-# serial 20
+# serial 25
-# Copyright (C) 2001-2003, 2005, 2007, 2009-2013 Free Software Foundation, Inc.
+# Copyright (C) 2001-2003, 2005, 2007, 2009-2018 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_GETTIMEOFDAY],
[
+ AC_REQUIRE([gl_HEADER_SYS_TIME_H_DEFAULTS])
AC_REQUIRE([AC_C_RESTRICT])
+ AC_REQUIRE([AC_CANONICAL_HOST])
AC_REQUIRE([gl_HEADER_SYS_TIME_H])
- AC_REQUIRE([gl_HEADER_SYS_TIME_H_DEFAULTS])
AC_CHECK_FUNCS_ONCE([gettimeofday])
gl_gettimeofday_timezone=void
if test $REPLACE_STRUCT_TIMEVAL = 1; then
REPLACE_GETTIMEOFDAY=1
fi
- m4_ifdef([gl_FUNC_TZSET_CLOBBER], [
- gl_FUNC_TZSET_CLOBBER
- case "$gl_cv_func_tzset_clobber" in
- *yes)
- REPLACE_GETTIMEOFDAY=1
- gl_GETTIMEOFDAY_REPLACE_LOCALTIME
- AC_DEFINE([tzset], [rpl_tzset],
- [Define to rpl_tzset if the wrapper function should be used.])
- AC_DEFINE([TZSET_CLOBBERS_LOCALTIME], [1],
- [Define if tzset clobbers localtime's static buffer.])
- ;;
- esac
- ])
+ dnl On mingw, the original gettimeofday has only a precision of 15.6
+ dnl milliseconds. So override it.
+ case "$host_os" in
+ mingw*) REPLACE_GETTIMEOFDAY=1 ;;
+ esac
fi
AC_DEFINE_UNQUOTED([GETTIMEOFDAY_TIMEZONE], [$gl_gettimeofday_timezone],
[Define this to 'void' or 'struct timezone' to match the system's
[
AC_REQUIRE([gl_HEADER_SYS_TIME_H])
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
+ AC_REQUIRE([gl_LOCALTIME_BUFFER_DEFAULTS])
AC_CACHE_CHECK([whether gettimeofday clobbers localtime buffer],
[gl_cv_func_gettimeofday_clobber],
[gl_cv_func_gettimeofday_clobber=yes],
[# When cross-compiling:
case "$host_os" in
- # Guess all is fine on glibc systems.
- *-gnu*) gl_cv_func_gettimeofday_clobber="guessing no" ;;
- # If we don't know, assume the worst.
- *) gl_cv_func_gettimeofday_clobber="guessing yes" ;;
+ # Guess all is fine on glibc systems.
+ *-gnu* | gnu*) gl_cv_func_gettimeofday_clobber="guessing no" ;;
+ # Guess no on native Windows.
+ mingw*) gl_cv_func_gettimeofday_clobber="guessing no" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_gettimeofday_clobber="guessing yes" ;;
esac
])])
case "$gl_cv_func_gettimeofday_clobber" in
*yes)
REPLACE_GETTIMEOFDAY=1
- gl_GETTIMEOFDAY_REPLACE_LOCALTIME
AC_DEFINE([GETTIMEOFDAY_CLOBBERS_LOCALTIME], [1],
[Define if gettimeofday clobbers the localtime buffer.])
+ gl_LOCALTIME_BUFFER_NEEDED
;;
esac
])
-AC_DEFUN([gl_GETTIMEOFDAY_REPLACE_LOCALTIME], [
- AC_DEFINE([gmtime], [rpl_gmtime],
- [Define to rpl_gmtime if the replacement function should be used.])
- AC_DEFINE([localtime], [rpl_localtime],
- [Define to rpl_localtime if the replacement function should be used.])
-])
-
# Prerequisites of lib/gettimeofday.c.
-AC_DEFUN([gl_PREREQ_GETTIMEOFDAY], [
- AC_CHECK_HEADERS([sys/timeb.h])
- AC_CHECK_FUNCS([_ftime])
-])
+AC_DEFUN([gl_PREREQ_GETTIMEOFDAY], [:])