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freebsd/sys/posix4/sched.h
John Birrell 56594472c0 Add C++ support.
Submitted by: Russell L. Carter <rcarter@pinyon.org>
              fixes omniORB25 built with g++-2.8.1 on -current
1998-05-12 05:11:51 +00:00

76 lines
2.6 KiB
C

#ifndef _SCHED_H_
#define _SCHED_H_
/* sched.h: POSIX 1003.1b Process Scheduling header */
/*-
* Copyright (c) 1996, 1997
* HD Associates, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by HD Associates, Inc
* and Jukka Antero Ukkonen.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY HD ASSOCIATES AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL HD ASSOCIATES OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <sys/types.h> /* For pid_t */
#ifndef KERNEL
#include <time.h> /* Per P1003.4 */
#endif
/* Scheduling policies
*/
#define SCHED_FIFO 1
#define SCHED_OTHER 2
#define SCHED_RR 3
struct sched_param
{
int sched_priority;
};
#ifndef KERNEL
#include <sys/cdefs.h>
__BEGIN_DECLS
int sched_setparam __P((pid_t, const struct sched_param *));
int sched_getparam __P((pid_t, struct sched_param *));
int sched_setscheduler __P((pid_t, int, const struct sched_param *));
int sched_getscheduler __P((pid_t));
int sched_yield __P((void));
int sched_get_priority_max __P((int));
int sched_get_priority_min __P((int));
int sched_rr_get_interval __P((pid_t, struct timespec *));
__END_DECLS
#endif /* KERNEL */
#endif /* _SCHED_H_ */