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 * $FreeBSD$
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
42 int
_pthread_attr_init(pthread_attr_t * attr)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