glibc/nptl/cnd_init.c

34 lines
1.2 KiB
C

/* C11 thread conditional initialization implementation.
Copyright (C) 2018-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <stdalign.h>
#include "thrd_priv.h"
int
cnd_init (cnd_t *cond)
{
_Static_assert (sizeof (cnd_t) == sizeof (pthread_cond_t),
"(sizeof (cnd_t) != sizeof (pthread_cond_t)");
_Static_assert (alignof (cnd_t) == alignof (pthread_cond_t),
"alignof (cnd_t) != alignof (pthread_cond_t)");
int err_code = __pthread_cond_init ((pthread_cond_t *)cond, NULL);
return thrd_err_map (err_code);
}