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/*
* Written by Joel Sherrill <joel@OARcorp.com>.
*
* COPYRIGHT (c) 1989-2010.
* On-Line Applications Research Corporation (OAR).
*
* Permission to use, copy, modify, and distribute this software for any
* purpose without fee is hereby granted, provided that this entire notice
* is included in all copies of any software which is or includes a copy
* or modification of this software.
*
* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTY. IN PARTICULAR, THE AUTHOR MAKES NO REPRESENTATION
* OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS
* SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
*
* $Id$
*/
#ifndef _SCHED_H_
#define _SCHED_H_
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/sched.h>
_BEGIN_STD_C
#if defined(_POSIX_PRIORITY_SCHEDULING)
/*
* XBD 13 - Set Scheduling Parameters, P1003.1b-2008, p. 1803
*/
int sched_setparam(pid_t __pid, const struct sched_param *__param);
/*
* XBD 13 - Set Scheduling Parameters, P1003.1b-2008, p. 1800
*/
int sched_getparam(pid_t __pid, struct sched_param *__param);
/*
* XBD 13 - Set Scheduling Policy and Scheduling Parameters,
* P1003.1b-2008, p. 1805
*/
int sched_setscheduler(pid_t __pid, int __policy, const struct sched_param *__param);
/*
* XBD 13 - Get Scheduling Policy, P1003.1b-2008, p. 1801
*/
int sched_getscheduler(pid_t __pid);
/*
* XBD 13 - Get Scheduling Parameter Limits, P1003.1b-2008, p. 1799
*/
int sched_get_priority_max(int __policy);
int sched_get_priority_min(int __policy);
/*
* XBD 13 - Get Scheduling Parameter Limits, P1003.1b-2008, p. 1802
*/
int sched_rr_get_interval(pid_t __pid, struct timespec *__interval);
#endif /* _POSIX_PRIORITY_SCHEDULING */
#if defined(_POSIX_THREADS) || defined(_POSIX_PRIORITY_SCHEDULING)
/*
* XBD 13 - Yield Processor, P1003.1b-2008, p. 1807
*/
int sched_yield(void);
#endif /* _POSIX_THREADS or _POSIX_PRIORITY_SCHEDULING */
#if __GNU_VISIBLE
int sched_getcpu(void);
/* The following functions should only be declared if the type
cpu_set_t is defined through indirect inclusion of sys/cpuset.h,
only available on some targets. */
#ifdef _SYS_CPUSET_H_
int sched_getaffinity(pid_t, size_t, cpu_set_t *);
int sched_get_thread_affinity(void *, size_t, cpu_set_t *);
int sched_setaffinity(pid_t, size_t, const cpu_set_t *);
int sched_set_thread_affinity(void *, size_t, const cpu_set_t *);
#endif /* _SYS_CPUSET_H_ */
#endif
_END_STD_C
#endif /* _SCHED_H_ */
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