source: rtems/cpukit/posix/src/semaphorenametoid.c @ ce19f1fa

4.104.114.95
Last change on this file since ce19f1fa was ce19f1fa, checked in by Joel Sherrill <joel.sherrill@…>, on 01/23/08 at 22:57:43

2008-01-23 Joel Sherrill <joel.sherrill@…>

  • itron/include/rtems/itron/object.h, itron/src/cre_tsk.c, libblock/src/show_bdbuf.c, libmisc/capture/capture-cli.c, libmisc/capture/capture.c, libmisc/monitor/mon-manager.c, libmisc/stackchk/check.c, posix/src/condinit.c, posix/src/keycreate.c, posix/src/mqueuecreatesupp.c, posix/src/mqueuedeletesupp.c, posix/src/mqueuenametoid.c, posix/src/mqueueopen.c, posix/src/mqueueunlink.c, posix/src/mutexinit.c, posix/src/pbarrierinit.c, posix/src/prwlockinit.c, posix/src/pspininit.c, posix/src/pthreadcreate.c, posix/src/pthreadexit.c, posix/src/semaphorecreatesupp.c, posix/src/semaphorenametoid.c, posix/src/timercreate.c, rtems/src/barrierident.c, rtems/src/dpmemident.c, rtems/src/msgqident.c, rtems/src/partident.c, rtems/src/ratemonident.c, rtems/src/regionident.c, rtems/src/semident.c, rtems/src/taskident.c, rtems/src/timerident.c, sapi/src/extensionident.c, score/Makefile.am, score/include/rtems/score/object.h, score/inline/rtems/score/object.inl, score/src/apimutexallocate.c, score/src/objectextendinformation.c, score/src/objectgetnameasstring.c, score/src/objectmp.c, score/src/objectnametoid.c: Convert the Objects_Name type from a simple type to a union of an unsigned 32 bit integer and a pointer. This should help eliminate weird casts between u32 and pointers in various places. The APIs now have to explicitly call _u32 or _string versions of helper routines. This should also simplify things and eliminate the need for ugly casts in some cases.
  • score/src/objectclearname.c, score/src/objectcomparenameraw.c, score/src/objectcomparenamestring.c, score/src/objectcopynameraw.c, score/src/objectcopynamestring.c: Removed.
  • Property mode set to 100644
File size: 1.1 KB
Line 
1/*
2 *  COPYRIGHT (c) 1989-2007.
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 *  _POSIX_Semaphore_Name_to_id
33 *
34 *  Look up the specified name and attempt to locate the id
35 *  for the associated semaphore.
36 */
37
38int _POSIX_Semaphore_Name_to_id(
39  const char          *name,
40  sem_t          *id
41)
42{
43  Objects_Name_or_id_lookup_errors  status;
44
45   if ( !name )
46     return EINVAL;
47
48  if ( !name[0] )
49    return EINVAL;
50
51  status = _Objects_Name_to_id_string(
52    &_POSIX_Semaphore_Information, name, 0, (Objects_Id*)id );
53
54  if ( status == OBJECTS_NAME_OR_ID_LOOKUP_SUCCESSFUL )
55    return 0;
56
57  return ENOENT;
58}
Note: See TracBrowser for help on using the repository browser.