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97 lines
2.3 KiB
C
97 lines
2.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <errno.h>
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#include <pthread.h>
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#include "threads.h"
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int
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cnd_broadcast(cnd_t *cond)
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{
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if (pthread_cond_broadcast(cond) != 0)
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return (thrd_error);
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return (thrd_success);
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}
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void
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cnd_destroy(cnd_t *cond)
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{
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(void)pthread_cond_destroy(cond);
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}
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int
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cnd_init(cnd_t *cond)
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{
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switch (pthread_cond_init(cond, NULL)) {
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case 0:
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return (thrd_success);
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case ENOMEM:
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return (thrd_nomem);
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default:
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return (thrd_error);
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}
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}
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int
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cnd_signal(cnd_t *cond)
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{
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if (pthread_cond_signal(cond) != 0)
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return (thrd_error);
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return (thrd_success);
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}
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int
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cnd_timedwait(cnd_t *restrict cond, mtx_t *restrict mtx,
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const struct timespec *restrict ts)
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{
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switch (pthread_cond_timedwait(cond, mtx, ts)) {
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case 0:
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return (thrd_success);
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case ETIMEDOUT:
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return (thrd_timedout);
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default:
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return (thrd_error);
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}
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}
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int
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cnd_wait(cnd_t *cond, mtx_t *mtx)
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{
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if (pthread_cond_wait(cond, mtx) != 0)
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return (thrd_error);
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return (thrd_success);
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}
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