rthread_condattr.c revision 1.1
1/* $OpenBSD: rthread_condattr.c,v 1.1 2017/08/15 06:13:24 guenther Exp $ */ 2/* 3 * Copyright (c) 2004,2005 Ted Unangst <tedu@openbsd.org> 4 * Copyright (c) 2012 Philip Guenther <guenther@openbsd.org> 5 * All Rights Reserved. 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19/* 20 * Condition Variable Attributes 21 */ 22 23#include <assert.h> 24#include <stdlib.h> 25#include <string.h> 26#include <unistd.h> 27#include <errno.h> 28 29#include <pthread.h> 30 31#include "rthread.h" 32 33int 34pthread_condattr_init(pthread_condattr_t *attrp) 35{ 36 pthread_condattr_t attr; 37 38 attr = calloc(1, sizeof(*attr)); 39 if (!attr) 40 return (errno); 41 attr->ca_clock = CLOCK_REALTIME; 42 *attrp = attr; 43 44 return (0); 45} 46 47int 48pthread_condattr_destroy(pthread_condattr_t *attrp) 49{ 50 free(*attrp); 51 *attrp = NULL; 52 53 return (0); 54} 55 56int 57pthread_condattr_getclock(const pthread_condattr_t *attr, clockid_t *clock_id) 58{ 59 *clock_id = (*attr)->ca_clock; 60 return (0); 61} 62 63int 64pthread_condattr_setclock(pthread_condattr_t *attr, clockid_t clock_id) 65{ 66 if (clock_id != CLOCK_REALTIME && clock_id != CLOCK_MONOTONIC) 67 return (EINVAL); 68 (*attr)->ca_clock = clock_id; 69 return (0); 70} 71 72