c/src/exec/posix/src/mutexattrsetprotocol.c


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/*
 *  $Id$
 */

#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;
  }
}