1/* Change access and/or modification date of file. Do not follow symbolic
2 links.
3 Copyright (C) 2007-2019 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <http://www.gnu.org/licenses/>. */
19
20#include <errno.h>
21#include <fcntl.h>
22#include <time.h>
23#include <sys/time.h>
24#include <sysdep.h>
25
26
27int
28lutimes (const char *file, const struct timeval tvp[2])
29{
30 /* The system call espects timespec, not timeval. */
31 struct timespec ts[2];
32 if (tvp != NULL)
33 {
34 if (tvp[0].tv_usec < 0 || tvp[0].tv_usec >= 1000000
35 || tvp[1].tv_usec < 0 || tvp[1].tv_usec >= 1000000)
36 return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
37
38 TIMEVAL_TO_TIMESPEC (&tvp[0], &ts[0]);
39 TIMEVAL_TO_TIMESPEC (&tvp[1], &ts[1]);
40 }
41
42 return INLINE_SYSCALL (utimensat, 4, AT_FDCWD, file, tvp ? ts : NULL,
43 AT_SYMLINK_NOFOLLOW);
44}
45