1/* C11 thread conditional initialization implementation.
2 Copyright (C) 2018-2022 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 <stdalign.h>
20#include <shlib-compat.h>
21
22#include "thrd_priv.h"
23
24int
25__cnd_init (cnd_t *cond)
26{
27 _Static_assert (sizeof (cnd_t) == sizeof (pthread_cond_t),
28 "(sizeof (cnd_t) != sizeof (pthread_cond_t)");
29 _Static_assert (alignof (cnd_t) == alignof (pthread_cond_t),
30 "alignof (cnd_t) != alignof (pthread_cond_t)");
31
32 int err_code = __pthread_cond_init ((pthread_cond_t *)cond, NULL);
33 return thrd_err_map (err_code);
34}
35#if PTHREAD_IN_LIBC
36versioned_symbol (libc, __cnd_init, cnd_init, GLIBC_2_34);
37# if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_28, GLIBC_2_34)
38compat_symbol (libpthread, __cnd_init, cnd_init, GLIBC_2_28);
39# endif
40#else /* !PTHREAD_IN_LIBC */
41strong_alias (__cnd_init, cnd_init)
42#endif
43