1/* Test for utimensat.
2 Copyright (C) 2021-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <fcntl.h>
20#include <support/check.h>
21#include <support/xunistd.h>
22#include <sys/stat.h>
23#include <sys/time.h>
24
25#ifndef struct_stat
26# define struct_stat struct stat64
27#endif
28
29static int
30test_utimesat_helper (const char *testfile, int fd, const char *testlink,
31 const struct timespec *ts)
32{
33 {
34 TEST_VERIFY_EXIT (utimensat (fd, testfile, ts, 0) == 0);
35
36 struct_stat st;
37 xfstat (fd, &st);
38
39 /* Check if seconds for atime match */
40 TEST_COMPARE (st.st_atime, ts[0].tv_sec);
41
42 /* Check if seconds for mtime match */
43 TEST_COMPARE (st.st_mtime, ts[1].tv_sec);
44 }
45
46 {
47 struct_stat stfile_orig;
48 xlstat (path: testfile, &stfile_orig);
49
50 TEST_VERIFY_EXIT (utimensat (0 /* ignored */, testlink, ts,
51 AT_SYMLINK_NOFOLLOW)
52 == 0);
53 struct_stat stlink;
54 xlstat (path: testlink, &stlink);
55
56 TEST_COMPARE (stlink.st_atime, ts[0].tv_sec);
57 TEST_COMPARE (stlink.st_mtime, ts[1].tv_sec);
58
59 /* Check if the timestamp from original file is not changed. */
60 struct_stat stfile;
61 xlstat (path: testfile, &stfile);
62
63 TEST_COMPARE (stfile_orig.st_atime, stfile.st_atime);
64 TEST_COMPARE (stfile_orig.st_mtime, stfile.st_mtime);
65 }
66
67 return 0;
68}
69
70#define TEST_CALL(fname, fd, lname, v1, v2) \
71 test_utimesat_helper (fname, fd, lname, (struct timespec[]) { { v1, 0 }, \
72 { v2, 0 } })
73
74#include "tst-utimensat-skeleton.c"
75

source code of glibc/io/tst-utimensat.c