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1/* Copyright (C) 1999-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
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.
8
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
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
17
18#include <errno.h>
19#include <time.h>
20#include <sys/time.h>
21#include <ldsodefs.h>
22
23
24/* Set CLOCK to value TP. */
25int
26__clock_settime (clockid_t clock_id, const struct timespec *tp)
27{
28 int retval = -1;
29
30 /* Make sure the time cvalue is OK. */
31 if (tp->tv_nsec < 0 || tp->tv_nsec >= 1000000000)
32 {
33 __set_errno (EINVAL);
34 return -1;
35 }
36
37 switch (clock_id)
38 {
39 case CLOCK_REALTIME:
40 {
41 struct timeval tv;
42 TIMESPEC_TO_TIMEVAL (&tv, tp);
43 retval = __settimeofday (&tv, NULL);
44 }
45 break;
46
47 default:
48 __set_errno (EINVAL);
49 break;
50 }
51
52 return retval;
53}
54weak_alias (__clock_settime, clock_settime)
55

Warning: That file was not part of the compilation database. It may have many parsing errors.