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106 lines
1.7 KiB
C
106 lines
1.7 KiB
C
/**
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* @file sched.h
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*/
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/*
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* COPYRIGHT (c) 1989-2007.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifndef _SCHED_H
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#define _SCHED_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <unistd.h>
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#if defined(_POSIX_PRIORITY_SCHEDULING)
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#include <sys/types.h>
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#include <time.h>
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#include <sys/sched.h>
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#include <pthread.h>
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/*
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* 13.3.1 Set Scheduling Parameters, P1003.1b-1993, p. 252
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*
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*/
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int sched_setparam(
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pid_t pid,
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const struct sched_param *param
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);
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/*
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* 13.3.2 Set Scheduling Parameters, P1003.1b-1993, p. 253
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*/
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int sched_getparam(
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pid_t pid,
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struct sched_param *param
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);
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/*
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* 13.3.3 Set Scheduling Policy and Scheduling Parameters,
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* P1003.1b-1993, p. 254
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*/
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int sched_setscheduler(
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pid_t pid,
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int policy,
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const struct sched_param *param
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);
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/*
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* 13.3.4 Get Scheduling Policy, P1003.1b-1993, p. 256
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*/
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int sched_getscheduler(
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pid_t pid
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);
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/*
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* 13.3.6 Get Scheduling Parameter Limits, P1003.1b-1993, p. 258
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*/
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int sched_get_priority_max(
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int policy
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);
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int sched_get_priority_min(
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int policy
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);
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int sched_rr_get_interval(
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pid_t pid,
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struct timespec *interval
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);
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#endif /* _POSIX_PRIORITY_SCHEDULING */
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#if defined(_POSIX_THREADS) || defined(_POSIX_PRIORITY_SCHEDULING)
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/*
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* 13.3.5 Yield Processor, P1003.1b-1993, p. 257
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*/
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int sched_yield( void );
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#endif /* _POSIX_THREADS or _POSIX_PRIORITY_SCHEDULING */
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* end of include file */
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