path: root/cpukit/posix/src/mqueuedeletesupp.c

/**
 *  @file
 *
 *  @brief POSIX Delete Message Queue
 *  @ingroup POSIX_MQUEUE
 */

/*
 *  COPYRIGHT (c) 1989-2009.
 *  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.org/license/LICENSE.
 */

#if HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdarg.h>

#include <pthread.h>
#include <limits.h>
#include <errno.h>
#include <fcntl.h>
#include <mqueue.h>

#include <rtems/system.h>
#include <rtems/score/watchdog.h>
#include <rtems/score/wkspace.h>
#include <rtems/seterr.h>
#include <rtems/posix/mqueueimpl.h>
#if defined(RTEMS_DEBUG)
  #include <rtems/bspIo.h>
#endif

void _POSIX_Message_queue_Delete(
  POSIX_Message_queue_Control *the_mq
)
{
  if ( !the_mq->linked && !the_mq->open_count ) {
      Objects_Control *the_object = &the_mq->Object;

      #if defined(RTEMS_DEBUG)
        /*
         *  the name memory will have been freed by unlink.
         */
	if ( the_object->name.name_p ) {
          printk(
            "POSIX MQ name (%p) not freed by unlink\n",
	    (void *)the_object->name.name_p
          );
	  _Workspace_Free( (void *)the_object->name.name_p );
        }
      #endif

      _Objects_Close( &_POSIX_Message_queue_Information, the_object );

      _CORE_message_queue_Close(
        &the_mq->Message_queue,
        CORE_MESSAGE_QUEUE_STATUS_WAS_DELETED,
        NULL,        /* no MP support */
        0
      );

    _POSIX_Message_queue_Free( the_mq );

  }
}