source: rtems/cpukit/rtems/src/timerdelete.c @ e980b219

4.104.114.84.95
Last change on this file since e980b219 was e980b219, checked in by Joel Sherrill <joel.sherrill@…>, on 05/06/04 at 19:21:40

2004-05-06 Joel Sherrill <joel@…>

PR 618/rtems

  • rtems/include/rtems/rtems/status.h, rtems/src/clockget.c, rtems/src/clockset.c, rtems/src/dpmemcreate.c, rtems/src/dpmemexternal2internal.c, rtems/src/dpmeminternal2external.c, rtems/src/eventmp.c, rtems/src/eventreceive.c, rtems/src/eventsend.c, rtems/src/msgqbroadcast.c, rtems/src/msgqcreate.c, rtems/src/msgqflush.c, rtems/src/msgqgetnumberpending.c, rtems/src/msgqreceive.c, rtems/src/msgqsubmit.c, rtems/src/partcreate.c, rtems/src/partdelete.c, rtems/src/partgetbuffer.c, rtems/src/ratemoncancel.c, rtems/src/ratemoncreate.c, rtems/src/ratemondelete.c, rtems/src/ratemongetstatus.c, rtems/src/ratemonident.c, rtems/src/ratemonperiod.c, rtems/src/regioncreate.c, rtems/src/regiondelete.c, rtems/src/regionextend.c, rtems/src/regiongetsegment.c, rtems/src/regiongetsegmentsize.c, rtems/src/regionreturnsegment.c, rtems/src/semcreate.c, rtems/src/semdelete.c, rtems/src/semflush.c, rtems/src/semident.c, rtems/src/taskcreate.c, rtems/src/taskgetnote.c, rtems/src/taskmode.c, rtems/src/taskrestart.c, rtems/src/taskresume.c, rtems/src/tasksetnote.c, rtems/src/tasksuspend.c, rtems/src/taskvariableadd.c, rtems/src/taskvariabledelete.c, rtems/src/taskvariableget.c, rtems/src/taskwakewhen.c, rtems/src/timercreate.c, rtems/src/timerdelete.c, rtems/src/timerfireafter.c, rtems/src/timerfirewhen.c, rtems/src/timerserverfireafter.c, rtems/src/timerserverfirewhen.c, score/include/rtems/score/object.h, score/src/coretodvalidate.c, score/src/objectnametoid.c: Add NULL checks.
  • Property mode set to 100644
File size: 1.4 KB
Line 
1/*
2 *  Timer Manager - rtems_timer_delete directive
3 *
4 *
5 *  COPYRIGHT (c) 1989-2002.
6 *  On-Line Applications Research Corporation (OAR).
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.rtems.com/license/LICENSE.
11 *
12 *  $Id$
13 */
14
15#include <rtems/system.h>
16#include <rtems/rtems/status.h>
17#include <rtems/rtems/support.h>
18#include <rtems/score/object.h>
19#include <rtems/score/thread.h>
20#include <rtems/rtems/timer.h>
21#include <rtems/score/tod.h>
22#include <rtems/score/watchdog.h>
23
24/*PAGE
25 *
26 *  rtems_timer_delete
27 *
28 *  This directive allows a thread to delete a timer.
29 *
30 *  Input parameters:
31 *    id - timer id
32 *
33 *  Output parameters:
34 *    RTEMS_SUCCESSFUL - if successful
35 *    error code       - if unsuccessful
36 */
37
38rtems_status_code rtems_timer_delete(
39  Objects_Id id
40)
41{
42  Timer_Control     *the_timer;
43  Objects_Locations  location;
44
45  the_timer = _Timer_Get( id, &location );
46  switch ( location ) {
47    case OBJECTS_REMOTE:            /* should never return this */
48      return RTEMS_INTERNAL_ERROR;
49
50    case OBJECTS_ERROR:
51      return RTEMS_INVALID_ID;
52
53    case OBJECTS_LOCAL:
54      _Objects_Close( &_Timer_Information, &the_timer->Object );
55      (void) _Watchdog_Remove( &the_timer->Ticker );
56      _Timer_Free( the_timer );
57      _Thread_Enable_dispatch();
58      return RTEMS_SUCCESSFUL;
59  }
60
61  return RTEMS_INTERNAL_ERROR;   /* unreached - only to remove warnings */
62}
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