source: rtems/cpukit/rtems/src/barrierwait.c @ 66cb142

Last change on this file since 66cb142 was c3105894, checked in by Sebastian Huber <sebastian.huber@…>, on Oct 19, 2017 at 11:47:57 AM

score: Move thread queue timeout handling

Update #3117.
Update #3182.

  • Property mode set to 100644
File size: 1.0 KB
Line 
1/**
2 *  @file
3 *
4 *  @brief RTEMS Barrier Wait
5 *  @ingroup ClassicBarrier
6 */
7
8/*
9 *  COPYRIGHT (c) 1989-2007.
10 *  On-Line Applications Research Corporation (OAR).
11 *
12 *  The license and distribution terms for this file may be
13 *  found in the file LICENSE in this distribution or at
14 *  http://www.rtems.org/license/LICENSE.
15 */
16
17#if HAVE_CONFIG_H
18#include "config.h"
19#endif
20
21#include <rtems/rtems/barrierimpl.h>
22#include <rtems/rtems/statusimpl.h>
23
24THREAD_QUEUE_OBJECT_ASSERT( Barrier_Control, Barrier.Wait_queue );
25
26rtems_status_code rtems_barrier_wait(
27  rtems_id        id,
28  rtems_interval  timeout
29)
30{
31  Barrier_Control      *the_barrier;
32  Thread_queue_Context  queue_context;
33  Status_Control        status;
34
35  the_barrier = _Barrier_Get( id, &queue_context );
36
37  if ( the_barrier == NULL ) {
38    return RTEMS_INVALID_ID;
39  }
40
41  _Thread_queue_Context_set_enqueue_timeout_ticks( &queue_context, timeout );
42  status = _CORE_barrier_Seize(
43    &the_barrier->Barrier,
44    _Thread_Executing,
45    true,
46    &queue_context
47  );
48  return _Status_Get( status );
49}
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