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/*  sched.h

 *

 *  $Id: sched.h,v 1.2 2001-09-27 11:59:13 chris Exp $

 */

#ifndef __POSIX_SCHEDULING_h

#define __POSIX_SCHEDULING_h

#ifdef __cplusplus

extern "C" {

#endif

#include <sys/features.h>

#if defined(_POSIX_PRIORITY_SCHEDULING)

#include <sys/types.h>

#include <time.h>

#include <sys/sched.h>

#include <pthread.h>

/*

 *  13.3.1 Set Scheduling Parameters, P1003.1b-1993, p. 252

 *

 */

int sched_setparam(

  pid_t                     pid,

  const struct sched_param *param

);

/*

 *  13.3.2 Set Scheduling Parameters, P1003.1b-1993, p. 253

 */

int sched_getparam(

  pid_t                     pid,

  const struct sched_param *param

);

/*

 *  13.3.3 Set Scheduling Policy and Scheduling Parameters,

 *         P1003.1b-1993, p. 254

 */

int sched_setscheduler(

  pid_t                     pid,

  int                       policy,

  const struct sched_param *param

);

/*

 *  13.3.4 Get Scheduling Policy, P1003.1b-1993, p. 256

 */

int sched_getscheduler(

  pid_t                     pid

);

/*

 *  13.3.6 Get Scheduling Parameter Limits, P1003.1b-1993, p. 258

 */

int sched_get_priority_max(

  int  policy

);

int sched_get_priority_min(

  int  policy

);

int sched_rr_get_interval(

  pid_t             pid,

  struct timespec  *interval

);

#endif /* _POSIX_PRIORITY_SCHEDULING */

#if defined(_POSIX_THREADS) || defined(_POSIX_PRIORITY_SCHEDULING)

/*

 *  13.3.5 Yield Processor, P1003.1b-1993, p. 257

 */

int sched_yield( void );

#endif /* _POSIX_THREADS or _POSIX_PRIORITY_SCHEDULING */

#ifdef __cplusplus

}

#endif

#endif

/* end of include file */