1 # Checks for stat-related time functions.
3 # Copyright (C) 1998, 1999, 2001, 2003, 2005 Free Software Foundation, Inc.
4 # This file is free software; the Free Software Foundation
5 # gives unlimited permission to copy and/or distribute it,
6 # with or without modifications, as long as this notice is preserved.
10 # st_atim.tv_nsec - Linux, Solaris
11 # st_atimespec.tv_nsec - FreeBSD, if ! defined _POSIX_SOURCE
12 # st_atimensec - FreeBSD, if defined _POSIX_SOURCE
13 # st_atim.st__tim.tv_nsec - UnixWare (at least 2.1.2 through 7.1)
16 AC_DEFUN([gl_STAT_TIME],
18 AC_LIBSOURCES([stat-time.h])
20 AC_REQUIRE([AC_C_INLINE])
21 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
23 AC_CHECK_MEMBERS([struct stat.st_atim.tv_nsec],
24 [AC_CACHE_CHECK([whether struct stat.st_atim is of type struct timespec],
25 [ac_cv_typeof_struct_stat_st_atim_is_struct_timespec],
28 #include <sys/types.h>
29 #if TIME_WITH_SYS_TIME
30 # include <sys/time.h>
34 # include <sys/time.h>
46 [ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=yes],
47 [ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=no])])
48 if test $ac_cv_typeof_struct_stat_st_atim_is_struct_timespec = yes; then
49 AC_DEFINE([TYPEOF_STRUCT_STAT_ST_ATIM_IS_STRUCT_TIMESPEC], 1,
50 [Define to 1 if the type of the st_atim member of a struct stat is
53 [AC_CHECK_MEMBERS([struct stat.st_atimespec.tv_nsec], [],
54 [AC_CHECK_MEMBERS([struct stat.st_atimensec], [],
55 [AC_CHECK_MEMBERS([struct stat.st_atim.st__tim.tv_nsec], [],
56 [AC_CHECK_MEMBERS([struct stat.st_spare1], [],
58 [#include <sys/types.h>
59 #include <sys/stat.h>])],
60 [#include <sys/types.h>
61 #include <sys/stat.h>])],
62 [#include <sys/types.h>
63 #include <sys/stat.h>])],
64 [#include <sys/types.h>
65 #include <sys/stat.h>])],
66 [#include <sys/types.h>
67 #include <sys/stat.h>])