1 # Checks for stat-related time functions.
3 # Copyright (C) 1998, 1999, 2001, 2003, 2005, 2006, 2007 Free Software
6 # This file is free software; the Free Software Foundation
7 # gives unlimited permission to copy and/or distribute it,
8 # with or without modifications, as long as this notice is preserved.
12 # st_atim.tv_nsec - Linux, Solaris
13 # st_atimespec.tv_nsec - FreeBSD, if ! defined _POSIX_SOURCE
14 # st_atimensec - FreeBSD, if defined _POSIX_SOURCE
15 # st_atim.st__tim.tv_nsec - UnixWare (at least 2.1.2 through 7.1)
18 AC_DEFUN([gl_STAT_TIME],
20 AC_REQUIRE([AC_C_INLINE])
21 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
22 AC_CHECK_HEADERS_ONCE([sys/time.h])
24 AC_CHECK_MEMBERS([struct stat.st_atim.tv_nsec],
25 [AC_CACHE_CHECK([whether struct stat.st_atim is of type struct timespec],
26 [ac_cv_typeof_struct_stat_st_atim_is_struct_timespec],
29 #include <sys/types.h>
32 # include <sys/time.h>
41 [ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=yes],
42 [ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=no])])
43 if test $ac_cv_typeof_struct_stat_st_atim_is_struct_timespec = yes; then
44 AC_DEFINE([TYPEOF_STRUCT_STAT_ST_ATIM_IS_STRUCT_TIMESPEC], 1,
45 [Define to 1 if the type of the st_atim member of a struct stat is
48 [AC_CHECK_MEMBERS([struct stat.st_atimespec.tv_nsec], [],
49 [AC_CHECK_MEMBERS([struct stat.st_atimensec], [],
50 [AC_CHECK_MEMBERS([struct stat.st_atim.st__tim.tv_nsec], [],
51 [AC_CHECK_MEMBERS([struct stat.st_spare1], [],
53 [#include <sys/types.h>
54 #include <sys/stat.h>])],
55 [#include <sys/types.h>
56 #include <sys/stat.h>])],
57 [#include <sys/types.h>
58 #include <sys/stat.h>])],
59 [#include <sys/types.h>
60 #include <sys/stat.h>])],
61 [#include <sys/types.h>
62 #include <sys/stat.h>])