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/*

 *  mutexattrsetprotocol.c,v 1.2 2001/01/24 14:17:28 joel Exp

 */

#if HAVE_CONFIG_H

#include "config.h"

#endif

#include <assert.h>

#include <errno.h>

#include <pthread.h>

#include <rtems/system.h>

#include <rtems/score/coremutex.h>

#include <rtems/score/watchdog.h>

#if defined(RTEMS_MULTIPROCESSING)

#include <rtems/score/mpci.h>

#endif

#include <rtems/posix/mutex.h>

#include <rtems/posix/priority.h>

#include <rtems/posix/time.h>

/*PAGE

 *

 *  13.6.1 Mutex Initialization Scheduling Attributes, P1003.1c/Draft 10, p. 128

 */

int pthread_mutexattr_setprotocol(

  pthread_mutexattr_t   *attr,

  int                    protocol

)

{

  if ( !attr || !attr->is_initialized )

    return EINVAL;

  switch ( protocol ) {

    case PTHREAD_PRIO_NONE:

    case PTHREAD_PRIO_INHERIT:

    case PTHREAD_PRIO_PROTECT:

      attr->protocol = protocol;

      return 0;

    default:

      return EINVAL;

  }

}