source: rtems/cpukit/sapi/src/extensiondelete.c @ 28352fae

/**
 * @file
 *
 * @ingroup ClassicUserExtensions
 *
 * @brief User Extensions Implementation.
 */

/*
 *  COPYRIGHT (c) 1989-2007.
 *  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.
 *
 *  $Id$
 */

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

#include <rtems/system.h>
#include <rtems/rtems/support.h>
#include <rtems/score/object.h>
#include <rtems/score/thread.h>
#include <rtems/extension.h>

rtems_status_code rtems_extension_delete(
  rtems_id id
)
{
  Extension_Control   *the_extension;
  Objects_Locations    location;

  the_extension = _Extension_Get( id, &location );
  switch ( location ) {
    case OBJECTS_LOCAL:
      _User_extensions_Remove_set( &the_extension->Extension );
      _Objects_Close( &_Extension_Information, &the_extension->Object );
      _Extension_Free( the_extension );
      _Thread_Enable_dispatch();
      return RTEMS_SUCCESSFUL;

#if defined(RTEMS_MULTIPROCESSING)
    case OBJECTS_REMOTE:            /* should never return this */
#endif
    case OBJECTS_ERROR:
      break;
  }

  return RTEMS_INVALID_ID;
}