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/**
* @file
*
* @ingroup POSIXAPI
*
* @brief Returns the Appropriate Maximum for Scheduling policy
*/
/*
* 13.3.6 Get Scheduling Parameter Limits, P1003.1b-1993, p. 258
*
* COPYRIGHT (c) 1989-2007.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <sched.h>
#include <rtems/seterr.h>
#include <rtems/posix/priorityimpl.h>
#include <rtems/score/schedulerimpl.h>
int sched_get_priority_max(
int policy
)
{
const Scheduler_Control *scheduler;
switch ( policy ) {
case SCHED_OTHER:
case SCHED_FIFO:
case SCHED_RR:
case SCHED_SPORADIC:
break;
default:
rtems_set_errno_and_return_minus_one( EINVAL );
}
scheduler = _Thread_Scheduler_get_home( _Thread_Get_executing() );
return _POSIX_Priority_Get_maximum( scheduler );
}
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