+printf "%s\n" "#define HAVE_DECL_GETDTABLESIZE $ac_have_decl" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_getopt_h='<'getopt.h'>'
+ else
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of <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 :
+ printf "%s\n" "#define HAVE_GETOPT_H 1" >>confdefs.h
+
+else
+ gl_replace_getopt=yes
+fi
+
+done
+ fi
+
+ if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then
+ for ac_func in getopt_long_only
+do :
+ ac_fn_c_check_func "$LINENO" "getopt_long_only" "ac_cv_func_getopt_long_only"
+if test "x$ac_cv_func_getopt_long_only" = xyes
+then :
+ printf "%s\n" "#define HAVE_GETOPT_LONG_ONLY 1" >>confdefs.h
+
+else
+ gl_replace_getopt=yes
+fi
+
+done
+ fi
+
+ if test -z "$gl_replace_getopt"; then
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getopt is POSIX compatible" >&5
+printf %s "checking whether getopt is POSIX compatible... " >&6; }
+if test ${gl_cv_func_getopt_posix+y}
+then :
+ printf %s "(cached) " >&6
+else
+
+ if test $cross_compiling = no; then
+ if test "$cross_compiling" = yes
+then :
+ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot run test program while cross compiling
+See \`config.log' for more details" "$LINENO" 5; }
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main ()
+{
+ static char program[] = "program";
+ static char a[] = "-a";
+ static char foo[] = "foo";
+ static char bar[] = "bar";
+ char *argv[] = { program, a, foo, bar, NULL };
+ int c;
+
+ c = getopt (4, argv, "ab");
+ if (!(c == 'a'))
+ return 1;
+ c = getopt (4, argv, "ab");
+ if (!(c == -1))
+ return 2;
+ if (!(optind == 2))
+ return 3;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 __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>
+#include <unistd.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 "$gl_cv_func_getopt_long_gnu" in
+ *yes) ;;
+ *) gl_replace_getopt=yes ;;
+ esac
+ fi
+ fi
+
+
+
+
+:
+
+
+ GNULIB_GETTIMEOFDAY=0;
+ HAVE_GETTIMEOFDAY=1;
+ HAVE_STRUCT_TIMEVAL=1;
+ HAVE_SYS_TIME_H=1;
+ REPLACE_GETTIMEOFDAY=0;
+ REPLACE_STRUCT_TIMEVAL=0;
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C/C++ restrict keyword" >&5
+printf %s "checking for C/C++ restrict keyword... " >&6; }
+if test ${ac_cv_c_restrict+y}
+then :
+ printf %s "(cached) " >&6
+else
+ ac_cv_c_restrict=no
+ # The order here caters to the fact that C++ does not require restrict.
+ for ac_kw in __restrict __restrict__ _Restrict restrict; do
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+typedef int *int_ptr;
+ int foo (int_ptr $ac_kw ip) { return ip[0]; }
+ int bar (int [$ac_kw]); /* Catch GCC bug 14050. */
+ int bar (int ip[$ac_kw]) { return ip[0]; }
+
+int
+main (void)
+{
+int s[1];
+ int *$ac_kw t = s;
+ t[0] = 0;
+ return foo (t) + bar (t);
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+ ac_cv_c_restrict=$ac_kw
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ test "$ac_cv_c_restrict" != no && break
+ done
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_restrict" >&5
+printf "%s\n" "$ac_cv_c_restrict" >&6; }
+
+ case $ac_cv_c_restrict in
+ restrict) ;;
+ no) printf "%s\n" "#define restrict /**/" >>confdefs.h
+ ;;
+ *) printf "%s\n" "#define restrict $ac_cv_c_restrict" >>confdefs.h
+ ;;
+ esac
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_sys_time_h='<'sys/time.h'>'
+ else
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of <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 $ac_cv_header_sys_socket_h != yes; then
+ ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default"
+if test "x$ac_cv_header_winsock2_h" = xyes
+then :
+ printf "%s\n" "#define HAVE_WINSOCK2_H 1" >>confdefs.h
+
+fi
+
+ fi
+ if test "$ac_cv_header_winsock2_h" = yes; then
+ HAVE_WINSOCK2_H=1
+ UNISTD_H_HAVE_WINSOCK2_H=1
+ SYS_IOCTL_H_HAVE_WINSOCK2_H=1
+ else
+ HAVE_WINSOCK2_H=0
+ fi
+
+
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timeval" >&5
+printf %s "checking for struct timeval... " >&6; }
+if test ${gl_cv_sys_struct_timeval+y}
+then :
+ printf %s "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if HAVE_SYS_TIME_H
+ #include <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
+
+
+
+
+
+
+
+ NEED_LOCALTIME_BUFFER=0
+
+
+ GNULIB_CTIME=0;
+ GNULIB_MKTIME=0;
+ GNULIB_LOCALTIME=0;
+ GNULIB_NANOSLEEP=0;
+ GNULIB_STRFTIME=0;
+ GNULIB_STRPTIME=0;
+ GNULIB_TIMEGM=0;
+ GNULIB_TIME_R=0;
+ GNULIB_TIME_RZ=0;
+ GNULIB_TZSET=0;
+ HAVE_DECL_LOCALTIME_R=1;
+ HAVE_NANOSLEEP=1;
+ HAVE_STRPTIME=1;
+ HAVE_TIMEGM=1;
+ HAVE_TZSET=1;
+ HAVE_TIMEZONE_T=0;
+ REPLACE_CTIME=GNULIB_PORTCHECK;
+ REPLACE_LOCALTIME_R=GNULIB_PORTCHECK;
+ REPLACE_MKTIME=GNULIB_PORTCHECK;
+ REPLACE_NANOSLEEP=GNULIB_PORTCHECK;
+ REPLACE_STRFTIME=GNULIB_PORTCHECK;
+ REPLACE_TIMEGM=GNULIB_PORTCHECK;
+ REPLACE_TZSET=GNULIB_PORTCHECK;
+
+ : ${GNULIB_GETTIMEOFDAY=0};
+ REPLACE_GMTIME=0;
+ REPLACE_LOCALTIME=0;
+
+
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5
+printf %s "checking where to find the exponent in a 'float'... " >&6; }
+if test ${gl_cv_cc_float_expbit0+y}
+then :
+ printf %s "(cached) " >&6
+else
+
+ if test "$cross_compiling" = yes
+then :
+ gl_cv_cc_float_expbit0="word 0 bit 23"
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#define NWORDS \
+ ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
+typedef union { float value; unsigned int word[NWORDS]; } memory_float;
+static unsigned int ored_words[NWORDS];
+static unsigned int anded_words[NWORDS];
+static void add_to_ored_words (float x)
+{
+ memory_float m;
+ size_t i;
+ /* Clear it first, in case
+ sizeof (float) < sizeof (memory_float). */
+ memset (&m, 0, sizeof (memory_float));
+ m.value = x;
+ for (i = 0; i < NWORDS; i++)
+ {
+ ored_words[i] |= m.word[i];
+ anded_words[i] &= m.word[i];
+ }
+}
+int main ()
+{
+ size_t j;
+ FILE *fp = fopen ("conftest.out", "w");
+ if (fp == NULL)
+ return 1;
+ for (j = 0; j < NWORDS; j++)
+ anded_words[j] = ~ (unsigned int) 0;
+ add_to_ored_words (0.25f);
+ add_to_ored_words (0.5f);
+ add_to_ored_words (1.0f);
+ add_to_ored_words (2.0f);
+ add_to_ored_words (4.0f);
+ /* Remove bits that are common (e.g. if representation of the first mantissa
+ bit is explicit). */
+ for (j = 0; j < NWORDS; j++)
+ ored_words[j] &= ~anded_words[j];
+ /* Now find the nonzero word. */
+ for (j = 0; j < NWORDS; j++)
+ if (ored_words[j] != 0)
+ break;
+ if (j < NWORDS)
+ {
+ size_t i;
+ for (i = j + 1; i < NWORDS; i++)
+ if (ored_words[i] != 0)
+ {
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+ }
+ for (i = 0; ; i++)
+ if ((ored_words[j] >> i) & 1)
+ {
+ fprintf (fp, "word %d bit %d", (int) j, (int) i);
+ return (fclose (fp) != 0);
+ }
+ }
+ fprintf (fp, "unknown");
+ return (fclose (fp) != 0);
+}
+
+_ACEOF
+if ac_fn_c_try_run "$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 //'`
+
+printf "%s\n" "#define FLT_EXPBIT0_WORD $word" >>confdefs.h
+
+
+printf "%s\n" "#define FLT_EXPBIT0_BIT $bit" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_limits_h='<'limits.h'>'
+ else
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of <limits.h>" >&5
+printf %s "checking absolute name of <limits.h>... " >&6; }
+if test ${gl_cv_next_limits_h+y}
+then :
+ printf %s "(cached) " >&6
+else
+
+ if test $ac_cv_header_limits_h = yes; then
+
+
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <limits.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,[]$^\\.*/[],\\&,g'
+ gl_header_literal_regex=`echo 'limits.h' \
+ | sed -e "$gl_make_literal_regex_sed"`
+ gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+ s|^/[^/]|//&|
+ p
+ q
+ }'
+
+ gl_cv_absolute_limits_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+ sed -n "$gl_absolute_header_sed"`
+
+ gl_header=$gl_cv_absolute_limits_h
+ gl_cv_next_limits_h='"'$gl_header'"'
+ else
+ gl_cv_next_limits_h='<'limits.h'>'
+ fi
+
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_limits_h" >&5
+printf "%s\n" "$gl_cv_next_limits_h" >&6; }
+ fi
+ NEXT_LIMITS_H=$gl_cv_next_limits_h
+
+ if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+ gl_next_as_first_directive='<'limits.h'>'
+ else
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+ gl_next_as_first_directive=$gl_cv_next_limits_h
+ fi
+ NEXT_AS_FIRST_DIRECTIVE_LIMITS_H=$gl_next_as_first_directive
+
+
+
+
+
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether limits.h has LLONG_MAX, WORD_BIT, ULLONG_WIDTH etc." >&5
+printf %s "checking whether limits.h has LLONG_MAX, WORD_BIT, ULLONG_WIDTH etc.... " >&6; }
+if test ${gl_cv_header_limits_width+y}
+then :
+ printf %s "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#ifndef __STDC_WANT_IEC_60559_BFP_EXT__
+ #define __STDC_WANT_IEC_60559_BFP_EXT__ 1
+ #endif
+ #include <limits.h>
+ long long llm = LLONG_MAX;
+ int wb = WORD_BIT;
+ int ullw = ULLONG_WIDTH;
+
+int
+main (void)
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+ gl_cv_header_limits_width=yes
+else
+ gl_cv_header_limits_width=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_limits_width" >&5
+printf "%s\n" "$gl_cv_header_limits_width" >&6; }
+ if test "$gl_cv_header_limits_width" = yes; then
+ LIMITS_H=
+ else
+ LIMITS_H=limits.h
+ fi
+
+ if test -n "$LIMITS_H"; then
+ GL_GENERATE_LIMITS_H_TRUE=
+ GL_GENERATE_LIMITS_H_FALSE='#'
+else
+ GL_GENERATE_LIMITS_H_TRUE='#'
+ GL_GENERATE_LIMITS_H_FALSE=
+fi
+
+
+
+ if test "X$prefix" = "XNONE"; then
+ acl_final_prefix="$ac_default_prefix"
+ else
+ acl_final_prefix="$prefix"
+ fi
+ if test "X$exec_prefix" = "XNONE"; then
+ acl_final_exec_prefix='${prefix}'
+ else
+ acl_final_exec_prefix="$exec_prefix"
+ fi
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ eval acl_final_exec_prefix=\"$acl_final_exec_prefix\"
+ prefix="$acl_save_prefix"
+
+
+
+# Check whether --with-gnu-ld was given.
+if test ${with_gnu_ld+y}
+then :
+ withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes
+else
+ with_gnu_ld=no
+fi
+
+# Prepare PATH_SEPARATOR.
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+ # Determine PATH_SEPARATOR by trying to find /bin/sh in a PATH which
+ # contains only /bin. Note that ksh looks also at the FPATH variable,
+ # so we have to set that as well for the test.
+ PATH_SEPARATOR=:
+ (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \
+ && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \
+ || PATH_SEPARATOR=';'
+ }
+fi
+
+if test -n "$LD"; then
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld" >&5
+printf %s "checking for ld... " >&6; }
+elif test "$GCC" = yes; then
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
+printf %s "checking for ld used by $CC... " >&6; }
+elif test "$with_gnu_ld" = yes; then
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
+printf %s "checking for GNU ld... " >&6; }
+else
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
+printf %s "checking for non-GNU ld... " >&6; }
+fi
+if test -n "$LD"; then
+ # Let the user override the test with a path.
+ :
+else
+ if test ${acl_cv_path_LD+y}
+then :
+ printf %s "(cached) " >&6
+else
+
+ acl_cv_path_LD= # Final result of this test
+ ac_prog=ld # Program to search in $PATH
+ if test "$GCC" = yes; then
+ # Check if gcc -print-prog-name=ld gives a path.
+ case $host in
+ *-*-mingw*)
+ # gcc leaves a trailing carriage return which upsets mingw
+ acl_output=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
+ *)
+ acl_output=`($CC -print-prog-name=ld) 2>&5` ;;
+ esac
+ case $acl_output in
+ # Accept absolute paths.
+ [\\/]* | ?:[\\/]*)
+ re_direlt='/[^/][^/]*/\.\./'
+ # Canonicalize the pathname of ld
+ acl_output=`echo "$acl_output" | sed 's%\\\\%/%g'`
+ while echo "$acl_output" | grep "$re_direlt" > /dev/null 2>&1; do
+ acl_output=`echo $acl_output | sed "s%$re_direlt%/%"`
+ done
+ # Got the pathname. No search in PATH is needed.
+ acl_cv_path_LD="$acl_output"
+ ac_prog=
+ ;;
+ "")
+ # If it fails, then pretend we aren't using GCC.
+ ;;
+ *)
+ # If it is relative, then search for the first ld in PATH.
+ with_gnu_ld=unknown
+ ;;
+ esac
+ fi
+ if test -n "$ac_prog"; then
+ # Search for $ac_prog in $PATH.
+ acl_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
+ for ac_dir in $PATH; do
+ IFS="$acl_save_ifs"
+ test -z "$ac_dir" && ac_dir=.
+ if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
+ acl_cv_path_LD="$ac_dir/$ac_prog"
+ # Check to see if the program is GNU ld. I'd rather use --version,
+ # but apparently some variants of GNU ld only accept -v.
+ # Break only if it was the GNU/non-GNU ld that we prefer.
+ case `"$acl_cv_path_LD" -v 2>&1 </dev/null` in
+ *GNU* | *'with BFD'*)
+ test "$with_gnu_ld" != no && break
+ ;;
+ *)
+ test "$with_gnu_ld" != yes && break
+ ;;
+ esac
+ fi
+ done
+ IFS="$acl_save_ifs"
+ fi
+ case $host in
+ *-*-aix*)
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if defined __powerpc64__ || defined _ARCH_PPC64
+ int ok;
+ #else
+ error fail
+ #endif
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+ # The compiler produces 64-bit code. Add option '-b64' so that the
+ # linker groks 64-bit object files.
+ case "$acl_cv_path_LD " in
+ *" -b64 "*) ;;
+ *) acl_cv_path_LD="$acl_cv_path_LD -b64" ;;
+ esac
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ ;;
+ sparc64-*-netbsd*)
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if defined __sparcv9 || defined __arch64__
+ int ok;
+ #else
+ error fail
+ #endif
+