1 /* $OpenBSD: uthread_attr_getscope.c,v 1.2 1999/11/25 07:01:31 d Exp $ */
2 /*
3 * Copyright (c) 1998 Daniel Eischen <eischen@vigrid.com>.
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 Daniel Eischen.
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 DANIEL EISCHEN 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_attr_getscope.c,v 1.3 1999/08/28 00:03:22 peter Exp $
34 */
35 #include <errno.h>
36 #ifdef _THREAD_SAFE
37 #include <pthread.h>
38 #include "pthread_private.h"
39
40 int
pthread_attr_getscope(const pthread_attr_t * attr,int * contentionscope)41 pthread_attr_getscope(const pthread_attr_t *attr, int *contentionscope)
42 {
43 int ret = 0;
44
45 if ((attr == NULL) || (*attr == NULL) || (contentionscope == NULL))
46 /* Return an invalid argument: */
47 ret = EINVAL;
48
49 else
50 *contentionscope = (*attr)->flags & PTHREAD_SCOPE_SYSTEM ?
51 PTHREAD_SCOPE_SYSTEM : PTHREAD_SCOPE_PROCESS;
52
53 return(ret);
54 }
55 #endif
56