-# timegm.m4 serial 2
-dnl Copyright (C) 2003 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# timegm.m4 serial 5
+dnl Copyright (C) 2003, 2007 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_TIMEGM],
[
+ AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
AC_REQUIRE([gl_FUNC_MKTIME])
if test $ac_cv_func_working_mktime = no; then
# Assume that timegm is buggy if mktime is.
else
AC_REPLACE_FUNCS(timegm)
fi
- if test $ac_cv_func_timegm = no; then
+ REPLACE_TIMEGM=1
+ if test $ac_cv_func_timegm = yes; then
+ AC_CHECK_DECLS([timegm], [REPLACE_TIMEGM=0], [], [#include <time.h>])
+ fi
+ if test $REPLACE_TIMEGM = 1; then
gl_PREREQ_TIMEGM
fi
-
- AC_CHECK_DECLS([timegm], , , [#include <time.h>])
])
# Prerequisites of lib/timegm.c.