2 * Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
38 cnd_broadcast(cnd_t *cond)
41 if (pthread_cond_broadcast(cond) != 0)
43 return (thrd_success);
47 cnd_destroy(cnd_t *cond)
50 (void)pthread_cond_destroy(cond);
57 switch (pthread_cond_init(cond, NULL)) {
59 return (thrd_success);
68 cnd_signal(cnd_t *cond)
71 if (pthread_cond_signal(cond) != 0)
73 return (thrd_success);
77 cnd_timedwait(cnd_t *restrict cond, mtx_t *restrict mtx,
78 const struct timespec *restrict ts)
81 switch (pthread_cond_timedwait(cond, mtx, ts)) {
83 return (thrd_success);
85 return (thrd_timedout);
92 cnd_wait(cnd_t *cond, mtx_t *mtx)
95 if (pthread_cond_wait(cond, mtx) != 0)
97 return (thrd_success);