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/*
* Message Queue Manager
*
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <rtems/system.h>
#include <rtems/score/sysstate.h>
#include <rtems/score/chain.h>
#include <rtems/score/isr.h>
#include <rtems/score/coremsg.h>
#include <rtems/score/object.h>
#include <rtems/score/states.h>
#include <rtems/score/thread.h>
#include <rtems/score/wkspace.h>
#if defined(RTEMS_MULTIPROCESSING)
#include <rtems/score/mpci.h>
#endif
#include <rtems/rtems/status.h>
#include <rtems/rtems/attr.h>
#include <rtems/rtems/message.h>
#include <rtems/rtems/options.h>
#include <rtems/rtems/support.h>
/*PAGE
*
* rtems_message_queue_delete
*
* This directive allows a thread to delete the message queue specified
* by the given queue identifier.
*
* Input parameters:
* id - queue id
*
* Output parameters:
* RTEMS_SUCCESSFUL - if successful
* error code - if unsuccessful
*/
rtems_status_code rtems_message_queue_delete(
Objects_Id id
)
{
register Message_queue_Control *the_message_queue;
Objects_Locations location;
the_message_queue = _Message_queue_Get( id, &location );
switch ( location ) {
case OBJECTS_REMOTE:
#if defined(RTEMS_MULTIPROCESSING)
_Thread_Dispatch();
return RTEMS_ILLEGAL_ON_REMOTE_OBJECT;
#endif
case OBJECTS_ERROR:
return RTEMS_INVALID_ID;
case OBJECTS_LOCAL:
_Objects_Close( &_Message_queue_Information,
&the_message_queue->Object );
_CORE_message_queue_Close(
&the_message_queue->message_queue,
#if defined(RTEMS_MULTIPROCESSING)
_Message_queue_MP_Send_object_was_deleted,
#else
NULL,
#endif
CORE_MESSAGE_QUEUE_STATUS_WAS_DELETED
);
_Message_queue_Free( the_message_queue );
#if defined(RTEMS_MULTIPROCESSING)
if ( _Attributes_Is_global( the_message_queue->attribute_set ) ) {
_Objects_MP_Close(
&_Message_queue_Information,
the_message_queue->Object.id
);
_Message_queue_MP_Send_process_packet(
MESSAGE_QUEUE_MP_ANNOUNCE_DELETE,
the_message_queue->Object.id,
0, /* Not used */
0
);
}
#endif
_Thread_Enable_dispatch();
return RTEMS_SUCCESSFUL;
}
return RTEMS_INTERNAL_ERROR; /* unreached - only to remove warnings */
}
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