/* Test of <stat-time.h>.
- Copyright (C) 2007-2009 Free Software Foundation, Inc.
+ Copyright (C) 2007-2011 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
#include <fcntl.h>
#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
#include <sys/stat.h>
#include <unistd.h>
-#define ASSERT(expr) \
- do \
- { \
- if (!(expr)) \
- { \
- fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
- fflush (stderr); \
- abort (); \
- } \
- } \
- while (0)
+#include "macros.h"
enum { NFILES = 4 };
static void
nap (void)
{
-#if !HAVE_USLEEP
- /* Assume the worst case file system of FAT, which has a granularity
- of 2 seconds. */
- sleep (2);
-#else /* HAVE_USLEEP */
static long delay;
if (!delay)
{
differ, repeat the test one more time (in case we crossed a
quantization boundary on a file system with 1 second
resolution). If we can't observe a difference in only the
- nanoseconds, then fall back to 2 seconds. However, note that
- usleep (2000000) is allowed to fail with EINVAL. */
+ nanoseconds, then fall back to 1 second if the time is odd,
+ and 2 seconds (needed for FAT) if time is even. */
struct stat st1;
struct stat st2;
ASSERT (stat ("t-stt-stamp1", &st1) == 0);
}
if (! (st1.st_mtime == st2.st_mtime
&& get_stat_mtime_ns (&st1) < get_stat_mtime_ns (&st2)))
- delay = 2000000;
+ delay = (st1.st_mtime & 1) ? 1000000 : 2000000;
}
- if (delay == 2000000)
- sleep (2);
- else
- usleep (delay);
-#endif /* HAVE_USLEEP */
+ usleep (delay);
}
static void
}
int
-main ()
+main (void)
{
struct stat statinfo[NFILES];
struct timespec modtimes[NFILES];