source: rtems/c/src/exec/score/src/coresemflush.c @ 7cc8d6c

4.104.114.84.95
Last change on this file since 7cc8d6c was 7cc8d6c, checked in by Joel Sherrill <joel.sherrill@…>, on 11/02/99 at 21:48:15

Split core mutex and semaphore handlers into separate files.

  • Property mode set to 100644
File size: 1.4 KB
Line 
1/*
2 *  CORE Semaphore Handler
3 *
4 *  DESCRIPTION:
5 *
6 *  This package is the implementation of the CORE Semaphore Handler.
7 *  This core object utilizes standard Dijkstra counting semaphores to provide
8 *  synchronization and mutual exclusion capabilities.
9 *
10 *  COPYRIGHT (c) 1989-1998.
11 *  On-Line Applications Research Corporation (OAR).
12 *  Copyright assigned to U.S. Government, 1994.
13 *
14 *  The license and distribution terms for this file may be
15 *  found in the file LICENSE in this distribution or at
16 *  http://www.OARcorp.com/rtems/license.html.
17 *
18 *  $Id$
19 */
20
21#include <rtems/system.h>
22#include <rtems/score/isr.h>
23#include <rtems/score/coresem.h>
24#include <rtems/score/states.h>
25#include <rtems/score/thread.h>
26#include <rtems/score/threadq.h>
27#if defined(RTEMS_MULTIPROCESSING)
28#include <rtems/score/mpci.h>
29#endif
30
31/*PAGE
32 *
33 *  _CORE_semaphore_Flush
34 *
35 *  This function a flushes the semaphore's task wait queue.
36 *
37 *  Input parameters:
38 *    the_semaphore          - the semaphore to be flushed
39 *    remote_extract_callout - function to invoke remotely
40 *    status                 - status to pass to thread
41 *
42 *  Output parameters:  NONE
43 */
44 
45void _CORE_semaphore_Flush(
46  CORE_semaphore_Control     *the_semaphore,
47  Thread_queue_Flush_callout  remote_extract_callout,
48  unsigned32                  status
49)
50{
51 
52  _Thread_queue_Flush(
53    &the_semaphore->Wait_queue,
54    remote_extract_callout,
55    status
56  );
57 
58}
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