1228904Sed/*- 2228904Sed * Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org> 3228904Sed * All rights reserved. 4228904Sed * 5228904Sed * Redistribution and use in source and binary forms, with or without 6228904Sed * modification, are permitted provided that the following conditions 7228904Sed * are met: 8228904Sed * 1. Redistributions of source code must retain the above copyright 9228904Sed * notice, this list of conditions and the following disclaimer. 10228904Sed * 2. Redistributions in binary form must reproduce the above copyright 11228904Sed * notice, this list of conditions and the following disclaimer in the 12228904Sed * documentation and/or other materials provided with the distribution. 13228904Sed * 14228904Sed * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15228904Sed * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16228904Sed * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17228904Sed * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18228904Sed * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19228904Sed * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20228904Sed * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21228904Sed * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22228904Sed * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23228904Sed * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24228904Sed * SUCH DAMAGE. 25228904Sed * 26228904Sed * $FreeBSD$ 27228904Sed */ 28228904Sed 29228904Sed#include <sys/cdefs.h> 30228904Sed__FBSDID("$FreeBSD$"); 31228904Sed 32228904Sed#include <errno.h> 33228904Sed#include <pthread.h> 34228904Sed 35228904Sed#include "threads.h" 36228904Sed 37228904Sedint 38228904Sedcnd_broadcast(cnd_t *cond) 39228904Sed{ 40228904Sed 41228904Sed if (pthread_cond_broadcast(cond) != 0) 42228904Sed return (thrd_error); 43228904Sed return (thrd_success); 44228904Sed} 45228904Sed 46228904Sedvoid 47228904Sedcnd_destroy(cnd_t *cond) 48228904Sed{ 49228904Sed 50228904Sed (void)pthread_cond_destroy(cond); 51228904Sed} 52228904Sed 53228904Sedint 54228904Sedcnd_init(cnd_t *cond) 55228904Sed{ 56228904Sed 57228904Sed switch (pthread_cond_init(cond, NULL)) { 58228904Sed case 0: 59228904Sed return (thrd_success); 60228904Sed case ENOMEM: 61228904Sed return (thrd_nomem); 62228904Sed default: 63228904Sed return (thrd_error); 64228904Sed } 65228904Sed} 66228904Sed 67228904Sedint 68228904Sedcnd_signal(cnd_t *cond) 69228904Sed{ 70228904Sed 71228904Sed if (pthread_cond_signal(cond) != 0) 72228904Sed return (thrd_error); 73228904Sed return (thrd_success); 74228904Sed} 75228904Sed 76228904Sedint 77228904Sedcnd_timedwait(cnd_t *restrict cond, mtx_t *restrict mtx, 78228904Sed const struct timespec *restrict ts) 79228904Sed{ 80228904Sed 81228904Sed switch (pthread_cond_timedwait(cond, mtx, ts)) { 82228904Sed case 0: 83228904Sed return (thrd_success); 84228904Sed case ETIMEDOUT: 85228904Sed return (thrd_timedout); 86228904Sed default: 87228904Sed return (thrd_error); 88228904Sed } 89228904Sed} 90228904Sed 91228904Sedint 92228904Sedcnd_wait(cnd_t *cond, mtx_t *mtx) 93228904Sed{ 94228904Sed 95228904Sed if (pthread_cond_wait(cond, mtx) != 0) 96228904Sed return (thrd_error); 97228904Sed return (thrd_success); 98228904Sed} 99