1/* futimesat -- Change access and modification times of file. Linux version.
2 Copyright (C) 2005-2022 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 <errno.h>
20#include <time.h>
21
22/* Change the access time of FILE relative to FD to TVP[0] and
23 the modification time of FILE to TVP[1]. */
24int
25__futimesat64 (int fd, const char *file, const struct __timeval64 tvp64[2])
26{
27 struct __timespec64 ts64[2];
28 if (tvp64 != NULL)
29 {
30 ts64[0] = timeval64_to_timespec64 (tv64: tvp64[0]);
31 ts64[1] = timeval64_to_timespec64 (tv64: tvp64[1]);
32 }
33
34 return __utimensat64_helper (fd, file, tvp64 ? &ts64[0] : NULL, 0);
35}
36
37#if __TIMESIZE != 64
38libc_hidden_def (__futimesat64)
39
40int
41__futimesat (int fd, const char *file, const struct timeval tvp[2])
42{
43 struct __timeval64 tv64[2];
44
45 if (tvp != NULL)
46 {
47 tv64[0] = valid_timeval_to_timeval64 (tvp[0]);
48 tv64[1] = valid_timeval_to_timeval64 (tvp[1]);
49 }
50
51 return __futimesat64 (fd, file, tvp ? &tv64[0] : NULL);
52}
53#endif
54weak_alias (__futimesat, futimesat)
55

source code of glibc/sysdeps/unix/sysv/linux/futimesat.c