mirror of git://sourceware.org/git/glibc.git
94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/* Test for utimes
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Copyright (C) 2021 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <time.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <support/check.h>
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#include <support/support.h>
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#include <support/xunistd.h>
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#include <support/temp_file.h>
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static int temp_fd = -1;
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static char *testfile;
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/* struct timeval array with Y2038 threshold minus 2 and 1 seconds. */
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const static struct timeval t1[2] = { { 0x7FFFFFFE, 0 }, { 0x7FFFFFFF, 0 } };
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/* struct timeval array with Y2038 threshold plus 1 and 2 seconds. */
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const static
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struct timeval t2[2] = { { 0x80000001ULL, 0 }, { 0x80000002ULL, 0 } };
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/* struct timeval array around Y2038 threshold. */
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const static
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struct timeval t3[2] = { { 0x7FFFFFFE, 0 }, { 0x80000002ULL, 0 } };
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#define PREPARE do_prepare
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static void
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do_prepare (int argc, char *argv[])
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{
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temp_fd = create_temp_file ("utimes", &testfile);
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TEST_VERIFY_EXIT (temp_fd > 0);
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}
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static int
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test_utime_helper (const struct timeval *tv)
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{
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if (!support_path_support_time64 (testfile))
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FAIL_UNSUPPORTED ("File %s does not support 64-bit timestamps",
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testfile);
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struct stat64 st;
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int result;
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time_t t;
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/* Check if we run on port with 32 bit time_t size */
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if (__builtin_add_overflow (tv->tv_sec, 0, &t))
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{
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printf("time_t overflow!");
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return 0;
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}
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result = utimes (testfile, tv);
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TEST_VERIFY_EXIT (result == 0);
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xfstat (temp_fd, &st);
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/* Check if seconds for atime match */
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TEST_COMPARE (st.st_atime, tv[0].tv_sec);
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/* Check if seconds for mtime match */
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TEST_COMPARE (st.st_mtime, tv[1].tv_sec);
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return 0;
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}
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static int
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do_test (void)
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{
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test_utime_helper (&t1[0]);
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test_utime_helper (&t2[0]);
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test_utime_helper (&t3[0]);
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return 0;
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}
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#include <support/test-driver.c>
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