source: rtems/cpukit/posix/src/semtrywait.c @ 3bacb250

4.104.115
Last change on this file since 3bacb250 was b1dbfd7, checked in by Ralf Corsepius <ralf.corsepius@…>, on 02/03/09 at 10:10:57

Eliminate TRUE/FALSE.

  • Property mode set to 100644
File size: 817 bytes
Line 
1/*
2 *  COPYRIGHT (c) 1989-2008.
3 *  On-Line Applications Research Corporation (OAR).
4 *
5 *  The license and distribution terms for this file may be
6 *  found in the file LICENSE in this distribution or at
7 *  http://www.rtems.com/license/LICENSE.
8 *
9 *  $Id$
10 */
11
12#if HAVE_CONFIG_H
13#include "config.h"
14#endif
15
16#include <stdarg.h>
17
18#include <errno.h>
19#include <fcntl.h>
20#include <pthread.h>
21#include <semaphore.h>
22#include <limits.h>
23
24#include <rtems/system.h>
25#include <rtems/score/object.h>
26#include <rtems/posix/semaphore.h>
27#include <rtems/posix/time.h>
28#include <rtems/seterr.h>
29
30/*PAGE
31 *
32 *  11.2.6 Lock a Semaphore, P1003.1b-1993, p.226
33 *
34 *  NOTE: P1003.4b/D8 adds sem_timedwait(), p. 27
35 */
36
37int sem_trywait(
38  sem_t *sem
39)
40{
41  return _POSIX_Semaphore_Wait_support(sem, false, THREAD_QUEUE_WAIT_FOREVER);
42}
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