1 /* Copyright (C) 1996-2022 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 <https://www.gnu.org/licenses/>. */
17
18 #include <errno.h>
19 #include <time.h>
20
21
22 /* Pause execution for a number of nanoseconds. */
23 int
__nanosleep(const struct timespec * requested_time,struct timespec * remaining)24 __nanosleep (const struct timespec *requested_time,
25 struct timespec *remaining)
26 {
27 int ret = __clock_nanosleep (CLOCK_REALTIME, 0, requested_time, remaining);
28 if (ret != 0)
29 {
30 __set_errno (ret);
31 return -1;
32 }
33 return 0;
34 }
35 libc_hidden_def (__nanosleep)
36 weak_alias (__nanosleep, nanosleep)
37