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* tests/test-utime.c: New file, based on tests/test-utimens.h. * tests/test-utimens-common.h: Include <sys/stat.h>. * modules/utime-tests: New file.
80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
/* Test of file timestamp modification functions.
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Copyright (C) 2009-2017 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* This file defines some prerequisites useful to utime-related tests. */
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#ifndef GL_TEST_UTIMENS_COMMON
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# define GL_TEST_UTIMENS_COMMON
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# include <fcntl.h>
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# include <errno.h>
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# include <string.h>
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# include <sys/stat.h>
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# include <unistd.h>
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/* Gnulib modules. */
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# include "stat-time.h"
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# include "timespec.h"
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# include "utimecmp.h"
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/* Gnulib test header. */
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# include "nap.h"
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enum {
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BILLION = 1000 * 1000 * 1000,
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Y2K = 946684800, /* Jan 1, 2000, in seconds since epoch. */
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/* Bogus positive and negative tv_nsec values closest to valid
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range, but without colliding with UTIME_NOW or UTIME_OMIT. */
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UTIME_BOGUS_POS = BILLION + ((UTIME_NOW == BILLION || UTIME_OMIT == BILLION)
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? (1 + (UTIME_NOW == BILLION + 1)
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+ (UTIME_OMIT == BILLION + 1))
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: 0),
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UTIME_BOGUS_NEG = -1 - ((UTIME_NOW == -1 || UTIME_OMIT == -1)
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? (1 + (UTIME_NOW == -2) + (UTIME_OMIT == -2))
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: 0)
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};
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# if (defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__
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/* Skip ctime tests on native Windows, since it is either a copy of
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mtime or birth time (depending on the file system), rather than a
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properly tracked change time. See
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<https://msdn.microsoft.com/en-us/library/14h5k7ff(VS.80).aspx>. */
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# define check_ctime 0
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# else
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# define check_ctime 1
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# endif
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/* Compare two st_ctime values. Return -1, 0 or 1, respectively
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when A's st_ctime is smaller than, equal to or greater than B's. */
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static int
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ctime_compare (struct stat const *a, struct stat const *b)
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{
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if (a->st_ctime < b->st_ctime)
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return -1;
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else if (b->st_ctime < a->st_ctime)
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return 1;
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else if (get_stat_ctime_ns (a) < get_stat_ctime_ns (b))
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return -1;
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else if (get_stat_ctime_ns (b) < get_stat_ctime_ns (a))
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return 1;
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else
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return 0;
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}
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#endif /* GL_TEST_UTIMENS_COMMON */
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