1/* 2 * Copyright (c) 1996 John Birrell <jb@cimlogic.com.au>. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 13 * 3. Neither the name of the author nor the names of any co-contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD: releng/10.3/lib/libkse/thread/thr_attr_init.c 174689 2007-12-16 23:29:57Z deischen $ 30 */ 31 32#include "namespace.h" 33#include <string.h> 34#include <stdlib.h> 35#include <errno.h> 36#include <pthread.h> 37#include "un-namespace.h" 38#include "thr_private.h" 39 40__weak_reference(_pthread_attr_init, pthread_attr_init); 41 42int 43_pthread_attr_init(pthread_attr_t *attr) 44{ 45 int ret; 46 pthread_attr_t pattr; 47 48 /* Allocate memory for the attribute object: */ 49 if ((pattr = (pthread_attr_t) malloc(sizeof(struct pthread_attr))) == NULL) 50 /* Insufficient memory: */ 51 ret = ENOMEM; 52 else { 53 /* Initialise the attribute object with the defaults: */ 54 memcpy(pattr, &_pthread_attr_default, 55 sizeof(struct pthread_attr)); 56 pattr->guardsize_attr = _thr_guard_default; 57 pattr->stacksize_attr = _thr_stack_default; 58 59 /* Return a pointer to the attribute object: */ 60 *attr = pattr; 61 ret = 0; 62 } 63 return(ret); 64} 65