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dff8da6b | 1 | /* Copyright (C) 1991-2024 Free Software Foundation, Inc. |
478b92f0 | 2 | This file is part of the GNU C Library. |
28f540f4 | 3 | |
478b92f0 | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
28f540f4 | 8 | |
478b92f0 UD |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
28f540f4 | 17 | |
28f540f4 | 18 | #include <errno.h> |
c3f9aef0 | 19 | #include <time.h> |
28f540f4 RM |
20 | #include <sys/time.h> |
21 | ||
22 | /* Set the current time of day and timezone information. | |
23 | This call is restricted to the super-user. */ | |
24 | int | |
9d46370c | 25 | __settimeofday (const struct timeval *tv, const struct timezone *tz) |
28f540f4 | 26 | { |
c3f9aef0 ZW |
27 | if (__glibc_unlikely (tz != 0)) |
28 | { | |
29 | if (tv != 0) | |
30 | { | |
31 | __set_errno (EINVAL); | |
32 | return -1; | |
33 | } | |
34 | return __settimezone (tz); | |
35 | } | |
36 | ||
37 | struct timespec ts; | |
38 | TIMEVAL_TO_TIMESPEC (tv, &ts); | |
39 | return __clock_settime (CLOCK_REALTIME, &ts); | |
28f540f4 | 40 | } |
28f540f4 | 41 | |
c3f9aef0 ZW |
42 | #ifdef VERSION_settimeofday |
43 | weak_alias (__settimeofday, __settimeofday_w); | |
44 | default_symbol_version (__settimeofday_w, settimeofday, VERSION_settimeofday); | |
45 | #else | |
46 | weak_alias (__settimeofday, settimeofday); | |
47 | #endif |