source: rtems/c/src/exec/posix/src/semtrywait.c @ 64f55e7

4.104.114.84.95
Last change on this file since 64f55e7 was 799c767, checked in by Joel Sherrill <joel.sherrill@…>, on 11/02/99 at 18:00:15

Split the POSIX semaphore manager into multiple files.
  • Property mode set to 100644
File size: 532 bytes
Line 
1/*
2 *  $Id$
3 */
4
5#include <stdarg.h>
6
7#include <errno.h>
8#include <fcntl.h>
9#include <pthread.h>
10#include <semaphore.h>
11#include <limits.h>
12
13#include <rtems/system.h>
14#include <rtems/score/object.h>
15#include <rtems/posix/semaphore.h>
16#include <rtems/posix/time.h>
17#include <rtems/posix/seterr.h>
18
19/*PAGE
20 *
21 *  11.2.6 Lock a Semaphore, P1003.1b-1993, p.226
22 *
23 *  NOTE: P1003.4b/D8 adds sem_timedwait(), p. 27
24 */
25
26int sem_trywait(
27  sem_t *sem
28)
29{
30  return _POSIX_Semaphore_Wait_support( sem, FALSE, THREAD_QUEUE_WAIT_FOREVER );
31}
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