/* utimecmp.c -- compare file time stamps
- Copyright (C) 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2005 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Paul Eggert. */
#include <stdbool.h>
#include <stdlib.h>
#include "hash.h"
+#include "intprops.h"
#include "timespec.h"
#include "utimens.h"
#include "xalloc.h"
# define SIZE_MAX ((size_t) -1)
#endif
-/* The extra casts work around common compiler bugs. */
-#define TYPE_SIGNED(t) (! ((t) 0 < (t) -1))
-/* The outer cast is needed to work around a bug in Cray C 5.0.3.0.
- It is necessary at least when t == time_t. */
-#define TYPE_MINIMUM(t) ((t) (TYPE_SIGNED (t) \
- ? ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1) : (t) 0))
-#define TYPE_MAXIMUM(t) ((t) (~ (t) 0 - TYPE_MINIMUM (t)))
-
enum { BILLION = 1000 * 1000 * 1000 };
/* Best possible resolution that utimens can set and stat can return,
time_t might be unsigned. */
- verify (time_t_is_integer, (time_t) 0.5 == 0);
- verify (twos_complement_arithmetic, -1 == ~1 + 1);
+ verify (time_t_is_integer, TYPE_IS_INTEGER (time_t));
+ verify (twos_complement_arithmetic, TYPE_TWOS_COMPLEMENT (int));
/* Destination and source time stamps. */
time_t dst_s = dst_stat->st_mtime;