1 /* settimeofday -- Set the current time of day. Linux/Alpha/tv32 version.
2 Copyright (C) 2019-2021 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 <http://www.gnu.org/licenses/>. */
18
19 #include <shlib-compat.h>
20
21 #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
22
23 #include <time.h>
24 #include <sys/time.h>
25 #include <time.h>
26 #include <errno.h>
27
28 /* Set the current time of day and timezone information.
29 This call is restricted to the super-user. */
30 int
31 attribute_compat_text_section
__settimeofday_tv32(const struct __timeval32 * tv32,const struct timezone * tz)32 __settimeofday_tv32 (const struct __timeval32 *tv32,
33 const struct timezone *tz)
34 {
35 if (__glibc_unlikely (tz != 0))
36 {
37 if (tv32 != 0)
38 {
39 __set_errno (EINVAL);
40 return -1;
41 }
42 return __settimezone (tz);
43 }
44
45 struct timespec ts = valid_timeval32_to_timespec (*tv32);
46 return __clock_settime (CLOCK_REALTIME, &ts);
47 }
48
49 compat_symbol (libc, __settimeofday_tv32, settimeofday, GLIBC_2_0);
50 #endif
51