1 /* C11 threads conditional timed wait implementation - Linux variant.
2 Copyright (C) 2020-2022 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 <https://www.gnu.org/licenses/>. */
18
19 #include <time.h>
20 #include <shlib-compat.h>
21 #include "thrd_priv.h"
22
23 int
__cnd_timedwait64(cnd_t * restrict cond,mtx_t * restrict mutex,const struct __timespec64 * restrict time_point)24 __cnd_timedwait64 (cnd_t *restrict cond, mtx_t *restrict mutex,
25 const struct __timespec64 *restrict time_point)
26 {
27 int err_code = __pthread_cond_timedwait64 ((pthread_cond_t *) cond,
28 (pthread_mutex_t *) mutex,
29 time_point);
30 return thrd_err_map (err_code);
31 }
32
33 #if __TIMESIZE == 64
34 strong_alias (__cnd_timedwait64, ___cnd_timedwait)
35 #else
36 libc_hidden_def (__cnd_timedwait64)
37
38 int
39 ___cnd_timedwait (cnd_t *restrict cond, mtx_t *restrict mutex,
40 const struct timespec *restrict time_point)
41 {
42 struct __timespec64 ts64 = valid_timespec_to_timespec64 (*time_point);
43
44 return __cnd_timedwait64(cond, mutex, &ts64);
45 }
46 #endif /* __TIMESIZE == 64 */
47 versioned_symbol (libc, ___cnd_timedwait, cnd_timedwait, GLIBC_2_34);
48
49 #if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_28, GLIBC_2_34)
50 compat_symbol (libpthread, ___cnd_timedwait, cnd_timedwait, GLIBC_2_28);
51 #endif
52