBOBJS="$gl_LIBOBJS getcwd-lgpl.$ac_objext" fi GNULIB_GETCWD=1 printf "%s\n" "#define GNULIB_TEST_GETCWD 1" >>confdefs.h if test $ac_cv_func_getdtablesize = yes && test $ac_cv_have_decl_getdtablesize = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getdtablesize works" >&5 printf %s "checking whether getdtablesize works... " >&6; } if test ${gl_cv_func_getdtablesize_works+y} then : printf %s "(cached) " >&6 else case "$host_os" in vms*) gl_cv_func_getdtablesize_works="no (limitation)" ;; *) if test "$cross_compiling" = yes then : case "$host_os" in cygwin*) # on cygwin 1.5.25, getdtablesize() automatically grows gl_cv_func_getdtablesize_works="guessing no" ;; *) gl_cv_func_getdtablesize_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { int size = getdtablesize(); if (dup2 (0, getdtablesize()) != -1) return 1; if (size != getdtablesize()) return 2; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_getdtablesize_works=yes else gl_cv_func_getdtablesize_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getdtablesize_works" >&5 printf "%s\n" "$gl_cv_func_getdtablesize_works" >&6; } case "$gl_cv_func_getdtablesize_works" in *yes | "no (limitation)") ;; *) REPLACE_GETDTABLESIZE=1 ;; esac else HAVE_GETDTABLESIZE=0 fi if test $HAVE_GETDTABLESIZE = 0 || test $REPLACE_GETDTABLESIZE = 1; then gl_LIBOBJS="$gl_LIBOBJS getdtablesize.$ac_objext" : fi GNULIB_GETDTABLESIZE=1 printf "%s\n" "#define GNULIB_TEST_GETDTABLESIZE 1" >>confdefs.h REPLACE_GETOPT=0 if test -n "$gl_replace_getopt"; then REPLACE_GETOPT=1 fi if test $REPLACE_GETOPT = 1; then if test $ac_cv_header_sys_cdefs_h = yes; then HAVE_SYS_CDEFS_H=1 else HAVE_SYS_CDEFS_H=0 fi printf "%s\n" "#define __GETOPT_PREFIX rpl_" >>confdefs.h GETOPT_H=getopt.h GETOPT_CDEFS_H=getopt-cdefs.h fi if test $REPLACE_GETOPT = 1; then gl_LIBOBJS="$gl_LIBOBJS getopt.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS getopt1.$ac_objext" GNULIB_GL_UNISTD_H_GETOPT=1 fi ac_found=0 ac_fn_c_check_decl "$LINENO" "program_invocation_name" "ac_cv_have_decl_program_invocation_name" "#include " if test "x$ac_cv_have_decl_program_invocation_name" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_PROGRAM_INVOCATION_NAME $ac_have_decl" >>confdefs.h if test $ac_have_decl = 1 then : ac_found=1 fi ac_fn_c_check_decl "$LINENO" "program_invocation_short_name" "ac_cv_have_decl_program_invocation_short_name" "#include " if test "x$ac_cv_have_decl_program_invocation_short_name" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME $ac_have_decl" >>confdefs.h if test $ac_have_decl = 1 then : ac_found=1 fi ac_fn_c_check_decl "$LINENO" "__argv" "ac_cv_have_decl___argv" "#include " if test "x$ac_cv_have_decl___argv" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL___ARGV $ac_have_decl" >>confdefs.h if test $ac_have_decl = 1 then : ac_found=1 fi # Incur the cost of this test only if none of the above worked. if test $ac_found = 0; then # On OpenBSD 5.1, using the global __progname variable appears to be # the only way to implement getprogname. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether __progname is defined in default libraries" >&5 printf %s "checking whether __progname is defined in default libraries... " >&6; } if test ${gl_cv_var___progname+y} then : printf %s "(cached) " >&6 else gl_cv_var___progname= cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ extern char *__progname; int main (void) { return *__progname; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_var___progname=yes fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_var___progname" >&5 printf "%s\n" "$gl_cv_var___progname" >&6; } if test "$gl_cv_var___progname" = yes; then printf "%s\n" "#define HAVE_VAR___PROGNAME 1" >>confdefs.h fi fi gl_gettimeofday_timezone=void if test $ac_cv_func_gettimeofday != yes; then HAVE_GETTIMEOFDAY=0 else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gettimeofday clobbers localtime buffer" >&5 printf %s "checking whether gettimeofday clobbers localtime buffer... " >&6; } if test ${gl_cv_func_gettimeofday_clobber+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : # When cross-compiling: case "$host_os" in # Guess all is fine on glibc systems. *-gnu* | gnu*) gl_cv_func_gettimeofday_clobber="guessing no" ;; # Guess no on native Windows. mingw*) gl_cv_func_gettimeofday_clobber="guessing no" ;; # If we don't know, assume the worst. *) gl_cv_func_gettimeofday_clobber="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include int main (void) { time_t t = 0; struct tm *lt; struct tm saved_lt; struct timeval tv; lt = localtime (&t); saved_lt = *lt; gettimeofday (&tv, NULL); return memcmp (lt, &saved_lt, sizeof (struct tm)) != 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_gettimeofday_clobber=no else gl_cv_func_gettimeofday_clobber=yes fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_gettimeofday_clobber" >&5 printf "%s\n" "$gl_cv_func_gettimeofday_clobber" >&6; } case "$gl_cv_func_gettimeofday_clobber" in *yes) REPLACE_GETTIMEOFDAY=1 printf "%s\n" "#define GETTIMEOFDAY_CLOBBERS_LOCALTIME 1" >>confdefs.h NEED_LOCALTIME_BUFFER=1 REPLACE_GMTIME=1 REPLACE_LOCALTIME=1 ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for gettimeofday with POSIX signature" >&5 printf %s "checking for gettimeofday with POSIX signature... " >&6; } if test ${gl_cv_func_gettimeofday_posix_signature+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include struct timeval c; int gettimeofday (struct timeval *restrict, void *restrict); int main (void) { /* glibc uses struct timezone * rather than the POSIX void * if _GNU_SOURCE is defined. However, since the only portable use of gettimeofday uses NULL as the second parameter, and since the glibc definition is actually more typesafe, it is not worth wrapping this to get a compliant signature. */ int (*f) (struct timeval *restrict, void *restrict) = gettimeofday; int x = f (&c, 0); return !(x | c.tv_sec | c.tv_usec); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_gettimeofday_posix_signature=yes else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int gettimeofday (struct timeval *restrict, struct timezone *restrict); int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_gettimeofday_posix_signature=almost else gl_cv_func_gettimeofday_posix_signature=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_gettimeofday_posix_signature" >&5 printf "%s\n" "$gl_cv_func_gettimeofday_posix_signature" >&6; } if test $gl_cv_func_gettimeofday_posix_signature = almost; then gl_gettimeofday_timezone='struct timezone' elif test $gl_cv_func_gettimeofday_posix_signature != yes; then REPLACE_GETTIMEOFDAY=1 fi if test $REPLACE_STRUCT_TIMEVAL = 1; then REPLACE_GETTIMEOFDAY=1 fi case "$host_os" in mingw*) REPLACE_GETTIMEOFDAY=1 ;; esac fi printf "%s\n" "#define GETTIMEOFDAY_TIMEZONE $gl_gettimeofday_timezone" >>confdefs.h if test $HAVE_GETTIMEOFDAY = 0 || test $REPLACE_GETTIMEOFDAY = 1; then gl_LIBOBJS="$gl_LIBOBJS gettimeofday.$ac_objext" : fi GNULIB_GETTIMEOFDAY=1 printf "%s\n" "#define GNULIB_TEST_GETTIMEOFDAY 1" >>confdefs.h if LC_ALL=C ${MAKE-make} --version 2>/dev/null | sed -e '2,$d' | grep GNU >/dev/null; then GNU_MAKE_TRUE= GNU_MAKE_FALSE='#' else GNU_MAKE_TRUE='#' GNU_MAKE_FALSE= fi # Autoconf 2.61a.99 and earlier don't support linking a file only # in VPATH builds. But since GNUmakefile is for maintainer use # only, it does not matter if we skip the link with older autoconf. # Automake 1.10.1 and earlier try to remove GNUmakefile in non-VPATH # builds, so use a shell variable to bypass this. GNUmakefile=GNUmakefile ac_config_links="$ac_config_links $GNUmakefile:$GNUmakefile" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(double) can be used without linking with libm" >&5 printf %s "checking whether isnan(double) can be used without linking with libm... " >&6; } if test ${gl_cv_func_isnand_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if __GNUC__ >= 4 # undef isnand # define isnand(x) __builtin_isnan ((double)(x)) #else # undef isnand # define isnand(x) isnan ((double)(x)) #endif double x; int main (void) { return isnand (x); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_isnand_no_libm=yes else gl_cv_func_isnand_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnand_no_libm" >&5 printf "%s\n" "$gl_cv_func_isnand_no_libm" >&6; } gl_func_isnand_no_libm=$gl_cv_func_isnand_no_libm if test $gl_cv_func_isnand_no_libm = yes; then printf "%s\n" "#define HAVE_ISNAND_IN_LIBC 1" >>confdefs.h fi if test $gl_func_isnand_no_libm != yes; then gl_LIBOBJS="$gl_LIBOBJS isnand.$ac_objext" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(float) can be used without linking with libm" >&5 printf %s "checking whether isnan(float) can be used without linking with libm... " >&6; } if test ${gl_cv_func_isnanf_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if __GNUC__ >= 4 # undef isnanf # define isnanf(x) __builtin_isnanf ((float)(x)) #elif defined isnan # undef isnanf # define isnanf(x) isnan ((float)(x)) #endif float x; int main (void) { return isnanf (x); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_isnanf_no_libm=yes else gl_cv_func_isnanf_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_no_libm" >&5 printf "%s\n" "$gl_cv_func_isnanf_no_libm" >&6; } if test $gl_cv_func_isnanf_no_libm = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(float) works" >&5 printf %s "checking whether isnan(float) works... " >&6; } if test ${gl_cv_func_isnanf_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in irix* | solaris*) gl_cv_func_isnanf_works="guessing no" ;; mingw*) # Guess yes on mingw, no on MSVC. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __MINGW32__ Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_isnanf_works="guessing yes" else gl_cv_func_isnanf_works="guessing no" fi rm -rf conftest* ;; *) gl_cv_func_isnanf_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if __GNUC__ >= 4 # undef isnanf # define isnanf(x) __builtin_isnanf ((float)(x)) #elif defined isnan # undef isnanf # define isnanf(x) isnan ((float)(x)) #endif /* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */ #ifdef __DECC static float NaN () { static float zero = 0.0f; return zero / zero; } #else # define NaN() (0.0f / 0.0f) #endif #define NWORDS \ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { unsigned int word[NWORDS]; float value; } memory_float; int main() { int result = 0; if (isnanf (1.0f / 0.0f)) result |= 1; if (!isnanf (NaN ())) result |= 2; #if defined FLT_EXPBIT0_WORD && defined FLT_EXPBIT0_BIT /* The isnanf function should be immune against changes in the sign bit and in the mantissa bits. The xor operation twiddles a bit that can only be a sign bit or a mantissa bit. */ if (FLT_EXPBIT0_WORD == 0 && FLT_EXPBIT0_BIT > 0) { memory_float m; m.value = NaN (); /* Set the bits below the exponent to 01111...111. */ m.word[0] &= -1U << FLT_EXPBIT0_BIT; m.word[0] |= 1U << (FLT_EXPBIT0_BIT - 1) - 1; if (!isnanf (m.value)) result |= 4; } #endif return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_isnanf_works=yes else gl_cv_func_isnanf_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_works" >&5 printf "%s\n" "$gl_cv_func_isnanf_works" >&6; } fi if test $gl_cv_func_isnanf_no_libm = yes \ && { case "$gl_cv_func_isnanf_works" in *yes) true;; *) false;; esac }; then gl_func_isnanf_no_libm=yes printf "%s\n" "#define HAVE_ISNANF_IN_LIBC 1" >>confdefs.h else gl_func_isnanf_no_libm=no fi if test $gl_func_isnanf_no_libm != yes; then gl_LIBOBJS="$gl_LIBOBJS isnanf.$ac_objext" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5 printf %s "checking where to find the exponent in a 'float'... " >&6; } if test ${gl_cv_cc_float_expbit0+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_cc_float_expbit0="word 0 bit 23" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #define NWORDS \ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { float value; unsigned int word[NWORDS]; } memory_float; static unsigned int ored_words[NWORDS]; static unsigned int anded_words[NWORDS]; static void add_to_ored_words (float x) { memory_float m; size_t i; /* Clear it first, in case sizeof (float) < sizeof (memory_float). */ memset (&m, 0, sizeof (memory_float)); m.value = x; for (i = 0; i < NWORDS; i++) { ored_words[i] |= m.word[i]; anded_words[i] &= m.word[i]; } } int main () { size_t j; FILE *fp = fopen ("conftest.out", "w"); if (fp == NULL) return 1; for (j = 0; j < NWORDS; j++) anded_words[j] = ~ (unsigned int) 0; add_to_ored_words (0.25f); add_to_ored_words (0.5f); add_to_ored_words (1.0f); add_to_ored_words (2.0f); add_to_ored_words (4.0f); /* Remove bits that are common (e.g. if representation of the first mantissa bit is explicit). */ for (j = 0; j < NWORDS; j++) ored_words[j] &= ~anded_words[j]; /* Now find the nonzero word. */ for (j = 0; j < NWORDS; j++) if (ored_words[j] != 0) break; if (j < NWORDS) { size_t i; for (i = j + 1; i < NWORDS; i++) if (ored_words[i] != 0) { fprintf (fp, "unknown"); return (fclose (fp) != 0); } for (i = 0; ; i++) if ((ored_words[j] >> i) & 1) { fprintf (fp, "word %d bit %d", (int) j, (int) i); return (fclose (fp) != 0); } } fprintf (fp, "unknown"); return (fclose (fp) != 0); } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_cc_float_expbit0=`cat conftest.out` else gl_cv_cc_float_expbit0="unknown" fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.out fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5 printf "%s\n" "$gl_cv_cc_float_expbit0" >&6; } case "$gl_cv_cc_float_expbit0" in word*bit*) word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'` printf "%s\n" "#define FLT_EXPBIT0_WORD $word" >>confdefs.h printf "%s\n" "#define FLT_EXPBIT0_BIT $bit" >>confdefs.h ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(long double) can be used without linking with libm" >&5 printf %s "checking whether isnan(long double) can be used without linking with libm... " >&6; } if test ${gl_cv_func_isnanl_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if __GNUC__ >= 4 # undef isnanl # define isnanl(x) __builtin_isnanl ((long double)(x)) #elif defined isnan # undef isnanl # define isnanl(x) isnan ((long double)(x)) #endif long double x; int main (void) { return isnanl (x); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_isnanl_no_libm=yes else gl_cv_func_isnanl_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_no_libm" >&5 printf "%s\n" "$gl_cv_func_isnanl_no_libm" >&6; } gl_func_isnanl_no_libm=$gl_cv_func_isnanl_no_libm if test $gl_func_isnanl_no_libm = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnanl works" >&5 printf %s "checking whether isnanl works... " >&6; } if test ${gl_cv_func_isnanl_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in mingw*) # Guess yes on mingw, no on MSVC. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __MINGW32__ Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_func_isnanl_works="guessing yes" else gl_cv_func_isnanl_works="guessing no" fi rm -rf conftest* ;; *) gl_cv_func_isnanl_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #if __GNUC__ >= 4 # undef isnanl # define isnanl(x) __builtin_isnanl ((long double)(x)) #elif defined isnan # undef isnanl # define isnanl(x) isnan ((long double)(x)) #endif #define NWORDS \ ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { unsigned int word[NWORDS]; long double value; } memory_long_double; /* On Irix 6.5, gcc 3.4.3 can't compute compile-time NaN, and needs the runtime type conversion. */ #ifdef __sgi static long double NaNl () { double zero = 0.0; return zero / zero; } #else # define NaNl() (0.0L / 0.0L) #endif int main () { int result = 0; if (!isnanl (NaNl ())) result |= 1; { memory_long_double m; unsigned int i; /* The isnanl function should be immune against changes in the sign bit and in the mantissa bits. The xor operation twiddles a bit that can only be a sign bit or a mantissa bit (since the exponent never extends to bit 31). */ m.value = NaNl (); m.word[NWORDS / 2] ^= (unsigned int) 1 << (sizeof (unsigned int) * CHAR_BIT - 1); for (i = 0; i < NWORDS; i++) m.word[i] |= 1; if (!isnanl (m.value)) result |= 1; } #if ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE /* Representation of an 80-bit 'long double' as an initializer for a sequence of 'unsigned int' words. */ # ifdef WORDS_BIGENDIAN # define LDBL80_WORDS(exponent,manthi,mantlo) \ { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \ ((unsigned int) (manthi) << 16) | ((unsigned int) (mantlo) >> 16), \ (unsigned int) (mantlo) << 16 \ } # else # define LDBL80_WORDS(exponent,manthi,mantlo) \ { mantlo, manthi, exponent } # endif { /* Quiet NaN. */ static memory_long_double x = { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) }; if (!isnanl (x.value)) result |= 2; } { /* Signalling NaN. */ static memory_long_double x = { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) }; if (!isnanl (x.value)) result |= 2; } /* isnanl should return something even for noncanonical values. */ { /* Pseudo-NaN. */ static memory_long_double x = { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) }; if (isnanl (x.value) && !isnanl (x.value)) result |= 4; } { /* Pseudo-Infinity. */ static memory_long_double x = { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) }; if (isnanl (x.value) && !isnanl (x.value)) result |= 8; } { /* Pseudo-Zero. */ static memory_long_double x = { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) }; if (isnanl (x.value) && !isnanl (x.value)) result |= 16; } { /* Unnormalized number. */ static memory_long_double x = { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) }; if (isnanl (x.value) && !isnanl (x.value)) result |= 32; } { /* Pseudo-Denormal. */ static memory_long_double x = { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) }; if (isnanl (x.value) && !isnanl (x.value)) result |= 64; } #endif return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_isnanl_works=yes else gl_cv_func_isnanl_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_works" >&5 printf "%s\n" "$gl_cv_func_isnanl_works" >&6; } case "$gl_cv_func_isnanl_works" in *yes) ;; *) gl_func_isnanl_no_libm=no ;; esac fi if test $gl_func_isnanl_no_libm = yes; then printf "%s\n" "#define HAVE_ISNANL_IN_LIBC 1" >>confdefs.h fi if test $gl_func_isnanl_no_libm != yes; then gl_LIBOBJS="$gl_LIBOBJS isnanl.$ac_objext" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'long double'" >&5 printf %s "checking where to find the exponent in a 'long double'... " >&6; } if test ${gl_cv_cc_long_double_expbit0+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_cc_long_double_expbit0="unknown" case "$host_os" in mingw*) # On native Windows (little-endian), we know the result # in two cases: mingw, MSVC. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef __MINGW32__ Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_cc_long_double_expbit0="word 2 bit 0" fi rm -rf conftest* cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Known #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Known" >/dev/null 2>&1 then : gl_cv_cc_long_double_expbit0="word 1 bit 20" fi rm -rf conftest* ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #define NWORDS \ ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { long double value; unsigned int word[NWORDS]; } memory_long_double; static unsigned int ored_words[NWORDS]; static unsigned int anded_words[NWORDS]; static void add_to_ored_words (long double x) { memory_long_double m; size_t i; /* Clear it first, in case sizeof (long double) < sizeof (memory_long_double). */ memset (&m, 0, sizeof (memory_long_double)); m.value = x; for (i = 0; i < NWORDS; i++) { ored_words[i] |= m.word[i]; anded_words[i] &= m.word[i]; } } int main () { size_t j; FILE *fp = fopen ("conftest.out", "w"); if (fp == NULL) return 1; for (j = 0; j < NWORDS; j++) anded_words[j] = ~ (unsigned int) 0; add_to_ored_words (0.25L); add_to_ored_words (0.5L); add_to_ored_words (1.0L); add_to_ored_words (2.0L); add_to_ored_words (4.0L); /* Remove bits that are common (e.g. if representation of the first mantissa bit is explicit). */ for (j = 0; j < NWORDS; j++) ored_words[j] &= ~anded_words[j]; /* Now find the nonzero word. */ for (j = 0; j < NWORDS; j++) if (ored_words[j] != 0) break; if (j < NWORDS) { size_t i; for (i = j + 1; i < NWORDS; i++) if (ored_words[i] != 0) { fprintf (fp, "unknown"); return (fclose (fp) != 0); } for (i = 0; ; i++) if ((ored_words[j] >> i) & 1) { fprintf (fp, "word %d bit %d", (int) j, (int) i); return (fclose (fp) != 0); } } fprintf (fp, "unknown"); return (fclose (fp) != 0); } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_cc_long_double_expbit0=`cat conftest.out` else gl_cv_cc_long_double_expbit0="unknown" fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.out fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_expbit0" >&5 printf "%s\n" "$gl_cv_cc_long_double_expbit0" >&6; } case "$gl_cv_cc_long_double_expbit0" in word*bit*) word=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` bit=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word.*bit //'` printf "%s\n" "#define LDBL_EXPBIT0_WORD $word" >>confdefs.h printf "%s\n" "#define LDBL_EXPBIT0_BIT $bit" >>confdefs.h ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler flag to ignore unused libraries" >&5 printf %s "checking for C compiler flag to ignore unused libraries... " >&6; } if test ${gl_cv_prog_c_ignore_unused_libraries+y} then : printf %s "(cached) " >&6 else gl_cv_prog_c_ignore_unused_libraries=none gl_saved_ldflags=$LDFLAGS gl_saved_libs=$LIBS # Link with -lm to detect binutils 2.16 bug with --as-needed; see # . LIBS="$LIBS -lm" # Use long option sequences like '-z ignore' to test for the feature, # to forestall problems with linkers that have -z, -i, -g, -n, etc. flags. # GCC + binutils likes '-Wl,--as-needed'. # GCC + Solaris ld likes '-Wl,-z,ignore'. # Sun C likes '-Wl,-z,ignore'. '-z ignore' is accepted but has no effect. # Don't try bare '--as-needed'; nothing likes it and the HP-UX 11.11 # native cc issues annoying warnings and then ignores it, # which would cause us to incorrectly conclude that it worked. for gl_flags in '-Wl,--as-needed' \ '-Wl,-z,ignore' \ '-z ignore' do LDFLAGS="$gl_flags $LDFLAGS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_prog_c_ignore_unused_libraries=$gl_flags fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LDFLAGS=$gl_saved_ldflags test "$gl_cv_prog_c_ignore_unused_libraries" != none && break done LIBS=$gl_saved_libs fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_prog_c_ignore_unused_libraries" >&5 printf "%s\n" "$gl_cv_prog_c_ignore_unused_libraries" >&6; } IGNORE_UNUSED_LIBRARIES_CFLAGS= if test "$gl_cv_prog_c_ignore_unused_libraries" != none; then IGNORE_UNUSED_LIBRARIES_CFLAGS="$gl_cv_prog_c_ignore_unused_libraries" fi gl_LIBOBJS="$gl_LIBOBJS localtime-buffer.$ac_objext" if test "$gl_threads_api" = posix; then # OSF/1 4.0 and Mac OS X 10.1 lack the pthread_rwlock_t type and the # pthread_rwlock_* functions. has_rwlock=false ac_fn_c_check_type "$LINENO" "pthread_rwlock_t" "ac_cv_type_pthread_rwlock_t" "#include " if test "x$ac_cv_type_pthread_rwlock_t" = xyes then : has_rwlock=true printf "%s\n" "#define HAVE_PTHREAD_RWLOCK 1" >>confdefs.h fi if $has_rwlock; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether pthread_rwlock_rdlock prefers a writer to a reader" >&5 printf %s "checking whether pthread_rwlock_rdlock prefers a writer to a reader... " >&6; } if test ${gl_cv_pthread_rwlock_rdlock_prefer_writer+y} then : printf %s "(cached) " >&6 else save_LIBS="$LIBS" LIBS="$LIBS $LIBMULTITHREAD" if test "$cross_compiling" = yes then : gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing yes" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #define SUCCEED() exit (0) #define FAILURE() exit (1) #define UNEXPECTED(n) (exit (10 + (n))) /* The main thread creates the waiting writer and the requesting reader threads in the default way; this guarantees that they have the same priority. We can reuse the main thread as first reader thread. */ static pthread_rwlock_t lock; static pthread_t reader1; static pthread_t writer; static pthread_t reader2; static pthread_t timer; /* Used to pass control from writer to reader2 and from reader2 to timer, as in a relay race. Passing control from one running thread to another running thread is most likely faster than to create the second thread. */ static pthread_mutex_t baton; static void * timer_func (void *ignored) { /* Step 13 (can be before or after step 12): The timer thread takes the baton, then waits a moment to make sure it can tell whether the second reader thread is blocked at step 12. */ if (pthread_mutex_lock (&baton)) UNEXPECTED (13); usleep (100000); /* By the time we get here, it's clear that the second reader thread is blocked at step 12. This is the desired behaviour. */ SUCCEED (); } static void * reader2_func (void *ignored) { int err; /* Step 8 (can be before or after step 7): The second reader thread takes the baton, then waits a moment to make sure the writer thread has reached step 7. */ if (pthread_mutex_lock (&baton)) UNEXPECTED (8); usleep (100000); /* Step 9: The second reader thread requests the lock. */ err = pthread_rwlock_tryrdlock (&lock); if (err == 0) FAILURE (); else if (err != EBUSY) UNEXPECTED (9); /* Step 10: Launch a timer, to test whether the next call blocks. */ if (pthread_create (&timer, NULL, timer_func, NULL)) UNEXPECTED (10); /* Step 11: Release the baton. */ if (pthread_mutex_unlock (&baton)) UNEXPECTED (11); /* Step 12: The second reader thread requests the lock. */ err = pthread_rwlock_rdlock (&lock); if (err == 0) FAILURE (); else UNEXPECTED (12); } static void * writer_func (void *ignored) { /* Step 4: Take the baton, so that the second reader thread does not go ahead too early. */ if (pthread_mutex_lock (&baton)) UNEXPECTED (4); /* Step 5: Create the second reader thread. */ if (pthread_create (&reader2, NULL, reader2_func, NULL)) UNEXPECTED (5); /* Step 6: Release the baton. */ if (pthread_mutex_unlock (&baton)) UNEXPECTED (6); /* Step 7: The writer thread requests the lock. */ if (pthread_rwlock_wrlock (&lock)) UNEXPECTED (7); return NULL; } int main () { reader1 = pthread_self (); /* Step 1: The main thread initializes the lock and the baton. */ if (pthread_rwlock_init (&lock, NULL)) UNEXPECTED (1); if (pthread_mutex_init (&baton, NULL)) UNEXPECTED (1); /* Step 2: The main thread acquires the lock as a reader. */ if (pthread_rwlock_rdlock (&lock)) UNEXPECTED (2); /* Step 3: Create the writer thread. */ if (pthread_create (&writer, NULL, writer_func, NULL)) UNEXPECTED (3); /* Job done. Go to sleep. */ for (;;) { sleep (1); } } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_pthread_rwlock_rdlock_prefer_writer=yes else gl_cv_pthread_rwlock_rdlock_prefer_writer=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi LIBS="$save_LIBS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_pthread_rwlock_rdlock_prefer_writer" >&5 printf "%s\n" "$gl_cv_pthread_rwlock_rdlock_prefer_writer" >&6; } case "$gl_cv_pthread_rwlock_rdlock_prefer_writer" in *yes) printf "%s\n" "#define HAVE_PTHREAD_RWLOCK_RDLOCK_PREFER_WRITER 1" >>confdefs.h ;; esac fi # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { #if __FreeBSD__ == 4 error "No, in FreeBSD 4.0 recursive mutexes actually don't work." #elif (defined __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ \ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070) error "No, in Mac OS X < 10.7 recursive mutexes actually don't work." #else int x = (int)PTHREAD_MUTEX_RECURSIVE; return !x; #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : printf "%s\n" "#define HAVE_PTHREAD_MUTEX_RECURSIVE 1" >>confdefs.h fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi : printf "%s\n" "#define GNULIB_LOCK 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether lseek detects pipes" >&5 printf %s "checking whether lseek detects pipes... " >&6; } if test ${gl_cv_func_lseek_pipe+y} then : printf %s "(cached) " >&6 else case "$host_os" in mingw*) gl_cv_func_lseek_pipe=no ;; *) if test $cross_compiling = no; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* for off_t */ #include /* for SEEK_CUR */ #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include #endif int main (void) { /* Exit with success only if stdin is seekable. */ return lseek (0, (off_t)0, SEEK_CUR) < 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : if test -s conftest$ac_exeext \ && ./conftest$ac_exeext < conftest.$ac_ext \ && test 1 = "`echo hi \ | { ./conftest$ac_exeext; echo $?; cat >/dev/null; }`"; then gl_cv_func_lseek_pipe=yes else gl_cv_func_lseek_pipe=no fi else gl_cv_func_lseek_pipe=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined __BEOS__ /* BeOS mistakenly return 0 when trying to seek on pipes. */ Choke me. #endif _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_lseek_pipe=yes else gl_cv_func_lseek_pipe=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_lseek_pipe" >&5 printf "%s\n" "$gl_cv_func_lseek_pipe" >&6; } if test $gl_cv_func_lseek_pipe = no; then REPLACE_LSEEK=1 printf "%s\n" "#define LSEEK_PIPE_BROKEN 1" >>confdefs.h fi if test $WINDOWS_64_BIT_OFF_T = 1; then REPLACE_LSEEK=1 fi if test $REPLACE_LSEEK = 1; then gl_LIBOBJS="$gl_LIBOBJS lseek.$ac_objext" fi GNULIB_LSEEK=1 printf "%s\n" "#define GNULIB_TEST_LSEEK 1" >>confdefs.h if test $ac_cv_func_lstat = yes; then case $host_os,$gl_cv_func_lstat_dereferences_slashed_symlink in solaris* | *no) REPLACE_LSTAT=1 ;; esac else HAVE_LSTAT=0 fi if test $REPLACE_LSTAT = 1; then gl_LIBOBJS="$gl_LIBOBJS lstat.$ac_objext" : fi GNULIB_LSTAT=1 printf "%s\n" "#define GNULIB_TEST_LSTAT 1" >>confdefs.h ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default" if test "x$ac_cv_header_stdlib_h" = xyes then : printf "%s\n" "#define HAVE_STDLIB_H 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible malloc" >&5 printf %s "checking for GNU libc compatible malloc... " >&6; } if test ${ac_cv_func_malloc_0_nonnull+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on platforms where we know the result. *-gnu* | gnu* | freebsd* | netbsd* | openbsd* \ | hpux* | solaris* | cygwin* | mingw*) ac_cv_func_malloc_0_nonnull=yes ;; # If we don't know, assume the worst. *) ac_cv_func_malloc_0_nonnull=no ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined STDC_HEADERS || defined HAVE_STDLIB_H # include #else char *malloc (); #endif int main (void) { char *p = malloc (0); int result = !p; free (p); return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_func_malloc_0_nonnull=yes else ac_cv_func_malloc_0_nonnull=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5 printf "%s\n" "$ac_cv_func_malloc_0_nonnull" >&6; } if test $ac_cv_func_malloc_0_nonnull = yes then : printf "%s\n" "#define HAVE_MALLOC_GNU 1" >>confdefs.h else printf "%s\n" "#define HAVE_MALLOC_GNU 0" >>confdefs.h REPLACE_MALLOC=1 fi if test $REPLACE_MALLOC = 1; then gl_LIBOBJS="$gl_LIBOBJS malloc.$ac_objext" fi printf "%s\n" "#define GNULIB_MALLOC_GNU 1" >>confdefs.h if test $gl_cv_func_malloc_posix = yes; then printf "%s\n" "#define HAVE_MALLOC_POSIX 1" >>confdefs.h else REPLACE_MALLOC=1 fi if test $REPLACE_MALLOC = 1; then gl_LIBOBJS="$gl_LIBOBJS malloc.$ac_objext" fi GNULIB_MALLOC_POSIX=1 printf "%s\n" "#define GNULIB_TEST_MALLOC_POSIX 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_math_h='<'math.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_math_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_math_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'math.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_math_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_math_h gl_cv_next_math_h='"'$gl_header'"' else gl_cv_next_math_h='<'math.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_math_h" >&5 printf "%s\n" "$gl_cv_next_math_h" >&6; } fi NEXT_MATH_H=$gl_cv_next_math_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'math.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_math_h fi NEXT_AS_FIRST_DIRECTIVE_MATH_H=$gl_next_as_first_directive { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether NAN macro works" >&5 printf %s "checking whether NAN macro works... " >&6; } if test ${gl_cv_header_math_nan_works+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { /* Solaris 10 has a broken definition of NAN. Other platforms fail to provide NAN, or provide it only in C99 mode; this test only needs to fail when NAN is provided but wrong. */ float f = 1.0f; #ifdef NAN f = NAN; #endif return f == 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_math_nan_works=yes else gl_cv_header_math_nan_works=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_nan_works" >&5 printf "%s\n" "$gl_cv_header_math_nan_works" >&6; } if test $gl_cv_header_math_nan_works = no; then REPLACE_NAN=1 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether HUGE_VAL works" >&5 printf %s "checking whether HUGE_VAL works... " >&6; } if test ${gl_cv_header_math_huge_val_works+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { /* Solaris 10 has a broken definition of HUGE_VAL. */ double d = HUGE_VAL; return d == 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_math_huge_val_works=yes else gl_cv_header_math_huge_val_works=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_huge_val_works" >&5 printf "%s\n" "$gl_cv_header_math_huge_val_works" >&6; } if test $gl_cv_header_math_huge_val_works = no; then REPLACE_HUGE_VAL=1 fi if test $HAVE_MEMCHR = 0 || test $REPLACE_MEMCHR = 1; then gl_LIBOBJS="$gl_LIBOBJS memchr.$ac_objext" ac_fn_c_check_header_compile "$LINENO" "bp-sym.h" "ac_cv_header_bp_sym_h" "$ac_includes_default" if test "x$ac_cv_header_bp_sym_h" = xyes then : printf "%s\n" "#define HAVE_BP_SYM_H 1" >>confdefs.h fi fi GNULIB_MEMCHR=1 printf "%s\n" "#define GNULIB_TEST_MEMCHR 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "mempcpy" "ac_cv_func_mempcpy" if test "x$ac_cv_func_mempcpy" = xyes then : printf "%s\n" "#define HAVE_MEMPCPY 1" >>confdefs.h fi if test $ac_cv_func_mempcpy = no; then HAVE_MEMPCPY=0 fi if test $HAVE_MEMPCPY = 0; then gl_LIBOBJS="$gl_LIBOBJS mempcpy.$ac_objext" : fi GNULIB_MEMPCPY=1 printf "%s\n" "#define GNULIB_TEST_MEMPCPY 1" >>confdefs.h if test $ac_cv_have_decl_memrchr = no; then HAVE_DECL_MEMRCHR=0 fi ac_fn_c_check_func "$LINENO" "memrchr" "ac_cv_func_memrchr" if test "x$ac_cv_func_memrchr" = xyes then : printf "%s\n" "#define HAVE_MEMRCHR 1" >>confdefs.h fi if test $ac_cv_func_memrchr = no; then gl_LIBOBJS="$gl_LIBOBJS memrchr.$ac_objext" : fi GNULIB_MEMRCHR=1 printf "%s\n" "#define GNULIB_TEST_MEMRCHR 1" >>confdefs.h if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then gl_LIBOBJS="$gl_LIBOBJS msvc-inval.$ac_objext" fi if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then gl_LIBOBJS="$gl_LIBOBJS msvc-nothrow.$ac_objext" fi printf "%s\n" "#define GNULIB_MSVC_NOTHROW 1" >>confdefs.h case "$host_os" in mingw* | pw*) REPLACE_OPEN=1 ;; *) if test "$gl_cv_macro_O_CLOEXEC" != yes; then REPLACE_OPEN=1 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether open recognizes a trailing slash" >&5 printf %s "checking whether open recognizes a trailing slash... " >&6; } if test ${gl_cv_func_open_slash+y} then : printf %s "(cached) " >&6 else # Assume that if we have lstat, we can also check symlinks. if test $ac_cv_func_lstat = yes; then touch conftest.tmp ln -s conftest.tmp conftest.lnk fi if test "$cross_compiling" = yes then : case "$host_os" in freebsd* | aix* | hpux* | solaris2.[0-9] | solaris2.[0-9].*) gl_cv_func_open_slash="guessing no" ;; *) gl_cv_func_open_slash="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_UNISTD_H # include #endif int main () { int result = 0; #if HAVE_LSTAT if (open ("conftest.lnk/", O_RDONLY) != -1) result |= 1; #endif if (open ("conftest.sl/", O_CREAT, 0600) >= 0) result |= 2; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_open_slash=yes else gl_cv_func_open_slash=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.sl conftest.tmp conftest.lnk fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_open_slash" >&5 printf "%s\n" "$gl_cv_func_open_slash" >&6; } case "$gl_cv_func_open_slash" in *no) printf "%s\n" "#define OPEN_TRAILING_SLASH_BUG 1" >>confdefs.h REPLACE_OPEN=1 ;; esac ;; esac if test $REPLACE_OPEN = 0; then if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then REPLACE_OPEN=1 fi fi if test $REPLACE_OPEN = 1; then gl_LIBOBJS="$gl_LIBOBJS open.$ac_objext" : fi GNULIB_OPEN=1 printf "%s\n" "#define GNULIB_TEST_OPEN 1" >>confdefs.h case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink+$gl_cv_macro_O_CLOEXEC in yes+*yes+yes) ;; yes+*) # Solaris 10 lacks O_CLOEXEC. # Solaris 9 has *at functions, but uniformly mishandles trailing # slash in all of them. REPLACE_OPENAT=1 ;; *) HAVE_OPENAT=0 ;; esac if test $HAVE_OPENAT = 0 || test $REPLACE_OPENAT = 1; then gl_LIBOBJS="$gl_LIBOBJS openat.$ac_objext" : fi printf "%s\n" "#define GNULIB_OPENAT 1" >>confdefs.h GNULIB_OPENAT=1 printf "%s\n" "#define GNULIB_TEST_OPENAT 1" >>confdefs.h printf "%s\n" "#define GNULIB_OPENAT_SAFER 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "opendir" "ac_cv_func_opendir" if test "x$ac_cv_func_opendir" = xyes then : printf "%s\n" "#define HAVE_OPENDIR 1" >>confdefs.h fi if test $ac_cv_func_opendir = no; then HAVE_OPENDIR=0 fi if test $ac_cv_func_fchdir = no; then HAVE_FCHDIR=0 fi if test $HAVE_FCHDIR = 0; then if test $HAVE_OPENDIR = 1; then REPLACE_OPENDIR=1 fi fi case $host_os,$HAVE_OPENDIR in os2*,1) REPLACE_OPENDIR=1;; esac if test $HAVE_OPENDIR = 0 || test $REPLACE_OPENDIR = 1; then gl_LIBOBJS="$gl_LIBOBJS opendir.$ac_objext" fi GNULIB_OPENDIR=1 printf "%s\n" "#define GNULIB_TEST_OPENDIR 1" >>confdefs.h if test "$ERRNO_H:$REPLACE_STRERROR_0" != :0; then REPLACE_PERROR=1 fi case ${gl_cv_func_strerror_r_works-unset} in unset|*yes) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether perror matches strerror" >&5 printf %s "checking whether perror matches strerror... " >&6; } if test ${gl_cv_func_perror_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on native Windows. mingw*) gl_cv_func_perror_works="guessing yes" ;; # Otherwise guess no. *) gl_cv_func_perror_works="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include int main (void) { char *str = strerror (-1); if (!getenv("CONFTEST_OUTPUT")) return 0; if (!str) str = ""; puts (str); errno = -1; perror (""); return 0; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : if CONFTEST_OUTPUT=1 ./conftest$EXEEXT >conftest.txt1 2>conftest.txt2 \ && cmp conftest.txt1 conftest.txt2 >/dev/null; then gl_cv_func_perror_works=yes else gl_cv_func_perror_works=no fi rm -rf conftest.txt1 conftest.txt2 else gl_cv_func_perror_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_perror_works" >&5 printf "%s\n" "$gl_cv_func_perror_works" >&6; } case "$gl_cv_func_perror_works" in *yes) ;; *) REPLACE_PERROR=1 ;; esac ;; *) REPLACE_PERROR=1 ;; esac if test $REPLACE_PERROR = 1; then gl_LIBOBJS="$gl_LIBOBJS perror.$ac_objext" fi GNULIB_PERROR=1 printf "%s\n" "#define GNULIB_TEST_PERROR 1" >>confdefs.h if test $gl_cv_func_frexp_no_libm = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexp works" >&5 printf %s "checking whether frexp works... " >&6; } if test ${gl_cv_func_frexp_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in netbsd* | irix*) gl_cv_func_frexp_works="guessing no" ;; mingw*) # Guess yes with MSVC, no with mingw. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifdef _MSC_VER Good #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Good" >/dev/null 2>&1 then : gl_cv_func_frexp_works="guessing yes" else gl_cv_func_frexp_works="guessing no" fi rm -rf conftest* ;; *) gl_cv_func_frexp_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #if HAVE_DECL_ALARM # include # include #endif /* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. ICC 10.0 has a bug when optimizing the expression -zero. The expression -DBL_MIN * DBL_MIN does not work when cross-compiling to PowerPC on Mac OS X 10.5. */ #if defined __hpux || defined __sgi || defined __ICC static double compute_minus_zero (void) { return -DBL_MIN * DBL_MIN; } # define minus_zero compute_minus_zero () #else double minus_zero = -0.0; #endif int main() { int result = 0; int i; volatile double x; double zero = 0.0; #if HAVE_DECL_ALARM /* NeXTstep 3.3 frexp() runs into an endless loop when called on an infinite number. Let the test fail in this case. */ signal (SIGALRM, SIG_DFL); alarm (5); #endif /* Test on denormalized numbers. */ for (i = 1, x = 1.0; i >= DBL_MIN_EXP; i--, x *= 0.5) ; if (x > 0.0) { int exp; double y = frexp (x, &exp); /* On machines with IEEE754 arithmetic: x = 1.11254e-308, exp = -1022. On NetBSD: y = 0.75. Correct: y = 0.5. */ if (y != 0.5) result |= 1; } /* Test on infinite numbers. */ x = 1.0 / zero; { int exp; double y = frexp (x, &exp); if (y != x) result |= 2; } /* Test on negative zero. */ x = minus_zero; { int exp; double y = frexp (x, &exp); if (memcmp (&y, &x, sizeof x)) result |= 4; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_frexp_works=yes else gl_cv_func_frexp_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5 printf "%s\n" "$gl_cv_func_frexp_works" >&6; } case "$gl_cv_func_frexp_works" in *yes) printf "%s\n" "#define HAVE_FREXP_IN_LIBC 1" >>confdefs.h ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ldexp can be used without linking with libm" >&5 printf %s "checking whether ldexp can be used without linking with libm... " >&6; } if test ${gl_cv_func_ldexp_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include double x; int y; int main (void) { return ldexp (x, y) < 1; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_ldexp_no_libm=yes else gl_cv_func_ldexp_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexp_no_libm" >&5 printf "%s\n" "$gl_cv_func_ldexp_no_libm" >&6; } if test $gl_cv_func_ldexp_no_libm = yes; then printf "%s\n" "#define HAVE_LDEXP_IN_LIBC 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl() can be used without linking with libm" >&5 printf %s "checking whether frexpl() can be used without linking with libm... " >&6; } if test ${gl_cv_func_frexpl_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include long double x; int main (void) { int e; return frexpl (x, &e) > 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_frexpl_no_libm=yes else gl_cv_func_frexpl_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5 printf "%s\n" "$gl_cv_func_frexpl_no_libm" >&6; } if test $gl_cv_func_frexpl_no_libm = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl works" >&5 printf %s "checking whether frexpl works... " >&6; } if test ${gl_cv_func_frexpl_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | pw*) gl_cv_func_frexpl_works="guessing no";; *) gl_cv_func_frexpl_works="guessing yes";; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include /* Override the values of , like done in float.in.h. */ #if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__) # undef LDBL_MIN_EXP # define LDBL_MIN_EXP (-16381) #endif #if defined __i386__ && (defined __FreeBSD__ || defined __DragonFly__) # undef LDBL_MIN_EXP # define LDBL_MIN_EXP (-16381) #endif #if (defined _ARCH_PPC || defined _POWER) && defined _AIX && (LDBL_MANT_DIG == 106) && defined __GNUC__ # undef LDBL_MIN_EXP # define LDBL_MIN_EXP DBL_MIN_EXP #endif #if defined __sgi && (LDBL_MANT_DIG >= 106) # if defined __GNUC__ # undef LDBL_MIN_EXP # define LDBL_MIN_EXP DBL_MIN_EXP # endif #endif extern #ifdef __cplusplus "C" #endif long double frexpl (long double, int *); int main() { int result = 0; volatile long double x; /* Test on finite numbers that fails on AIX 5.1. */ x = 16.0L; { int exp = -9999; frexpl (x, &exp); if (exp != 5) result |= 1; } /* Test on finite numbers that fails on Mac OS X 10.4, because its frexpl function returns an invalid (incorrectly normalized) value: it returns y = { 0x3fe028f5, 0xc28f5c28, 0x3c9eb851, 0xeb851eb8 } but the correct result is 0.505L = { 0x3fe028f5, 0xc28f5c29, 0xbc547ae1, 0x47ae1480 } */ x = 1.01L; { int exp = -9999; long double y = frexpl (x, &exp); if (!(exp == 1 && y == 0.505L)) result |= 2; } /* Test on large finite numbers. This fails on BeOS at i = 16322, while LDBL_MAX_EXP = 16384. In the loop end test, we test x against Infinity, rather than comparing i with LDBL_MAX_EXP, because BeOS has a wrong LDBL_MAX_EXP. */ { int i; for (i = 1, x = 1.0L; x != x + x; i++, x *= 2.0L) { int exp = -9999; frexpl (x, &exp); if (exp != i) { result |= 4; break; } } } /* Test on denormalized numbers. */ { int i; for (i = 1, x = 1.0L; i >= LDBL_MIN_EXP; i--, x *= 0.5L) ; if (x > 0.0L) { int exp; long double y = frexpl (x, &exp); /* On machines with IEEE854 arithmetic: x = 1.68105e-4932, exp = -16382, y = 0.5. On Mac OS X 10.5: exp = -16384, y = 0.5. */ if (exp != LDBL_MIN_EXP - 1) result |= 8; } } /* Test on infinite numbers. */ x = 1.0L / 0.0L; { int exp; long double y = frexpl (x, &exp); if (y != x) result |= 16; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_frexpl_works=yes else gl_cv_func_frexpl_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5 printf "%s\n" "$gl_cv_func_frexpl_works" >&6; } case "$gl_cv_func_frexpl_works" in *yes) gl_func_frexpl_no_libm=yes ;; *) gl_func_frexpl_no_libm=no; REPLACE_FREXPL=1 ;; esac else gl_func_frexpl_no_libm=no REPLACE_FREXPL=1 fi if test $gl_func_frexpl_no_libm = yes; then printf "%s\n" "#define HAVE_FREXPL_IN_LIBC 1" >>confdefs.h ac_fn_c_check_decl "$LINENO" "frexpl" "ac_cv_have_decl_frexpl" "#include " if test "x$ac_cv_have_decl_frexpl" = xyes then : else HAVE_DECL_FREXPL=0 fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ldexpl() can be used without linking with libm" >&5 printf %s "checking whether ldexpl() can be used without linking with libm... " >&6; } if test ${gl_cv_func_ldexpl_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include long double x; int main (void) { return ldexpl (x, -1) > 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_ldexpl_no_libm=yes else gl_cv_func_ldexpl_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_no_libm" >&5 printf "%s\n" "$gl_cv_func_ldexpl_no_libm" >&6; } if test $gl_cv_func_ldexpl_no_libm = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ldexpl works" >&5 printf %s "checking whether ldexpl works... " >&6; } if test ${gl_cv_func_ldexpl_works+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in aix | aix[3-6]*) gl_cv_func_ldexpl_works="guessing no" ;; # Guess yes on native Windows. mingw*) gl_cv_func_ldexpl_works="guessing yes" ;; *) gl_cv_func_ldexpl_works="guessing yes" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include extern #ifdef __cplusplus "C" #endif long double ldexpl (long double, int); int main() { int result = 0; { volatile long double x = 1.0; volatile long double y = ldexpl (x, -1); if (y != 0.5L) result |= 1; } { volatile long double x = 1.73205L; volatile long double y = ldexpl (x, 0); if (y != x) result |= 2; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_ldexpl_works=yes else gl_cv_func_ldexpl_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_works" >&5 printf "%s\n" "$gl_cv_func_ldexpl_works" >&6; } case "$gl_cv_func_ldexpl_works" in *yes) printf "%s\n" "#define HAVE_LDEXPL_IN_LIBC 1" >>confdefs.h ac_fn_c_check_decl "$LINENO" "ldexpl" "ac_cv_have_decl_ldexpl" "#include " if test "x$ac_cv_have_decl_ldexpl" = xyes then : else HAVE_DECL_LDEXPL=0 fi ;; esac fi if test $gl_cv_func_vfprintf_posix = no; then gl_LIBOBJS="$gl_LIBOBJS printf.$ac_objext" REPLACE_PRINTF=1 printf "%s\n" "#define REPLACE_PRINTF_POSIX 1" >>confdefs.h : fi GNULIB_PRINTF_POSIX=1 printf "%s\n" "#define GNULIB_TEST_PRINTF_POSIX 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "raise" "ac_cv_func_raise" if test "x$ac_cv_func_raise" = xyes then : printf "%s\n" "#define HAVE_RAISE 1" >>confdefs.h fi if test $ac_cv_func_raise = no; then HAVE_RAISE=0 else if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then REPLACE_RAISE=1 fi if test $gl_cv_type_sigset_t = yes; then ac_fn_c_check_func "$LINENO" "sigprocmask" "ac_cv_func_sigprocmask" if test "x$ac_cv_func_sigprocmask" = xyes then : gl_cv_func_sigprocmask=1 fi fi if test -z "$gl_cv_func_sigprocmask"; then HAVE_POSIX_SIGNALBLOCKING=0 fi if test $HAVE_POSIX_SIGNALBLOCKING = 0; then : fi fi if test $HAVE_RAISE = 0 || test $REPLACE_RAISE = 1; then gl_LIBOBJS="$gl_LIBOBJS raise.$ac_objext" : fi GNULIB_RAISE=1 printf "%s\n" "#define GNULIB_TEST_RAISE 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "readdir" "ac_cv_func_readdir" if test "x$ac_cv_func_readdir" = xyes then : printf "%s\n" "#define HAVE_READDIR 1" >>confdefs.h fi if test $ac_cv_func_readdir = no; then HAVE_READDIR=0 fi if test $HAVE_READDIR = 0; then gl_LIBOBJS="$gl_LIBOBJS readdir.$ac_objext" fi GNULIB_READDIR=1 printf "%s\n" "#define GNULIB_TEST_READDIR 1" >>confdefs.h ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default" if test "x$ac_cv_header_stdlib_h" = xyes then : printf "%s\n" "#define HAVE_STDLIB_H 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible realloc" >&5 printf %s "checking for GNU libc compatible realloc... " >&6; } if test ${ac_cv_func_realloc_0_nonnull+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on platforms where we know the result. *-gnu* | gnu* | freebsd* | netbsd* | openbsd* \ | hpux* | solaris* | cygwin* | mingw*) ac_cv_func_realloc_0_nonnull=yes ;; # If we don't know, assume the worst. *) ac_cv_func_realloc_0_nonnull=no ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if defined STDC_HEADERS || defined HAVE_STDLIB_H # include #else char *realloc (); #endif int main (void) { char *p = realloc (0, 0); int result = !p; free (p); return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : ac_cv_func_realloc_0_nonnull=yes else ac_cv_func_realloc_0_nonnull=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_realloc_0_nonnull" >&5 printf "%s\n" "$ac_cv_func_realloc_0_nonnull" >&6; } if test $ac_cv_func_realloc_0_nonnull = yes then : printf "%s\n" "#define HAVE_REALLOC_GNU 1" >>confdefs.h else printf "%s\n" "#define HAVE_REALLOC_GNU 0" >>confdefs.h REPLACE_REALLOC=1 fi if test $REPLACE_REALLOC = 1; then gl_LIBOBJS="$gl_LIBOBJS realloc.$ac_objext" fi printf "%s\n" "#define GNULIB_REALLOC_GNU 1" >>confdefs.h if test $gl_cv_func_malloc_posix = yes; then printf "%s\n" "#define HAVE_REALLOC_POSIX 1" >>confdefs.h else REPLACE_REALLOC=1 fi if test $REPLACE_REALLOC = 1; then gl_LIBOBJS="$gl_LIBOBJS realloc.$ac_objext" fi GNULIB_REALLOC_POSIX=1 printf "%s\n" "#define GNULIB_TEST_REALLOC_POSIX 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether rmdir works" >&5 printf %s "checking whether rmdir works... " >&6; } if test ${gl_cv_func_rmdir_works+y} then : printf %s "(cached) " >&6 else mkdir conftest.dir touch conftest.file if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on Linux systems. linux-* | linux) gl_cv_func_rmdir_works="guessing yes" ;; # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_rmdir_works="guessing yes" ;; # Guess no on native Windows. mingw*) gl_cv_func_rmdir_works="guessing no" ;; # If we don't know, assume the worst. *) gl_cv_func_rmdir_works="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include #endif int main (void) { int result = 0; if (!rmdir ("conftest.file/")) result |= 1; else if (errno != ENOTDIR) result |= 2; if (!rmdir ("conftest.dir/./")) result |= 4; return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_rmdir_works=yes else gl_cv_func_rmdir_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -rf conftest.dir conftest.file fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_rmdir_works" >&5 printf "%s\n" "$gl_cv_func_rmdir_works" >&6; } case "$gl_cv_func_rmdir_works" in *yes) ;; *) REPLACE_RMDIR=1 ;; esac if test $REPLACE_RMDIR = 1; then gl_LIBOBJS="$gl_LIBOBJS rmdir.$ac_objext" fi GNULIB_RMDIR=1 printf "%s\n" "#define GNULIB_TEST_RMDIR 1" >>confdefs.h : if test $ac_cv_func_sigaction = yes; then ac_fn_c_check_member "$LINENO" "struct sigaction" "sa_sigaction" "ac_cv_member_struct_sigaction_sa_sigaction" "#include " if test "x$ac_cv_member_struct_sigaction_sa_sigaction" = xyes then : printf "%s\n" "#define HAVE_STRUCT_SIGACTION_SA_SIGACTION 1" >>confdefs.h fi if test $ac_cv_member_struct_sigaction_sa_sigaction = no; then HAVE_STRUCT_SIGACTION_SA_SIGACTION=0 fi else HAVE_SIGACTION=0 fi if test $HAVE_SIGACTION = 0; then gl_LIBOBJS="$gl_LIBOBJS sigaction.$ac_objext" ac_fn_c_check_type "$LINENO" "siginfo_t" "ac_cv_type_siginfo_t" " #include " if test "x$ac_cv_type_siginfo_t" = xyes then : printf "%s\n" "#define HAVE_SIGINFO_T 1" >>confdefs.h fi if test $ac_cv_type_siginfo_t = no; then HAVE_SIGINFO_T=0 fi fi GNULIB_SIGACTION=1 printf "%s\n" "#define GNULIB_TEST_SIGACTION 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_signal_h='<'signal.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_signal_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'signal.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_signal_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_signal_h gl_cv_next_signal_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_signal_h" >&5 printf "%s\n" "$gl_cv_next_signal_h" >&6; } fi NEXT_SIGNAL_H=$gl_cv_next_signal_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'signal.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_signal_h fi NEXT_AS_FIRST_DIRECTIVE_SIGNAL_H=$gl_next_as_first_directive # AIX declares sig_atomic_t to already include volatile, and C89 compilers # then choke on 'volatile sig_atomic_t'. C99 requires that it compile. ac_fn_c_check_type "$LINENO" "volatile sig_atomic_t" "ac_cv_type_volatile_sig_atomic_t" " #include " if test "x$ac_cv_type_volatile_sig_atomic_t" = xyes then : else HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=0 fi ac_fn_c_check_type "$LINENO" "sighandler_t" "ac_cv_type_sighandler_t" " #include " if test "x$ac_cv_type_sighandler_t" = xyes then : else HAVE_SIGHANDLER_T=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for signbit macro" >&5 printf %s "checking for signbit macro... " >&6; } if test ${gl_cv_func_signbit+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_signbit="guessing yes" ;; # Guess yes on native Windows. mingw*) gl_cv_func_signbit="guessing yes" ;; # If we don't know, assume the worst. *) gl_cv_func_signbit="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* If signbit is defined as a function, don't use it, since calling it for 'float' or 'long double' arguments would involve conversions. If signbit is not declared at all but exists as a library function, don't use it, since the prototype may not match. If signbit is not declared at all but exists as a compiler built-in, don't use it, since it's preferable to use __builtin_signbit* (no warnings, no conversions). */ #ifndef signbit # error "signbit should be a macro" #endif #include /* Global variables. Needed because GCC 4 constant-folds __builtin_signbitl (literal) but cannot constant-fold __builtin_signbitl (variable). */ float vf; double vd; long double vl; int main () { /* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. So we use -p0f and -p0d instead. */ float p0f = 0.0f; float m0f = -p0f; double p0d = 0.0; double m0d = -p0d; /* On HP-UX 10.20, negating 0.0L does not yield -0.0L. So we use another constant expression instead. But that expression does not work on other platforms, such as when cross-compiling to PowerPC on Mac OS X 10.5. */ long double p0l = 0.0L; #if defined __hpux || defined __sgi long double m0l = -LDBL_MIN * LDBL_MIN; #else long double m0l = -p0l; #endif int result = 0; if (signbit (vf)) /* link check */ vf++; { float plus_inf = 1.0f / p0f; float minus_inf = -1.0f / p0f; if (!(!signbit (255.0f) && signbit (-255.0f) && !signbit (p0f) && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f)) && !signbit (plus_inf) && signbit (minus_inf))) result |= 1; } if (signbit (vd)) /* link check */ vd++; { double plus_inf = 1.0 / p0d; double minus_inf = -1.0 / p0d; if (!(!signbit (255.0) && signbit (-255.0) && !signbit (p0d) && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d)) && !signbit (plus_inf) && signbit (minus_inf))) result |= 2; } if (signbit (vl)) /* link check */ vl++; { long double plus_inf = 1.0L / p0l; long double minus_inf = -1.0L / p0l; if (signbit (255.0L)) result |= 4; if (!signbit (-255.0L)) result |= 4; if (signbit (p0l)) result |= 8; if (!(memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l))) result |= 16; if (signbit (plus_inf)) result |= 32; if (!signbit (minus_inf)) result |= 64; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_signbit=yes else gl_cv_func_signbit=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit" >&5 printf "%s\n" "$gl_cv_func_signbit" >&6; } { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for signbit compiler built-ins" >&5 printf %s "checking for signbit compiler built-ins... " >&6; } if test ${gl_cv_func_signbit_gcc+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_signbit_gcc="guessing yes" ;; # Guess yes on mingw, no on MSVC. mingw*) if test -n "$GCC"; then gl_cv_func_signbit_gcc="guessing yes" else gl_cv_func_signbit_gcc="guessing no" fi ;; # If we don't know, assume the worst. *) gl_cv_func_signbit_gcc="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if __GNUC__ >= 4 # define signbit(x) \ (sizeof (x) == sizeof (long double) ? __builtin_signbitl (x) : \ sizeof (x) == sizeof (double) ? __builtin_signbit (x) : \ __builtin_signbitf (x)) #else # error "signbit should be three compiler built-ins" #endif #include /* Global variables. Needed because GCC 4 constant-folds __builtin_signbitl (literal) but cannot constant-fold __builtin_signbitl (variable). */ float vf; double vd; long double vl; int main () { /* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. So we use -p0f and -p0d instead. */ float p0f = 0.0f; float m0f = -p0f; double p0d = 0.0; double m0d = -p0d; /* On HP-UX 10.20, negating 0.0L does not yield -0.0L. So we use another constant expression instead. But that expression does not work on other platforms, such as when cross-compiling to PowerPC on Mac OS X 10.5. */ long double p0l = 0.0L; #if defined __hpux || defined __sgi long double m0l = -LDBL_MIN * LDBL_MIN; #else long double m0l = -p0l; #endif int result = 0; if (signbit (vf)) /* link check */ vf++; { float plus_inf = 1.0f / p0f; float minus_inf = -1.0f / p0f; if (!(!signbit (255.0f) && signbit (-255.0f) && !signbit (p0f) && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f)) && !signbit (plus_inf) && signbit (minus_inf))) result |= 1; } if (signbit (vd)) /* link check */ vd++; { double plus_inf = 1.0 / p0d; double minus_inf = -1.0 / p0d; if (!(!signbit (255.0) && signbit (-255.0) && !signbit (p0d) && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d)) && !signbit (plus_inf) && signbit (minus_inf))) result |= 2; } if (signbit (vl)) /* link check */ vl++; { long double plus_inf = 1.0L / p0l; long double minus_inf = -1.0L / p0l; if (signbit (255.0L)) result |= 4; if (!signbit (-255.0L)) result |= 4; if (signbit (p0l)) result |= 8; if (!(memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l))) result |= 16; if (signbit (plus_inf)) result |= 32; if (!signbit (minus_inf)) result |= 64; } return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_signbit_gcc=yes else gl_cv_func_signbit_gcc=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit_gcc" >&5 printf "%s\n" "$gl_cv_func_signbit_gcc" >&6; } case "$gl_cv_func_signbit_gcc" in *yes) REPLACE_SIGNBIT_USING_GCC=1 ;; *) case "$gl_cv_func_signbit" in *yes) ;; *) REPLACE_SIGNBIT=1 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'float'" >&5 printf %s "checking where to find the sign bit in a 'float'... " >&6; } if test ${gl_cv_cc_float_signbit+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_cc_float_signbit="unknown" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #define NWORDS \ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { float value; unsigned int word[NWORDS]; } memory_float; static memory_float plus = { 1.0f }; static memory_float minus = { -1.0f }; int main () { size_t j, k, i; unsigned int m; FILE *fp = fopen ("conftest.out", "w"); if (fp == NULL) return 1; /* Find the different bit. */ k = 0; m = 0; for (j = 0; j < NWORDS; j++) { unsigned int x = plus.word[j] ^ minus.word[j]; if ((x & (x - 1)) || (x && m)) { /* More than one bit difference. */ fprintf (fp, "unknown"); fclose (fp); return 2; } if (x) { k = j; m = x; } } if (m == 0) { /* No difference. */ fprintf (fp, "unknown"); fclose (fp); return 3; } /* Now m = plus.word[k] ^ ~minus.word[k]. */ if (plus.word[k] & ~minus.word[k]) { /* Oh? The sign bit is set in the positive and cleared in the negative numbers? */ fprintf (fp, "unknown"); fclose (fp); return 4; } for (i = 0; ; i++) if ((m >> i) & 1) break; fprintf (fp, "word %d bit %d", (int) k, (int) i); if (fclose (fp) != 0) return 5; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_cc_float_signbit=`cat conftest.out` else gl_cv_cc_float_signbit="unknown" fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.out fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_signbit" >&5 printf "%s\n" "$gl_cv_cc_float_signbit" >&6; } case "$gl_cv_cc_float_signbit" in word*bit*) word=`echo "$gl_cv_cc_float_signbit" | sed -e 's/word //' -e 's/ bit.*//'` bit=`echo "$gl_cv_cc_float_signbit" | sed -e 's/word.*bit //'` printf "%s\n" "#define FLT_SIGNBIT_WORD $word" >>confdefs.h printf "%s\n" "#define FLT_SIGNBIT_BIT $bit" >>confdefs.h ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'double'" >&5 printf %s "checking where to find the sign bit in a 'double'... " >&6; } if test ${gl_cv_cc_double_signbit+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_cc_double_signbit="unknown" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #define NWORDS \ ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { double value; unsigned int word[NWORDS]; } memory_float; static memory_float plus = { 1.0 }; static memory_float minus = { -1.0 }; int main () { size_t j, k, i; unsigned int m; FILE *fp = fopen ("conftest.out", "w"); if (fp == NULL) return 1; /* Find the different bit. */ k = 0; m = 0; for (j = 0; j < NWORDS; j++) { unsigned int x = plus.word[j] ^ minus.word[j]; if ((x & (x - 1)) || (x && m)) { /* More than one bit difference. */ fprintf (fp, "unknown"); fclose (fp); return 2; } if (x) { k = j; m = x; } } if (m == 0) { /* No difference. */ fprintf (fp, "unknown"); fclose (fp); return 3; } /* Now m = plus.word[k] ^ ~minus.word[k]. */ if (plus.word[k] & ~minus.word[k]) { /* Oh? The sign bit is set in the positive and cleared in the negative numbers? */ fprintf (fp, "unknown"); fclose (fp); return 4; } for (i = 0; ; i++) if ((m >> i) & 1) break; fprintf (fp, "word %d bit %d", (int) k, (int) i); if (fclose (fp) != 0) return 5; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_cc_double_signbit=`cat conftest.out` else gl_cv_cc_double_signbit="unknown" fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.out fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_signbit" >&5 printf "%s\n" "$gl_cv_cc_double_signbit" >&6; } case "$gl_cv_cc_double_signbit" in word*bit*) word=`echo "$gl_cv_cc_double_signbit" | sed -e 's/word //' -e 's/ bit.*//'` bit=`echo "$gl_cv_cc_double_signbit" | sed -e 's/word.*bit //'` printf "%s\n" "#define DBL_SIGNBIT_WORD $word" >>confdefs.h printf "%s\n" "#define DBL_SIGNBIT_BIT $bit" >>confdefs.h ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'long double'" >&5 printf %s "checking where to find the sign bit in a 'long double'... " >&6; } if test ${gl_cv_cc_long_double_signbit+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : gl_cv_cc_long_double_signbit="unknown" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #define NWORDS \ ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { long double value; unsigned int word[NWORDS]; } memory_float; static memory_float plus = { 1.0L }; static memory_float minus = { -1.0L }; int main () { size_t j, k, i; unsigned int m; FILE *fp = fopen ("conftest.out", "w"); if (fp == NULL) return 1; /* Find the different bit. */ k = 0; m = 0; for (j = 0; j < NWORDS; j++) { unsigned int x = plus.word[j] ^ minus.word[j]; if ((x & (x - 1)) || (x && m)) { /* More than one bit difference. */ fprintf (fp, "unknown"); fclose (fp); return 2; } if (x) { k = j; m = x; } } if (m == 0) { /* No difference. */ fprintf (fp, "unknown"); fclose (fp); return 3; } /* Now m = plus.word[k] ^ ~minus.word[k]. */ if (plus.word[k] & ~minus.word[k]) { /* Oh? The sign bit is set in the positive and cleared in the negative numbers? */ fprintf (fp, "unknown"); fclose (fp); return 4; } for (i = 0; ; i++) if ((m >> i) & 1) break; fprintf (fp, "word %d bit %d", (int) k, (int) i); if (fclose (fp) != 0) return 5; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_cc_long_double_signbit=`cat conftest.out` else gl_cv_cc_long_double_signbit="unknown" fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.out fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_signbit" >&5 printf "%s\n" "$gl_cv_cc_long_double_signbit" >&6; } case "$gl_cv_cc_long_double_signbit" in word*bit*) word=`echo "$gl_cv_cc_long_double_signbit" | sed -e 's/word //' -e 's/ bit.*//'` bit=`echo "$gl_cv_cc_long_double_signbit" | sed -e 's/word.*bit //'` printf "%s\n" "#define LDBL_SIGNBIT_WORD $word" >>confdefs.h printf "%s\n" "#define LDBL_SIGNBIT_BIT $bit" >>confdefs.h ;; esac if test "$gl_cv_cc_float_signbit" = unknown; then ac_fn_c_check_decl "$LINENO" "copysignf" "ac_cv_have_decl_copysignf" "#include " if test "x$ac_cv_have_decl_copysignf" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_COPYSIGNF $ac_have_decl" >>confdefs.h if test "$ac_cv_have_decl_copysignf" = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether copysignf can be used without linking with libm" >&5 printf %s "checking whether copysignf can be used without linking with libm... " >&6; } if test ${gl_cv_func_copysignf_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include float x, y; int main (void) { return copysignf (x, y) < 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_copysignf_no_libm=yes else gl_cv_func_copysignf_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignf_no_libm" >&5 printf "%s\n" "$gl_cv_func_copysignf_no_libm" >&6; } if test $gl_cv_func_copysignf_no_libm = yes; then printf "%s\n" "#define HAVE_COPYSIGNF_IN_LIBC 1" >>confdefs.h fi fi fi if test "$gl_cv_cc_double_signbit" = unknown; then ac_fn_c_check_decl "$LINENO" "copysign" "ac_cv_have_decl_copysign" "#include " if test "x$ac_cv_have_decl_copysign" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_COPYSIGN $ac_have_decl" >>confdefs.h if test "$ac_cv_have_decl_copysign" = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether copysign can be used without linking with libm" >&5 printf %s "checking whether copysign can be used without linking with libm... " >&6; } if test ${gl_cv_func_copysign_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include double x, y; int main (void) { return copysign (x, y) < 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_copysign_no_libm=yes else gl_cv_func_copysign_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysign_no_libm" >&5 printf "%s\n" "$gl_cv_func_copysign_no_libm" >&6; } if test $gl_cv_func_copysign_no_libm = yes; then printf "%s\n" "#define HAVE_COPYSIGN_IN_LIBC 1" >>confdefs.h fi fi fi if test "$gl_cv_cc_long_double_signbit" = unknown; then ac_fn_c_check_decl "$LINENO" "copysignl" "ac_cv_have_decl_copysignl" "#include " if test "x$ac_cv_have_decl_copysignl" = xyes then : ac_have_decl=1 else ac_have_decl=0 fi printf "%s\n" "#define HAVE_DECL_COPYSIGNL $ac_have_decl" >>confdefs.h if test "$ac_cv_have_decl_copysignl" = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether copysignl can be used without linking with libm" >&5 printf %s "checking whether copysignl can be used without linking with libm... " >&6; } if test ${gl_cv_func_copysignl_no_libm+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include long double x, y; int main (void) { return copysignl (x, y) < 0; ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_func_copysignl_no_libm=yes else gl_cv_func_copysignl_no_libm=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignl_no_libm" >&5 printf "%s\n" "$gl_cv_func_copysignl_no_libm" >&6; } if test $gl_cv_func_copysignl_no_libm = yes; then printf "%s\n" "#define HAVE_COPYSIGNL_IN_LIBC 1" >>confdefs.h fi fi fi ;; esac ;; esac if test $REPLACE_SIGNBIT = 1; then gl_LIBOBJS="$gl_LIBOBJS signbitf.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS signbitd.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS signbitl.$ac_objext" fi GNULIB_SIGNBIT=1 printf "%s\n" "#define GNULIB_TEST_SIGNBIT 1" >>confdefs.h if test $gl_cv_type_sigset_t = yes; then ac_fn_c_check_func "$LINENO" "sigprocmask" "ac_cv_func_sigprocmask" if test "x$ac_cv_func_sigprocmask" = xyes then : gl_cv_func_sigprocmask=1 fi fi if test -z "$gl_cv_func_sigprocmask"; then HAVE_POSIX_SIGNALBLOCKING=0 fi if test $HAVE_POSIX_SIGNALBLOCKING = 0; then gl_LIBOBJS="$gl_LIBOBJS sigprocmask.$ac_objext" : fi GNULIB_SIGPROCMASK=1 printf "%s\n" "#define GNULIB_TEST_SIGPROCMASK 1" >>confdefs.h ac_fn_c_check_header_compile "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default" if test "x$ac_cv_header_stdint_h" = xyes then : printf "%s\n" "#define HAVE_STDINT_H 1" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for SIZE_MAX" >&5 printf %s "checking for SIZE_MAX... " >&6; } if test ${gl_cv_size_max+y} then : printf %s "(cached) " >&6 else gl_cv_size_max= cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_STDINT_H #include #endif #ifdef SIZE_MAX Found it #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | $EGREP "Found it" >/dev/null 2>&1 then : gl_cv_size_max=yes fi rm -rf conftest* if test -z "$gl_cv_size_max"; then if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) * CHAR_BIT - 1" "size_t_bits_minus_1" "#include #include " then : else size_t_bits_minus_1= fi if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) <= sizeof (unsigned int)" "fits_in_uint" "#include " then : else fits_in_uint= fi if test -n "$size_t_bits_minus_1" && test -n "$fits_in_uint"; then if test $fits_in_uint = 1; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include extern size_t foo; extern unsigned long foo; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : fits_in_uint=0 fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi if test $fits_in_uint = 1; then gl_cv_size_max="(((1U << $size_t_bits_minus_1) - 1) * 2 + 1)" else gl_cv_size_max="(((1UL << $size_t_bits_minus_1) - 1) * 2 + 1)" fi else gl_cv_size_max='((size_t)~(size_t)0)' fi fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_size_max" >&5 printf "%s\n" "$gl_cv_size_max" >&6; } if test "$gl_cv_size_max" != yes; then printf "%s\n" "#define SIZE_MAX $gl_cv_size_max" >>confdefs.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ssize_t" >&5 printf %s "checking for ssize_t... " >&6; } if test ${gt_cv_ssize_t+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { int x = sizeof (ssize_t *) + sizeof (ssize_t); return !x; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gt_cv_ssize_t=yes else gt_cv_ssize_t=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_ssize_t" >&5 printf "%s\n" "$gt_cv_ssize_t" >&6; } if test $gt_cv_ssize_t = no; then printf "%s\n" "#define ssize_t int" >>confdefs.h fi case "$host_os" in mingw*) REPLACE_STAT=1 ;; *) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on files" >&5 printf %s "checking whether stat handles trailing slashes on files... " >&6; } if test ${gl_cv_func_stat_file_slash+y} then : printf %s "(cached) " >&6 else touch conftest.tmp # Assume that if we have lstat, we can also check symlinks. if test $ac_cv_func_lstat = yes; then ln -s conftest.tmp conftest.lnk fi if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on Linux systems. linux-* | linux) gl_cv_func_stat_file_slash="guessing yes" ;; # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_stat_file_slash="guessing yes" ;; # If we don't know, assume the worst. *) gl_cv_func_stat_file_slash="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { int result = 0; struct stat st; if (!stat ("conftest.tmp/", &st)) result |= 1; #if HAVE_LSTAT if (!stat ("conftest.lnk/", &st)) result |= 2; #endif return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_stat_file_slash=yes else gl_cv_func_stat_file_slash=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.tmp conftest.lnk fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_file_slash" >&5 printf "%s\n" "$gl_cv_func_stat_file_slash" >&6; } case $gl_cv_func_stat_file_slash in *no) REPLACE_STAT=1 printf "%s\n" "#define REPLACE_FUNC_STAT_FILE 1" >>confdefs.h ;; esac case $host_os in solaris*) REPLACE_FSTAT=1 ;; esac ;; esac if test $REPLACE_STAT = 1; then gl_LIBOBJS="$gl_LIBOBJS stat.$ac_objext" case "$host_os" in mingw*) gl_LIBOBJS="$gl_LIBOBJS stat-w32.$ac_objext" ;; esac : fi GNULIB_STAT=1 printf "%s\n" "#define GNULIB_TEST_STAT 1" >>confdefs.h ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.tv_nsec" "ac_cv_member_struct_stat_st_atim_tv_nsec" "#include #include " if test "x$ac_cv_member_struct_stat_st_atim_tv_nsec" = xyes then : printf "%s\n" "#define HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC 1" >>confdefs.h { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether struct stat.st_atim is of type struct timespec" >&5 printf %s "checking whether struct stat.st_atim is of type struct timespec... " >&6; } if test ${ac_cv_typeof_struct_stat_st_atim_is_struct_timespec+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #if HAVE_SYS_TIME_H # include #endif #include struct timespec ts; struct stat st; int main (void) { st.st_atim = ts; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=yes else ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_typeof_struct_stat_st_atim_is_struct_timespec" >&5 printf "%s\n" "$ac_cv_typeof_struct_stat_st_atim_is_struct_timespec" >&6; } if test $ac_cv_typeof_struct_stat_st_atim_is_struct_timespec = yes; then printf "%s\n" "#define TYPEOF_STRUCT_STAT_ST_ATIM_IS_STRUCT_TIMESPEC 1" >>confdefs.h fi else ac_fn_c_check_member "$LINENO" "struct stat" "st_atimespec.tv_nsec" "ac_cv_member_struct_stat_st_atimespec_tv_nsec" "#include #include " if test "x$ac_cv_member_struct_stat_st_atimespec_tv_nsec" = xyes then : printf "%s\n" "#define HAVE_STRUCT_STAT_ST_ATIMESPEC_TV_NSEC 1" >>confdefs.h else ac_fn_c_check_member "$LINENO" "struct stat" "st_atimensec" "ac_cv_member_struct_stat_st_atimensec" "#include #include " if test "x$ac_cv_member_struct_stat_st_atimensec" = xyes then : printf "%s\n" "#define HAVE_STRUCT_STAT_ST_ATIMENSEC 1" >>confdefs.h else ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.st__tim.tv_nsec" "ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" "#include #include " if test "x$ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" = xyes then : printf "%s\n" "#define HAVE_STRUCT_STAT_ST_ATIM_ST__TIM_TV_NSEC 1" >>confdefs.h fi fi fi fi ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimespec.tv_nsec" "ac_cv_member_struct_stat_st_birthtimespec_tv_nsec" "#include #include " if test "x$ac_cv_member_struct_stat_st_birthtimespec_tv_nsec" = xyes then : printf "%s\n" "#define HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC 1" >>confdefs.h else ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimensec" "ac_cv_member_struct_stat_st_birthtimensec" "#include #include " if test "x$ac_cv_member_struct_stat_st_birthtimensec" = xyes then : printf "%s\n" "#define HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC 1" >>confdefs.h else ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtim.tv_nsec" "ac_cv_member_struct_stat_st_birthtim_tv_nsec" "#include #include " if test "x$ac_cv_member_struct_stat_st_birthtim_tv_nsec" = xyes then : printf "%s\n" "#define HAVE_STRUCT_STAT_ST_BIRTHTIM_TV_NSEC 1" >>confdefs.h fi fi fi printf "%s\n" "#define GNULIB_STATAT 1" >>confdefs.h # Define two additional variables used in the Makefile substitution. if test "$ac_cv_header_stdbool_h" = yes; then STDBOOL_H='' else STDBOOL_H='stdbool.h' fi if test -n "$STDBOOL_H"; then GL_GENERATE_STDBOOL_H_TRUE= GL_GENERATE_STDBOOL_H_FALSE='#' else GL_GENERATE_STDBOOL_H_TRUE='#' GL_GENERATE_STDBOOL_H_FALSE= fi if test "$ac_cv_type__Bool" = yes; then HAVE__BOOL=1 else HAVE__BOOL=0 fi STDDEF_H= { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for good max_align_t" >&5 printf %s "checking for good max_align_t... " >&6; } if test ${gl_cv_type_max_align_t+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include unsigned int s = sizeof (max_align_t); #if defined __GNUC__ || defined __IBM__ALIGNOF__ int check1[2 * (__alignof__ (double) <= __alignof__ (max_align_t)) - 1]; int check2[2 * (__alignof__ (long double) <= __alignof__ (max_align_t)) - 1]; #endif int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_type_max_align_t=yes else gl_cv_type_max_align_t=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_max_align_t" >&5 printf "%s\n" "$gl_cv_type_max_align_t" >&6; } if test $gl_cv_type_max_align_t = no; then HAVE_MAX_ALIGN_T=0 STDDEF_H=stddef.h fi if test $gt_cv_c_wchar_t = no; then HAVE_WCHAR_T=0 STDDEF_H=stddef.h fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether NULL can be used in arbitrary expressions" >&5 printf %s "checking whether NULL can be used in arbitrary expressions... " >&6; } if test ${gl_cv_decl_null_works+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int test[2 * (sizeof NULL == sizeof (void *)) -1]; int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_decl_null_works=yes else gl_cv_decl_null_works=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_decl_null_works" >&5 printf "%s\n" "$gl_cv_decl_null_works" >&6; } if test $gl_cv_decl_null_works = no; then REPLACE_NULL=1 STDDEF_H=stddef.h fi if test -n "$STDDEF_H"; then GL_GENERATE_STDDEF_H_TRUE= GL_GENERATE_STDDEF_H_FALSE='#' else GL_GENERATE_STDDEF_H_TRUE='#' GL_GENERATE_STDDEF_H_FALSE= fi if test -n "$STDDEF_H"; then if test $gl_cv_have_include_next = yes; then gl_cv_next_stddef_h='<'stddef.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_stddef_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'stddef.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_stddef_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_stddef_h gl_cv_next_stddef_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stddef_h" >&5 printf "%s\n" "$gl_cv_next_stddef_h" >&6; } fi NEXT_STDDEF_H=$gl_cv_next_stddef_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'stddef.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_stddef_h fi NEXT_AS_FIRST_DIRECTIVE_STDDEF_H=$gl_next_as_first_directive fi printf "%s\n" "#define __USE_MINGW_ANSI_STDIO 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_stdio_h='<'stdio.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_stdio_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'stdio.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_stdio_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_stdio_h gl_cv_next_stdio_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdio_h" >&5 printf "%s\n" "$gl_cv_next_stdio_h" >&6; } fi NEXT_STDIO_H=$gl_cv_next_stdio_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'stdio.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_stdio_h fi NEXT_AS_FIRST_DIRECTIVE_STDIO_H=$gl_next_as_first_directive { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking which flavor of printf attribute matches inttypes macros" >&5 printf %s "checking which flavor of printf attribute matches inttypes macros... " >&6; } if test ${gl_cv_func_printf_attribute_flavor+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #define __STDC_FORMAT_MACROS 1 #include #include /* For non-mingw systems, compilation will trivially succeed. For mingw, compilation will succeed for older mingw (system printf, "I64d") and fail for newer mingw (gnu printf, "lld"). */ #if (defined _WIN32 && ! defined __CYGWIN__) && \ (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) extern char PRIdMAX_probe[sizeof PRIdMAX == sizeof "I64d" ? 1 : -1]; #endif int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_func_printf_attribute_flavor=system else gl_cv_func_printf_attribute_flavor=gnu fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_attribute_flavor" >&5 printf "%s\n" "$gl_cv_func_printf_attribute_flavor" >&6; } if test "$gl_cv_func_printf_attribute_flavor" = gnu; then printf "%s\n" "#define GNULIB_PRINTF_ATTRIBUTE_FLAVOR_GNU 1" >>confdefs.h fi GNULIB_FSCANF=1 printf "%s\n" "#define GNULIB_FSCANF 1" >>confdefs.h GNULIB_SCANF=1 printf "%s\n" "#define GNULIB_SCANF 1" >>confdefs.h GNULIB_FGETC=1 GNULIB_GETC=1 GNULIB_GETCHAR=1 GNULIB_FGETS=1 GNULIB_FREAD=1 GNULIB_FPRINTF=1 GNULIB_PRINTF=1 GNULIB_VFPRINTF=1 GNULIB_VPRINTF=1 GNULIB_FPUTC=1 GNULIB_PUTC=1 GNULIB_PUTCHAR=1 GNULIB_FPUTS=1 GNULIB_PUTS=1 GNULIB_FWRITE=1 if test $gl_cv_have_include_next = yes; then gl_cv_next_stdlib_h='<'stdlib.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_stdlib_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'stdlib.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_stdlib_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_stdlib_h gl_cv_next_stdlib_h='"'$gl_header'"' fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdlib_h" >&5 printf "%s\n" "$gl_cv_next_stdlib_h" >&6; } fi NEXT_STDLIB_H=$gl_cv_next_stdlib_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'stdlib.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_stdlib_h fi NEXT_AS_FIRST_DIRECTIVE_STDLIB_H=$gl_next_as_first_directive case "$host_os" in cygwin*) STDNORETURN_H='stdnoreturn.h' ;; *) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working stdnoreturn.h" >&5 printf %s "checking for working stdnoreturn.h... " >&6; } if test ${gl_cv_header_working_stdnoreturn_h+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include /* Do not check for 'noreturn' after the return type. C11 allows it, but it's rarely done that way and circa-2012 bleeding-edge GCC rejects it when given -Werror=old-style-declaration. */ noreturn void foo1 (void) { exit (0); } _Noreturn void foo2 (void) { exit (0); } int testit (int argc, char **argv) { if (argc & 1) return 0; (argv[0][0] ? foo1 : foo2) (); } int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_header_working_stdnoreturn_h=yes else gl_cv_header_working_stdnoreturn_h=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdnoreturn_h" >&5 printf "%s\n" "$gl_cv_header_working_stdnoreturn_h" >&6; } if test $gl_cv_header_working_stdnoreturn_h = yes; then STDNORETURN_H='' else STDNORETURN_H='stdnoreturn.h' fi ;; esac if test -n "$STDNORETURN_H"; then GL_GENERATE_STDNORETURN_H_TRUE= GL_GENERATE_STDNORETURN_H_FALSE='#' else GL_GENERATE_STDNORETURN_H_TRUE='#' GL_GENERATE_STDNORETURN_H_FALSE= fi ac_fn_c_check_func "$LINENO" "stpcpy" "ac_cv_func_stpcpy" if test "x$ac_cv_func_stpcpy" = xyes then : printf "%s\n" "#define HAVE_STPCPY 1" >>confdefs.h fi if test $ac_cv_func_stpcpy = no; then HAVE_STPCPY=0 fi if test $HAVE_STPCPY = 0; then gl_LIBOBJS="$gl_LIBOBJS stpcpy.$ac_objext" : fi GNULIB_STPCPY=1 printf "%s\n" "#define GNULIB_TEST_STPCPY 1" >>confdefs.h if test $ac_cv_func_strdup = yes; then if test $gl_cv_func_malloc_posix != yes; then REPLACE_STRDUP=1 fi fi if test $ac_cv_have_decl_strdup = no; then HAVE_DECL_STRDUP=0 fi if test $ac_cv_func_strdup = no || test $REPLACE_STRDUP = 1; then gl_LIBOBJS="$gl_LIBOBJS strdup.$ac_objext" : fi GNULIB_STRDUP=1 printf "%s\n" "#define GNULIB_TEST_STRDUP 1" >>confdefs.h if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working strerror function" >&5 printf %s "checking for working strerror function... " >&6; } if test ${gl_cv_func_working_strerror+y} then : printf %s "(cached) " >&6 else if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on glibc systems. *-gnu* | gnu*) gl_cv_func_working_strerror="guessing yes" ;; # If we don't know, assume the worst. *) gl_cv_func_working_strerror="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main (void) { if (!*strerror (-2)) return 1; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_working_strerror=yes else gl_cv_func_working_strerror=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_strerror" >&5 printf "%s\n" "$gl_cv_func_working_strerror" >&6; } case "$gl_cv_func_working_strerror" in *yes) ;; *) REPLACE_STRERROR=1 ;; esac case "$gl_cv_func_strerror_r_works" in *no) REPLACE_STRERROR=1 ;; esac else REPLACE_STRERROR=1 fi if test $REPLACE_STRERROR = 1; then gl_LIBOBJS="$gl_LIBOBJS strerror.$ac_objext" fi printf "%s\n" "#define GNULIB_STRERROR 1" >>confdefs.h GNULIB_STRERROR=1 printf "%s\n" "#define GNULIB_TEST_STRERROR 1" >>confdefs.h if test -n "$ERRNO_H" || test $REPLACE_STRERROR_0 = 1; then gl_LIBOBJS="$gl_LIBOBJS strerror-override.$ac_objext" if test $ac_cv_header_sys_socket_h != yes; then ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default" if test "x$ac_cv_header_winsock2_h" = xyes then : printf "%s\n" "#define HAVE_WINSOCK2_H 1" >>confdefs.h fi fi if test "$ac_cv_header_winsock2_h" = yes; then HAVE_WINSOCK2_H=1 UNISTD_H_HAVE_WINSOCK2_H=1 SYS_IOCTL_H_HAVE_WINSOCK2_H=1 else HAVE_WINSOCK2_H=0 fi fi if test $ac_cv_have_decl_strerror_r = no; then HAVE_DECL_STRERROR_R=0 fi if test $ac_cv_func_strerror_r = yes; then if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then if test $gl_cv_func_strerror_r_posix_signature = yes; then case "$gl_cv_func_strerror_r_works" in *no) REPLACE_STRERROR_R=1 ;; esac else REPLACE_STRERROR_R=1 fi else REPLACE_STRERROR_R=1 fi fi if test $HAVE_DECL_STRERROR_R = 0 || test $REPLACE_STRERROR_R = 1; then gl_LIBOBJS="$gl_LIBOBJS strerror_r.$ac_objext" fi GNULIB_STRERROR_R=1 printf "%s\n" "#define GNULIB_TEST_STRERROR_R 1" >>confdefs.h printf "%s\n" "#define GNULIB_STRERROR_R_POSIX 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_sys_stat_h='<'sys/stat.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_sys_stat_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_sys_stat_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'sys/stat.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_sys_stat_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_sys_stat_h gl_cv_next_sys_stat_h='"'$gl_header'"' else gl_cv_next_sys_stat_h='<'sys/stat.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_stat_h" >&5 printf "%s\n" "$gl_cv_next_sys_stat_h" >&6; } fi NEXT_SYS_STAT_H=$gl_cv_next_sys_stat_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'sys/stat.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_sys_stat_h fi NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H=$gl_next_as_first_directive WINDOWS_STAT_TIMESPEC=0 ac_fn_c_check_type "$LINENO" "nlink_t" "ac_cv_type_nlink_t" "#include #include " if test "x$ac_cv_type_nlink_t" = xyes then : else printf "%s\n" "#define nlink_t int" >>confdefs.h fi : if test $gl_cv_have_include_next = yes; then gl_cv_next_unistd_h='<'unistd.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_unistd_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_unistd_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'unistd.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_unistd_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_unistd_h gl_cv_next_unistd_h='"'$gl_header'"' else gl_cv_next_unistd_h='<'unistd.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_unistd_h" >&5 printf "%s\n" "$gl_cv_next_unistd_h" >&6; } fi NEXT_UNISTD_H=$gl_cv_next_unistd_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'unistd.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_unistd_h fi NEXT_AS_FIRST_DIRECTIVE_UNISTD_H=$gl_next_as_first_directive if test $ac_cv_header_unistd_h = yes; then HAVE_UNISTD_H=1 else HAVE_UNISTD_H=0 fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether unlink honors trailing slashes" >&5 printf %s "checking whether unlink honors trailing slashes... " >&6; } if test ${gl_cv_func_unlink_honors_slashes+y} then : printf %s "(cached) " >&6 else touch conftest.file # Assume that if we have lstat, we can also check symlinks. if test $ac_cv_func_lstat = yes; then ln -s conftest.file conftest.lnk fi if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on Linux systems. linux-* | linux) gl_cv_func_unlink_honors_slashes="guessing yes" ;; # Guess yes on glibc systems. *-gnu*) gl_cv_func_unlink_honors_slashes="guessing yes" ;; # Guess no on native Windows. mingw*) gl_cv_func_unlink_honors_slashes="guessing no" ;; # If we don't know, assume the worst. *) gl_cv_func_unlink_honors_slashes="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include #endif #include int main (void) { int result = 0; if (!unlink ("conftest.file/")) result |= 1; else if (errno != ENOTDIR) result |= 2; #if HAVE_LSTAT if (!unlink ("conftest.lnk/")) result |= 4; else if (errno != ENOTDIR) result |= 8; #endif return result; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_unlink_honors_slashes=yes else gl_cv_func_unlink_honors_slashes=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.file conftest.lnk fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_unlink_honors_slashes" >&5 printf "%s\n" "$gl_cv_func_unlink_honors_slashes" >&6; } case "$gl_cv_func_unlink_honors_slashes" in *no) REPLACE_UNLINK=1 ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether unlink of a parent directory fails as it should" >&5 printf %s "checking whether unlink of a parent directory fails as it should... " >&6; } if test ${gl_cv_func_unlink_parent_fails+y} then : printf %s "(cached) " >&6 else case "$host_os" in darwin*) if { # Use the mktemp program if available. If not available, hide the error # message. tmp=`(umask 077 && mktemp -d /tmp/gtXXXXXX) 2>/dev/null` && test -n "$tmp" && test -d "$tmp" } || { # Use a simple mkdir command. It is guaranteed to fail if the directory # already exists. $RANDOM is bash specific and expands to empty in shells # other than bash, ksh and zsh. Its use does not increase security; # rather, it minimizes the probability of failure in a very cluttered /tmp # directory. tmp=/tmp/gt$$-$RANDOM (umask 077 && mkdir "$tmp") }; then mkdir "$tmp/subdir" GL_SUBDIR_FOR_UNLINK="$tmp/subdir" export GL_SUBDIR_FOR_UNLINK if test "$cross_compiling" = yes then : # If we don't know, assume the worst. gl_cv_func_unlink_parent_fails="guessing no" else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #if HAVE_UNISTD_H # include #else /* on Windows with MSVC */ # include # include #endif int main () { int result = 0; if (chdir (getenv ("GL_SUBDIR_FOR_UNLINK")) != 0) result |= 1; else if (unlink ("..") == 0) result |= 2; return result; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_unlink_parent_fails=yes else gl_cv_func_unlink_parent_fails=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi unset GL_SUBDIR_FOR_UNLINK rm -rf "$tmp" else gl_cv_func_unlink_parent_fails="guessing no" fi ;; *) gl_cv_func_unlink_parent_fails="guessing yes" ;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_unlink_parent_fails" >&5 printf "%s\n" "$gl_cv_func_unlink_parent_fails" >&6; } case "$gl_cv_func_unlink_parent_fails" in *no) REPLACE_UNLINK=1 printf "%s\n" "#define UNLINK_PARENT_BUG 1" >>confdefs.h ;; esac if test $REPLACE_UNLINK = 1; then gl_LIBOBJS="$gl_LIBOBJS unlink.$ac_objext" fi GNULIB_UNLINK=1 printf "%s\n" "#define GNULIB_TEST_UNLINK 1" >>confdefs.h if test $ac_cv_func_unlinkat = no; then HAVE_UNLINKAT=0 else case "$gl_cv_func_lstat_dereferences_slashed_symlink" in *no) # Solaris 9 has *at functions, but uniformly mishandles trailing # slash in all of them. REPLACE_UNLINKAT=1 ;; *) # GNU/Hurd has unlinkat, but it has the same bug as unlink. # Darwin has unlinkat, but it has the same UNLINK_PARENT_BUG. if test $REPLACE_UNLINK = 1; then REPLACE_UNLINKAT=1 fi ;; esac fi if test $HAVE_UNLINKAT = 0 || test $REPLACE_UNLINKAT = 1; then gl_LIBOBJS="$gl_LIBOBJS unlinkat.$ac_objext" fi GNULIB_UNLINKAT=1 printf "%s\n" "#define GNULIB_TEST_UNLINKAT 1" >>confdefs.h if test $ac_cv_func_utime = no; then HAVE_UTIME=0 else case "$host_os" in mingw*) REPLACE_UTIME=1 ;; esac fi if test $HAVE_UTIME = 0 || test $REPLACE_UTIME = 1; then gl_LIBOBJS="$gl_LIBOBJS utime.$ac_objext" : fi GNULIB_UTIME=1 printf "%s\n" "#define GNULIB_TEST_UTIME 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_utime_h='<'utime.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_utime_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_utime_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'utime.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_utime_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_utime_h gl_cv_next_utime_h='"'$gl_header'"' else gl_cv_next_utime_h='<'utime.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_utime_h" >&5 printf "%s\n" "$gl_cv_next_utime_h" >&6; } fi NEXT_UTIME_H=$gl_cv_next_utime_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'utime.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_utime_h fi NEXT_AS_FIRST_DIRECTIVE_UTIME_H=$gl_next_as_first_directive if test $ac_cv_header_utime_h = yes; then HAVE_UTIME_H=1 else HAVE_UTIME_H=0 fi UTIME_H='' if false; then UTIME_H=utime.h else if test $ac_cv_header_utime_h != yes; then UTIME_H=utime.h else case "$host_os" in mingw*) UTIME_H=utime.h ;; esac fi fi if test -n "$UTIME_H"; then GL_GENERATE_UTIME_H_TRUE= GL_GENERATE_UTIME_H_FALSE='#' else GL_GENERATE_UTIME_H_TRUE='#' GL_GENERATE_UTIME_H_FALSE= fi if test $ac_cv_func_futimens = no && test $ac_cv_func_futimesat = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether futimesat handles NULL file" >&5 printf %s "checking whether futimesat handles NULL file... " >&6; } if test ${gl_cv_func_futimesat_works+y} then : printf %s "(cached) " >&6 else touch conftest.file if test "$cross_compiling" = yes then : case "$host_os" in # Guess yes on Linux systems. linux-* | linux) gl_cv_func_futimesat_works="guessing yes" ;; # Guess yes on glibc systems. *-gnu*) gl_cv_func_futimesat_works="guessing yes" ;; # If we don't know, assume the worst. *) gl_cv_func_futimesat_works="guessing no" ;; esac else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main (void) { int fd = open ("conftest.file", O_RDWR); if (fd < 0) return 1; if (futimesat (fd, NULL, NULL)) return 2; ; return 0; } _ACEOF if ac_fn_c_try_run "$LINENO" then : gl_cv_func_futimesat_works=yes else gl_cv_func_futimesat_works=no fi rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi rm -f conftest.file fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_futimesat_works" >&5 printf "%s\n" "$gl_cv_func_futimesat_works" >&6; } case "$gl_cv_func_futimesat_works" in *yes) ;; *) printf "%s\n" "#define FUTIMESAT_NULL_BUG 1" >>confdefs.h ;; esac fi if test $ac_cv_func_vasnprintf = no; then gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" if test $ac_cv_func_vasnprintf = yes; then printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h fi ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" if test "x$ac_cv_type_ptrdiff_t" = xyes then : else printf "%s\n" "#define ptrdiff_t long" >>confdefs.h fi fi gl_cv_func_vfprintf_posix=no case "$gl_cv_func_printf_sizes_c99" in *yes) case "$gl_cv_func_printf_long_double" in *yes) case "$gl_cv_func_printf_infinite" in *yes) case "$gl_cv_func_printf_infinite_long_double" in *yes) case "$gl_cv_func_printf_directive_a" in *yes) case "$gl_cv_func_printf_directive_f" in *yes) case "$gl_cv_func_printf_directive_n" in *yes) case "$gl_cv_func_printf_directive_ls" in *yes) case "$gl_cv_func_printf_positions" in *yes) case "$gl_cv_func_printf_flag_grouping" in *yes) case "$gl_cv_func_printf_flag_leftadjust" in *yes) case "$gl_cv_func_printf_flag_zero" in *yes) case "$gl_cv_func_printf_precision" in *yes) case "$gl_cv_func_printf_enomem" in *yes) # vfprintf exists and is # already POSIX compliant. gl_cv_func_vfprintf_posix=yes ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac ;; esac if test $gl_cv_func_vfprintf_posix = no; then case "$gl_cv_func_printf_infinite" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_long_double" in *yes) case "$gl_cv_func_printf_infinite_long_double" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h ;; esac ;; esac case "$gl_cv_func_printf_directive_a" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo" if test "x$ac_cv_func_nl_langinfo" = xyes then : printf "%s\n" "#define HAVE_NL_LANGINFO 1" >>confdefs.h fi ;; esac case "$gl_cv_func_printf_directive_f" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_directive_ls" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_grouping" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_leftadjust" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_flag_zero" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_precision" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h ;; esac case "$gl_cv_func_printf_enomem" in *yes) ;; *) printf "%s\n" "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h ;; esac gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" if test $ac_cv_func_vasnprintf = yes; then printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h fi ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" if test "x$ac_cv_type_ptrdiff_t" = xyes then : else printf "%s\n" "#define ptrdiff_t long" >>confdefs.h fi gl_LIBOBJS="$gl_LIBOBJS vfprintf.$ac_objext" REPLACE_VFPRINTF=1 printf "%s\n" "#define REPLACE_VFPRINTF_POSIX 1" >>confdefs.h : fi GNULIB_VFPRINTF_POSIX=1 printf "%s\n" "#define GNULIB_TEST_VFPRINTF_POSIX 1" >>confdefs.h if test $gl_cv_have_include_next = yes; then gl_cv_next_wchar_h='<'wchar.h'>' else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 printf %s "checking absolute name of ... " >&6; } if test ${gl_cv_next_wchar_h+y} then : printf %s "(cached) " >&6 else if test $ac_cv_header_wchar_h = yes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include _ACEOF case "$host_os" in aix*) gl_absname_cpp="$ac_cpp -C" ;; *) gl_absname_cpp="$ac_cpp" ;; esac case "$host_os" in mingw*) gl_dirsep_regex='[/\\]' ;; *) gl_dirsep_regex='\/' ;; esac gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' gl_header_literal_regex=`echo 'wchar.h' \ | sed -e "$gl_make_literal_regex_sed"` gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ s|^/[^/]|//&| p q }' gl_cv_absolute_wchar_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | sed -n "$gl_absolute_header_sed"` gl_header=$gl_cv_absolute_wchar_h gl_cv_next_wchar_h='"'$gl_header'"' else gl_cv_next_wchar_h='<'wchar.h'>' fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_wchar_h" >&5 printf "%s\n" "$gl_cv_next_wchar_h" >&6; } fi NEXT_WCHAR_H=$gl_cv_next_wchar_h if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' gl_next_as_first_directive='<'wchar.h'>' else # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' gl_next_as_first_directive=$gl_cv_next_wchar_h fi NEXT_AS_FIRST_DIRECTIVE_WCHAR_H=$gl_next_as_first_directive if test $ac_cv_header_wchar_h = yes; then HAVE_WCHAR_H=1 else HAVE_WCHAR_H=0 fi if test $gt_cv_c_wint_t = yes; then HAVE_WINT_T=1 else HAVE_WINT_T=0 fi : ac_fn_c_check_header_compile "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default" if test "x$ac_cv_header_stdint_h" = xyes then : printf "%s\n" "#define HAVE_STDINT_H 1" >>confdefs.h fi : # End of code from modules gltests_libdeps= gltests_ltlibdeps= gl_source_base='tests' gltests_WITNESS=IN_`echo "${PACKAGE-$PACKAGE_TARNAME}" | LC_ALL=C tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ | LC_ALL=C sed -e 's/[^A-Z0-9_]/_/g'`_GNULIB_TESTS gl_module_indicator_condition=$gltests_WITNESS LIBGZIP_LIBDEPS="$gl_libdeps" LIBGZIP_LTLIBDEPS="$gl_ltlibdeps" # Check whether --enable-gcc-warnings was given. if test ${enable_gcc_warnings+y} then : enableval=$enable_gcc_warnings; case $enableval in yes|no) ;; *) as_fn_error $? "bad value $enableval for gcc-warnings option" "$LINENO" 5 ;; esac gl_gcc_warnings=$enableval else if test -d "$srcdir"/.git; then gl_gcc_warnings=yes else gl_gcc_warnings=no fi fi # gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found]) # ------------------------------------------------ # If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND. # Otherwise, run RUN-IF-NOT-FOUND. if test "$gl_gcc_warnings" = yes; then ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Werror -Wunknown-warning-option" >&5 printf %s "checking whether C compiler handles -Werror -Wunknown-warning-option... " >&6; } if test ${gl_cv_warn_c__Werror__Wunknown_warning_option+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Werror -Wunknown-warning-option" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Werror__Wunknown_warning_option=yes else gl_cv_warn_c__Werror__Wunknown_warning_option=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Werror__Wunknown_warning_option" >&5 printf "%s\n" "$gl_cv_warn_c__Werror__Wunknown_warning_option" >&6; } if test "x$gl_cv_warn_c__Werror__Wunknown_warning_option" = xyes then : gl_unknown_warnings_are_errors='-Wunknown-warning-option -Werror' else gl_unknown_warnings_are_errors= fi ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Werror" >&5 printf %s "checking whether C compiler handles -Werror... " >&6; } if test ${gl_cv_warn_c__Werror+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Werror" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Werror=yes else gl_cv_warn_c__Werror=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Werror" >&5 printf "%s\n" "$gl_cv_warn_c__Werror" >&6; } if test "x$gl_cv_warn_c__Werror" = xyes then : as_fn_append WERROR_CFLAGS " -Werror" fi nw= # This, $nw, is the list of warnings we disable. nw="$nw -Wdeclaration-after-statement" # too useful to forbid nw="$nw -Waggregate-return" # anachronistic nw="$nw -Wlong-long" # C90 is anachronistic (lib/gethrxtime.h) nw="$nw -Wc++-compat" # We don't care about C++ compilers nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib nw="$nw -Wtraditional" # Warns on #elif which we use often nw="$nw -Wcast-qual" # Too many warnings for now nw="$nw -Wconversion" # Too many warnings for now nw="$nw -Wduplicated-branches" # Too many false alarms nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings nw="$nw -Wsign-conversion" # Too many warnings for now nw="$nw -Wtraditional-conversion" # Too many warnings for now nw="$nw -Wpadded" # Our structs are not padded nw="$nw -Wredundant-decls" # openat.h declares e.g., mkdirat nw="$nw -Wlogical-op" # any use of fwrite provokes this nw="$nw -Wformat-nonliteral" # who.c and pinky.c strftime uses nw="$nw -Wvla" # warnings in gettext.h nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ nw="$nw -Wswitch-enum" # Too many warnings for now nw="$nw -Wswitch-default" # Too many warnings for now nw="$nw -Wstack-protector" # not worth working around # things I might fix soon: nw="$nw -Wfloat-equal" # sort.c, seq.c nw="$nw -Wmissing-format-attribute" # copy.c nw="$nw -Wunsafe-loop-optimizations" # a few src/*.c nw="$nw -Winline" # system.h's readdir_ignoring_dot_and_dotdot # Warnings that gzip runs afoul of but coreutils does not. nw="$nw -Wold-style-definition" nw="$nw -Wshadow" nw="$nw -Wstrict-overflow" # Using -Wstrict-overflow is a pain, but the alternative is worse. # For an example, see the code that provoked this report: # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33498 # Code like that still infloops with gcc-4.6.0 and -O2. Scary indeed. ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu if test -n "$GCC"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wno-missing-field-initializers is supported" >&5 printf %s "checking whether -Wno-missing-field-initializers is supported... " >&6; } if test ${gl_cv_cc_nomfi_supported+y} then : printf %s "(cached) " >&6 else gl_save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -W -Werror -Wno-missing-field-initializers" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_cc_nomfi_supported=yes else gl_cv_cc_nomfi_supported=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext CFLAGS="$gl_save_CFLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_nomfi_supported" >&5 printf "%s\n" "$gl_cv_cc_nomfi_supported" >&6; } if test "$gl_cv_cc_nomfi_supported" = yes; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wno-missing-field-initializers is needed" >&5 printf %s "checking whether -Wno-missing-field-initializers is needed... " >&6; } if test ${gl_cv_cc_nomfi_needed+y} then : printf %s "(cached) " >&6 else gl_save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -W -Werror" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int f (void) { typedef struct { int a; int b; } s_t; s_t s1 = { 0, }; return s1.b; } int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_cc_nomfi_needed=no else gl_cv_cc_nomfi_needed=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext CFLAGS="$gl_save_CFLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_nomfi_needed" >&5 printf "%s\n" "$gl_cv_cc_nomfi_needed" >&6; } fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wuninitialized is supported" >&5 printf %s "checking whether -Wuninitialized is supported... " >&6; } if test ${gl_cv_cc_uninitialized_supported+y} then : printf %s "(cached) " >&6 else gl_save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Werror -Wuninitialized" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : gl_cv_cc_uninitialized_supported=yes else gl_cv_cc_uninitialized_supported=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext CFLAGS="$gl_save_CFLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_uninitialized_supported" >&5 printf "%s\n" "$gl_cv_cc_uninitialized_supported" >&6; } fi # List all gcc warning categories. # To compare this list to your installed GCC's, run this Bash command: # # comm -3 \ # <((sed -n 's/^ *\(-[^ 0-9][^ ]*\) .*/\1/p' manywarnings.m4; \ # awk '/^[^#]/ {print ws}' ../build-aux/gcc-warning.spec) | sort) \ # <(LC_ALL=C gcc --help=warnings | sed -n 's/^ \(-[^ ]*\) .*/\1/p' | sort) gl_manywarn_set= for gl_manywarn_item in -fno-common \ -W \ -Waddress \ -Waggressive-loop-optimizations \ -Wall \ -Wattribute-alias \ -Wattributes \ -Wbad-function-cast \ -Wbool-compare \ -Wbool-operation \ -Wbuiltin-declaration-mismatch \ -Wbuiltin-macro-redefined \ -Wcast-align \ -Wcast-align=strict \ -Wcast-function-type \ -Wchar-subscripts \ -Wclobbered \ -Wcomment \ -Wcomments \ -Wcoverage-mismatch \ -Wcpp \ -Wdangling-else \ -Wdate-time \ -Wdeprecated \ -Wdeprecated-declarations \ -Wdesignated-init \ -Wdisabled-optimization \ -Wdiscarded-array-qualifiers \ -Wdiscarded-qualifiers \ -Wdiv-by-zero \ -Wdouble-promotion \ -Wduplicated-branches \ -Wduplicated-cond \ -Wduplicate-decl-specifier \ -Wempty-body \ -Wendif-labels \ -Wenum-compare \ -Wexpansion-to-defined \ -Wextra \ -Wformat-contains-nul \ -Wformat-extra-args \ -Wformat-nonliteral \ -Wformat-security \ -Wformat-signedness \ -Wformat-y2k \ -Wformat-zero-length \ -Wframe-address \ -Wfree-nonheap-object \ -Whsa \ -Wif-not-aligned \ -Wignored-attributes \ -Wignored-qualifiers \ -Wimplicit \ -Wimplicit-function-declaration \ -Wimplicit-int \ -Wincompatible-pointer-types \ -Winit-self \ -Winline \ -Wint-conversion \ -Wint-in-bool-context \ -Wint-to-pointer-cast \ -Winvalid-memory-model \ -Winvalid-pch \ -Wlogical-not-parentheses \ -Wlogical-op \ -Wmain \ -Wmaybe-uninitialized \ -Wmemset-elt-size \ -Wmemset-transposed-args \ -Wmisleading-indentation \ -Wmissing-attributes \ -Wmissing-braces \ -Wmissing-declarations \ -Wmissing-field-initializers \ -Wmissing-include-dirs \ -Wmissing-parameter-type \ -Wmissing-prototypes \ -Wmultichar \ -Wmultistatement-macros \ -Wnarrowing \ -Wnested-externs \ -Wnonnull \ -Wnonnull-compare \ -Wnull-dereference \ -Wodr \ -Wold-style-declaration \ -Wold-style-definition \ -Wopenmp-simd \ -Woverflow \ -Woverlength-strings \ -Woverride-init \ -Wpacked \ -Wpacked-bitfield-compat \ -Wpacked-not-aligned \ -Wparentheses \ -Wpointer-arith \ -Wpointer-compare \ -Wpointer-sign \ -Wpointer-to-int-cast \ -Wpragmas \ -Wpsabi \ -Wrestrict \ -Wreturn-local-addr \ -Wreturn-type \ -Wscalar-storage-order \ -Wsequence-point \ -Wshadow \ -Wshift-count-negative \ -Wshift-count-overflow \ -Wshift-negative-value \ -Wsizeof-array-argument \ -Wsizeof-pointer-div \ -Wsizeof-pointer-memaccess \ -Wstack-protector \ -Wstrict-aliasing \ -Wstrict-overflow \ -Wstrict-prototypes \ -Wstringop-truncation \ -Wsuggest-attribute=cold \ -Wsuggest-attribute=const \ -Wsuggest-attribute=format \ -Wsuggest-attribute=malloc \ -Wsuggest-attribute=noreturn \ -Wsuggest-attribute=pure \ -Wsuggest-final-methods \ -Wsuggest-final-types \ -Wswitch \ -Wswitch-bool \ -Wswitch-unreachable \ -Wsync-nand \ -Wsystem-headers \ -Wtautological-compare \ -Wtrampolines \ -Wtrigraphs \ -Wtype-limits \ -Wuninitialized \ -Wunknown-pragmas \ -Wunsafe-loop-optimizations \ -Wunused \ -Wunused-but-set-parameter \ -Wunused-but-set-variable \ -Wunused-function \ -Wunused-label \ -Wunused-local-typedefs \ -Wunused-macros \ -Wunused-parameter \ -Wunused-result \ -Wunused-value \ -Wunused-variable \ -Wvarargs \ -Wvariadic-macros \ -Wvector-operation-performance \ -Wvla \ -Wvolatile-register-var \ -Wwrite-strings \ \ ; do gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item" done # gcc --help=warnings outputs an unusual form for these options; list # them here so that the above 'comm' command doesn't report a false match. # Would prefer "min (PTRDIFF_MAX, SIZE_MAX)", but it must be a literal. # Also, AC_COMPUTE_INT requires it to fit in a long; it is 2**63 on # the only platforms where it does not fit in a long, so make that # a special case. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking max safe object size" >&5 printf %s "checking max safe object size... " >&6; } if ac_fn_c_compute_int "$LINENO" "LONG_MAX < (PTRDIFF_MAX < (size_t) -1 ? PTRDIFF_MAX : (size_t) -1) ? -1 : PTRDIFF_MAX < (size_t) -1 ? (long) PTRDIFF_MAX : (long) (size_t) -1" "gl_alloc_max" "#include #include #include " then : else gl_alloc_max=2147483647 fi case $gl_alloc_max in -1) gl_alloc_max=9223372036854775807;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_alloc_max" >&5 printf "%s\n" "$gl_alloc_max" >&6; } gl_manywarn_set="$gl_manywarn_set -Walloc-size-larger-than=$gl_alloc_max" gl_manywarn_set="$gl_manywarn_set -Warray-bounds=2" gl_manywarn_set="$gl_manywarn_set -Wformat-overflow=2" gl_manywarn_set="$gl_manywarn_set -Wformat-truncation=2" gl_manywarn_set="$gl_manywarn_set -Wimplicit-fallthrough=5" gl_manywarn_set="$gl_manywarn_set -Wnormalized=nfc" gl_manywarn_set="$gl_manywarn_set -Wshift-overflow=2" gl_manywarn_set="$gl_manywarn_set -Wstringop-overflow=2" gl_manywarn_set="$gl_manywarn_set -Wunused-const-variable=2" gl_manywarn_set="$gl_manywarn_set -Wvla-larger-than=4031" # These are needed for older GCC versions. if test -n "$GCC"; then case `($CC --version) 2>/dev/null` in 'gcc (GCC) '[0-3].* | \ 'gcc (GCC) '4.[0-7].*) gl_manywarn_set="$gl_manywarn_set -fdiagnostics-show-option" gl_manywarn_set="$gl_manywarn_set -funit-at-a-time" ;; esac fi # Disable specific options as needed. if test "$gl_cv_cc_nomfi_needed" = yes; then gl_manywarn_set="$gl_manywarn_set -Wno-missing-field-initializers" fi if test "$gl_cv_cc_uninitialized_supported" = no; then gl_manywarn_set="$gl_manywarn_set -Wno-uninitialized" fi ws=$gl_manywarn_set ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu gl_warn_set= set x $ws; shift for gl_warn_item do case " $nw " in *" $gl_warn_item "*) ;; *) gl_warn_set="$gl_warn_set $gl_warn_item" ;; esac done ws=$gl_warn_set for w in $ws; do as_gl_Warn=`printf "%s\n" "gl_cv_warn_c_$w" | $as_tr_sh` gl_positive="$w" case $gl_positive in -Wno-*) gl_positive=-W`expr "X$gl_positive" : 'X-Wno-\(.*\)'` ;; esac { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles $w" >&5 printf %s "checking whether C compiler handles $w... " >&6; } if eval test \${$as_gl_Warn+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors $gl_positive" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : eval "$as_gl_Warn=yes" else eval "$as_gl_Warn=no" fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi eval ac_res=\$$as_gl_Warn { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } if eval test \"x\$"$as_gl_Warn"\" = x"yes" then : as_fn_append WARN_CFLAGS " $w" fi done { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-sign-compare" >&5 printf %s "checking whether C compiler handles -Wno-sign-compare... " >&6; } if test ${gl_cv_warn_c__Wno_sign_compare+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsign-compare" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Wno_sign_compare=yes else gl_cv_warn_c__Wno_sign_compare=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_sign_compare" >&5 printf "%s\n" "$gl_cv_warn_c__Wno_sign_compare" >&6; } if test "x$gl_cv_warn_c__Wno_sign_compare" = xyes then : as_fn_append WARN_CFLAGS " -Wno-sign-compare" fi # Too many warnings for now { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-unused-parameter" >&5 printf %s "checking whether C compiler handles -Wno-unused-parameter... " >&6; } if test ${gl_cv_warn_c__Wno_unused_parameter+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wunused-parameter" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Wno_unused_parameter=yes else gl_cv_warn_c__Wno_unused_parameter=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_unused_parameter" >&5 printf "%s\n" "$gl_cv_warn_c__Wno_unused_parameter" >&6; } if test "x$gl_cv_warn_c__Wno_unused_parameter" = xyes then : as_fn_append WARN_CFLAGS " -Wno-unused-parameter" fi # Too many warnings for now { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wsuggest-attribute=const" >&5 printf %s "checking whether C compiler handles -Wsuggest-attribute=const... " >&6; } if test ${gl_cv_warn_c__Wsuggest_attribute_const+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsuggest-attribute=const" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Wsuggest_attribute_const=yes else gl_cv_warn_c__Wsuggest_attribute_const=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wsuggest_attribute_const" >&5 printf "%s\n" "$gl_cv_warn_c__Wsuggest_attribute_const" >&6; } if test "x$gl_cv_warn_c__Wsuggest_attribute_const" = xyes then : as_fn_append WARN_CFLAGS " -Wsuggest-attribute=const" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wsuggest-attribute=noreturn" >&5 printf %s "checking whether C compiler handles -Wsuggest-attribute=noreturn... " >&6; } if test ${gl_cv_warn_c__Wsuggest_attribute_noreturn+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsuggest-attribute=noreturn" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Wsuggest_attribute_noreturn=yes else gl_cv_warn_c__Wsuggest_attribute_noreturn=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wsuggest_attribute_noreturn" >&5 printf "%s\n" "$gl_cv_warn_c__Wsuggest_attribute_noreturn" >&6; } if test "x$gl_cv_warn_c__Wsuggest_attribute_noreturn" = xyes then : as_fn_append WARN_CFLAGS " -Wsuggest-attribute=noreturn" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-format-nonliteral" >&5 printf %s "checking whether C compiler handles -Wno-format-nonliteral... " >&6; } if test ${gl_cv_warn_c__Wno_format_nonliteral+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wformat-nonliteral" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Wno_format_nonliteral=yes else gl_cv_warn_c__Wno_format_nonliteral=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_format_nonliteral" >&5 printf "%s\n" "$gl_cv_warn_c__Wno_format_nonliteral" >&6; } if test "x$gl_cv_warn_c__Wno_format_nonliteral" = xyes then : as_fn_append WARN_CFLAGS " -Wno-format-nonliteral" fi # Enable this warning only with gcc-4.7 and newer. With 4.6.2 20111027, # it suggests test.c's advance function may be pure, even though it # increments a global variable. Oops. # Normally we'd write code to test for the precise failure, but that # requires a relatively large input to make gcc exhibit the failure. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #if (4) < __GNUC__ || ((4) == __GNUC__ && (7) <= __GNUC_MINOR__) /* ok */ #else # error "your version of gcc is older than 4.7" #endif int main (void) { ; return 0; }, _ACEOF if ac_fn_c_try_cpp "$LINENO" then : { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wsuggest-attribute=pure" >&5 printf %s "checking whether C compiler handles -Wsuggest-attribute=pure... " >&6; } if test ${gl_cv_warn_c__Wsuggest_attribute_pure+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsuggest-attribute=pure" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Wsuggest_attribute_pure=yes else gl_cv_warn_c__Wsuggest_attribute_pure=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wsuggest_attribute_pure" >&5 printf "%s\n" "$gl_cv_warn_c__Wsuggest_attribute_pure" >&6; } if test "x$gl_cv_warn_c__Wsuggest_attribute_pure" = xyes then : as_fn_append WARN_CFLAGS " -Wsuggest-attribute=pure" fi fi rm -f conftest.err conftest.i conftest.$ac_ext # In spite of excluding -Wlogical-op above, it is enabled, as of # gcc 4.5.0 20090517, and it provokes warnings in cat.c, dd.c, truncate.c { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-logical-op" >&5 printf %s "checking whether C compiler handles -Wno-logical-op... " >&6; } if test ${gl_cv_warn_c__Wno_logical_op+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wlogical-op" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__Wno_logical_op=yes else gl_cv_warn_c__Wno_logical_op=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_logical_op" >&5 printf "%s\n" "$gl_cv_warn_c__Wno_logical_op" >&6; } if test "x$gl_cv_warn_c__Wno_logical_op" = xyes then : as_fn_append WARN_CFLAGS " -Wno-logical-op" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -fdiagnostics-show-option" >&5 printf %s "checking whether C compiler handles -fdiagnostics-show-option... " >&6; } if test ${gl_cv_warn_c__fdiagnostics_show_option+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -fdiagnostics-show-option" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__fdiagnostics_show_option=yes else gl_cv_warn_c__fdiagnostics_show_option=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__fdiagnostics_show_option" >&5 printf "%s\n" "$gl_cv_warn_c__fdiagnostics_show_option" >&6; } if test "x$gl_cv_warn_c__fdiagnostics_show_option" = xyes then : as_fn_append WARN_CFLAGS " -fdiagnostics-show-option" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -funit-at-a-time" >&5 printf %s "checking whether C compiler handles -funit-at-a-time... " >&6; } if test ${gl_cv_warn_c__funit_at_a_time+y} then : printf %s "(cached) " >&6 else gl_save_compiler_FLAGS="$CFLAGS" as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -funit-at-a-time" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO" then : gl_cv_warn_c__funit_at_a_time=yes else gl_cv_warn_c__funit_at_a_time=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext CFLAGS="$gl_save_compiler_FLAGS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__funit_at_a_time" >&5 printf "%s\n" "$gl_cv_warn_c__funit_at_a_time" >&6; } if test "x$gl_cv_warn_c__funit_at_a_time" = xyes then : as_fn_append WARN_CFLAGS " -funit-at-a-time" fi printf "%s\n" "#define lint 1" >>confdefs.h printf "%s\n" "#define GNULIB_PORTCHECK 1" >>confdefs.h # We use a slightly smaller set of warning options for lib/. # Remove the following and save the result in GNULIB_WARN_CFLAGS. nw= nw="$nw -Wstrict-overflow" nw="$nw -Wformat-truncation=2" nw="$nw -Wuninitialized" nw="$nw -Wunused-macros" nw="$nw -Wmissing-prototypes" nw="$nw -Wold-style-definition" gl_warn_set= set x $WARN_CFLAGS; shift for gl_warn_item do case " $nw " in *" $gl_warn_item "*) ;; *) gl_warn_set="$gl_warn_set $gl_warn_item" ;; esac done GNULIB_WARN_CFLAGS=$gl_warn_set fi # cc -E produces incorrect asm files on SVR4, so postprocess it. ASCPPPOST="sed '/^ *\\#/d; s,//.*,,; s/% /%/g; s/\\. /./g'" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for underline in external names" >&5 printf %s "checking for underline in external names... " >&6; } if test ${gzip_cv_underline+y} then : printf %s "(cached) " >&6 else gzip_cv_underline=yes cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int foo() {return 0;} int main (void) { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : $NM conftest.$OBJEXT | grep _foo >/dev/null 2>&1 || gzip_cv_underline=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gzip_cv_underline" >&5 printf "%s\n" "$gzip_cv_underline" >&6; } ASCPPFLAGS= if test $gzip_cv_underline = no; then ASCPPFLAGS='-DNO_UNDERLINE' fi # Try to assemble match.S. # "gcc -E match.s" ignores -E, so we must use _match.S. { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for an assembler syntax supported by this package" >&5 printf %s "checking for an assembler syntax supported by this package... " >&6; } if test ${gzip_cv_assembler+y} then : printf %s "(cached) " >&6 else gzip_cv_assembler=no case $DEFS in *NO_ASM*) ;; *) if cp $srcdir/lib/match.c _match.S && eval "$CPP $CPPFLAGS $ASCPPFLAGS _match.S > _match.i" && eval "$ASCPPPOST < _match.i > match_.s"; then if test ! -s match_.s || grep error < match_.s > /dev/null; then : elif eval "$CC $CPPFLAGS $CFLAGS -c match_.s >/dev/null" && test -f match_.$OBJEXT; then rm -f match_.$OBJEXT gzip_cv_assembler=yes if echo 'void foo (void) {}' > conftest.c && eval "$CC $CPPFLAGS $CFLAGS -S conftest.c >/dev/null" && grep '\.note\.GNU-stack' conftest.s >/dev/null && eval "$CC $CPPFLAGS $CFLAGS -c -Wa,--noexecstack match_.s >/dev/null" && test -f match_.$OBJEXT; then gzip_cv_assembler='yes, with -Wa,--noexecstack' fi fi fi rm -f conftest* _match.i _match.S match_.s match_.$OBJEXT;; esac fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gzip_cv_assembler" >&5 printf "%s\n" "$gzip_cv_assembler" >&6; } if test "$gzip_cv_assembler" != no; then printf "%s\n" "#define ASMV /**/" >>confdefs.h case " $LIBOBJS " in *" match.$ac_objext "* ) ;; *) LIBOBJS="$LIBOBJS match.$ac_objext" ;; esac fi if test "$gzip_cv_assembler" = 'yes, with -Wa,--noexecstack'; then ASFLAGS_config='-Wa,--noexecstack' else ASFLAGS_config= fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing strerror" >&5 printf %s "checking for library containing strerror... " >&6; } if test ${ac_cv_search_strerror+y} then : printf %s "(cached) " >&6 else ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char strerror (); int main (void) { return strerror (); ; return 0; } _ACEOF for ac_lib in '' cposix do if test -z "$ac_lib"; then ac_res="none required" else ac_res=-l$ac_lib LIBS="-l$ac_lib $ac_func_search_save_LIBS" fi if ac_fn_c_try_link "$LINENO" then : ac_cv_search_strerror=$ac_res fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext if test ${ac_cv_search_strerror+y} then : break fi done if test ${ac_cv_search_strerror+y} then : else ac_cv_search_strerror=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_strerror" >&5 printf "%s\n" "$ac_cv_search_strerror" >&6; } ac_res=$ac_cv_search_strerror if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5 printf %s "checking for an ANSI C-conforming const... " >&6; } if test ${ac_cv_c_const+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ int main (void) { #ifndef __cplusplus /* Ultrix mips cc rejects this sort of thing. */ typedef int charset[2]; const charset cs = { 0, 0 }; /* SunOS 4.1.1 cc rejects this. */ char const *const *pcpcc; char **ppc; /* NEC SVR4.0.2 mips cc rejects this. */ struct point {int x, y;}; static struct point const zero = {0,0}; /* IBM XL C 1.02.0.0 rejects this. It does not let you subtract one const X* pointer from another in an arm of an if-expression whose if-part is not a constant expression */ const char *g = "string"; pcpcc = &g + (g ? g-g : 0); /* HPUX 7.0 cc rejects these. */ ++pcpcc; ppc = (char**) pcpcc; pcpcc = (char const *const *) ppc; { /* SCO 3.2v4 cc rejects this sort of thing. */ char tx; char *t = &tx; char const *s = 0 ? (char *) 0 : (char const *) 0; *t++ = 0; if (s) return 0; } { /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */ int x[] = {25, 17}; const int *foo = &x[0]; ++foo; } { /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */ typedef const int *iptr; iptr p = 0; ++p; } { /* IBM XL C 1.02.0.0 rejects this sort of thing, saying "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */ struct s { int j; const int *ap[3]; } bx; struct s *b = &bx; b->j = 5; } { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */ const int foo = 10; if (!foo) return 0; } return !cs[0] && !zero.x; #endif ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_c_const=yes else ac_cv_c_const=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5 printf "%s\n" "$ac_cv_c_const" >&6; } if test $ac_cv_c_const = no; then printf "%s\n" "#define const /**/" >>confdefs.h fi # Autoupdate added the following line to ensure that your configure # script's behavior did not change. It is probably safe to remove. ac_header_dirent=no for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do as_ac_Header=`printf "%s\n" "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh` { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_hdr that defines DIR" >&5 printf %s "checking for $ac_hdr that defines DIR... " >&6; } if eval test \${$as_ac_Header+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include <$ac_hdr> int main (void) { if ((DIR *) 0) return 0; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : eval "$as_ac_Header=yes" else eval "$as_ac_Header=no" fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi eval ac_res=\$$as_ac_Header { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 printf "%s\n" "$ac_res" >&6; } if eval test \"x\$"$as_ac_Header"\" = x"yes" then : cat >>confdefs.h <<_ACEOF #define `printf "%s\n" "HAVE_$ac_hdr" | $as_tr_cpp` 1 _ACEOF ac_header_dirent=$ac_hdr; break fi done # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix. if test $ac_header_dirent = dirent.h; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5 printf %s "checking for library containing opendir... " >&6; } if test ${ac_cv_search_opendir+y} then : printf %s "(cached) " >&6 else ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char opendir (); int main (void) { return opendir (); ; return 0; } _ACEOF for ac_lib in '' dir do if test -z "$ac_lib"; then ac_res="none required" else ac_res=-l$ac_lib LIBS="-l$ac_lib $ac_func_search_save_LIBS" fi if ac_fn_c_try_link "$LINENO" then : ac_cv_search_opendir=$ac_res fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext if test ${ac_cv_search_opendir+y} then : break fi done if test ${ac_cv_search_opendir+y} then : else ac_cv_search_opendir=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5 printf "%s\n" "$ac_cv_search_opendir" >&6; } ac_res=$ac_cv_search_opendir if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5 printf %s "checking for library containing opendir... " >&6; } if test ${ac_cv_search_opendir+y} then : printf %s "(cached) " >&6 else ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char opendir (); int main (void) { return opendir (); ; return 0; } _ACEOF for ac_lib in '' x do if test -z "$ac_lib"; then ac_res="none required" else ac_res=-l$ac_lib LIBS="-l$ac_lib $ac_func_search_save_LIBS" fi if ac_fn_c_try_link "$LINENO" then : ac_cv_search_opendir=$ac_res fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext if test ${ac_cv_search_opendir+y} then : break fi done if test ${ac_cv_search_opendir+y} then : else ac_cv_search_opendir=no fi rm conftest.$ac_ext LIBS=$ac_func_search_save_LIBS fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5 printf "%s\n" "$ac_cv_search_opendir" >&6; } ac_res=$ac_cv_search_opendir if test "$ac_res" != no then : test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" fi fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking return type of signal handlers" >&5 printf %s "checking return type of signal handlers... " >&6; } if test ${ac_cv_type_signal+y} then : printf %s "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include int main (void) { return *(signal (0, 0)) (0) == 1; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO" then : ac_cv_type_signal=int else ac_cv_type_signal=void fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_signal" >&5 printf "%s\n" "$ac_cv_type_signal" >&6; } printf "%s\n" "#define RETSIGTYPE $ac_cv_type_signal" >>confdefs.h ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default" if test "x$ac_cv_type_size_t" = xyes then : else printf "%s\n" "#define size_t unsigned int" >>confdefs.h fi ac_fn_c_check_type "$LINENO" "off_t" "ac_cv_type_off_t" "$ac_includes_default" if test "x$ac_cv_type_off_t" = xyes then : else printf "%s\n" "#define off_t long int" >>confdefs.h fi ac_config_files="$ac_config_files Makefile doc/Makefile lib/Makefile tests/Makefile" cat >confcache <<\_ACEOF # This file is a shell script that caches the results of configure # tests run on this system so they can be shared between configure # scripts and configure runs, see configure's option --config-cache. # It is not useful on other systems. If it contains results you don't # want to keep, you may remove or edit it. # # config.status only pays attention to the cache file if you give it # the --recheck option to rerun configure. # # `ac_cv_env_foo' variables (set or unset) will be overridden when # loading this file, other *unset* `ac_cv_foo' will be assigned the # following values. _ACEOF # The following way of writing the cache mishandles newlines in values, # but we know of no workaround that is simple, portable, and efficient. # So, we kill variables containing newlines. # Ultrix sh set writes to stderr and can't be redirected directly, # and sets the high bit in the cache file unless we assign to the vars. ( for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do eval ac_val=\$$ac_var case $ac_val in #( *${as_nl}*) case $ac_var in #( *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; esac case $ac_var in #( _ | IFS | as_nl) ;; #( BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( *) { eval $ac_var=; unset $ac_var;} ;; esac ;; esac done (set) 2>&1 | case $as_nl`(ac_space=' '; set) 2>&1` in #( *${as_nl}ac_space=\ *) # `set' does not quote correctly, so add quotes: double-quote # substitution turns \\\\ into \\, and sed turns \\ into \. sed -n \ "s/'/'\\\\''/g; s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p" ;; #( *) # `set' quotes correctly as required by POSIX, so do not add quotes. sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" ;; esac | sort ) | sed ' /^ac_cv_env_/b end t clear :clear s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/ t end s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/ :end' >>confcache if diff "$cache_file" confcache >/dev/null 2>&1; then :; else if test -w "$cache_file"; then if test "x$cache_file" != "x/dev/null"; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5 printf "%s\n" "$as_me: updating cache $cache_file" >&6;} if test ! -f "$cache_file" || test -h "$cache_file"; then cat confcache >"$cache_file" else case $cache_file in #( */* | ?:*) mv -f confcache "$cache_file"$$ && mv -f "$cache_file"$$ "$cache_file" ;; #( *) mv -f confcache "$cache_file" ;; esac fi fi else { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5 printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;} fi fi rm -f confcache test "x$prefix" = xNONE && prefix=$ac_default_prefix # Let make expand exec_prefix. test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' DEFS=-DHAVE_CONFIG_H ac_libobjs= ac_ltlibobjs= U= for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue # 1. Remove the extension, and $U if already installed. ac_script='s/\$U\././;s/\.o$//;s/\.obj$//' ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"` # 2. Prepend LIBOBJDIR. When used with automake>=1.10 LIBOBJDIR # will be set to the directory where LIBOBJS objects are built. as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext" as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo' done LIBOBJS=$ac_libobjs LTLIBOBJS=$ac_ltlibobjs { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking that generated files are newer than configure" >&5 printf %s "checking that generated files are newer than configure... " >&6; } if test -n "$am_sleep_pid"; then # Hide warnings about reused PIDs. wait $am_sleep_pid 2>/dev/null fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: done" >&5 printf "%s\n" "done" >&6; } if test -n "$EXEEXT"; then am__EXEEXT_TRUE= am__EXEEXT_FALSE='#' else am__EXEEXT_TRUE='#' am__EXEEXT_FALSE= fi if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then as_fn_error $? "conditional \"AMDEP\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then as_fn_error $? "conditional \"am__fastdepCC\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_COND_LIBTOOL_TRUE}" && test -z "${GL_COND_LIBTOOL_FALSE}"; then as_fn_error $? "conditional \"GL_COND_LIBTOOL\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_ALLOCA_H_TRUE}" && test -z "${GL_GENERATE_ALLOCA_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_ALLOCA_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_ERRNO_H_TRUE}" && test -z "${GL_GENERATE_ERRNO_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_ERRNO_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_FLOAT_H_TRUE}" && test -z "${GL_GENERATE_FLOAT_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_FLOAT_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GNU_MAKE_TRUE}" && test -z "${GNU_MAKE_FALSE}"; then as_fn_error $? "conditional \"GNU_MAKE\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_LIMITS_H_TRUE}" && test -z "${GL_GENERATE_LIMITS_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_LIMITS_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi CONFIG_INCLUDE=lib/config.h if test -z "${GL_GENERATE_STDBOOL_H_TRUE}" && test -z "${GL_GENERATE_STDBOOL_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_STDBOOL_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_STDDEF_H_TRUE}" && test -z "${GL_GENERATE_STDDEF_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_STDDEF_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_LIMITS_H_TRUE}" && test -z "${GL_GENERATE_LIMITS_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_LIMITS_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_STDINT_H_TRUE}" && test -z "${GL_GENERATE_STDINT_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_STDINT_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_STDNORETURN_H_TRUE}" && test -z "${GL_GENERATE_STDNORETURN_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_STDNORETURN_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi if test -z "${GL_GENERATE_UTIME_H_TRUE}" && test -z "${GL_GENERATE_UTIME_H_FALSE}"; then as_fn_error $? "conditional \"GL_GENERATE_UTIME_H\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi gl_libobjs= gl_ltlibobjs= if test -n "$gl_LIBOBJS"; then # Remove the extension. sed_drop_objext='s/\.o$//;s/\.obj$//' for i in `for i in $gl_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do gl_libobjs="$gl_libobjs $i.$ac_objext" gl_ltlibobjs="$gl_ltlibobjs $i.lo" done fi gl_LIBOBJS=$gl_libobjs gl_LTLIBOBJS=$gl_ltlibobjs gltests_libobjs= gltests_ltlibobjs= if test -n "$gltests_LIBOBJS"; then # Remove the extension. sed_drop_objext='s/\.o$//;s/\.obj$//' for i in `for i in $gltests_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do gltests_libobjs="$gltests_libobjs $i.$ac_objext" gltests_ltlibobjs="$gltests_ltlibobjs $i.lo" done fi gltests_LIBOBJS=$gltests_libobjs gltests_LTLIBOBJS=$gltests_ltlibobjs : "${CONFIG_STATUS=./config.status}" ac_write_fail=0 ac_clean_files_save=$ac_clean_files ac_clean_files="$ac_clean_files $CONFIG_STATUS" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5 printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;} as_write_fail=0 cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1 #! $SHELL # Generated by $as_me. # Run this file to recreate the current configuration. # Compiler output produced by configure, useful for debugging # configure, is in config.log if it exists. debug=false ac_cs_recheck=false ac_cs_silent=false SHELL=\${CONFIG_SHELL-$SHELL} export SHELL _ASEOF cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1 ## -------------------- ## ## M4sh Initialization. ## ## -------------------- ## # Be more Bourne compatible DUALCASE=1; export DUALCASE # for MKS sh if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1 then : emulate sh NULLCMD=: # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which # is contrary to our usage. Disable this feature. alias -g '${1+"$@"}'='"$@"' setopt NO_GLOB_SUBST else case `(set -o) 2>/dev/null` in #( *posix*) : set -o posix ;; #( *) : ;; esac fi # The user is always right. if ${PATH_SEPARATOR+false} :; then PATH_SEPARATOR=: (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || PATH_SEPARATOR=';' } fi # IFS # We need space, tab and new line, in precisely that order. Quoting is # there to prevent editors from complaining about space-tab. # (If _AS_PATH_WALK were called with IFS unset, it would disable word # splitting by setting IFS to empty value.) as_nl=' ' export as_nl IFS=" "" $as_nl" # Find who we are. Look in the path if we contain no directory separator. as_myself= case $0 in #(( *[\\/]* ) as_myself=$0 ;; *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS case $as_dir in #((( '') as_dir=./ ;; */) ;; *) as_dir=$as_dir/ ;; esac test -r "$as_dir$0" && as_myself=$as_dir$0 && break done IFS=$as_save_IFS ;; esac # We did not find ourselves, most probably we were run as `sh COMMAND' # in which case we are not to be found in the path. if test "x$as_myself" = x; then as_myself=$0 fi if test ! -f "$as_myself"; then printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 exit 1 fi # Unset variables that we do not need and which cause bugs (e.g. in # pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" # suppresses any "Segmentation fault" message there. '((' could # trigger a bug in pdksh 5.2.14. for as_var in BASH_ENV ENV MAIL MAILPATH do eval test \${$as_var+y} \ && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : done PS1='$ ' PS2='> ' PS4='+ ' # NLS nuisances. LC_ALL=C export LC_ALL LANGUAGE=C export LANGUAGE # CDPATH. (unset CDPATH) >/dev/null 2>&1 && unset CDPATH # as_fn_error STATUS ERROR [LINENO LOG_FD] # ---------------------------------------- # Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are # provided, also output the error to LOG_FD, referencing LINENO. Then exit the # script with STATUS, using 1 if that was 0. as_fn_error () { as_status=$1; test $as_status -eq 0 && as_status=1 if test "$4"; then as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4 fi printf "%s\n" "$as_me: error: $2" >&2 as_fn_exit $as_status } # as_fn_error # as_fn_set_status STATUS # ----------------------- # Set $? to STATUS, without forking. as_fn_set_status () { return $1 } # as_fn_set_status # as_fn_exit STATUS # ----------------- # Exit the shell with STATUS, even in a "trap 0" or "set -e" context. as_fn_exit () { set +e as_fn_set_status $1 exit $1 } # as_fn_exit # as_fn_unset VAR # --------------- # Portably unset VAR. as_fn_unset () { { eval $1=; unset $1;} } as_unset=as_fn_unset # as_fn_append VAR VALUE # ---------------------- # Append the text in VALUE to the end of the definition contained in VAR. Take # advantage of any shell optimizations that allow amortized linear growth over # repeated appends, instead of the typical quadratic growth present in naive # implementations. if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null then : eval 'as_fn_append () { eval $1+=\$2 }' else as_fn_append () { eval $1=\$$1\$2 } fi # as_fn_append # as_fn_arith ARG... # ------------------ # Perform arithmetic evaluation on the ARGs, and store the result in the # global $as_val. Take advantage of shells that can avoid forks. The arguments # must be portable across $(()) and expr. if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null then : eval 'as_fn_arith () { as_val=$(( $* )) }' else as_fn_arith () { as_val=`expr "$@" || test $? -eq 1` } fi # as_fn_arith if expr a : '\(a\)' >/dev/null 2>&1 && test "X`expr 00001 : '.*\(...\)'`" = X001; then as_expr=expr else as_expr=false fi if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then as_basename=basename else as_basename=false fi if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then as_dirname=dirname else as_dirname=false fi as_me=`$as_basename -- "$0" || $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ X"$0" : 'X\(//\)$' \| \ X"$0" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X/"$0" | sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/ q } /^X\/\(\/\/\)$/{ s//\1/ q } /^X\/\(\/\).*/{ s//\1/ q } s/.*/./; q'` # Avoid depending upon Character Ranges. as_cr_letters='abcdefghijklmnopqrstuvwxyz' as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' as_cr_Letters=$as_cr_letters$as_cr_LETTERS as_cr_digits='0123456789' as_cr_alnum=$as_cr_Letters$as_cr_digits ECHO_C= ECHO_N= ECHO_T= case `echo -n x` in #((((( -n*) case `echo 'xy\c'` in *c*) ECHO_T=' ';; # ECHO_T is single tab character. xy) ECHO_C='\c';; *) echo `echo ksh88 bug on AIX 6.1` > /dev/null ECHO_T=' ';; esac;; *) ECHO_N='-n';; esac rm -f conf$$ conf$$.exe conf$$.file if test -d conf$$.dir; then rm -f conf$$.dir/conf$$.file else rm -f conf$$.dir mkdir conf$$.dir 2>/dev/null fi if (echo >conf$$.file) 2>/dev/null; then if ln -s conf$$.file conf$$ 2>/dev/null; then as_ln_s='ln -s' # ... but there are two gotchas: # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. # In both cases, we have to default to `cp -pR'. ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || as_ln_s='cp -pR' elif ln conf$$.file conf$$ 2>/dev/null; then as_ln_s=ln else as_ln_s='cp -pR' fi else as_ln_s='cp -pR' fi rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file rmdir conf$$.dir 2>/dev/null # as_fn_mkdir_p # ------------- # Create "$as_dir" as a directory, including parents if necessary. as_fn_mkdir_p () { case $as_dir in #( -*) as_dir=./$as_dir;; esac test -d "$as_dir" || eval $as_mkdir_p || { as_dirs= while :; do case $as_dir in #( *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( *) as_qdir=$as_dir;; esac as_dirs="'$as_qdir' $as_dirs" as_dir=`$as_dirname -- "$as_dir" || $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ X"$as_dir" : 'X\(//\)[^/]' \| \ X"$as_dir" : 'X\(//\)$' \| \ X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X"$as_dir" | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/ q } /^X\(\/\/\)[^/].*/{ s//\1/ q } /^X\(\/\/\)$/{ s//\1/ q } /^X\(\/\).*/{ s//\1/ q } s/.*/./; q'` test -d "$as_dir" && break done test -z "$as_dirs" || eval "mkdir $as_dirs" } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir" } # as_fn_mkdir_p if mkdir -p . 2>/dev/null; then as_mkdir_p='mkdir -p "$as_dir"' else test -d ./-p && rmdir ./-p as_mkdir_p=false fi # as_fn_executable_p FILE # ----------------------- # Test if FILE is an executable regular file. as_fn_executable_p () { test -f "$1" && test -x "$1" } # as_fn_executable_p as_test_x='test -x' as_executable_p=as_fn_executable_p # Sed expression to map a string onto a valid CPP name. as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" # Sed expression to map a string onto a valid variable name. as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" exec 6>&1 ## ----------------------------------- ## ## Main body of $CONFIG_STATUS script. ## ## ----------------------------------- ## _ASEOF test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1 cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 # Save the log message, to keep $0 and so on meaningful, and to # report actual input values of CONFIG_FILES etc. instead of their # values after options handling. ac_log=" This file was extended by gzip $as_me 1.10, which was generated by GNU Autoconf 2.69.197-b8fd7. Invocation command line was CONFIG_FILES = $CONFIG_FILES CONFIG_HEADERS = $CONFIG_HEADERS CONFIG_LINKS = $CONFIG_LINKS CONFIG_COMMANDS = $CONFIG_COMMANDS $ $0 $@ on `(hostname || uname -n) 2>/dev/null | sed 1q` " _ACEOF case $ac_config_files in *" "*) set x $ac_config_files; shift; ac_config_files=$*;; esac case $ac_config_headers in *" "*) set x $ac_config_headers; shift; ac_config_headers=$*;; esac cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 # Files that config.status was made for. config_files="$ac_config_files" config_headers="$ac_config_headers" config_links="$ac_config_links" config_commands="$ac_config_commands" _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 ac_cs_usage="\ \`$as_me' instantiates files and other configuration actions from templates according to the current configuration. Unless the files and actions are specified as TAGs, all are instantiated by default. Usage: $0 [OPTION]... [TAG]... -h, --help print this help, then exit -V, --version print version number and configuration settings, then exit --config print configuration, then exit -q, --quiet, --silent do not print progress messages -d, --debug don't remove temporary files --recheck update $as_me by reconfiguring in the same conditions --file=FILE[:TEMPLATE] instantiate the configuration file FILE --header=FILE[:TEMPLATE] instantiate the configuration header FILE Configuration files: $config_files Configuration headers: $config_headers Configuration links: $config_links Configuration commands: $config_commands Report bugs to ." _ACEOF ac_cs_config=`printf "%s\n" "$ac_configure_args" | sed "$ac_safe_unquote"` ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"` cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 ac_cs_config='$ac_cs_config_escaped' ac_cs_version="\\ gzip config.status 1.10 configured by $0, generated by GNU Autoconf 2.69.197-b8fd7, with options \\"\$ac_cs_config\\" Copyright (C) 2017 Free Software Foundation, Inc. This config.status script is free software; the Free Software Foundation gives unlimited permission to copy, distribute and modify it." ac_pwd='$ac_pwd' srcdir='$srcdir' INSTALL='$INSTALL' MKDIR_P='$MKDIR_P' AWK='$AWK' test -n "\$AWK" || AWK=awk _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 # The default lists apply if the user does not specify any file. ac_need_defaults=: while test $# != 0 do case $1 in --*=?*) ac_option=`expr "X$1" : 'X\([^=]*\)='` ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'` ac_shift=: ;; --*=) ac_option=`expr "X$1" : 'X\([^=]*\)='` ac_optarg= ac_shift=: ;; *) ac_option=$1 ac_optarg=$2 ac_shift=shift ;; esac case $ac_option in # Handling of the options. -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) ac_cs_recheck=: ;; --version | --versio | --versi | --vers | --ver | --ve | --v | -V ) printf "%s\n" "$ac_cs_version"; exit ;; --config | --confi | --conf | --con | --co | --c ) printf "%s\n" "$ac_cs_config"; exit ;; --debug | --debu | --deb | --de | --d | -d ) debug=: ;; --file | --fil | --fi | --f ) $ac_shift case $ac_optarg in *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; '') as_fn_error $? "missing file argument" ;; esac as_fn_append CONFIG_FILES " '$ac_optarg'" ac_need_defaults=false;; --header | --heade | --head | --hea ) $ac_shift case $ac_optarg in *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; esac as_fn_append CONFIG_HEADERS " '$ac_optarg'" ac_need_defaults=false;; --he | --h) # Conflict between --help and --header as_fn_error $? "ambiguous option: \`$1' Try \`$0 --help' for more information.";; --help | --hel | -h ) printf "%s\n" "$ac_cs_usage"; exit ;; -q | -quiet | --quiet | --quie | --qui | --qu | --q \ | -silent | --silent | --silen | --sile | --sil | --si | --s) ac_cs_silent=: ;; # This is an error. -*) as_fn_error $? "unrecognized option: \`$1' Try \`$0 --help' for more information." ;; *) as_fn_append ac_config_targets " $1" ac_need_defaults=false ;; esac shift done ac_configure_extra_args= if $ac_cs_silent; then exec 6>/dev/null ac_configure_extra_args="$ac_configure_extra_args --silent" fi _ACEOF cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 if \$ac_cs_recheck; then set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion shift \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6 CONFIG_SHELL='$SHELL' export CONFIG_SHELL exec "\$@" fi _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 exec 5>>config.log { echo sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX ## Running $as_me. ## _ASBOX printf "%s\n" "$ac_log" } >&5 _ACEOF cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 # # INIT-COMMANDS # AMDEP_TRUE="$AMDEP_TRUE" MAKE="${MAKE-make}" GNUmakefile=$GNUmakefile _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 # Handling of arguments. for ac_config_target in $ac_config_targets do case $ac_config_target in "lib/config.h") CONFIG_HEADERS="$CONFIG_HEADERS lib/config.h:lib/config.hin" ;; "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;; "$GNUmakefile") CONFIG_LINKS="$CONFIG_LINKS $GNUmakefile:$GNUmakefile" ;; "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;; "doc/Makefile") CONFIG_FILES="$CONFIG_FILES doc/Makefile" ;; "lib/Makefile") CONFIG_FILES="$CONFIG_FILES lib/Makefile" ;; "tests/Makefile") CONFIG_FILES="$CONFIG_FILES tests/Makefile" ;; *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;; esac done # If the user did not use the arguments to specify the items to instantiate, # then the envvar interface is used. Set only those that are not. # We use the long form for the default assignment because of an extremely # bizarre bug on SunOS 4.1.3. if $ac_need_defaults; then test ${CONFIG_FILES+y} || CONFIG_FILES=$config_files test ${CONFIG_HEADERS+y} || CONFIG_HEADERS=$config_headers test ${CONFIG_LINKS+y} || CONFIG_LINKS=$config_links test ${CONFIG_COMMANDS+y} || CONFIG_COMMANDS=$config_commands fi # Have a temporary directory for convenience. Make it in the build tree # simply because there is no reason against having it here, and in addition, # creating and moving files from /tmp can sometimes cause problems. # Hook for its removal unless debugging. # Note that there is a small window in which the directory will not be cleaned: # after its creation but before its name has been assigned to `$tmp'. $debug || { tmp= ac_tmp= trap 'exit_status=$? : "${ac_tmp:=$tmp}" { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status ' 0 trap 'as_fn_exit 1' 1 2 13 15 } # Create a (secure) tmp directory for tmp files. { tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` && test -d "$tmp" } || { tmp=./conf$$-$RANDOM (umask 077 && mkdir "$tmp") } || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5 ac_tmp=$tmp # Set up the scripts for CONFIG_FILES section. # No need to generate them if there are no CONFIG_FILES. # This happens for instance with `./config.status config.h'. if test -n "$CONFIG_FILES"; then ac_cr=`echo X | tr X '\015'` # On cygwin, bash can eat \r inside `` if the user requested igncr. # But we know of no other shell where ac_cr would be empty at this # point, so we can use a bashism as a fallback. if test "x$ac_cr" = x; then eval ac_cr=\$\'\\r\' fi ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' /dev/null` if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then ac_cs_awk_cr='\\r' else ac_cs_awk_cr=$ac_cr fi echo 'BEGIN {' >"$ac_tmp/subs1.awk" && _ACEOF { echo "cat >conf$$subs.awk <<_ACEOF" && echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' && echo "_ACEOF" } >conf$$subs.sh || as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'` ac_delim='%!_!# ' for ac_last_try in false false false false false :; do . ./conf$$subs.sh || as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X` if test $ac_delim_n = $ac_delim_num; then break elif $ac_last_try; then as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 else ac_delim="$ac_delim!$ac_delim _$ac_delim!! " fi done rm -f conf$$subs.sh cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK && _ACEOF sed -n ' h s/^/S["/; s/!.*/"]=/ p g s/^[^!]*!// :repl t repl s/'"$ac_delim"'$// t delim :nl h s/\(.\{148\}\)..*/\1/ t more1 s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/ p n b repl :more1 s/["\\]/\\&/g; s/^/"/; s/$/"\\/ p g s/.\{148\}// t nl :delim h s/\(.\{148\}\)..*/\1/ t more2 s/["\\]/\\&/g; s/^/"/; s/$/"/ p b :more2 s/["\\]/\\&/g; s/^/"/; s/$/"\\/ p g s/.\{148\}// t delim ' >$CONFIG_STATUS || ac_write_fail=1 rm -f conf$$subs.awk cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 _ACAWK cat >>"\$ac_tmp/subs1.awk" <<_ACAWK && for (key in S) S_is_set[key] = 1 FS = "" } { line = $ 0 nfields = split(line, field, "@") substed = 0 len = length(field[1]) for (i = 2; i < nfields; i++) { key = field[i] keylen = length(key) if (S_is_set[key]) { value = S[key] line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3) len += length(value) + length(field[++i]) substed = 1 } else len += 1 + keylen } print line } _ACAWK _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g" else cat fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \ || as_fn_error $? "could not setup config files machinery" "$LINENO" 5 _ACEOF # VPATH may cause trouble with some makes, so we remove sole $(srcdir), # ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and # trailing colons and then remove the whole line if VPATH becomes empty # (actually we leave an empty line to preserve line numbers). if test "x$srcdir" = x.; then ac_vpsub='/^[ ]*VPATH[ ]*=[ ]*/{ h s/// s/^/:/ s/[ ]*$/:/ s/:\$(srcdir):/:/g s/:\${srcdir}:/:/g s/:@srcdir@:/:/g s/^:*// s/:*$// x s/\(=[ ]*\).*/\1/ G s/\n// s/^[^=]*=[ ]*$// }' fi cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 fi # test -n "$CONFIG_FILES" # Set up the scripts for CONFIG_HEADERS section. # No need to generate them if there are no CONFIG_HEADERS. # This happens for instance with `./config.status Makefile'. if test -n "$CONFIG_HEADERS"; then cat >"$ac_tmp/defines.awk" <<\_ACAWK || BEGIN { _ACEOF # Transform confdefs.h into an awk script `defines.awk', embedded as # here-document in config.status, that substitutes the proper values into # config.h.in to produce config.h. # Create a delimiter string that does not exist in confdefs.h, to ease # handling of long lines. ac_delim='%!_!# ' for ac_last_try in false false :; do ac_tt=`sed -n "/$ac_delim/p" confdefs.h` if test -z "$ac_tt"; then break elif $ac_last_try; then as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5 else ac_delim="$ac_delim!$ac_delim _$ac_delim!! " fi done # For the awk script, D is an array of macro values keyed by name, # likewise P contains macro parameters if any. Preserve backslash # newline sequences. ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]* sed -n ' s/.\{148\}/&'"$ac_delim"'/g t rset :rset s/^[ ]*#[ ]*define[ ][ ]*/ / t def d :def s/\\$// t bsnl s/["\\]/\\&/g s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ D["\1"]=" \3"/p s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2"/p d :bsnl s/["\\]/\\&/g s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ D["\1"]=" \3\\\\\\n"\\/p t cont s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2\\\\\\n"\\/p t cont d :cont n s/.\{148\}/&'"$ac_delim"'/g t clear :clear s/\\$// t bsnlc s/["\\]/\\&/g; s/^/"/; s/$/"/p d :bsnlc s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p b cont ' >$CONFIG_STATUS || ac_write_fail=1 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 for (key in D) D_is_set[key] = 1 FS = "" } /^[\t ]*#[\t ]*(define|undef)[\t ]+$ac_word_re([\t (]|\$)/ { line = \$ 0 split(line, arg, " ") if (arg[1] == "#") { defundef = arg[2] mac1 = arg[3] } else { defundef = substr(arg[1], 2) mac1 = arg[2] } split(mac1, mac2, "(") #) macro = mac2[1] prefix = substr(line, 1, index(line, defundef) - 1) if (D_is_set[macro]) { # Preserve the white space surrounding the "#". print prefix "define", macro P[macro] D[macro] next } else { # Replace #undef with comments. This is necessary, for example, # in the case of _POSIX_SOURCE, which is predefined and required # on some systems where configure will not decide to define it. if (defundef == "undef") { print "/*", prefix defundef, macro, "*/" next } } } { print } _ACAWK _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 as_fn_error $? "could not setup config headers machinery" "$LINENO" 5 fi # test -n "$CONFIG_HEADERS" eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS :L $CONFIG_LINKS :C $CONFIG_COMMANDS" shift for ac_tag do case $ac_tag in :[FHLC]) ac_mode=$ac_tag; continue;; esac case $ac_mode$ac_tag in :[FHL]*:*);; :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;; :[FH]-) ac_tag=-:-;; :[FH]*) ac_tag=$ac_tag:$ac_tag.in;; esac ac_save_IFS=$IFS IFS=: set x $ac_tag IFS=$ac_save_IFS shift ac_file=$1 shift case $ac_mode in :L) ac_source=$1;; :[FH]) ac_file_inputs= for ac_f do case $ac_f in -) ac_f="$ac_tmp/stdin";; *) # Look for the file first in the build tree, then in the source tree # (if the path is not absolute). The absolute path cannot be DOS-style, # because $ac_f cannot contain `:'. test -f "$ac_f" || case $ac_f in [\\/$]*) false;; *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";; esac || as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;; esac case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac as_fn_append ac_file_inputs " '$ac_f'" done # Let's still pretend it is `configure' which instantiates (i.e., don't # use $as_me), people would be surprised to read: # /* config.h. Generated by config.status. */ configure_input='Generated from '` printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g' `' by configure.' if test x"$ac_file" != x-; then configure_input="$ac_file. $configure_input" { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5 printf "%s\n" "$as_me: creating $ac_file" >&6;} fi # Neutralize special characters interpreted by sed in replacement strings. case $configure_input in #( *\&* | *\|* | *\\* ) ac_sed_conf_input=`printf "%s\n" "$configure_input" | sed 's/[\\\\&|]/\\\\&/g'`;; #( *) ac_sed_conf_input=$configure_input;; esac case $ac_tag in *:-:* | *:-) cat >"$ac_tmp/stdin" \ || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;; esac ;; esac ac_dir=`$as_dirname -- "$ac_file" || $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ X"$ac_file" : 'X\(//\)[^/]' \| \ X"$ac_file" : 'X\(//\)$' \| \ X"$ac_file" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X"$ac_file" | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/ q } /^X\(\/\/\)[^/].*/{ s//\1/ q } /^X\(\/\/\)$/{ s//\1/ q } /^X\(\/\).*/{ s//\1/ q } s/.*/./; q'` as_dir="$ac_dir"; as_fn_mkdir_p ac_builddir=. case "$ac_dir" in .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;; *) ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'` # A ".." for each directory in $ac_dir_suffix. ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'` case $ac_top_builddir_sub in "") ac_top_builddir_sub=. ac_top_build_prefix= ;; *) ac_top_build_prefix=$ac_top_builddir_sub/ ;; esac ;; esac ac_abs_top_builddir=$ac_pwd ac_abs_builddir=$ac_pwd$ac_dir_suffix # for backward compatibility: ac_top_builddir=$ac_top_build_prefix case $srcdir in .) # We are building in place. ac_srcdir=. ac_top_srcdir=$ac_top_builddir_sub ac_abs_top_srcdir=$ac_pwd ;; [\\/]* | ?:[\\/]* ) # Absolute name. ac_srcdir=$srcdir$ac_dir_suffix; ac_top_srcdir=$srcdir ac_abs_top_srcdir=$srcdir ;; *) # Relative name. ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix ac_top_srcdir=$ac_top_build_prefix$srcdir ac_abs_top_srcdir=$ac_pwd/$srcdir ;; esac ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix case $ac_mode in :F) # # CONFIG_FILE # case $INSTALL in [\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;; *) ac_INSTALL=$ac_top_build_prefix$INSTALL ;; esac ac_MKDIR_P=$MKDIR_P case $MKDIR_P in [\\/$]* | ?:[\\/]* ) ;; */*) ac_MKDIR_P=$ac_top_build_prefix$MKDIR_P ;; esac _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 # If the template does not know about datarootdir, expand it. # FIXME: This hack should be removed a few years after 2.60. ac_datarootdir_hack=; ac_datarootdir_seen= ac_sed_dataroot=' /datarootdir/ { p q } /@datadir@/p /@docdir@/p /@infodir@/p /@localedir@/p /@mandir@/p' case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in *datarootdir*) ac_datarootdir_seen=yes;; *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5 printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;} _ACEOF cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 ac_datarootdir_hack=' s&@datadir@&$datadir&g s&@docdir@&$docdir&g s&@infodir@&$infodir&g s&@localedir@&$localedir&g s&@mandir@&$mandir&g s&\\\${datarootdir}&$datarootdir&g' ;; esac _ACEOF # Neutralize VPATH when `$srcdir' = `.'. # Shell code in configure.ac might set extrasub. # FIXME: do we really want to maintain this feature? cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 ac_sed_extra="$ac_vpsub $extrasub _ACEOF cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 :t /@[a-zA-Z_][a-zA-Z_0-9]*@/!b s|@configure_input@|$ac_sed_conf_input|;t t s&@top_builddir@&$ac_top_builddir_sub&;t t s&@top_build_prefix@&$ac_top_build_prefix&;t t s&@srcdir@&$ac_srcdir&;t t s&@abs_srcdir@&$ac_abs_srcdir&;t t s&@top_srcdir@&$ac_top_srcdir&;t t s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t s&@builddir@&$ac_builddir&;t t s&@abs_builddir@&$ac_abs_builddir&;t t s&@abs_top_builddir@&$ac_abs_top_builddir&;t t s&@INSTALL@&$ac_INSTALL&;t t s&@MKDIR_P@&$ac_MKDIR_P&;t t $ac_datarootdir_hack " eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \ >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" && { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } && { ac_out=`sed -n '/^[ ]*datarootdir[ ]*:*=/p' \ "$ac_tmp/out"`; test -z "$ac_out"; } && { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir' which seems to be undefined. Please make sure it is defined" >&5 printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir' which seems to be undefined. Please make sure it is defined" >&2;} rm -f "$ac_tmp/stdin" case $ac_file in -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";; *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";; esac \ || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;; :H) # # CONFIG_HEADER # if test x"$ac_file" != x-; then { printf "%s\n" "/* $configure_input */" \ && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" } >"$ac_tmp/config.h" \ || as_fn_error $? "could not create $ac_file" "$LINENO" 5 if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5 printf "%s\n" "$as_me: $ac_file is unchanged" >&6;} else rm -f "$ac_file" mv "$ac_tmp/config.h" "$ac_file" \ || as_fn_error $? "could not create $ac_file" "$LINENO" 5 fi else printf "%s\n" "/* $configure_input */" \ && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \ || as_fn_error $? "could not create -" "$LINENO" 5 fi # Compute "$ac_file"'s index in $config_headers. _am_arg="$ac_file" _am_stamp_count=1 for _am_header in $config_headers :; do case $_am_header in $_am_arg | $_am_arg:* ) break ;; * ) _am_stamp_count=`expr $_am_stamp_count + 1` ;; esac done echo "timestamp for $_am_arg" >`$as_dirname -- "$_am_arg" || $as_expr X"$_am_arg" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ X"$_am_arg" : 'X\(//\)[^/]' \| \ X"$_am_arg" : 'X\(//\)$' \| \ X"$_am_arg" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X"$_am_arg" | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/ q } /^X\(\/\/\)[^/].*/{ s//\1/ q } /^X\(\/\/\)$/{ s//\1/ q } /^X\(\/\).*/{ s//\1/ q } s/.*/./; q'`/stamp-h$_am_stamp_count ;; :L) # # CONFIG_LINK # if test "$ac_source" = "$ac_file" && test "$srcdir" = '.'; then : else # Prefer the file from the source tree if names are identical. if test "$ac_source" = "$ac_file" || test ! -r "$ac_source"; then ac_source=$srcdir/$ac_source fi { printf "%s\n" "$as_me:${as_lineno-$LINENO}: linking $ac_source to $ac_file" >&5 printf "%s\n" "$as_me: linking $ac_source to $ac_file" >&6;} if test ! -r "$ac_source"; then as_fn_error $? "$ac_source: file not found" "$LINENO" 5 fi rm -f "$ac_file" # Try a relative symlink, then a hard link, then a copy. case $ac_source in [\\/$]* | ?:[\\/]* ) ac_rel_source=$ac_source ;; *) ac_rel_source=$ac_top_build_prefix$ac_source ;; esac ln -s "$ac_rel_source" "$ac_file" 2>/dev/null || ln "$ac_source" "$ac_file" 2>/dev/null || cp -p "$ac_source" "$ac_file" || as_fn_error $? "cannot link or copy $ac_source to $ac_file" "$LINENO" 5 fi ;; :C) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5 printf "%s\n" "$as_me: executing $ac_file commands" >&6;} ;; esac case $ac_file$ac_mode in "depfiles":C) test x"$AMDEP_TRUE" != x"" || { # Older Autoconf quotes --file arguments for eval, but not when files # are listed without --file. Let's play safe and only enable the eval # if we detect the quoting. # TODO: see whether this extra hack can be removed once we start # requiring Autoconf 2.70 or later. case $CONFIG_FILES in #( *\'*) : eval set x "$CONFIG_FILES" ;; #( *) : set x $CONFIG_FILES ;; #( *) : ;; esac shift # Used to flag and report bootstrapping failures. am_rc=0 for am_mf do # Strip MF so we end up with the name of the file. am_mf=`printf "%s\n" "$am_mf" | sed -e 's/:.*$//'` # Check whether this is an Automake generated Makefile which includes # dependency-tracking related rules and includes. # Grep'ing the whole file directly is not great: AIX grep has a line # limit of 2048, but all sed's we know have understand at least 4000. sed -n 's,^am--depfiles:.*,X,p' "$am_mf" | grep X >/dev/null 2>&1 \ || continue am_dirpart=`$as_dirname -- "$am_mf" || $as_expr X"$am_mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ X"$am_mf" : 'X\(//\)[^/]' \| \ X"$am_mf" : 'X\(//\)$' \| \ X"$am_mf" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X"$am_mf" | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/ q } /^X\(\/\/\)[^/].*/{ s//\1/ q } /^X\(\/\/\)$/{ s//\1/ q } /^X\(\/\).*/{ s//\1/ q } s/.*/./; q'` am_filepart=`$as_basename -- "$am_mf" || $as_expr X/"$am_mf" : '.*/\([^/][^/]*\)/*$' \| \ X"$am_mf" : 'X\(//\)$' \| \ X"$am_mf" : 'X\(/\)' \| . 2>/dev/null || printf "%s\n" X/"$am_mf" | sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/ q } /^X\/\(\/\/\)$/{ s//\1/ q } /^X\/\(\/\).*/{ s//\1/ q } s/.*/./; q'` { echo "$as_me:$LINENO: cd "$am_dirpart" \ && sed -e '/# am--include-marker/d' "$am_filepart" \ | $MAKE -f - am--depfiles" >&5 (cd "$am_dirpart" \ && sed -e '/# am--include-marker/d' "$am_filepart" \ | $MAKE -f - am--depfiles) >&5 2>&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } || am_rc=$? done if test $am_rc -ne 0; then { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} as_fn_error $? "Something went wrong bootstrapping makefile fragments for automatic dependency tracking. Try re-running configure with the '--disable-dependency-tracking' option to at least be able to build the package (albeit without support for automatic dependency tracking). See \`config.log' for more details" "$LINENO" 5; } fi { am_dirpart=; unset am_dirpart;} { am_filepart=; unset am_filepart;} { am_mf=; unset am_mf;} { am_rc=; unset am_rc;} rm -f conftest-deps.mk } ;; esac done # for ac_tag as_fn_exit 0 _ACEOF ac_clean_files=$ac_clean_files_save test $ac_write_fail = 0 || as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5 # configure is writing to config.log, and then calls config.status. # config.status does its own redirection, appending to config.log. # Unfortunately, on DOS this fails, as config.log is still kept open # by configure, so config.status won't be able to write to it; its # output is simply discarded. So we exec the FD to /dev/null, # effectively closing config.log, so it can be properly (re)opened and # appended to by config.status. When coming back to configure, we # need to make the FD available again. if test "$no_create" != yes; then ac_cs_success=: ac_config_status_args= test "$silent" = yes && ac_config_status_args="$ac_config_status_args --quiet" exec 5>/dev/null $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false exec 5>>config.log # Use ||, not &&, to avoid exiting from the if with $? = 1, which # would make configure fail if this is the last instruction. $ac_cs_success || as_fn_exit 1 fi if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5 printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;} fi