/* Test of file timestamp modification functions.
Copyright (C) 2009, 2010 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
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see . */
/* This file defines some prerequisites useful to utime-related tests. */
#ifndef GL_TEST_UTIMENS_COMMON
# define GL_TEST_UTIMENS_COMMON
# include
# include
# include
# include
/* Gnulib modules. */
# include "stat-time.h"
# include "timespec.h"
# include "utimecmp.h"
/* Gnulib test header. */
# include "nap.h"
enum {
BILLION = 1000 * 1000 * 1000,
Y2K = 946684800, /* Jan 1, 2000, in seconds since epoch. */
/* Bogus positive and negative tv_nsec values closest to valid
range, but without colliding with UTIME_NOW or UTIME_OMIT. */
UTIME_BOGUS_POS = BILLION + ((UTIME_NOW == BILLION || UTIME_OMIT == BILLION)
? (1 + (UTIME_NOW == BILLION + 1)
+ (UTIME_OMIT == BILLION + 1))
: 0),
UTIME_BOGUS_NEG = -1 - ((UTIME_NOW == -1 || UTIME_OMIT == -1)
? (1 + (UTIME_NOW == -2) + (UTIME_OMIT == -2))
: 0)
};
# if (defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__
/* Skip ctime tests on native Windows, since it is either a copy of
mtime or birth time (depending on the file system), rather than a
properly tracked change time. */
# define check_ctime 0
# else
# define check_ctime 1
# endif
#endif /* GL_TEST_UTIMENS_COMMON */