source: rtems/c/src/exec/posix/src/keydelete.c @ 63edcf24

4.104.114.84.95
Last change on this file since 63edcf24 was 63edcf24, checked in by Joel Sherrill <joel.sherrill@…>, on Nov 2, 1999 at 6:40:30 PM

Split key.c into multiple files.

  • Property mode set to 100644
File size: 1.2 KB
Line 
1/*
2 *  $Id$
3 */
4
5#include <errno.h>
6#include <limits.h>
7#include <pthread.h>
8#include <string.h>
9
10#include <rtems/system.h>
11#include <rtems/score/thread.h>
12#include <rtems/score/wkspace.h>
13#include <rtems/posix/key.h>
14
15/*PAGE
16 *
17 *  17.1.3 Thread-Specific Data Key Deletion, P1003.1c/Draft 10, p. 167
18 */
19
20int pthread_key_delete(
21  pthread_key_t  key
22)
23{
24  register POSIX_Keys_Control *the_key;
25  Objects_Locations            location;
26  unsigned32                   the_class;
27 
28  the_key = _POSIX_Keys_Get( key, &location );
29  switch ( location ) {
30    case OBJECTS_ERROR:
31    case OBJECTS_REMOTE:   /* should never happen */
32      return EINVAL;
33    case OBJECTS_LOCAL:
34      _Objects_Close( &_POSIX_Keys_Information, &the_key->Object );
35
36      the_key->is_active = FALSE;
37
38      for ( the_class = OBJECTS_CLASSES_FIRST_THREAD_CLASS;
39            the_class <= OBJECTS_CLASSES_LAST_THREAD_CLASS;
40            the_class++ )
41        _Workspace_Free( the_key->Values[ the_class ] );
42
43      /*
44       *  NOTE:  The destructor is not called and it is the responsibility
45       *         of the application to free the memory.
46       */
47
48      _POSIX_Keys_Free( the_key );
49      _Thread_Enable_dispatch();
50      return 0;
51  }
52  return POSIX_BOTTOM_REACHED();
53}
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