+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
+
+
+
+
+ for ac_header in $ac_header_list
+do :
+ as_ac_Header=`printf "%s\n" "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
+"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"
+then :
+ cat >>confdefs.h <<_ACEOF
+#define `printf "%s\n" "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+
+
+
+
+
+
+
+
+
+
+printf "%s\n" "#define HAVE_STDLIB_H 1" >>confdefs.h
+
+printf "%s\n" "#define HAVE_STRING_H 1" >>confdefs.h
+
+printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h
+
+
+ ac_fn_c_check_header_compile "$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 $ac_cv_safe_to_define___extensions__ = yes &&
+ printf "%s\n" "#define __EXTENSIONS__ 1" >>confdefs.h
+
+ printf "%s\n" "#define _ALL_SOURCE 1" >>confdefs.h
+
+ printf "%s\n" "#define _DARWIN_C_SOURCE 1" >>confdefs.h
+
+ printf "%s\n" "#define _GNU_SOURCE 1" >>confdefs.h
+
+ printf "%s\n" "#define __USE_MINGW_ANSI_STDIO 1" >>confdefs.h
+
+ printf "%s\n" "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
+
+ printf "%s\n" "#define _TANDEM_SOURCE 1" >>confdefs.h
+
+ { printf "%s\n" "$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 <wchar.h>
+ 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 <wchar.h>
+ 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 $ac_cv_should_define__xopen_source = yes &&
+ printf "%s\n" "#define _XOPEN_SOURCE 500" >>confdefs.h
+
+
+
+
+
+
+
+
+
+{ printf "%s\n" "$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 "$ARFLAGS"; then
+ ARFLAGS='-o'
+ fi
+ else
+ if test -n "$ac_tool_prefix"; then
+ for ac_prog in ar lib "link -lib"
+ 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 ${ac_cv_prog_AR+y}
+then :
+ printf %s "(cached) " >&6
+else
+ if test -n "$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="$ac_tool_prefix$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
+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-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+
+ test -n "$AR" && break
+ done
+fi
+if test -z "$AR"; then
+ ac_ct_AR=$AR
+ for ac_prog in ar lib "link -lib"
+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 ${ac_cv_prog_ac_ct_AR+y}
+then :
+ printf %s "(cached) " >&6
+else
+ if test -n "$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="$ac_prog"
+ printf "%s\n" "$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_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-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+
+ test -n "$ac_ct_AR" && break
+done
+
+ if test "x$ac_ct_AR" = x; then
+ AR="false"
+ 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
+fi
+
+: ${AR=ar}
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking the archiver ($AR) interface" >&5
+printf %s "checking the archiver ($AR) interface... " >&6; }
+if test ${am_cv_ar_interface+y}
+then :
+ printf %s "(cached) " >&6
+else
+ ac_ext=c
+ac_cpp='$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
+
+ am_cv_ar_interface=ar
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int some_variable = 0;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+ am_ar_try='$AR cru libconftest.a conftest.$ac_objext >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$am_ar_try\""; } >&5
+ (eval $am_ar_try) 2>&5
+ ac_status=$?
+ printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }
+ if test "$ac_status" -eq 0; then
+ am_cv_ar_interface=ar
+ else
+ am_ar_try='$AR -NOLOGO -OUT:conftest.lib conftest.$ac_objext >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$am_ar_try\""; } >&5
+ (eval $am_ar_try) 2>&5
+ ac_status=$?
+ printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }
+ if test "$ac_status" -eq 0; then
+ am_cv_ar_interface=lib
+ else
+ am_cv_ar_interface=unknown
+ fi
+ fi
+ rm -f conftest.lib libconftest.a
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ 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
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_ar_interface" >&5
+printf "%s\n" "$am_cv_ar_interface" >&6; }
+
+case $am_cv_ar_interface in
+ar)
+ ;;
+lib)
+ # Microsoft lib, so override with the ar-lib wrapper script.
+ # FIXME: It is wrong to rewrite AR.
+ # But if we don't then we get into trouble of one sort or another.
+ # A longer-term fix would be to have automake use am__AR in this case,
+ # and then we could set am__AR="$am_aux_dir/ar-lib \$(AR)" or something
+ # similar.
+ AR="$am_aux_dir/ar-lib $AR"
+ ;;
+unknown)
+ as_fn_error $? "could not determine $AR interface" "$LINENO" 5
+ ;;
+esac
+
+ 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 <sys/types.h> /* for off_t */
+ #include <stdio.h>
+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.$ac_ext
+/* end confdefs.h. */
+#define _LARGEFILE_SOURCE 1
+#include <sys/types.h> /* for off_t */
+ #include <stdio.h>
+int
+main (void)
+{
+int (*fp) (FILE *, off_t, int) = fseeko;
+ return fseeko (stdin, 0, 0) && fp (stdin, 0, 0);
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$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) ;;
+ *)
+cat >>confdefs.h <<_ACEOF
+#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source
+_ACEOF
+;;
+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 "$host_cpu" in
+ alpha*)
+ # On Alpha systems, a compiler option provides the behaviour.
+ # See the ieee(3) manual page, also available at
+ # <http://h30097.www3.hp.com/docs/base_doc/DOCUMENTATION/V51B_HTML/MAN/MAN3/0600____.HTM>
+ if test -n "$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 <sys/types.h>
+ /* 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 <sys/types.h>
+ /* 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 <sys/types.h>
+ /* 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) ;;
+ *)
+cat >>confdefs.h <<_ACEOF
+#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits
+_ACEOF
+;;
+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 <sys/types.h>
+ /* 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 <sys/types.h>
+ /* 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) ;;
+ *)
+cat >>confdefs.h <<_ACEOF
+#define _LARGE_FILES $ac_cv_sys_large_files
+_ACEOF
+;;
+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 <pthread.h>:
+ case "$host_os" in
+ osf*)
+ # On OSF/1, the compiler needs the flag -D_REENTRANT so that it
+ # groks <pthread.h>. cc also understands the flag -pthread, but
+ # we don't use it because 1. gcc-2.95 doesn't understand -pthread,
+ # 2. putting a flag into CPPFLAGS that has an effect on the linker
+ # causes the AC_LINK_IFELSE test below to succeed unexpectedly,
+ # leading to wrong values of LIBTHREAD and LTLIBTHREAD.
+ CPPFLAGS="$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 <errno.h>.
+ case "$host_os" in
+ aix* | freebsd*) CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE" ;;
+ solaris*) CPPFLAGS="$CPPFLAGS -D_REENTRANT" ;;
+ esac
+ fi
+
+
+
+ # 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 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 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 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 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 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 signbit:
+ # 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 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 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 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
+
+cat >>confdefs.h <<_ACEOF
+#define size_t unsigned int
+_ACEOF
+
+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 <alloca.h>
+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 <stdlib.h>
+#include <stddef.h>
+#ifndef alloca
+# ifdef __GNUC__
+# define alloca __builtin_alloca
+# elif defined _MSC_VER
+# include <malloc.h>
+# 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 :
+
+cat >>confdefs.h <<_ACEOF
+#define CRAY_STACKSEG_END $ac_func
+_ACEOF
+
+ break
+fi
+
+ done
+fi
+
+{ printf "%s\n" "$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; }
+cat >>confdefs.h <<_ACEOF
+#define STACK_DIRECTION $ac_cv_c_stack_direction
+_ACEOF
+
+
+fi
+
+
+ GNULIB__EXIT=0;
+ GNULIB_ATOLL=0;
+ GNULIB_CALLOC_POSIX=0;
+ GNULIB_CANONICALIZE_FILE_NAME=0;
+ GNULIB_GETLOADAVG=0;
+ GNULIB_GETSUBOPT=0;
+ GNULIB_GRANTPT=0;
+ GNULIB_MALLOC_POSIX=0;
+ GNULIB_MBTOWC=0;
+ GNULIB_MKDTEMP=0;
+ GNULIB_MKOSTEMP=0;
+ GNULIB_MKOSTEMPS=0;
+ GNULIB_MKSTEMP=0;
+ GNULIB_MKSTEMPS=0;
+ GNULIB_POSIX_OPENPT=0;
+ GNULIB_PTSNAME=0;
+ GNULIB_PTSNAME_R=0;
+ GNULIB_PUTENV=0;
+ GNULIB_QSORT_R=0;
+ GNULIB_RANDOM=0;
+ GNULIB_RANDOM_R=0;
+ GNULIB_REALLOC_POSIX=0;
+ GNULIB_REALPATH=0;
+ GNULIB_RPMATCH=0;
+ GNULIB_SECURE_GETENV=0;
+ GNULIB_SETENV=0;
+ GNULIB_STRTOD=0;
+ GNULIB_STRTOLL=0;
+ GNULIB_STRTOULL=0;
+ GNULIB_SYSTEM_POSIX=0;
+ GNULIB_UNLOCKPT=0;
+ GNULIB_UNSETENV=0;
+ GNULIB_WCTOMB=0;
+ HAVE__EXIT=1;
+ HAVE_ATOLL=1;
+ HAVE_CANONICALIZE_FILE_NAME=1;
+ HAVE_DECL_GETLOADAVG=1;
+ HAVE_GETSUBOPT=1;
+ HAVE_GRANTPT=1;
+ HAVE_MKDTEMP=1;
+ HAVE_MKOSTEMP=1;
+ HAVE_MKOSTEMPS=1;
+ HAVE_MKSTEMP=1;
+ HAVE_MKSTEMPS=1;
+ HAVE_POSIX_OPENPT=1;
+ HAVE_PTSNAME=1;
+ HAVE_PTSNAME_R=1;
+ HAVE_RANDOM=1;
+ HAVE_RANDOM_H=1;
+ HAVE_RANDOM_R=1;
+ HAVE_REALPATH=1;
+ HAVE_RPMATCH=1;
+ HAVE_SECURE_GETENV=1;
+ HAVE_SETENV=1;
+ HAVE_DECL_SETENV=1;
+ HAVE_STRTOD=1;
+ HAVE_STRTOLL=1;
+ HAVE_STRTOULL=1;
+ HAVE_STRUCT_RANDOM_DATA=1;
+ HAVE_SYS_LOADAVG_H=0;
+ HAVE_UNLOCKPT=1;
+ HAVE_DECL_UNSETENV=1;
+ REPLACE_CALLOC=0;
+ REPLACE_CANONICALIZE_FILE_NAME=0;
+ REPLACE_MALLOC=0;
+ REPLACE_MBTOWC=0;
+ REPLACE_MKSTEMP=0;
+ REPLACE_PTSNAME=0;
+ REPLACE_PTSNAME_R=0;
+ REPLACE_PUTENV=0;
+ REPLACE_QSORT_R=0;
+ REPLACE_RANDOM_R=0;
+ REPLACE_REALLOC=0;
+ REPLACE_REALPATH=0;
+ REPLACE_SETENV=0;
+ REPLACE_STRTOD=0;
+ REPLACE_UNSETENV=0;
+ REPLACE_WCTOMB=0;
+
+
+ { printf "%s\n" "$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 __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_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_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_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_R=1;
+ HAVE_DECL_GETPAGESIZE=1;
+ HAVE_DECL_GETUSERSHELL=1;
+ HAVE_DECL_SETHOSTNAME=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_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_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_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;
+
+
+
+
+
+
+
+
+
+
+ for ac_func in $ac_func_list
+do :
+ as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"
+then :
+ cat >>confdefs.h <<_ACEOF
+#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+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 ${gl_cv_have_include_next+y}
+then :
+ printf %s "(cached) " >&6
+else
+ rm -rf conftestd1a conftestd1b conftestd2
+ mkdir conftestd1a conftestd1b conftestd2
+ cat <<EOF > conftestd1a/conftest.h
+#define DEFINED_IN_CONFTESTD1
+#include_next <conftest.h>
+#ifdef DEFINED_IN_CONFTESTD2
+int foo;
+#else
+#error "include_next doesn't work"
+#endif
+EOF
+ cat <<EOF > conftestd1b/conftest.h
+#define DEFINED_IN_CONFTESTD1
+#include <stdio.h>
+#include_next <conftest.h>
+#ifdef DEFINED_IN_CONFTESTD2
+int foo;
+#else
+#error "include_next doesn't work"
+#endif
+EOF
+ cat <<EOF > conftestd2/conftest.h
+#ifndef DEFINED_IN_CONFTESTD1
+#error "include_next test doesn't work"
+#endif
+#define DEFINED_IN_CONFTESTD2
+EOF
+ gl_save_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1b -Iconftestd2"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <conftest.h>
+_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.$ac_ext
+/* end confdefs.h. */
+#include <conftest.h>
+_ACEOF
+if ac_fn_c_try_compile "$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 <float.h>
+#include <limits.h>
+#include <stdarg.h>
+#include <stddef.h>
+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
+ # <bug-gnulib@gnu.org>.
+ 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 <errno.h>
+#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 <errno.h>" >&5
+printf %s "checking absolute name of <errno.h>... " >&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 <errno.h>
+_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 <errno.h>
+#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 <errno.h>
+#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 <errno.h>
+/* The following two lines are a workaround against an autoconf-2.52 bug. */
+#include <stdio.h>
+#include <stdlib.h>
+"
+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 <errno.h>
+#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 <errno.h>
+#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 <errno.h>
+/* The following two lines are a workaround against an autoconf-2.52 bug. */
+#include <stdio.h>
+#include <stdlib.h>
+"
+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 <errno.h>
+#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 <errno.h>
+#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 <errno.h>
+/* The following two lines are a workaround against an autoconf-2.52 bug. */
+#include <stdio.h>
+#include <stdlib.h>
+"
+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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRERROR_R $ac_have_decl
+_ACEOF
+
+
+
+
+
+{ printf "%s\n" "$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 $ac_cv_func_strerror_r_char_p = yes; then
+
+printf "%s\n" "#define STRERROR_R_CHAR_P 1" >>confdefs.h
+
+fi
+
+
+
+
+ac_fn_c_check_decl "$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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FCHDIR $ac_have_decl
+_ACEOF
+
+
+ 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 :
+ gl_cv_header_working_fcntl_h=cross-compiling
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/types.h>
+ #include <sys/stat.h>
+ #if HAVE_UNISTD_H
+ # include <unistd.h>
+ #else /* on Windows with MSVC */
+ # include <io.h>
+ # include <stdlib.h>
+ # defined sleep(n) _sleep ((n) * 1000)
+ #endif
+ #include <fcntl.h>
+ #ifndef O_NOATIME
+ #define O_NOATIME 0
+ #endif
+ #ifndef O_NOFOLLOW
+ #define O_NOFOLLOW 0
+ #endif
+ static int const constants[] =
+ {
+ O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, O_APPEND,
+ O_NONBLOCK, O_SYNC, O_ACCMODE, O_RDONLY, O_RDWR, O_WRONLY
+ };
+
+int
+main (void)
+{
+
+ int result = !constants;
+ #if HAVE_SYMLINK
+ {
+ static char const sym[] = "conftest.sym";
+ if (symlink ("/dev/null", sym) != 0)
+ result |= 2;
+ else
+ {
+ int fd = open (sym, O_WRONLY | O_NOFOLLOW | O_CREAT, 0);
+ if (fd >= 0)
+ {
+ close (fd);
+ result |= 4;
+ }
+ }
+ if (unlink (sym) != 0 || symlink (".", sym) != 0)
+ result |= 2;
+ else
+ {
+ int fd = open (sym, O_RDONLY | O_NOFOLLOW);
+ if (fd >= 0)
+ {
+ close (fd);
+ result |= 4;
+ }
+ }
+ unlink (sym);
+ }
+ #endif
+ {
+ static char const file[] = "confdefs.h";
+ int fd = open (file, O_RDONLY | O_NOATIME);
+ if (fd < 0)
+ result |= 8;
+ else
+ {
+ struct stat st0;
+ if (fstat (fd, &st0) != 0)
+ result |= 16;
+ else
+ {
+ char c;
+ sleep (1);
+ if (read (fd, &c, 1) != 1)
+ result |= 24;
+ else
+ {
+ if (close (fd) != 0)
+ result |= 32;
+ else
+ {
+ struct stat st1;
+ if (stat (file, &st1) != 0)
+ result |= 40;
+ else
+ if (st0.st_atime != st1.st_atime)
+ result |= 64;
+ }
+ }
+ }
+ }
+ }
+ return result;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_WORKING_O_NOATIME $ac_val
+_ACEOF
+
+
+ case $gl_cv_header_working_fcntl_h in #(
+ *O_NOFOLLOW* | no | cross-compiling) ac_val=0;; #(
+ *) ac_val=1;;
+ esac
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_WORKING_O_NOFOLLOW $ac_val
+_ACEOF
+
+
+ac_fn_c_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default"
+if test "x$ac_cv_type_pid_t" = xyes
+then :
+
+else
+
+cat >>confdefs.h <<_ACEOF
+#define pid_t int
+_ACEOF
+
+fi
+
+ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default"
+if test "x$ac_cv_type_mode_t" = xyes
+then :
+
+else
+
+cat >>confdefs.h <<_ACEOF
+#define mode_t int
+_ACEOF
+
+fi
+
+
+
+ { printf "%s\n" "$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 <sys/types.h>
+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; }
+
+cat >>confdefs.h <<_ACEOF
+#define PROMOTED_MODE_T $gl_cv_promoted_mode_t
+_ACEOF
+
+
+ac_fn_c_check_decl "$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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FDATASYNC $ac_have_decl
+_ACEOF
+
+
+
+
+ { printf "%s\n" "$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 <sys/types.h>
+ #include <stdint.h>
+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 $gl_cv_header_stdint_h = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STDINT_H_WITH_UINTMAX 1
+_ACEOF
+
+ fi
+
+
+ { printf "%s\n" "$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 <sys/types.h>
+#include <inttypes.h>
+
+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 $gl_cv_header_inttypes_h = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_INTTYPES_H_WITH_UINTMAX 1
+_ACEOF
+
+ fi
+
+
+
+
+
+ { printf "%s\n" "$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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ # Guess yes on FreeBSD >= 5.
+ freebsd[1-4].*) gl_cv_func_printf_sizes_c99="guessing no";;
+ freebsd* | kfreebsd*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ # Guess yes on Mac OS X >= 10.3.
+ darwin[1-6].*) gl_cv_func_printf_sizes_c99="guessing no";;
+ darwin*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ # Guess yes on OpenBSD >= 3.9.
+ openbsd[1-2].* | openbsd3.[0-8] | openbsd3.[0-8].*)
+ gl_cv_func_printf_sizes_c99="guessing no";;
+ openbsd*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ # Guess yes on Solaris >= 2.10.
+ solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ solaris*) gl_cv_func_printf_sizes_c99="guessing no";;
+ # Guess yes on NetBSD >= 3.
+ netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*)
+ gl_cv_func_printf_sizes_c99="guessing no";;
+ netbsd*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_printf_sizes_c99="guessing no";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+#if HAVE_STDINT_H_WITH_UINTMAX
+# include <stdint.h>
+#endif
+#if HAVE_INTTYPES_H_WITH_UINTMAX
+# include <inttypes.h>
+#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;
+#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 "$host_os" in
+ beos*) gl_cv_func_printf_long_double="guessing no";;
+ mingw* | pw*) gl_cv_func_printf_long_double="guessing no";;
+ *) gl_cv_func_printf_long_double="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_printf_infinite="guessing yes";;
+ # Guess yes on FreeBSD >= 6.
+ freebsd[1-5].*) gl_cv_func_printf_infinite="guessing no";;
+ freebsd* | kfreebsd*) gl_cv_func_printf_infinite="guessing yes";;
+ # Guess yes on Mac OS X >= 10.3.
+ darwin[1-6].*) gl_cv_func_printf_infinite="guessing no";;
+ darwin*) gl_cv_func_printf_infinite="guessing yes";;
+ # Guess yes on HP-UX >= 11.
+ hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite="guessing no";;
+ hpux*) gl_cv_func_printf_infinite="guessing yes";;
+ # Guess yes on NetBSD >= 3.
+ netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*)
+ gl_cv_func_printf_infinite="guessing no";;
+ netbsd*) gl_cv_func_printf_infinite="guessing yes";;
+ # Guess yes on BeOS.
+ beos*) gl_cv_func_printf_infinite="guessing yes";;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_printf_infinite="guessing no";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+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 <sys/types.h>
+ #include <sys/param.h>
+
+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 <sys/types.h>
+ #include <sys/param.h>
+
+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 $ac_cv_c_bigendian = unknown; then
+ # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris).
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <limits.h>
+
+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 <limits.h>
+
+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 <float.h>
+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*) 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";;
+ # 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 <stdlib.h>
+#if defined __MACH__ && defined __APPLE__
+/* Avoid a crash on Mac OS X. */
+#include <mach/mach.h>
+#include <mach/mach_error.h>
+#include <mach/thread_status.h>
+#include <mach/exception.h>
+#include <mach/task.h>
+#include <pthread.h>
+/* 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 __WIN32__) && ! defined __CYGWIN__
+/* Avoid a crash on native Windows. */
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <winerror.h>
+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 <signal.h>
+/* 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 <float.h>
+#include <stdio.h>
+#include <string.h>
+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 "$host_os" in
+ # Guess yes on glibc >= 2.5 systems.
+ *-gnu*)
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #include <features.h>
+ #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 |
+ $EGREP "BZ2908" >/dev/null 2>&1
+then :
+ gl_cv_func_printf_directive_a="guessing yes"
+else
+ gl_cv_func_printf_directive_a="guessing no"
+fi
+rm -rf conftest*
+
+ ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_printf_directive_a="guessing no";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+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 FreeBSD 6.1 bug. See
+ <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
+ 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 <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */
+ 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_printf_directive_f="guessing yes";;
+ # Guess yes on FreeBSD >= 6.
+ freebsd[1-5].*) gl_cv_func_printf_directive_f="guessing no";;
+ freebsd* | kfreebsd*) gl_cv_func_printf_directive_f="guessing yes";;
+ # Guess yes on Mac OS X >= 10.3.
+ darwin[1-6].*) gl_cv_func_printf_directive_f="guessing no";;
+ darwin*) gl_cv_func_printf_directive_f="guessing yes";;
+ # Guess yes on Solaris >= 2.10.
+ solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ solaris*) gl_cv_func_printf_sizes_c99="guessing no";;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_printf_directive_f="guessing no";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+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 "$host_os" in
+ mingw*) gl_cv_func_printf_directive_n="guessing no";;
+ *) gl_cv_func_printf_directive_n="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#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 "$host_os" in
+ openbsd*) gl_cv_func_printf_directive_ls="guessing no";;
+ irix*) gl_cv_func_printf_directive_ls="guessing no";;
+ solaris*) gl_cv_func_printf_directive_ls="guessing no";;
+ cygwin*) gl_cv_func_printf_directive_ls="guessing no";;
+ beos* | haiku*) gl_cv_func_printf_directive_ls="guessing no";;
+ *) gl_cv_func_printf_directive_ls="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
+ <wchar.h>.
+ BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
+#include <wchar.h>
+#include <string.h>
+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 "$host_os" in
+ netbsd[1-3]* | netbsdelf[1-3]* | netbsdaout[1-3]* | netbsdcoff[1-3]*)
+ gl_cv_func_printf_positions="guessing no";;
+ beos*) gl_cv_func_printf_positions="guessing no";;
+ mingw* | pw*) gl_cv_func_printf_positions="guessing no";;
+ *) gl_cv_func_printf_positions="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+/* 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 "$host_os" in
+ cygwin*) gl_cv_func_printf_flag_grouping="guessing no";;
+ netbsd*) gl_cv_func_printf_flag_grouping="guessing no";;
+ mingw* | pw*) gl_cv_func_printf_flag_grouping="guessing no";;
+ *) gl_cv_func_printf_flag_grouping="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+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 "$host_os" in
+ # Guess yes on HP-UX 11.
+ hpux11*) gl_cv_func_printf_flag_leftadjust="guessing yes";;
+ # Guess no on HP-UX 10 and older.
+ hpux*) gl_cv_func_printf_flag_leftadjust="guessing no";;
+ # Guess yes otherwise.
+ *) gl_cv_func_printf_flag_leftadjust="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_printf_flag_zero="guessing yes";;
+ # Guess yes on BeOS.
+ beos*) gl_cv_func_printf_flag_zero="guessing yes";;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_printf_flag_zero="guessing no";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+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 <stdio.h>
+#include <string.h>
+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 <stdlib.h>
+#if defined __MACH__ && defined __APPLE__
+/* Avoid a crash on Mac OS X. */
+#include <mach/mach.h>
+#include <mach/mach_error.h>
+#include <mach/thread_status.h>
+#include <mach/exception.h>
+#include <mach/task.h>
+#include <pthread.h>
+/* 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 __WIN32__) && ! defined __CYGWIN__
+/* Avoid a crash on native Windows. */
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <winerror.h>
+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 <signal.h>
+/* 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 <stdio.h>
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <errno.h>
+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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_printf_enomem="guessing yes";;
+ # Guess yes on Solaris.
+ solaris*) gl_cv_func_printf_enomem="guessing yes";;
+ # Guess yes on AIX.
+ aix*) gl_cv_func_printf_enomem="guessing yes";;
+ # Guess yes on HP-UX/hppa.
+ hpux*) case "$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.$ac_ext
+/* end confdefs.h. */
+#include <limits.h>
+ #ifndef LLONG_MAX
+ # define HALF \
+ (1LL << (sizeof (long long int) * CHAR_BIT - 2))
+ # define LLONG_MAX (HALF - 1 + HALF)
+ #endif
+int
+main (void)
+{
+long long int n = 1;
+ int i;
+ for (i = 0; ; i++)
+ {
+ long long int m = n << i;
+ if (m >> i != n)
+ return 1;
+ if (LLONG_MAX / 2 < m)
+ break;
+ }
+ return 0;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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 <stddef.h>
+ 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: <stdio.h> must be included before
+ <wchar.h>.
+ BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included
+ before <wchar.h>. */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
+#include <wchar.h>
+ 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
+
+ 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 <stddef.h>
+#include <stdlib.h>
+#if HAVE_STDINT_H_WITH_UINTMAX
+#include <stdint.h>
+#endif
+#if HAVE_INTTYPES_H_WITH_UINTMAX
+#include <inttypes.h>
+#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'
+
+cat >>confdefs.h <<_ACEOF
+#define intmax_t $ac_type
+_ACEOF
+
+ fi
+
+
+ { printf "%s\n" "$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 <sys/types.h>
+ #include <sys/param.h>
+
+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 <sys/types.h>
+ #include <sys/param.h>
+
+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 $ac_cv_c_bigendian = unknown; then
+ # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris).
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <limits.h>
+
+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 <limits.h>
+
+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 <float.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#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 //'`
+
+cat >>confdefs.h <<_ACEOF
+#define DBL_EXPBIT0_WORD $word
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define DBL_EXPBIT0_BIT $bit
+_ACEOF
+
+ ;;
+ esac
+
+
+
+
+
+
+
+
+
+ { printf "%s\n" "$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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_snprintf_retval_c99="guessing yes";;
+ # Guess yes on FreeBSD >= 5.
+ freebsd[1-4].*) gl_cv_func_snprintf_retval_c99="guessing no";;
+ freebsd* | kfreebsd*) gl_cv_func_snprintf_retval_c99="guessing yes";;
+ # Guess yes on Mac OS X >= 10.3.
+ darwin[1-6].*) gl_cv_func_snprintf_retval_c99="guessing no";;
+ darwin*) gl_cv_func_snprintf_retval_c99="guessing yes";;
+ # Guess yes on OpenBSD >= 3.9.
+ openbsd[1-2].* | openbsd3.[0-8] | openbsd3.[0-8].*)
+ gl_cv_func_snprintf_retval_c99="guessing no";;
+ openbsd*) gl_cv_func_snprintf_retval_c99="guessing yes";;
+ # Guess yes on Solaris >= 2.10.
+ solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";;
+ solaris*) gl_cv_func_printf_sizes_c99="guessing no";;
+ # Guess yes on AIX >= 4.
+ aix[1-3]*) gl_cv_func_snprintf_retval_c99="guessing no";;
+ aix*) gl_cv_func_snprintf_retval_c99="guessing yes";;
+ # Guess yes on NetBSD >= 3.
+ netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*)
+ gl_cv_func_snprintf_retval_c99="guessing no";;
+ netbsd*) gl_cv_func_snprintf_retval_c99="guessing yes";;
+ # Guess yes on BeOS.
+ beos*) gl_cv_func_snprintf_retval_c99="guessing yes";;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_snprintf_retval_c99="guessing no";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#include <string.h>
+#if HAVE_SNPRINTF
+# define my_snprintf snprintf
+#else
+# include <stdarg.h>
+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; }
+
+
+
+
+
+
+ for ac_func in snprintf strnlen wcslen wcsnlen mbrtowc wcrtomb
+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\$"$as_ac_var"\" = x"yes"
+then :
+ cat >>confdefs.h <<_ACEOF
+#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+ ac_fn_c_check_decl "$LINENO" "_snprintf" "ac_cv_have_decl__snprintf" "#include <stdio.h>
+"
+if test "x$ac_cv_have_decl__snprintf" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL__SNPRINTF $ac_have_decl
+_ACEOF
+
+
+
+ case "$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_CBRTF=0;
+ REPLACE_CBRTL=0;
+ REPLACE_CEIL=0;
+ REPLACE_CEILF=0;
+ REPLACE_CEILL=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_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_SQRTL=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 <math.h>
+ 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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ALARM $ac_have_decl
+_ACEOF
+
+
+ { printf "%s\n" "$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 <stdio.h>
+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 <cygwin/version.h>
+# 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 <sys/types.h>
+ 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
+ WINDOWS_64_BIT_ST_SIZE=1
+ ;;
+ *)
+ WINDOWS_64_BIT_OFF_T=0
+ WINDOWS_64_BIT_ST_SIZE=0
+ ;;
+ esac
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 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 <sys/types.h>" >&5
+printf %s "checking absolute name of <sys/types.h>... " >&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 <sys/types.h>
+_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=$gl_next_as_first_directive
+
+
+
+
+
+
+
+
+
+
+
+ac_fn_c_check_decl "$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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FSEEKO $ac_have_decl
+_ACEOF
+
+
+
+
+
+
+
+
+
+ { printf "%s\n" "$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 <stdio.h>
+
+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 :
+ gl_cv_func_fflush_stdin=cross
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else /* on Windows with MSVC */
+# include <io.h>
+#endif
+
+int
+main (void)
+{
+FILE *f = fopen ("conftest.txt", "r");
+ char buffer[10];
+ int fd;
+ int c;
+ if (f == NULL)
+ return 1;
+ fd = fileno (f);
+ if (fd < 0 || fread (buffer, 1, 5, f) != 5)
+ return 2;
+ /* For deterministic results, ensure f read a bigger buffer. */
+ if (lseek (fd, 0, SEEK_CUR) == 5)
+ return 3;
+ /* POSIX requires fflush-fseek to set file offset of fd. This fails
+ on BSD systems and on mingw. */
+ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0)
+ return 4;
+ if (lseek (fd, 0, SEEK_CUR) != 5)
+ return 5;
+ /* Verify behaviour of fflush after ungetc. See
+ <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt> */
+ /* Verify behaviour of fflush after a backup ungetc. This fails on
+ mingw. */
+ c = fgetc (f);
+ ungetc (c, f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 6;
+ /* Verify behaviour of fflush after a non-backup ungetc. This fails
+ on glibc 2.8 and on BSD systems. */
+ c = fgetc (f);
+ ungetc ('@', f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 7;
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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
+
+cat >>confdefs.h <<_ACEOF
+#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin
+_ACEOF
+
+
+ if test $gl_cv_func_fflush_stdin != yes; then
+ REPLACE_FSEEKO=1
+ fi
+
+ fi
+
+
+
+
+ GNULIB_FCHMODAT=0;
+ GNULIB_FSTAT=0;
+ GNULIB_FSTATAT=0;
+ GNULIB_FUTIMENS=0;
+ GNULIB_LCHMOD=0;
+ GNULIB_LSTAT=0;
+ GNULIB_MKDIRAT=0;
+ GNULIB_MKFIFO=0;
+ GNULIB_MKFIFOAT=0;
+ GNULIB_MKNOD=0;
+ GNULIB_MKNODAT=0;
+ GNULIB_STAT=0;
+ GNULIB_UTIMENSAT=0;
+ HAVE_FCHMODAT=1;
+ HAVE_FSTATAT=1;
+ HAVE_FUTIMENS=1;
+ HAVE_LCHMOD=1;
+ HAVE_LSTAT=1;
+ HAVE_MKDIRAT=1;
+ HAVE_MKFIFO=1;
+ HAVE_MKFIFOAT=1;
+ HAVE_MKNOD=1;
+ HAVE_MKNODAT=1;
+ HAVE_UTIMENSAT=1;
+ REPLACE_FSTAT=0;
+ REPLACE_FSTATAT=0;
+ REPLACE_FUTIMENS=0;
+ REPLACE_LSTAT=0;
+ REPLACE_MKDIR=0;
+ REPLACE_MKFIFO=0;
+ REPLACE_MKNOD=0;
+ REPLACE_STAT=0;
+ REPLACE_UTIMENSAT=0;
+
+{ printf "%s\n" "$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 <sys/types.h>
+#include <sys/stat.h>
+
+#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 <sys/stat.h>" >&5
+printf %s "checking absolute name of <sys/stat.h>... " >&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 <sys/stat.h>
+_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
+
+
+
+
+
+
+
+
+
+
+
+ if test $WINDOWS_64_BIT_ST_SIZE = 1; then
+
+printf "%s\n" "#define _GL_WINDOWS_64_BIT_ST_SIZE 1" >>confdefs.h
+
+ fi
+
+ ac_fn_c_check_type "$LINENO" "nlink_t" "ac_cv_type_nlink_t" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+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 "$host_os" in
+ *-gnu*)
+ # Guess yes on glibc systems.
+ gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
+ *)
+ # If we don't know, assume the worst.
+ gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$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 "$gl_cv_func_lstat_dereferences_slashed_symlink" in
+ *yes)
+
+cat >>confdefs.h <<_ACEOF
+#define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
+_ACEOF
+
+ ;;
+ esac
+
+
+
+
+
+ac_fn_c_check_decl "$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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FTELLO $ac_have_decl
+_ACEOF
+
+
+
+
+
+
+
+
+
+
+ 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 <stdio.h>
+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 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#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)
+ 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))
+ return 74;
+ if (!(getc (fp) == 'h'))
+ return 1;
+ if (!(getc (fp) == EOF))
+ return 2;
+ if (!(ftell (fp) == 8))
+ return 3;
+ if (!(ftell (fp) == 8))
+ return 4;
+ if (!(putc ('!', fp) == '!'))
+ return 5;
+ if (!(ftell (fp) == 9))
+ 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))
+ return 10;
+ if (!(memcmp (buf, "foogarsh!", 9) == 0))
+ 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_getcwd_null="guessing yes";;
+ # Guess yes on Cygwin.
+ cygwin*) gl_cv_func_getcwd_null="guessing yes";;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_getcwd_null="guessing no";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+# include <stdlib.h>
+# if HAVE_UNISTD_H
+# include <unistd.h>
+# else /* on Windows with MSVC */
+# include <direct.h>
+# endif
+# ifndef getcwd
+ char *getcwd ();
+# endif
+
+int
+main (void)
+{
+
+#if (defined _WIN32 || 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] != '/')
+ return 3;
+ if (f[1] != '\0')
+ 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 <unistd.h>
+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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_GETDTABLESIZE $ac_have_decl
+_ACEOF
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 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 <getopt.h>" >&5
+printf %s "checking absolute name of <getopt.h>... " >&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 <getopt.h>
+_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 :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_GETOPT_H 1
+_ACEOF
+
+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$ac_cv_func_getopt_long_only" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_GETOPT_LONG_ONLY 1
+_ACEOF
+
+else
+ gl_replace_getopt=yes
+fi
+done
+
+ fi
+
+ if test -z "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main ()
+{
+ static char program[] = "program";
+ static char a[] = "-a";
+ static char foo[] = "foo";
+ static char bar[] = "bar";
+ char *argv[] = { program, a, foo, bar, NULL };
+ int c;
+
+ c = getopt (4, argv, "ab");
+ if (!(c == 'a'))
+ return 1;
+ c = getopt (4, argv, "ab");
+ if (!(c == -1))
+ return 2;
+ if (!(optind == 2))
+ return 3;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main ()
+{
+ static char program[] = "program";
+ static char donald[] = "donald";
+ static char p[] = "-p";
+ static char billy[] = "billy";
+ static char duck[] = "duck";
+ static char a[] = "-a";
+ static char bar[] = "bar";
+ char *argv[] = { program, donald, p, billy, duck, a, bar, NULL };
+ int c;
+
+ c = getopt (7, argv, "+abp:q:");
+ if (!(c == -1))
+ return 4;
+ if (!(strcmp (argv[0], "program") == 0))
+ return 5;
+ if (!(strcmp (argv[1], "donald") == 0))
+ return 6;
+ if (!(strcmp (argv[2], "-p") == 0))
+ return 7;
+ if (!(strcmp (argv[3], "billy") == 0))
+ return 8;
+ if (!(strcmp (argv[4], "duck") == 0))
+ return 9;
+ if (!(strcmp (argv[5], "-a") == 0))
+ return 10;
+ if (!(strcmp (argv[6], "bar") == 0))
+ return 11;
+ if (!(optind == 1))
+ return 12;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main ()
+{
+ static char program[] = "program";
+ static char ab[] = "-ab";
+ char *argv[3] = { program, ab, NULL };
+ if (getopt (2, argv, "ab:") != 'a')
+ return 13;
+ if (getopt (2, argv, "ab:") != '?')
+ return 14;
+ if (optopt != 'b')
+ return 15;
+ if (optind != 2)
+ return 16;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 "$gl_awk_probe" </dev/null` in
+ xx) gl_had_POSIXLY_CORRECT=exported ;;
+ x) gl_had_POSIXLY_CORRECT=yes ;;
+ *) gl_had_POSIXLY_CORRECT= ;;
+ esac
+ POSIXLY_CORRECT=1
+ export POSIXLY_CORRECT
+ if test "$cross_compiling" = yes
+then :
+ gl_cv_func_getopt_gnu="guessing no"
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <getopt.h>
+ #include <stddef.h>
+ #include <string.h>
+
+#include <stdlib.h>
+#if defined __MACH__ && defined __APPLE__
+/* Avoid a crash on Mac OS X. */
+#include <mach/mach.h>
+#include <mach/mach_error.h>
+#include <mach/thread_status.h>
+#include <mach/exception.h>
+#include <mach/task.h>
+#include <pthread.h>
+/* 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 __WIN32__) && ! defined __CYGWIN__
+/* Avoid a crash on native Windows. */
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <winerror.h>
+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 <signal.h>
+/* 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 <getopt.h>
+ #include <stddef.h>
+ #include <string.h>
+
+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 "$gl_cv_func_getopt_long_gnu" in
+ *yes) ;;
+ *) gl_replace_getopt=yes ;;
+ esac
+ fi
+ fi
+
+
+
+
+
+
+ REPLACE_GETOPT=0
+ if test -n "$gl_replace_getopt"; then
+ REPLACE_GETOPT=1
+ fi
+
+ if test $REPLACE_GETOPT = 1; then
+
+ GETOPT_H=getopt.h
+
+printf "%s\n" "#define __GETOPT_PREFIX rpl_" >>confdefs.h
+
+
+
+ fi
+
+ac_fn_c_check_decl "$LINENO" "getenv" "ac_cv_have_decl_getenv" "$ac_includes_default"
+if test "x$ac_cv_have_decl_getenv" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_GETENV $ac_have_decl
+_ACEOF
+
+:
+
+
+
+
+{ printf "%s\n" "$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
+ ;;
+ *) cat >>confdefs.h <<_ACEOF
+#define restrict $ac_cv_c_restrict
+_ACEOF
+ ;;
+ esac
+
+
+ GNULIB_GETTIMEOFDAY=0;
+ HAVE_GETTIMEOFDAY=1;
+ HAVE_STRUCT_TIMEVAL=1;
+ HAVE_SYS_TIME_H=1;
+ HAVE_TIMEZONE_T=0;
+ REPLACE_GETTIMEOFDAY=0;
+ REPLACE_STRUCT_TIMEVAL=0;
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 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 <sys/time.h>" >&5
+printf %s "checking absolute name of <sys/time.h>... " >&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 <sys/time.h>
+_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 $ac_cv_header_sys_socket_h != yes; then
+ for ac_header in winsock2.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default"
+if test "x$ac_cv_header_winsock2_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_WINSOCK2_H 1
+_ACEOF
+
+fi
+done
+
+ 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 <sys/time.h>
+ #endif
+ #include <time.h>
+ #if HAVE_WINSOCK2_H
+ # include <winsock2.h>
+ #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 <sys/time.h>
+ #endif
+ #include <time.h>
+ #if HAVE_WINSOCK2_H
+ # include <winsock2.h>
+ #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 $gl_cv_sys_struct_timeval_tv_sec != yes; then
+ REPLACE_STRUCT_TIMEVAL=1
+ fi
+ fi
+
+
+
+
+
+
+
+ { printf "%s\n" "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#define NWORDS \
+ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { float value; unsigned int word[NWORDS]; } memory_float;
+static unsigned int ored_words[NWORDS];
+static unsigned int anded_words[NWORDS];
+static void add_to_ored_words (float x)
+{
+ memory_float m;
+ size_t i;
+ /* Clear it first, in case
+ sizeof (float) < sizeof (memory_float). */
+ memset (&m, 0, sizeof (memory_float));
+ m.value = x;
+ for (i = 0; i < NWORDS; i++)
+ {
+ ored_words[i] |= m.word[i];
+ anded_words[i] &= m.word[i];
+ }
+}
+int main ()
+{
+ size_t j;
+ FILE *fp = fopen ("conftest.out", "w");
+ if (fp == NULL)
+ return 1;
+ for (j = 0; j < NWORDS; j++)
+ anded_words[j] = ~ (unsigned int) 0;
+ add_to_ored_words (0.25f);
+ add_to_ored_words (0.5f);
+ add_to_ored_words (1.0f);
+ add_to_ored_words (2.0f);
+ add_to_ored_words (4.0f);
+ /* Remove bits that are common (e.g. if representation of the first mantissa
+ bit is explicit). */
+ for (j = 0; j < NWORDS; j++)
+ ored_words[j] &= ~anded_words[j];
+ /* Now find the nonzero word. */
+ for (j = 0; j < NWORDS; j++)
+ if (ored_words[j] != 0)
+ break;
+ if (j < NWORDS)
+ {
+ size_t i;
+ for (i = j + 1; i < NWORDS; i++)
+ if (ored_words[i] != 0)
+ {
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+ }
+ for (i = 0; ; i++)
+ if ((ored_words[j] >> i) & 1)
+ {
+ fprintf (fp, "word %d bit %d", (int) j, (int) i);
+ return (fclose (fp) != 0);
+ }
+ }
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 //'`
+
+cat >>confdefs.h <<_ACEOF
+#define FLT_EXPBIT0_WORD $word
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define FLT_EXPBIT0_BIT $bit
+_ACEOF
+
+ ;;
+ esac
+
+
+ if test "X$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
+
+ac_prog=ld
+if test "$GCC" = yes; then
+ # Check if gcc -print-prog-name=ld gives a path.
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
+printf %s "checking for ld used by $CC... " >&6; }
+ case $host in
+ *-*-mingw*)
+ # gcc leaves a trailing carriage return which upsets mingw
+ ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
+ *)
+ ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
+ esac
+ case $ac_prog in
+ # Accept absolute paths.
+ [\\/]* | ?:[\\/]*)
+ re_direlt='/[^/][^/]*/\.\./'
+ # Canonicalize the pathname of ld
+ ac_prog=`echo "$ac_prog"| sed 's%\\\\%/%g'`
+ while echo "$ac_prog" | grep "$re_direlt" > /dev/null 2>&1; do
+ ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
+ done
+ test -z "$LD" && LD="$ac_prog"
+ ;;
+ "")
+ # If it fails, then pretend we aren't using GCC.
+ ac_prog=ld
+ ;;
+ *)
+ # If it is relative, then search for the first ld in PATH.
+ with_gnu_ld=unknown
+ ;;
+ esac
+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 ${acl_cv_path_LD+y}
+then :
+ printf %s "(cached) " >&6
+else
+ if test -z "$LD"; then
+ 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 `"$acl_cv_path_LD" -v 2>&1 </dev/null` in
+ *GNU* | *'with BFD'*)
+ test "$with_gnu_ld" != no && break
+ ;;
+ *)
+ test "$with_gnu_ld" != yes && break
+ ;;
+ esac
+ fi
+ done
+ IFS="$acl_save_ifs"
+else
+ acl_cv_path_LD="$LD" # Let the user override the test with a path.
+fi
+fi
+
+LD="$acl_cv_path_LD"
+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-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5
+{ 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 </dev/null` in
+*GNU* | *'with BFD'*)
+ acl_cv_prog_gnu_ld=yes
+ ;;
+*)
+ acl_cv_prog_gnu_ld=no
+ ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $acl_cv_prog_gnu_ld" >&5
+printf "%s\n" "$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
+
+
+
+
+ acl_libdirstem=lib
+ acl_libdirstem2=
+ 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
+sixtyfour bits
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "sixtyfour bits" >/dev/null 2>&1
+then :
+ gl_cv_solaris_64bit=yes
+else
+ gl_cv_solaris_64bit=no
+fi
+rm -rf conftest*
+
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_solaris_64bit" >&5
+printf "%s\n" "$gl_cv_solaris_64bit" >&6; }
+ 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
+ ;;
+ *)
+ searchpath=`(LC_ALL=C $CC -print-search-dirs) 2>/dev/null | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'`
+ if test -n "$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
+ ;;
+ esac
+ test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem"
+
+
+
+ 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 <stdio.h>
+#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
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_weak" >&5
+printf "%s\n" "$gl_cv_have_weak" >&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 <pthread.h>. 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:
+ # http://lists.gnu.org/archive/html/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.h>
+ 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$ac_cv_lib_pthread_pthread_kill" = xyes
+then :
+ LIBMULTITHREAD=-lpthread LTLIBMULTITHREAD=-lpthread
+ # On Solaris and HP-UX, most pthread functions exist also in libc.
+ # Therefore pthread_in_use() needs to actually try to create a
+ # thread: pthread_create from libc will fail, whereas
+ # pthread_create will actually create a thread.
+ case "$host_os" in
+ solaris* | 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 "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then
+
+printf "%s\n" "#define USE_POSIX_THREADS_WEAK 1" >>confdefs.h
+
+ LIBTHREAD=
+ LTLIBTHREAD=
+ fi
+ fi
+ fi
+ fi
+ fi
+ if test -z "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <thread.h>
+#include <synch.h>
+
+int
+main (void)
+{
+thr_self();
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$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=
+ 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 <pth.h>
+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 "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then
+
+printf "%s\n" "#define USE_PTH_THREADS_WEAK 1" >>confdefs.h
+
+ LIBTHREAD=
+ LTLIBTHREAD=
+ fi
+ fi
+ else
+ CPPFLAGS="$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="$ac_cv_path_SED"
+ rm -f conftest.sed
+
+# Autoupdate added the following line to ensure that your configure
+# script's behavior did not change. It is probably safe to remove.
+
+
+
+
+
+
+
+
+ GNULIB_FFSL=0;
+ GNULIB_FFSLL=0;
+ GNULIB_MEMCHR=0;
+ GNULIB_MEMMEM=0;
+ GNULIB_MEMPCPY=0;
+ GNULIB_MEMRCHR=0;
+ GNULIB_RAWMEMCHR=0;
+ GNULIB_STPCPY=0;
+ GNULIB_STPNCPY=0;
+ GNULIB_STRCHRNUL=0;
+ GNULIB_STRDUP=0;
+ GNULIB_STRNCAT=0;
+ GNULIB_STRNDUP=0;
+ GNULIB_STRNLEN=0;
+ GNULIB_STRPBRK=0;
+ GNULIB_STRSEP=0;
+ GNULIB_STRSTR=0;
+ GNULIB_STRCASESTR=0;
+ GNULIB_STRTOK_R=0;
+ GNULIB_MBSLEN=0;
+ GNULIB_MBSNLEN=0;
+ GNULIB_MBSCHR=0;
+ GNULIB_MBSRCHR=0;
+ GNULIB_MBSSTR=0;
+ GNULIB_MBSCASECMP=0;
+ GNULIB_MBSNCASECMP=0;
+ GNULIB_MBSPCASECMP=0;
+ GNULIB_MBSCASESTR=0;
+ GNULIB_MBSCSPN=0;
+ GNULIB_MBSPBRK=0;
+ GNULIB_MBSSPN=0;
+ GNULIB_MBSSEP=0;
+ GNULIB_MBSTOK_R=0;
+ GNULIB_STRERROR=0;
+ GNULIB_STRERROR_R=0;
+ GNULIB_STRSIGNAL=0;
+ GNULIB_STRVERSCMP=0;
+ HAVE_MBSLEN=0;
+ HAVE_FFSL=1;
+ HAVE_FFSLL=1;
+ HAVE_MEMCHR=1;
+ HAVE_DECL_MEMMEM=1;
+ HAVE_MEMPCPY=1;
+ HAVE_DECL_MEMRCHR=1;
+ HAVE_RAWMEMCHR=1;
+ HAVE_STPCPY=1;
+ HAVE_STPNCPY=1;
+ HAVE_STRCHRNUL=1;
+ HAVE_DECL_STRDUP=1;
+ HAVE_DECL_STRNDUP=1;
+ HAVE_DECL_STRNLEN=1;
+ HAVE_STRPBRK=1;
+ HAVE_STRSEP=1;
+ HAVE_STRCASESTR=1;
+ HAVE_DECL_STRTOK_R=1;
+ HAVE_DECL_STRERROR_R=1;
+ HAVE_DECL_STRSIGNAL=1;
+ HAVE_STRVERSCMP=1;
+ REPLACE_MEMCHR=0;
+ REPLACE_MEMMEM=0;
+ REPLACE_STPNCPY=0;
+ REPLACE_STRDUP=0;
+ REPLACE_STRSTR=0;
+ REPLACE_STRCASESTR=0;
+ REPLACE_STRCHRNUL=0;
+ REPLACE_STRERROR=0;
+ REPLACE_STRERROR_R=0;
+ REPLACE_STRNCAT=0;
+ REPLACE_STRNDUP=0;
+ REPLACE_STRNLEN=0;
+ REPLACE_STRSIGNAL=0;
+ REPLACE_STRTOK_R=0;
+ UNDEFINE_STRTOK_R=0;
+
+
+
+
+
+ # Check for mmap(). Don't use AC_FUNC_MMAP, because it checks too much: it
+ # fails on HP-UX 11, because MAP_FIXED mappings do not work. But this is
+ # irrelevant for anonymous mappings.
+ ac_fn_c_check_func "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <sys/mman.h>
+#ifdef MAP_ANONYMOUS
+ I cannot identify this map
+#endif
+
+_ACEOF
+if (eval "$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 <sys/mman.h>
+#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 $HAVE_MEMCHR = 1; then
+ # Detect platform-specific bugs in some versions of glibc:
+ # memchr should not dereference anything with length 0
+ # http://bugzilla.redhat.com/499689
+ # memchr should not dereference overestimated length after a match
+ # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521737
+ # http://sourceware.org/bugzilla/show_bug.cgi?id=10162
+ # Assume that memchr works on platforms that lack mprotect.
+ { printf "%s\n" "$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 :
+ gl_cv_func_memchr_works="guessing no"
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <string.h>
+#if HAVE_SYS_MMAN_H
+# include <fcntl.h>
+# include <unistd.h>
+# include <sys/types.h>
+# include <sys/mman.h>
+# ifndef MAP_FILE
+# define MAP_FILE 0
+# endif
+#endif
+
+int
+main (void)
+{
+
+ int result = 0;
+ char *fence = NULL;
+#if HAVE_SYS_MMAN_H && HAVE_MPROTECT
+# if HAVE_MAP_ANONYMOUS
+ const int flags = MAP_ANONYMOUS | MAP_PRIVATE;
+ const int fd = -1;
+# else /* !HAVE_MAP_ANONYMOUS */
+ const int flags = MAP_FILE | MAP_PRIVATE;
+ int fd = open ("/dev/zero", O_RDONLY, 0666);
+ if (fd >= 0)
+# endif
+ {
+ int pagesize = getpagesize ();
+ char *two_pages =
+ (char *) mmap (NULL, 2 * pagesize, PROT_READ | PROT_WRITE,
+ flags, fd, 0);
+ if (two_pages != (char *)(-1)
+ && mprotect (two_pages + pagesize, pagesize, PROT_NONE) == 0)
+ fence = two_pages + pagesize;
+ }
+#endif
+ if (fence)
+ {
+ if (memchr (fence, 0, 0))
+ result |= 1;
+ strcpy (fence - 9, "12345678");
+ if (memchr (fence - 9, 0, 79) != fence - 1)
+ result |= 2;
+ if (memchr (fence - 1, 0, 3) != fence - 1)
+ result |= 4;
+ }
+ return result;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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; }
+ if test "$gl_cv_func_memchr_works" != yes; then
+ REPLACE_MEMCHR=1
+ fi
+ fi
+
+ac_fn_c_check_decl "$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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_MEMRCHR $ac_have_decl
+_ACEOF
+
+
+
+
+
+
+
+ REPLACE_STRERROR_0=0
+ { printf "%s\n" "$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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_strerror_0_works="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_strerror_0_works="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <string.h>
+ #include <errno.h>
+
+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 <string.h>
+ 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 <errno.h>
+ #include <string.h>
+
+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.$ac_ext
+/* end confdefs.h. */
+#include <errno.h>
+ #include <string.h>
+ extern
+ #ifdef __cplusplus
+ "C"
+ #endif
+ int __xpg_strerror_r(int, char *, size_t);
+
+int
+main (void)
+{
+int result = 0;
+ char buf[256] = "^";
+ char copy[256];
+ char *str = strerror (-1);
+ strcpy (copy, str);
+ if (__xpg_strerror_r (-2, buf, 1) == 0)
+ result |= 1;
+ if (*buf)
+ result |= 2;
+ __xpg_strerror_r (-2, buf, 256);
+ if (strcmp (str, copy))
+ result |= 4;
+ return result;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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 "$gl_cv_func_printf_directive_a" in
+ *yes)
+ ;;
+ *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
+
+ for ac_func in nl_langinfo
+do :
+ ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_NL_LANGINFO 1
+_ACEOF
+
+fi
+done
+
+ ;;
+ esac
+
+
+
+ case "$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 ${gl_cv_prog_as_underscore+y}
+then :
+ printf %s "(cached) " >&6
+else
+ cat > conftest.c <<EOF
+#ifdef __cplusplus
+extern "C" int foo (void);
+#endif
+int foo(void) { return 0; }
+EOF
+ # Look for the assembly language name in the .s file.
+ { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $gl_c_asm_opt conftest.c'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null 2>&1
+ if LC_ALL=C grep -E '(^|^a-zA-Z0-9_)_foo(^a-zA-Z0-9_|$)' 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
+
+cat >>confdefs.h <<_ACEOF
+#define USER_LABEL_PREFIX $USER_LABEL_PREFIX
+_ACEOF
+
+ ASM_SYMBOL_PREFIX='"'${USER_LABEL_PREFIX}'"'
+
+
+{ 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 <stdbool.h>
+ #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
+ #ifndef __bool_true_false_are_defined
+ "error: __bool_true_false_are_defined is not defined"
+ #endif
+
+ struct s { _Bool s: 1; _Bool t; } 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
+ http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html
+ http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html
+ */
+ _Bool q = true;
+ _Bool *pq = &q;
+
+int
+main (void)
+{
+
+ bool e = &s;
+ *pq |= q;
+ *pq |= ! 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);
+
+ ;
+ 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 :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE__BOOL 1
+_ACEOF
+
+
+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 <stdint.h>" >&5
+printf %s "checking absolute name of <stdint.h>... " >&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 <stdint.h>
+_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 <stdint.h>
+/* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in <wchar.h>. */
+#if !(defined WCHAR_MIN && defined WCHAR_MAX)
+#error "WCHAR_MIN, WCHAR_MAX not defined in <stdint.h>"
+#endif
+
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #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;
+
+#include <limits.h> /* 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 :
+ gl_cv_header_working_stdint_h=yes
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */
+#define __STDC_CONSTANT_MACROS 1
+#define __STDC_LIMIT_MACROS 1
+#include <stdint.h>
+
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+
+#include <stdio.h>
+#include <string.h>
+#define MVAL(macro) MVAL1(macro)
+#define MVAL1(expression) #expression
+static const char *macro_values[] =
+ {
+#ifdef INT8_MAX
+ MVAL (INT8_MAX),
+#endif
+#ifdef INT16_MAX
+ MVAL (INT16_MAX),
+#endif
+#ifdef INT32_MAX
+ MVAL (INT32_MAX),
+#endif
+#ifdef INT64_MAX
+ MVAL (INT64_MAX),
+#endif
+#ifdef UINT8_MAX
+ MVAL (UINT8_MAX),
+#endif
+#ifdef UINT16_MAX
+ MVAL (UINT16_MAX),
+#endif
+#ifdef UINT32_MAX
+ MVAL (UINT32_MAX),
+#endif
+#ifdef UINT64_MAX
+ MVAL (UINT64_MAX),
+#endif
+ NULL
+ };
+
+int
+main (void)
+{
+
+ const char **mv;
+ for (mv = macro_values; *mv != NULL; mv++)
+ {
+ const char *value = *mv;
+ /* Test whether it looks like a cast expression. */
+ if (strncmp (value, "((unsigned int)"/*)*/, 15) == 0
+ || strncmp (value, "((unsigned short)"/*)*/, 17) == 0
+ || strncmp (value, "((unsigned char)"/*)*/, 16) == 0
+ || strncmp (value, "((int)"/*)*/, 6) == 0
+ || strncmp (value, "((signed short)"/*)*/, 15) == 0
+ || strncmp (value, "((signed char)"/*)*/, 14) == 0)
+ return mv - macro_values + 1;
+ }
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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
+ if test "$gl_cv_header_working_stdint_h" = yes; then
+ { printf "%s\n" "$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 <stdint.h>
+
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #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 "$gl_cv_header_stdint_predates_cxx11_h" = yes; then
+
+printf "%s\n" "#define __STDC_CONSTANT_MACROS 1" >>confdefs.h
+
+
+printf "%s\n" "#define __STDC_LIMIT_MACROS 1" >>confdefs.h
+
+ fi
+ STDINT_H=
+ else
+ for ac_header in sys/inttypes.h sys/bitypes.h
+do :
+ as_ac_Header=`printf "%s\n" "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"
+then :
+ cat >>confdefs.h <<_ACEOF
+#define `printf "%s\n" "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+ if test $ac_cv_header_sys_inttypes_h = yes; then
+ HAVE_SYS_INTTYPES_H=1
+ else
+ HAVE_SYS_INTTYPES_H=0
+ fi
+
+ if test $ac_cv_header_sys_bitypes_h = yes; then
+ HAVE_SYS_BITYPES_H=1
+ else
+ HAVE_SYS_BITYPES_H=0
+ 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: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+#include <limits.h>"
+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_'`
+ cat >>confdefs.h <<_ACEOF
+#define BITSIZEOF_${GLTYPE} $result
+_ACEOF
+
+ eval BITSIZEOF_${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: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+#include <limits.h>"
+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_'`
+ cat >>confdefs.h <<_ACEOF
+#define BITSIZEOF_${GLTYPE} $result
+_ACEOF
+
+ eval BITSIZEOF_${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.$ac_ext
+/* end confdefs.h. */
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+ int verify[2 * (($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
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_SIGNED_${GLTYPE} 1
+_ACEOF
+
+ eval HAVE_SIGNED_${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: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #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
+ cat >>confdefs.h <<_ACEOF
+#define ${GLTYPE}_SUFFIX $result
+_ACEOF
+
+ done
+
+
+ fi
+
+
+ for gltype in sig_atomic_t wchar_t wint_t ; do
+ { printf "%s\n" "$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: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #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
+ cat >>confdefs.h <<_ACEOF
+#define ${GLTYPE}_SUFFIX $result
+_ACEOF
+
+ done
+
+
+
+ if test $BITSIZEOF_WINT_T -lt 32; then
+ BITSIZEOF_WINT_T=32
+ fi
+
+ STDINT_H=stdint.h
+ fi
+
+ if test -n "$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
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRDUP $ac_have_decl
+_ACEOF
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 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 <string.h>" >&5
+printf %s "checking absolute name of <string.h>... " >&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 <string.h>
+_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
+
+
+
+
+
+
+
+
+ GNULIB_MKTIME=0;
+ GNULIB_NANOSLEEP=0;
+ GNULIB_STRPTIME=0;
+ GNULIB_TIMEGM=0;
+ GNULIB_TIME_R=0;
+ GNULIB_TIME_RZ=0;
+ HAVE_DECL_LOCALTIME_R=1;
+ HAVE_NANOSLEEP=1;
+ HAVE_STRPTIME=1;
+ HAVE_TIMEGM=1;
+ REPLACE_LOCALTIME_R=GNULIB_PORTCHECK;
+ REPLACE_MKTIME=GNULIB_PORTCHECK;
+ REPLACE_NANOSLEEP=GNULIB_PORTCHECK;
+ REPLACE_TIMEGM=GNULIB_PORTCHECK;
+
+ : ${GNULIB_GETTIMEOFDAY=0};
+ REPLACE_GMTIME=0;
+ REPLACE_LOCALTIME=0;
+
+
+
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in <time.h>" >&5
+printf %s "checking for struct timespec in <time.h>... " >&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 <time.h>
+
+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 <sys/time.h>" >&5
+printf %s "checking for struct timespec in <sys/time.h>... " >&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 <sys/time.h>
+
+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 <pthread.h>" >&5
+printf %s "checking for struct timespec in <pthread.h>... " >&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 <pthread.h>
+
+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 <unistd.h>" >&5
+printf %s "checking for struct timespec in <unistd.h>... " >&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 <unistd.h>
+
+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 <time.h>" >&5
+printf %s "checking absolute name of <time.h>... " >&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 <time.h>
+_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=$gl_next_as_first_directive
+
+
+
+
+
+
+
+
+
+
+
+ { printf "%s\n" "$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 :
+ gl_cv_func_working_utimes=no
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/time.h>
+#include <time.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <utime.h>
+#include <errno.h>
+
+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; }
+
+ if test $gl_cv_func_working_utimes = yes; then
+
+printf "%s\n" "#define HAVE_WORKING_UTIMES 1" >>confdefs.h
+
+ fi
+
+
+
+
+
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct utimbuf" >&5
+printf %s "checking for struct utimbuf... " >&6; }
+if test ${gl_cv_sys_struct_utimbuf+y}
+then :
+ printf %s "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if HAVE_SYS_TIME_H
+ #include <sys/time.h>
+ #endif
+ #include <time.h>
+ #ifdef HAVE_UTIME_H
+ #include <utime.h>
+ #endif
+
+int
+main (void)
+{
+static struct utimbuf x; x.actime = x.modtime;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+ gl_cv_sys_struct_utimbuf=yes
+else
+ gl_cv_sys_struct_utimbuf=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_utimbuf" >&5
+printf "%s\n" "$gl_cv_sys_struct_utimbuf" >&6; }
+
+ if test $gl_cv_sys_struct_utimbuf = yes; then
+
+printf "%s\n" "#define HAVE_STRUCT_UTIMBUF 1" >>confdefs.h
+
+ fi
+
+
+
+
+
+
+
+
+
+
+
+
+ GNULIB_BTOWC=0;
+ GNULIB_WCTOB=0;
+ GNULIB_MBSINIT=0;
+ GNULIB_MBRTOWC=0;
+ GNULIB_MBRLEN=0;
+ GNULIB_MBSRTOWCS=0;
+ GNULIB_MBSNRTOWCS=0;
+ GNULIB_WCRTOMB=0;
+ GNULIB_WCSRTOMBS=0;
+ GNULIB_WCSNRTOMBS=0;
+ GNULIB_WCWIDTH=0;
+ GNULIB_WMEMCHR=0;
+ GNULIB_WMEMCMP=0;
+ GNULIB_WMEMCPY=0;
+ GNULIB_WMEMMOVE=0;
+ GNULIB_WMEMSET=0;
+ GNULIB_WCSLEN=0;
+ GNULIB_WCSNLEN=0;
+ GNULIB_WCSCPY=0;
+ GNULIB_WCPCPY=0;
+ GNULIB_WCSNCPY=0;
+ GNULIB_WCPNCPY=0;
+ GNULIB_WCSCAT=0;
+ GNULIB_WCSNCAT=0;
+ GNULIB_WCSCMP=0;
+ GNULIB_WCSNCMP=0;
+ GNULIB_WCSCASECMP=0;
+ GNULIB_WCSNCASECMP=0;
+ GNULIB_WCSCOLL=0;
+ GNULIB_WCSXFRM=0;
+ GNULIB_WCSDUP=0;
+ GNULIB_WCSCHR=0;
+ GNULIB_WCSRCHR=0;
+ GNULIB_WCSCSPN=0;
+ GNULIB_WCSSPN=0;
+ GNULIB_WCSPBRK=0;
+ GNULIB_WCSSTR=0;
+ GNULIB_WCSTOK=0;
+ GNULIB_WCSWIDTH=0;
+ HAVE_BTOWC=1;
+ HAVE_MBSINIT=1;
+ HAVE_MBRTOWC=1;
+ HAVE_MBRLEN=1;
+ HAVE_MBSRTOWCS=1;
+ HAVE_MBSNRTOWCS=1;
+ HAVE_WCRTOMB=1;
+ HAVE_WCSRTOMBS=1;
+ HAVE_WCSNRTOMBS=1;
+ HAVE_WMEMCHR=1;
+ HAVE_WMEMCMP=1;
+ HAVE_WMEMCPY=1;
+ HAVE_WMEMMOVE=1;
+ HAVE_WMEMSET=1;
+ HAVE_WCSLEN=1;
+ HAVE_WCSNLEN=1;
+ HAVE_WCSCPY=1;
+ HAVE_WCPCPY=1;
+ HAVE_WCSNCPY=1;
+ HAVE_WCPNCPY=1;
+ HAVE_WCSCAT=1;
+ HAVE_WCSNCAT=1;
+ HAVE_WCSCMP=1;
+ HAVE_WCSNCMP=1;
+ HAVE_WCSCASECMP=1;
+ HAVE_WCSNCASECMP=1;
+ HAVE_WCSCOLL=1;
+ HAVE_WCSXFRM=1;
+ HAVE_WCSDUP=1;
+ HAVE_WCSCHR=1;
+ HAVE_WCSRCHR=1;
+ HAVE_WCSCSPN=1;
+ HAVE_WCSSPN=1;
+ HAVE_WCSPBRK=1;
+ HAVE_WCSSTR=1;
+ HAVE_WCSTOK=1;
+ HAVE_WCSWIDTH=1;
+ HAVE_DECL_WCTOB=1;
+ HAVE_DECL_WCWIDTH=1;
+ REPLACE_MBSTATE_T=0;
+ REPLACE_BTOWC=0;
+ REPLACE_WCTOB=0;
+ REPLACE_MBSINIT=0;
+ REPLACE_MBRTOWC=0;
+ REPLACE_MBRLEN=0;
+ REPLACE_MBSRTOWCS=0;
+ REPLACE_MBSNRTOWCS=0;
+ REPLACE_WCRTOMB=0;
+ REPLACE_WCSRTOMBS=0;
+ REPLACE_WCSNRTOMBS=0;
+ REPLACE_WCWIDTH=0;
+ REPLACE_WCSWIDTH=0;
+
+
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether <wchar.h> uses 'inline' correctly" >&5
+printf %s "checking whether <wchar.h> 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: <stdio.h> must be included before
+ <wchar.h>.
+ BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
+#include <wchar.h>
+extern int zero (void);
+int main () { return zero(); }
+
+_ACEOF
+ if { { 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 $ac_status = 0; }; then
+ mv conftest.$ac_objext conftest1.$ac_objext
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #define wcstod renamed_wcstod
+/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
+ <wchar.h>.
+ BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
+#include <wchar.h>
+int zero (void) { return 0; }
+
+_ACEOF
+ if { { 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 $ac_status = 0; }; then
+ mv conftest.$ac_objext conftest2.$ac_objext
+ if $CC -o conftest$ac_exeext $CFLAGS $LDFLAGS conftest1.$ac_objext conftest2.$ac_objext $LIBS >&5 2>&1; then
+ :
+ else
+ gl_cv_header_wchar_h_correct_inline=no
+ fi
+ fi
+ fi
+ rm -f conftest1.$ac_objext conftest2.$ac_objext conftest$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 $? "<wchar.h> cannot be used with this compiler ($CC $CFLAGS $CPPFLAGS).
+This is a known interoperability problem of glibc <= 2.5 with gcc >= 4.3 in
+C99 mode. You have four options:
+ - Add the flag -fgnu89-inline to CC and reconfigure, or
+ - Fix your include files, using parts of
+ <http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=b037a293a48718af30d706c2e18c929d0e69a621>, or
+ - Use a gcc version older than 4.3, or
+ - Don't use the flags -std=c99 or -std=gnu99.
+Configuration aborted." "$LINENO" 5
+ fi
+
+
+ if 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) ac_cv_func_calloc_0_nonnull="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) ac_cv_func_calloc_0_nonnull="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$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
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_CALLOC_GNU 1
+_ACEOF
+
+
+
+
+
+ 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 <unistd.h>
+#endif
+#include <limits.h>
+#if defined HAVE_SYS_PARAM_H && !defined PATH_MAX && !defined MAXPATHLEN
+# include <sys/param.h>
+#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 __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=$ac_cv_search_clock_gettime
+fi
+
+ for ac_func in clock_gettime clock_settime
+do :
+ as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"
+then :
+ cat >>confdefs.h <<_ACEOF
+#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+ LIBS=$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 $ac_cv_header_sys_socket_h != yes; then
+ for ac_header in winsock2.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default"
+if test "x$ac_cv_header_winsock2_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_WINSOCK2_H 1
+_ACEOF
+
+fi
+done
+
+ 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.$ac_objext"
+
+ fi
+
+
+
+
+
+ GNULIB_CLOSE=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_CLOSE 1" >>confdefs.h
+
+
+
+
+
+
+ for ac_func in closedir
+do :
+ ac_fn_c_check_func "$LINENO" "closedir" "ac_cv_func_closedir"
+if test "x$ac_cv_func_closedir" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_CLOSEDIR 1
+_ACEOF
+
+fi
+done
+
+ 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 <dirent.h>" >&5
+printf %s "checking absolute name of <dirent.h>... " >&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 <dirent.h>
+_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 $ac_cv_header_dirent_h = yes; then
+ HAVE_DIRENT_H=1
+ else
+ HAVE_DIRENT_H=0
+ fi
+
+
+
+
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_DIRENT_SAFER 1
+_ACEOF
+
+
+
+
+
+
+
+ for ac_func in dirfd
+do :
+ ac_fn_c_check_func "$LINENO" "dirfd" "ac_cv_func_dirfd"
+if test "x$ac_cv_func_dirfd" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_DIRFD 1
+_ACEOF
+
+fi
+done
+
+ ac_fn_c_check_decl "$LINENO" "dirfd" "ac_cv_have_decl_dirfd" "#include <sys/types.h>
+ #include <dirent.h>
+"
+if test "x$ac_cv_have_decl_dirfd" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_DIRFD $ac_have_decl
+_ACEOF
+
+ 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 <sys/types.h>
+#include <dirent.h>
+#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.$ac_ext
+/* end confdefs.h. */
+
+ #include <sys/types.h>
+ #include <dirent.h>
+int
+main (void)
+{
+DIR *dir_p = opendir("."); (void) dir_p->DIR_FD_MEMBER_NAME;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$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
+
+cat >>confdefs.h <<_ACEOF
+#define DIR_FD_MEMBER_NAME $gl_cv_sys_dir_fd_member_name
+_ACEOF
+
+ fi
+
+
+ fi
+
+
+
+
+
+ GNULIB_DIRFD=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_DIRFD 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+ { printf "%s\n" "$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
+ # <bug-gnulib@gnu.org>.
+ 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 :
+ gl_cv_func_dup_works='guessing yes'
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <unistd.h>
+ #include <fcntl.h>
+ #include <errno.h>
+int
+main (void)
+{
+/* On OS/2 kLIBC, dup does not work on a directory fd. */
+ int fd = open (".", O_RDONLY);
+ return fd < 0 ? 1 : dup (fd) < 0 ? 2 : 0;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 <errno.h>
+ #include <fcntl.h>
+ #include <limits.h>
+ #include <sys/resource.h>
+ #include <unistd.h>
+ #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 "$gl_cv_func_dup2_works" in
+ *yes) ;;
+ *)
+ REPLACE_DUP2=1
+ for ac_func in setdtablesize
+do :
+ ac_fn_c_check_func "$LINENO" "setdtablesize" "ac_cv_func_setdtablesize"
+if test "x$ac_cv_func_setdtablesize" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_SETDTABLESIZE 1
+_ACEOF
+
+fi
+done
+
+ ;;
+ 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 <error.h>
+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
+
+
+
+
+
+
+
+ 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_open_directory_works="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_open_directory_works="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <fcntl.h>
+
+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 :
+ gl_cv_func_fflush_stdin=cross
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else /* on Windows with MSVC */
+# include <io.h>
+#endif
+
+int
+main (void)
+{
+FILE *f = fopen ("conftest.txt", "r");
+ char buffer[10];
+ int fd;
+ int c;
+ if (f == NULL)
+ return 1;
+ fd = fileno (f);
+ if (fd < 0 || fread (buffer, 1, 5, f) != 5)
+ return 2;
+ /* For deterministic results, ensure f read a bigger buffer. */
+ if (lseek (fd, 0, SEEK_CUR) == 5)
+ return 3;
+ /* POSIX requires fflush-fseek to set file offset of fd. This fails
+ on BSD systems and on mingw. */
+ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0)
+ return 4;
+ if (lseek (fd, 0, SEEK_CUR) != 5)
+ return 5;
+ /* Verify behaviour of fflush after ungetc. See
+ <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt> */
+ /* Verify behaviour of fflush after a backup ungetc. This fails on
+ mingw. */
+ c = fgetc (f);
+ ungetc (c, f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 6;
+ /* Verify behaviour of fflush after a non-backup ungetc. This fails
+ on glibc 2.8 and on BSD systems. */
+ c = fgetc (f);
+ ungetc ('@', f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 7;
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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
+
+cat >>confdefs.h <<_ACEOF
+#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin
+_ACEOF
+
+
+ if test $gl_cv_func_fflush_stdin != yes; then
+ REPLACE_FCLOSE=1
+ fi
+
+
+ if test $REPLACE_CLOSE = 1; then
+ REPLACE_FCLOSE=1
+ fi
+
+ 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 <errno.h>
+ #include <fcntl.h>
+ #include <limits.h>
+ #include <sys/resource.h>
+ #include <unistd.h>
+ #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 <fcntl.h>
+#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 <fcntl.h>" >&5
+printf %s "checking absolute name of <fcntl.h>... " >&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 <fcntl.h>
+_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
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_FCNTL_SAFER 1
+_ACEOF
+
+
+
+
+
+
+ LIB_FDATASYNC=
+
+
+ if test $ac_cv_have_decl_fdatasync = no; then
+ HAVE_DECL_FDATASYNC=0
+ for ac_func in fdatasync
+do :
+ ac_fn_c_check_func "$LINENO" "fdatasync" "ac_cv_func_fdatasync"
+if test "x$ac_cv_func_fdatasync" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_FDATASYNC 1
+_ACEOF
+
+fi
+done
+
+ 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 <dirent.h>
+
+"
+if test "x$ac_cv_have_decl_fdopendir" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FDOPENDIR $ac_have_decl
+_ACEOF
+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 <dirent.h>
+#include <fcntl.h>
+#include <unistd.h>
+#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.$ac_objext"
+
+ fi
+
+
+
+
+
+ GNULIB_FDOPENDIR=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_FDOPENDIR 1" >>confdefs.h
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_FDOPENDIR 1
+_ACEOF
+
+
+
+
+
+
+ { printf "%s\n" "$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 :
+ gl_cv_func_fflush_stdin=cross
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else /* on Windows with MSVC */
+# include <io.h>
+#endif
+
+int
+main (void)
+{
+FILE *f = fopen ("conftest.txt", "r");
+ char buffer[10];
+ int fd;
+ int c;
+ if (f == NULL)
+ return 1;
+ fd = fileno (f);
+ if (fd < 0 || fread (buffer, 1, 5, f) != 5)
+ return 2;
+ /* For deterministic results, ensure f read a bigger buffer. */
+ if (lseek (fd, 0, SEEK_CUR) == 5)
+ return 3;
+ /* POSIX requires fflush-fseek to set file offset of fd. This fails
+ on BSD systems and on mingw. */
+ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0)
+ return 4;
+ if (lseek (fd, 0, SEEK_CUR) != 5)
+ return 5;
+ /* Verify behaviour of fflush after ungetc. See
+ <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt> */
+ /* Verify behaviour of fflush after a backup ungetc. This fails on
+ mingw. */
+ c = fgetc (f);
+ ungetc (c, f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 6;
+ /* Verify behaviour of fflush after a non-backup ungetc. This fails
+ on glibc 2.8 and on BSD systems. */
+ c = fgetc (f);
+ ungetc ('@', f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 7;
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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
+
+cat >>confdefs.h <<_ACEOF
+#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin
+_ACEOF
+
+
+ if test $gl_cv_func_fflush_stdin != yes; then
+ REPLACE_FFLUSH=1
+ fi
+
+ if test $REPLACE_FFLUSH = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fflush.$ac_objext"
+
+ :
+ fi
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_FFLUSH 1
+_ACEOF
+
+
+
+
+
+
+
+ GNULIB_FFLUSH=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_FFLUSH 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+ FLOAT_H=
+ REPLACE_FLOAT_LDBL=0
+ case "$host_os" in
+ aix* | beos* | openbsd* | mirbsd* | irix*)
+ FLOAT_H=float.h
+ ;;
+ freebsd*)
+ 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__
+ yes
+ #endif
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "yes" >/dev/null 2>&1
+then :
+
+else
+ FLOAT_H=float.h
+fi
+rm -rf conftest*
+
+ ;;
+ esac
+ ;;
+ linux*)
+ case "$host_cpu" in
+ powerpc*)
+ FLOAT_H=float.h
+ ;;
+ esac
+ ;;
+ esac
+ case "$host_os" in
+ aix* | freebsd* | linux*)
+ if test -n "$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__
+ yes
+ #endif
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "yes" >/dev/null 2>&1
+then :
+ gl_cv_func_itold_works="guessing no"
+else
+ gl_cv_func_itold_works="guessing yes"
+fi
+rm -rf conftest*
+
+ ;;
+ *) gl_cv_func_itold_works="guessing yes" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$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 <float.h>" >&5
+printf %s "checking absolute name of <float.h>... " >&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 <float.h>
+_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 "$gl_cv_func_printf_directive_a" in
+ *yes)
+ ;;
+ *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
+
+ for ac_func in nl_langinfo
+do :
+ ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_NL_LANGINFO 1
+_ACEOF
+
+fi
+done
+
+ ;;
+ esac
+
+
+
+ case "$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 "$LINENO" "fpurge" "ac_cv_have_decl_fpurge" "#include <stdio.h>
+"
+if test "x$ac_cv_have_decl_fpurge" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FPURGE $ac_have_decl
+_ACEOF
+
+ if test "x$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.$ac_ext
+/* end confdefs.h. */
+#include <stdio.h>
+
+int
+main (void)
+{
+FILE *f = fopen ("conftest.txt", "w+");
+ if (!f) return 1;
+ if (fputc ('a', f) != 'a') return 2;
+ rewind (f);
+ if (fgetc (f) != 'a') return 3;
+ if (fgetc (f) != EOF) return 4;
+ if (fpurge (f) != 0) return 5;
+ if (putc ('b', f) != 'b') return 6;
+ if (fclose (f) != 0) return 7;
+ if ((f = fopen ("conftest.txt", "r")) == NULL) return 8;
+ if (fgetc (f) != 'a') return 9;
+ if (fgetc (f) != 'b') return 10;
+ if (fgetc (f) != EOF) return 11;
+ if (fclose (f) != 0) return 12;
+ if (remove ("conftest.txt") != 0) return 13;
+ return 0;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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 "$host_os" in
+ netbsd* | irix* | mingw*) gl_cv_func_frexp_works="guessing no";;
+ *) gl_cv_func_frexp_works="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <math.h>
+#include <string.h>
+#if HAVE_DECL_ALARM
+# include <signal.h>
+# include <unistd.h>
+#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 <math.h>
+"
+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 <math.h>
+ 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 <float.h>
+#include <math.h>
+/* Override the values of <float.h>, 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__
+# 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 <float.h> 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 <stdio.h>
+
+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 :
+ gl_cv_func_fflush_stdin=cross
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else /* on Windows with MSVC */
+# include <io.h>
+#endif
+
+int
+main (void)
+{
+FILE *f = fopen ("conftest.txt", "r");
+ char buffer[10];
+ int fd;
+ int c;
+ if (f == NULL)
+ return 1;
+ fd = fileno (f);
+ if (fd < 0 || fread (buffer, 1, 5, f) != 5)
+ return 2;
+ /* For deterministic results, ensure f read a bigger buffer. */
+ if (lseek (fd, 0, SEEK_CUR) == 5)
+ return 3;
+ /* POSIX requires fflush-fseek to set file offset of fd. This fails
+ on BSD systems and on mingw. */
+ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0)
+ return 4;
+ if (lseek (fd, 0, SEEK_CUR) != 5)
+ return 5;
+ /* Verify behaviour of fflush after ungetc. See
+ <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt> */
+ /* Verify behaviour of fflush after a backup ungetc. This fails on
+ mingw. */
+ c = fgetc (f);
+ ungetc (c, f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 6;
+ /* Verify behaviour of fflush after a non-backup ungetc. This fails
+ on glibc 2.8 and on BSD systems. */
+ c = fgetc (f);
+ ungetc ('@', f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 7;
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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
+
+cat >>confdefs.h <<_ACEOF
+#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin
+_ACEOF
+
+
+ if test $gl_cv_func_fflush_stdin != yes; then
+ REPLACE_FSEEKO=1
+ fi
+
+ fi
+
+ if test $HAVE_FSEEKO = 0 || test $REPLACE_FSEEKO = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fseeko.$ac_objext"
+
+
+ for ac_func in _fseeki64
+do :
+ ac_fn_c_check_func "$LINENO" "_fseeki64" "ac_cv_func__fseeki64"
+if test "x$ac_cv_func__fseeki64" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE__FSEEKI64 1
+_ACEOF
+
+fi
+done
+
+
+ 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
+
+
+
+
+ if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+ REPLACE_FSTAT=1
+ fi
+
+
+ if test $WINDOWS_64_BIT_ST_SIZE = 1; then
+ REPLACE_FSTAT=1
+ fi
+
+
+
+
+
+ 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"
+
+ :
+ 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 <fcntl.h>
+ #include <sys/stat.h>
+ 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
+ case $gl_cv_func_fstatat_zero_flag in
+ *yes)
+
+printf "%s\n" "#define HAVE_WORKING_FSTATAT_ZERO_FLAG 1" >>confdefs.h
+
+ ;;
+ esac
+ ;;
+ 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 <stdio.h>
+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 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#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)
+ 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))
+ return 74;
+ if (!(getc (fp) == 'h'))
+ return 1;
+ if (!(getc (fp) == EOF))
+ return 2;
+ if (!(ftell (fp) == 8))
+ return 3;
+ if (!(ftell (fp) == 8))
+ return 4;
+ if (!(putc ('!', fp) == '!'))
+ return 5;
+ if (!(ftell (fp) == 9))
+ 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))
+ return 10;
+ if (!(memcmp (buf, "foogarsh!", 9) == 0))
+ 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.$ac_objext"
+
+
+ for ac_func in _ftelli64
+do :
+ ac_fn_c_check_func "$LINENO" "_ftelli64" "ac_cv_func__ftelli64"
+if test "x$ac_cv_func__ftelli64" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE__FTELLI64 1
+_ACEOF
+
+fi
+done
+
+
+ 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 $ac_cv_have_decl_getdtablesize = yes; then
+ # Cygwin 1.7.25 automatically increases the RLIMIT_NOFILE soft limit
+ # up to an unchangeable hard limit; all other platforms correctly
+ # require setrlimit before getdtablesize() can report a larger value.
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getdtablesize works" >&5
+printf %s "checking whether getdtablesize works... " >&6; }
+if test ${gl_cv_func_getdtablesize_works+y}
+then :
+ printf %s "(cached) " >&6
+else
+ if test "$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 <unistd.h>
+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
+
+
+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) ;;
+ *) 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
+
+
+
+
+
+
+
+
+ if test $REPLACE_GETOPT = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS getopt.$ac_objext"
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS getopt1.$ac_objext"
+
+
+
+
+ GNULIB_GL_UNISTD_H_GETOPT=1
+ fi
+
+
+
+printf "%s\n" "#define GNULIB_TEST_GETOPT_GNU 1" >>confdefs.h
+
+
+
+
+
+
+
+ REPLACE_GETOPT=0
+ if test -n "$gl_replace_getopt"; then
+ REPLACE_GETOPT=1
+ fi
+
+ if test $REPLACE_GETOPT = 1; then
+
+ GETOPT_H=getopt.h
+
+printf "%s\n" "#define __GETOPT_PREFIX rpl_" >>confdefs.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
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 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 "$host_os" in
+ # Guess all is fine on glibc systems.
+ *-gnu*) gl_cv_func_gettimeofday_clobber="guessing no" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_gettimeofday_clobber="guessing yes" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <string.h>
+ #include <sys/time.h>
+ #include <time.h>
+ #include <stdlib.h>
+
+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 "$gl_cv_func_gettimeofday_clobber" in
+ *yes)
+ REPLACE_GETTIMEOFDAY=1
+
+ REPLACE_GMTIME=1
+ REPLACE_LOCALTIME=1
+
+
+printf "%s\n" "#define GETTIMEOFDAY_CLOBBERS_LOCALTIME 1" >>confdefs.h
+
+ ;;
+ esac
+
+ { printf "%s\n" "$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 <sys/time.h>
+ 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 <sys/time.h>
+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
+
+ fi
+
+cat >>confdefs.h <<_ACEOF
+#define GETTIMEOFDAY_TIMEZONE $gl_gettimeofday_timezone
+_ACEOF
+
+
+ if test $HAVE_GETTIMEOFDAY = 0 || test $REPLACE_GETTIMEOFDAY = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS gettimeofday.$ac_objext"
+
+
+ for ac_header in sys/timeb.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "sys/timeb.h" "ac_cv_header_sys_timeb_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_timeb_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_SYS_TIMEB_H 1
+_ACEOF
+
+fi
+done
+
+ for ac_func in _ftime
+do :
+ ac_fn_c_check_func "$LINENO" "_ftime" "ac_cv_func__ftime"
+if test "x$ac_cv_func__ftime" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE__FTIME 1
+_ACEOF
+
+fi
+done
+
+
+ fi
+
+
+
+
+
+ GNULIB_GETTIMEOFDAY=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_GETTIMEOFDAY 1" >>confdefs.h
+
+
+
+
+ if ${MAKE-make} --version /cannot/make/this >/dev/null 2>&1; then
+ GNU_MAKE_TRUE=
+ GNU_MAKE_FALSE='#'
+else
+ GNU_MAKE_TRUE='#'
+ GNU_MAKE_FALSE=
+fi
+
+
+ # Autoconf 2.61a.99 and earlier don't support linking a file only
+ # in VPATH builds. But since GNUmakefile is for maintainer use
+ # only, it does not matter if we skip the link with older autoconf.
+ # Automake 1.10.1 and earlier try to remove GNUmakefile in non-VPATH
+ # builds, so use a shell variable to bypass this.
+ GNUmakefile=GNUmakefile
+ ac_config_links="$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 <math.h>
+ #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 <math.h>
+ #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 "$host_os" in
+ irix* | solaris*) gl_cv_func_isnanf_works="guessing no";;
+ *) gl_cv_func_isnanf_works="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <math.h>
+#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.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#define NWORDS \
+ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { float value; unsigned int word[NWORDS]; } memory_float;
+static unsigned int ored_words[NWORDS];
+static unsigned int anded_words[NWORDS];
+static void add_to_ored_words (float x)
+{
+ memory_float m;
+ size_t i;
+ /* Clear it first, in case
+ sizeof (float) < sizeof (memory_float). */
+ memset (&m, 0, sizeof (memory_float));
+ m.value = x;
+ for (i = 0; i < NWORDS; i++)
+ {
+ ored_words[i] |= m.word[i];
+ anded_words[i] &= m.word[i];
+ }
+}
+int main ()
+{
+ size_t j;
+ FILE *fp = fopen ("conftest.out", "w");
+ if (fp == NULL)
+ return 1;
+ for (j = 0; j < NWORDS; j++)
+ anded_words[j] = ~ (unsigned int) 0;
+ add_to_ored_words (0.25f);
+ add_to_ored_words (0.5f);
+ add_to_ored_words (1.0f);
+ add_to_ored_words (2.0f);
+ add_to_ored_words (4.0f);
+ /* Remove bits that are common (e.g. if representation of the first mantissa
+ bit is explicit). */
+ for (j = 0; j < NWORDS; j++)
+ ored_words[j] &= ~anded_words[j];
+ /* Now find the nonzero word. */
+ for (j = 0; j < NWORDS; j++)
+ if (ored_words[j] != 0)
+ break;
+ if (j < NWORDS)
+ {
+ size_t i;
+ for (i = j + 1; i < NWORDS; i++)
+ if (ored_words[i] != 0)
+ {
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+ }
+ for (i = 0; ; i++)
+ if ((ored_words[j] >> i) & 1)
+ {
+ fprintf (fp, "word %d bit %d", (int) j, (int) i);
+ return (fclose (fp) != 0);
+ }
+ }
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 //'`
+
+cat >>confdefs.h <<_ACEOF
+#define FLT_EXPBIT0_WORD $word
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define FLT_EXPBIT0_BIT $bit
+_ACEOF
+
+ ;;
+ esac
+
+
+ fi
+
+
+ { printf "%s\n" "$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 <math.h>
+ #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 :
+ gl_cv_func_isnanl_works="guessing yes"
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <limits.h>
+#include <math.h>
+#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"
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#define NWORDS \
+ ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { long double value; unsigned int word[NWORDS]; }
+ memory_long_double;
+static unsigned int ored_words[NWORDS];
+static unsigned int anded_words[NWORDS];
+static void add_to_ored_words (long double x)
+{
+ memory_long_double m;
+ size_t i;
+ /* Clear it first, in case
+ sizeof (long double) < sizeof (memory_long_double). */
+ memset (&m, 0, sizeof (memory_long_double));
+ m.value = x;
+ for (i = 0; i < NWORDS; i++)
+ {
+ ored_words[i] |= m.word[i];
+ anded_words[i] &= m.word[i];
+ }
+}
+int main ()
+{
+ size_t j;
+ FILE *fp = fopen ("conftest.out", "w");
+ if (fp == NULL)
+ return 1;
+ for (j = 0; j < NWORDS; j++)
+ anded_words[j] = ~ (unsigned int) 0;
+ add_to_ored_words (0.25L);
+ add_to_ored_words (0.5L);
+ add_to_ored_words (1.0L);
+ add_to_ored_words (2.0L);
+ add_to_ored_words (4.0L);
+ /* Remove bits that are common (e.g. if representation of the first mantissa
+ bit is explicit). */
+ for (j = 0; j < NWORDS; j++)
+ ored_words[j] &= ~anded_words[j];
+ /* Now find the nonzero word. */
+ for (j = 0; j < NWORDS; j++)
+ if (ored_words[j] != 0)
+ break;
+ if (j < NWORDS)
+ {
+ size_t i;
+ for (i = j + 1; i < NWORDS; i++)
+ if (ored_words[i] != 0)
+ {
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+ }
+ for (i = 0; ; i++)
+ if ((ored_words[j] >> i) & 1)
+ {
+ fprintf (fp, "word %d bit %d", (int) j, (int) i);
+ return (fclose (fp) != 0);
+ }
+ }
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 //'`
+
+cat >>confdefs.h <<_ACEOF
+#define LDBL_EXPBIT0_WORD $word
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define LDBL_EXPBIT0_BIT $bit
+_ACEOF
+
+ ;;
+ esac
+
+
+
+ fi
+
+
+ { printf "%s\n" "$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=$LIBS
+ # Link with -lm to detect binutils 2.16 bug with --as-needed; see
+ # <http://lists.gnu.org/archive/html/bug-gnulib/2006-06/msg00131.html>.
+ LIBS="$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
+
+
+
+
+ if test "$gl_threads_api" = posix; then
+ # OSF/1 4.0 and Mac OS X 10.1 lack the pthread_rwlock_t type and the
+ # pthread_rwlock_* functions.
+ ac_fn_c_check_type "$LINENO" "pthread_rwlock_t" "ac_cv_type_pthread_rwlock_t" "#include <pthread.h>
+"
+if test "x$ac_cv_type_pthread_rwlock_t" = xyes
+then :
+
+printf "%s\n" "#define HAVE_PTHREAD_RWLOCK 1" >>confdefs.h
+
+fi
+
+ # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro.
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #include <pthread.h>
+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.$ac_ext
+ fi
+ :
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_LOCK 1
+_ACEOF
+
+
+
+
+
+
+
+
+ { printf "%s\n" "$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 <sys/types.h> /* for off_t */
+#include <stdio.h> /* for SEEK_CUR */
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else /* on Windows with MSVC */
+# include <io.h>
+#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 $ac_cv_func_lstat = yes; then
+
+ case "$gl_cv_func_lstat_dereferences_slashed_symlink" in
+ *no)
+ REPLACE_LSTAT=1
+ ;;
+ esac
+ else
+ HAVE_LSTAT=0
+ fi
+
+ if test $REPLACE_LSTAT = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS lstat.$ac_objext"
+
+ :
+ fi
+
+
+
+
+
+ GNULIB_LSTAT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_LSTAT 1" >>confdefs.h
+
+
+
+
+
+
+
+
+ for ac_header in stdlib.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdlib_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_STDLIB_H 1
+_ACEOF
+
+fi
+done
+
+ { 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 "$host_os" in
+ # Guess yes on platforms where we know the result.
+ *-gnu* | freebsd* | netbsd* | openbsd* \
+ | hpux* | solaris* | cygwin* | mingw*)
+ ac_cv_func_malloc_0_nonnull=yes ;;
+ # If we don't know, assume the worst.
+ *) ac_cv_func_malloc_0_nonnull=no ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if defined STDC_HEADERS || defined HAVE_STDLIB_H
+ # include <stdlib.h>
+ #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
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_MALLOC_GNU 1
+_ACEOF
+
+
+
+
+
+ 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 <math.h>" >&5
+printf %s "checking absolute name of <math.h>... " >&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 <math.h>
+_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 <math.h>
+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 <math.h>
+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.$ac_objext"
+
+
+ for ac_header in bp-sym.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "bp-sym.h" "ac_cv_header_bp_sym_h" "$ac_includes_default"
+if test "x$ac_cv_header_bp_sym_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_BP_SYM_H 1
+_ACEOF
+
+fi
+done
+
+
+ fi
+
+
+
+
+
+ GNULIB_MEMCHR=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_MEMCHR 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+ for ac_func in mempcpy
+do :
+ ac_fn_c_check_func "$LINENO" "mempcpy" "ac_cv_func_mempcpy"
+if test "x$ac_cv_func_mempcpy" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_MEMPCPY 1
+_ACEOF
+
+fi
+done
+
+ 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 $ac_cv_have_decl_memrchr = no; then
+ HAVE_DECL_MEMRCHR=0
+ fi
+
+ for ac_func in memrchr
+do :
+ ac_fn_c_check_func "$LINENO" "memrchr" "ac_cv_func_memrchr"
+if test "x$ac_cv_func_memrchr" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_MEMRCHR 1
+_ACEOF
+
+fi
+done
+
+
+ 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.$ac_objext"
+
+ fi
+
+
+
+ case "$host_os" in
+ mingw* | pw*)
+ REPLACE_OPEN=1
+ ;;
+ *)
+
+ { 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 <fcntl.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#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 in
+ yes+*yes)
+ ;;
+ yes+*)
+ # 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.$ac_objext"
+
+
+
+ :
+
+ fi
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_OPENAT 1
+_ACEOF
+
+
+
+
+
+
+ GNULIB_OPENAT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_OPENAT 1" >>confdefs.h
+
+
+
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_OPENAT_SAFER 1
+_ACEOF
+
+
+
+
+
+ for ac_func in opendir
+do :
+ ac_fn_c_check_func "$LINENO" "opendir" "ac_cv_func_opendir"
+if test "x$ac_cv_func_opendir" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_OPENDIR 1
+_ACEOF
+
+fi
+done
+
+ 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 :
+ gl_cv_func_perror_works="guessing no"
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <errno.h>
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+
+int
+main (void)
+{
+char *str = strerror (-1);
+ if (!getenv("CONFTEST_OUTPUT")) return 0;
+ if (!str) str = "";
+ puts (str);
+ errno = -1;
+ perror ("");
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$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; }
+ if test "$gl_cv_func_perror_works" != yes; then
+ REPLACE_PERROR=1
+ fi
+ ;;
+ *)
+ 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 "$host_os" in
+ netbsd* | irix* | mingw*) gl_cv_func_frexp_works="guessing no";;
+ *) gl_cv_func_frexp_works="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <math.h>
+#include <string.h>
+#if HAVE_DECL_ALARM
+# include <signal.h>
+# include <unistd.h>
+#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 <math.h>
+ 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 <math.h>
+ 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 <float.h>
+#include <math.h>
+/* Override the values of <float.h>, 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__
+# 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 <float.h> 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 <math.h>
+"
+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 <math.h>
+ 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 "$host_os" in
+ aix | aix[3-6]*) gl_cv_func_ldexpl_works="guessing no";;
+ *) gl_cv_func_ldexpl_works="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <math.h>
+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 <math.h>
+"
+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.$ac_objext"
+
+ REPLACE_PRINTF=1
+
+printf "%s\n" "#define REPLACE_PRINTF_POSIX 1" >>confdefs.h
+
+ :
+
+ fi
+
+
+
+
+
+
+ GNULIB_PRINTF_POSIX=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_PRINTF_POSIX 1" >>confdefs.h
+
+
+
+
+
+
+
+ for ac_func in readdir
+do :
+ ac_fn_c_check_func "$LINENO" "readdir" "ac_cv_func_readdir"
+if test "x$ac_cv_func_readdir" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_READDIR 1
+_ACEOF
+
+fi
+done
+
+ if test $ac_cv_func_readdir = no; then
+ HAVE_READDIR=0
+ fi
+
+ if test $HAVE_READDIR = 0; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS readdir.$ac_objext"
+
+ fi
+
+
+
+
+
+ GNULIB_READDIR=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_READDIR 1" >>confdefs.h
+
+
+
+
+
+
+ for ac_header in stdlib.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdlib_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_STDLIB_H 1
+_ACEOF
+
+fi
+done
+
+ { 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 "$host_os" in
+ # Guess yes on platforms where we know the result.
+ *-gnu* | freebsd* | netbsd* | openbsd* \
+ | hpux* | solaris* | cygwin* | mingw*)
+ ac_cv_func_realloc_0_nonnull=yes ;;
+ # If we don't know, assume the worst.
+ *) ac_cv_func_realloc_0_nonnull=no ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if defined STDC_HEADERS || defined HAVE_STDLIB_H
+ # include <stdlib.h>
+ #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
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_REALLOC_GNU 1
+_ACEOF
+
+
+
+
+
+ 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_rmdir_works="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_rmdir_works="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <stdio.h>
+ #include <errno.h>
+ #if HAVE_UNISTD_H
+ # include <unistd.h>
+ #else /* on Windows with MSVC */
+ # include <direct.h>
+ #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.$ac_objext"
+
+ fi
+
+
+
+
+
+ GNULIB_RMDIR=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_RMDIR 1" >>confdefs.h
+
+
+
+
+
+
+
+ :
+
+
+
+ { printf "%s\n" "$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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_signbit="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_signbit="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <math.h>
+/* 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 <string.h>
+
+/* 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_signbit_gcc="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_signbit_gcc="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$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 <string.h>
+
+/* 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.$ac_ext
+/* end confdefs.h. */
+
+#include <stddef.h>
+#include <stdio.h>
+#define NWORDS \
+ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { float value; unsigned int word[NWORDS]; }
+ memory_float;
+static memory_float plus = { 1.0f };
+static memory_float minus = { -1.0f };
+int main ()
+{
+ size_t j, k, i;
+ unsigned int m;
+ FILE *fp = fopen ("conftest.out", "w");
+ if (fp == NULL)
+ return 1;
+ /* Find the different bit. */
+ k = 0; m = 0;
+ for (j = 0; j < NWORDS; j++)
+ {
+ unsigned int x = plus.word[j] ^ minus.word[j];
+ if ((x & (x - 1)) || (x && m))
+ {
+ /* More than one bit difference. */
+ fprintf (fp, "unknown");
+ return 2;
+ }
+ if (x)
+ {
+ k = j;
+ m = x;
+ }
+ }
+ if (m == 0)
+ {
+ /* No difference. */
+ fprintf (fp, "unknown");
+ return 3;
+ }
+ /* Now m = plus.word[k] ^ ~minus.word[k]. */
+ if (plus.word[k] & ~minus.word[k])
+ {
+ /* Oh? The sign bit is set in the positive and cleared in the negative
+ numbers? */
+ fprintf (fp, "unknown");
+ return 4;
+ }
+ for (i = 0; ; i++)
+ if ((m >> i) & 1)
+ break;
+ fprintf (fp, "word %d bit %d", (int) k, (int) i);
+ if (fclose (fp) != 0)
+ return 5;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 //'`
+
+cat >>confdefs.h <<_ACEOF
+#define FLT_SIGNBIT_WORD $word
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define FLT_SIGNBIT_BIT $bit
+_ACEOF
+
+ ;;
+ esac
+
+
+
+
+ { printf "%s\n" "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <stddef.h>
+#include <stdio.h>
+#define NWORDS \
+ ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { double value; unsigned int word[NWORDS]; }
+ memory_float;
+static memory_float plus = { 1.0 };
+static memory_float minus = { -1.0 };
+int main ()
+{
+ size_t j, k, i;
+ unsigned int m;
+ FILE *fp = fopen ("conftest.out", "w");
+ if (fp == NULL)
+ return 1;
+ /* Find the different bit. */
+ k = 0; m = 0;
+ for (j = 0; j < NWORDS; j++)
+ {
+ unsigned int x = plus.word[j] ^ minus.word[j];
+ if ((x & (x - 1)) || (x && m))
+ {
+ /* More than one bit difference. */
+ fprintf (fp, "unknown");
+ return 2;
+ }
+ if (x)
+ {
+ k = j;
+ m = x;
+ }
+ }
+ if (m == 0)
+ {
+ /* No difference. */
+ fprintf (fp, "unknown");
+ return 3;
+ }
+ /* Now m = plus.word[k] ^ ~minus.word[k]. */
+ if (plus.word[k] & ~minus.word[k])
+ {
+ /* Oh? The sign bit is set in the positive and cleared in the negative
+ numbers? */
+ fprintf (fp, "unknown");
+ return 4;
+ }
+ for (i = 0; ; i++)
+ if ((m >> i) & 1)
+ break;
+ fprintf (fp, "word %d bit %d", (int) k, (int) i);
+ if (fclose (fp) != 0)
+ return 5;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 //'`
+
+cat >>confdefs.h <<_ACEOF
+#define DBL_SIGNBIT_WORD $word
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define DBL_SIGNBIT_BIT $bit
+_ACEOF
+
+ ;;
+ esac
+
+
+
+
+ { printf "%s\n" "$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.$ac_ext
+/* end confdefs.h. */
+
+#include <stddef.h>
+#include <stdio.h>
+#define NWORDS \
+ ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { long double value; unsigned int word[NWORDS]; }
+ memory_float;
+static memory_float plus = { 1.0L };
+static memory_float minus = { -1.0L };
+int main ()
+{
+ size_t j, k, i;
+ unsigned int m;
+ FILE *fp = fopen ("conftest.out", "w");
+ if (fp == NULL)
+ return 1;
+ /* Find the different bit. */
+ k = 0; m = 0;
+ for (j = 0; j < NWORDS; j++)
+ {
+ unsigned int x = plus.word[j] ^ minus.word[j];
+ if ((x & (x - 1)) || (x && m))
+ {
+ /* More than one bit difference. */
+ fprintf (fp, "unknown");
+ return 2;
+ }
+ if (x)
+ {
+ k = j;
+ m = x;
+ }
+ }
+ if (m == 0)
+ {
+ /* No difference. */
+ fprintf (fp, "unknown");
+ return 3;
+ }
+ /* Now m = plus.word[k] ^ ~minus.word[k]. */
+ if (plus.word[k] & ~minus.word[k])
+ {
+ /* Oh? The sign bit is set in the positive and cleared in the negative
+ numbers? */
+ fprintf (fp, "unknown");
+ return 4;
+ }
+ for (i = 0; ; i++)
+ if ((m >> i) & 1)
+ break;
+ fprintf (fp, "word %d bit %d", (int) k, (int) i);
+ if (fclose (fp) != 0)
+ return 5;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 //'`
+
+cat >>confdefs.h <<_ACEOF
+#define LDBL_SIGNBIT_WORD $word
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define LDBL_SIGNBIT_BIT $bit
+_ACEOF
+
+ ;;
+ esac
+
+
+ if test "$gl_cv_cc_float_signbit" = unknown; then
+ ac_fn_c_check_decl "$LINENO" "copysignf" "ac_cv_have_decl_copysignf" "#include <math.h>
+"
+if test "x$ac_cv_have_decl_copysignf" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_COPYSIGNF $ac_have_decl
+_ACEOF
+
+ if test "$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 <math.h>
+ 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 "$LINENO" "copysign" "ac_cv_have_decl_copysign" "#include <math.h>
+"
+if test "x$ac_cv_have_decl_copysign" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_COPYSIGN $ac_have_decl
+_ACEOF
+
+ if test "$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 <math.h>
+ 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 "$LINENO" "copysignl" "ac_cv_have_decl_copysignl" "#include <math.h>
+"
+if test "x$ac_cv_have_decl_copysignl" = xyes
+then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_COPYSIGNL $ac_have_decl
+_ACEOF
+
+ if test "$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 <math.h>
+ 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.$ac_objext"
+
+ fi
+
+
+
+
+
+ GNULIB_SIGNBIT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_SIGNBIT 1" >>confdefs.h
+
+
+
+
+ for ac_header in stdint.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdint_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_STDINT_H 1
+_ACEOF
+
+fi
+done
+
+ { 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 <limits.h>
+#if HAVE_STDINT_H
+#include <stdint.h>
+#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 "$LINENO" "sizeof (size_t) * CHAR_BIT - 1" "size_t_bits_minus_1" "#include <stddef.h>
+#include <limits.h>"
+then :
+
+else
+ size_t_bits_minus_1=
+fi
+
+ if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) <= sizeof (unsigned int)" "fits_in_uint" "#include <stddef.h>"
+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 <stddef.h>
+ 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
+
+cat >>confdefs.h <<_ACEOF
+#define SIZE_MAX $gl_cv_size_max
+_ACEOF
+
+ fi
+
+
+
+ { printf "%s\n" "$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 <sys/types.h>
+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 $gt_cv_ssize_t = no; then
+
+printf "%s\n" "#define ssize_t int" >>confdefs.h
+
+ fi
+
+
+
+
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on directories" >&5
+printf %s "checking whether stat handles trailing slashes on directories... " >&6; }
+if test ${gl_cv_func_stat_dir_slash+y}
+then :
+ printf %s "(cached) " >&6
+else
+ if test "$cross_compiling" = yes
+then :
+ case $host_os in
+ mingw*) gl_cv_func_stat_dir_slash="guessing no";;
+ *) gl_cv_func_stat_dir_slash="guessing yes";;
+ esac
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/stat.h>
+
+int
+main (void)
+{
+struct stat st; return stat (".", &st) != stat ("./", &st);
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+ gl_cv_func_stat_dir_slash=yes
+else
+ gl_cv_func_stat_dir_slash=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_dir_slash" >&5
+printf "%s\n" "$gl_cv_func_stat_dir_slash" >&6; }
+ { 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_stat_file_slash="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_stat_file_slash="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/stat.h>
+
+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_dir_slash in
+ *no) REPLACE_STAT=1
+
+printf "%s\n" "#define REPLACE_FUNC_STAT_DIR 1" >>confdefs.h
+;;
+ esac
+ case $gl_cv_func_stat_file_slash in
+ *no) REPLACE_STAT=1
+
+printf "%s\n" "#define REPLACE_FUNC_STAT_FILE 1" >>confdefs.h
+;;
+ esac
+
+ if test $REPLACE_STAT = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS stat.$ac_objext"
+
+ :
+ fi
+
+
+
+
+
+ GNULIB_STAT=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_STAT 1" >>confdefs.h
+
+
+
+
+
+
+
+ ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.tv_nsec" "ac_cv_member_struct_stat_st_atim_tv_nsec" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+if test "x$ac_cv_member_struct_stat_st_atim_tv_nsec" = xyes
+then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC 1
+_ACEOF
+
+{ printf "%s\n" "$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 <sys/types.h>
+ #include <sys/stat.h>
+ #if HAVE_SYS_TIME_H
+ # include <sys/time.h>
+ #endif
+ #include <time.h>
+ 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 <sys/types.h>
+ #include <sys/stat.h>
+"
+if test "x$ac_cv_member_struct_stat_st_atimespec_tv_nsec" = xyes
+then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_STAT_ST_ATIMESPEC_TV_NSEC 1
+_ACEOF
+
+
+else
+ ac_fn_c_check_member "$LINENO" "struct stat" "st_atimensec" "ac_cv_member_struct_stat_st_atimensec" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+if test "x$ac_cv_member_struct_stat_st_atimensec" = xyes
+then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_STAT_ST_ATIMENSEC 1
+_ACEOF
+
+
+else
+ ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.st__tim.tv_nsec" "ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+if test "x$ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" = xyes
+then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_STAT_ST_ATIM_ST__TIM_TV_NSEC 1
+_ACEOF
+
+
+fi
+
+fi
+
+fi
+
+fi
+
+
+
+
+
+ ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimespec.tv_nsec" "ac_cv_member_struct_stat_st_birthtimespec_tv_nsec" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+if test "x$ac_cv_member_struct_stat_st_birthtimespec_tv_nsec" = xyes
+then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC 1
+_ACEOF
+
+
+else
+ ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimensec" "ac_cv_member_struct_stat_st_birthtimensec" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+if test "x$ac_cv_member_struct_stat_st_birthtimensec" = xyes
+then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC 1
+_ACEOF
+
+
+else
+ ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtim.tv_nsec" "ac_cv_member_struct_stat_st_birthtim_tv_nsec" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+if test "x$ac_cv_member_struct_stat_st_birthtim_tv_nsec" = xyes
+then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_STAT_ST_BIRTHTIM_TV_NSEC 1
+_ACEOF
+
+
+fi
+
+fi
+
+fi
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_STATAT 1
+_ACEOF
+
+
+
+
+ # Define two additional variables used in the Makefile substitution.
+
+ if test "$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=
+ ac_fn_c_check_type "$LINENO" "max_align_t" "ac_cv_type_max_align_t" "#include <stddef.h>
+
+"
+if test "x$ac_cv_type_max_align_t" = xyes
+then :
+
+else
+ 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 <stddef.h>
+ 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 <stddef.h>" >&5
+printf %s "checking absolute name of <stddef.h>... " >&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 <stddef.h>
+_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
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 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 <stdio.h>" >&5
+printf %s "checking absolute name of <stdio.h>... " >&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 <stdio.h>
+_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 <stdio.h>
+ #include <inttypes.h>
+ /* 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 __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
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_FSCANF 1
+_ACEOF
+
+
+ GNULIB_SCANF=1
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_SCANF 1
+_ACEOF
+
+
+ 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 <stdlib.h>" >&5
+printf %s "checking absolute name of <stdlib.h>... " >&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 <stdlib.h>
+_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=$gl_next_as_first_directive
+
+
+
+
+
+
+
+
+
+
+
+
+
+ for ac_func in stpcpy
+do :
+ ac_fn_c_check_func "$LINENO" "stpcpy" "ac_cv_func_stpcpy"
+if test "x$ac_cv_func_stpcpy" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_STPCPY 1
+_ACEOF
+
+fi
+done
+
+ 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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_working_strerror="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_working_strerror="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <string.h>
+
+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.$ac_objext"
+
+ fi
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_STRERROR 1
+_ACEOF
+
+
+
+
+
+
+
+ GNULIB_STRERROR=1
+
+
+
+
+
+printf "%s\n" "#define GNULIB_TEST_STRERROR 1" >>confdefs.h
+
+
+
+
+
+ if test -n "$ERRNO_H" || test $REPLACE_STRERROR_0 = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS strerror-override.$ac_objext"
+
+
+
+
+
+ if test $ac_cv_header_sys_socket_h != yes; then
+ for ac_header in winsock2.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default"
+if test "x$ac_cv_header_winsock2_h" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_WINSOCK2_H 1
+_ACEOF
+
+fi
+done
+
+ 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
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 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 <sys/stat.h>" >&5
+printf %s "checking absolute name of <sys/stat.h>... " >&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 <sys/stat.h>
+_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
+
+
+
+
+
+
+
+
+
+
+
+ if test $WINDOWS_64_BIT_ST_SIZE = 1; then
+
+printf "%s\n" "#define _GL_WINDOWS_64_BIT_ST_SIZE 1" >>confdefs.h
+
+ fi
+
+ ac_fn_c_check_type "$LINENO" "nlink_t" "ac_cv_type_nlink_t" "#include <sys/types.h>
+ #include <sys/stat.h>
+"
+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 <unistd.h>" >&5
+printf %s "checking absolute name of <unistd.h>... " >&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 <unistd.h>
+_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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_unlink_honors_slashes="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_unlink_honors_slashes="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if HAVE_UNISTD_H
+ # include <unistd.h>
+ #else /* on Windows with MSVC */
+ # include <io.h>
+ #endif
+ #include <errno.h>
+
+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 <stdlib.h>
+ #if HAVE_UNISTD_H
+ # include <unistd.h>
+ #else /* on Windows with MSVC */
+ # include <direct.h>
+ # include <io.h>
+ #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_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 "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_futimesat_works="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_futimesat_works="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stddef.h>
+#include <sys/times.h>
+#include <fcntl.h>
+
+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 "$gl_cv_func_printf_directive_a" in
+ *yes)
+ ;;
+ *)
+
+printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
+
+ for ac_func in nl_langinfo
+do :
+ ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes
+then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_NL_LANGINFO 1
+_ACEOF
+
+fi
+done
+
+ ;;
+ esac
+
+
+
+ case "$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 <wchar.h>" >&5
+printf %s "checking absolute name of <wchar.h>... " >&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 <wchar.h>