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f7a9f785 | 1 | /* Copyright (C) 2005-2016 Free Software Foundation, Inc. |
a63c7fa1 CM |
2 | This file is part of the GNU C Library. |
3 | Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. | |
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 | |
ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
a63c7fa1 CM |
18 | |
19 | #include <errno.h> | |
20 | #include <fcntl.h> | |
21 | #include <stddef.h> | |
22 | #include <stdio.h> | |
23 | #include <string.h> | |
24 | #include <utime.h> | |
25 | #include <sys/time.h> | |
26 | #include <sysdep.h> | |
a63c7fa1 CM |
27 | |
28 | ||
29 | /* Change the access time of FILE relative to FD to TVP[0] and | |
30 | the modification time of FILE to TVP[1]. */ | |
31 | int | |
32 | futimesat (int fd, const char *file, const struct timeval tvp[2]) | |
33 | { | |
34 | struct timespec tsp[2]; | |
35 | int result; | |
36 | ||
37 | if (tvp) | |
38 | { | |
39 | if (tvp[0].tv_usec >= 1000000 || tvp[0].tv_usec < 0 || | |
40 | tvp[1].tv_usec >= 1000000 || tvp[1].tv_usec < 0) | |
41 | { | |
42 | __set_errno (EINVAL); | |
43 | return -1; | |
44 | } | |
45 | TIMEVAL_TO_TIMESPEC (&tvp[0], &tsp[0]); | |
46 | TIMEVAL_TO_TIMESPEC (&tvp[1], &tsp[1]); | |
47 | } | |
48 | ||
49 | result = INLINE_SYSCALL (utimensat, 4, fd, file, tvp ? tsp : NULL, 0); | |
50 | return result; | |
51 | } |