thr_attr_setinheritsched.c revision 174112 
16281Sda73024/*
26281Sda73024 * Copyright (c) 1998 Daniel Eischen <eischen@vigrid.com>.
36281Sda73024 * All rights reserved.
46281Sda73024 *
56281Sda73024 * Redistribution and use in source and binary forms, with or without
66281Sda73024 * modification, are permitted provided that the following conditions
76281Sda73024 * are met:
86281Sda73024 * 1. Redistributions of source code must retain the above copyright
96281Sda73024 *    notice, this list of conditions and the following disclaimer.
106281Sda73024 * 2. Redistributions in binary form must reproduce the above copyright
116281Sda73024 *    notice, this list of conditions and the following disclaimer in the
126281Sda73024 *    documentation and/or other materials provided with the distribution.
136281Sda73024 * 3. All advertising materials mentioning features or use of this software
146281Sda73024 *    must display the following acknowledgement:
156281Sda73024 *	This product includes software developed by Daniel Eischen.
166281Sda73024 * 4. Neither the name of the author nor the names of any co-contributors
176281Sda73024 *    may be used to endorse or promote products derived from this software
186281Sda73024 *    without specific prior written permission.
196281Sda73024 *
206281Sda73024 * THIS SOFTWARE IS PROVIDED BY DANIEL EISCHEN AND CONTRIBUTORS ``AS IS'' AND
216281Sda73024 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
226281Sda73024 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
236281Sda73024 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
246281Sda73024 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
256281Sda73024 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
266281Sda73024 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
276281Sda73024 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
286281Sda73024 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
296281Sda73024 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
306281Sda73024 * SUCH DAMAGE.
316281Sda73024 *
32 * $FreeBSD: head/lib/libkse/thread/thr_attr_setinheritsched.c 174112 2007-11-30 17:20:29Z deischen $
33 */
34
35#include "namespace.h"
36#include <errno.h>
37#include <pthread.h>
38#include "un-namespace.h"
39#include "thr_private.h"
40
41LT10_COMPAT_PRIVATE(_pthread_attr_setinheritsched);
42LT10_COMPAT_DEFAULT(pthread_attr_setinheritsched);
43
44__weak_reference(_pthread_attr_setinheritsched, pthread_attr_setinheritsched);
45
46int
47_pthread_attr_setinheritsched(pthread_attr_t *attr, int sched_inherit)
48{
49	int ret = 0;
50
51	if ((attr == NULL) || (*attr == NULL))
52		ret = EINVAL;
53	else if (sched_inherit != PTHREAD_INHERIT_SCHED &&
54		 sched_inherit != PTHREAD_EXPLICIT_SCHED)
55		ret = ENOTSUP;
56	else
57		(*attr)->sched_inherit = sched_inherit;
58
59	return(ret);
60}
61