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/**
* @file
*
* @brief Limits for Scheduling Parameter
* @ingroup POSIXAPI
*/
/*
* 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 <unistd.h> /* getpid */
#include <sched.h>
#include <errno.h>
#include <rtems/score/timespec.h>
#include <rtems/config.h>
#include <rtems/seterr.h>
int sched_rr_get_interval(
pid_t pid,
struct timespec *interval
)
{
/*
* Only supported for the "calling process" (i.e. this node).
*/
if ( pid && pid != getpid() )
rtems_set_errno_and_return_minus_one( ESRCH );
if ( !interval )
rtems_set_errno_and_return_minus_one( EINVAL );
_Timespec_From_ticks(
rtems_configuration_get_ticks_per_timeslice(),
interval
);
return 0;
}
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