1 /*	$OpenBSD: uthread_mattr_kind_np.c,v 1.7 2001/08/10 14:37:20 fgsch Exp $	*/
2 /*
3  * Copyright (c) 1996 Jeffrey Hsu <hsu@freebsd.org>.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *	This product includes software developed by John Birrell.
17  * 4. Neither the name of the author nor the names of any co-contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  * $FreeBSD: uthread_mattr_kind_np.c,v 1.4 1999/08/28 00:03:39 peter Exp $
34  */
35 #include <errno.h>
36 #ifdef _THREAD_SAFE
37 #include <pthread.h>
38 #include "pthread_private.h"
39 
40 int
pthread_mutexattr_setkind_np(pthread_mutexattr_t * attr,int kind)41 pthread_mutexattr_setkind_np(pthread_mutexattr_t *attr, int kind)
42 {
43 	int	ret;
44 	if (attr == NULL || *attr == NULL) {
45 		ret = EINVAL;
46 	} else {
47 		(*attr)->m_type = kind;
48 		ret = 0;
49 	}
50 	return(ret);
51 }
52 
53 int
pthread_mutexattr_getkind_np(pthread_mutexattr_t attr)54 pthread_mutexattr_getkind_np(pthread_mutexattr_t attr)
55 {
56 	int	ret;
57 	if (attr == NULL) {
58 		ret = EINVAL;
59 	} else {
60 		ret = attr->m_type;
61 	}
62 	return(ret);
63 }
64 
65 int
pthread_mutexattr_settype(pthread_mutexattr_t * attr,int type)66 pthread_mutexattr_settype(pthread_mutexattr_t *attr, int type)
67 {
68 	int	ret;
69 	if (attr == NULL || *attr == NULL || type >= MUTEX_TYPE_MAX) {
70 		ret = EINVAL;
71 	} else {
72 		(*attr)->m_type = type;
73 		ret = 0;
74 	}
75 	return(ret);
76 }
77 
78 int
pthread_mutexattr_gettype(pthread_mutexattr_t * attr,int * type)79 pthread_mutexattr_gettype(pthread_mutexattr_t *attr, int *type)
80 {
81 	int	ret;
82 
83 	if (attr == NULL || *attr == NULL || (*attr)->m_type >=
84 	    MUTEX_TYPE_MAX) {
85 		ret = EINVAL;
86 	} else {
87 		*type = (*attr)->m_type;
88 		ret = 0;
89 	}
90 	return ret;
91 }
92 #endif
93