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/*

 *  Thread Handler

 *

 *

 *  COPYRIGHT (c) 1989-1999.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  threadclose.c,v 1.5 2002/07/01 22:30:12 joel Exp

 */

#include <rtems/system.h>

#include <rtems/score/apiext.h>

#include <rtems/score/context.h>

#include <rtems/score/interr.h>

#include <rtems/score/isr.h>

#include <rtems/score/object.h>

#include <rtems/score/priority.h>

#include <rtems/score/states.h>

#include <rtems/score/sysstate.h>

#include <rtems/score/thread.h>

#include <rtems/score/threadq.h>

#include <rtems/score/userext.h>

#include <rtems/score/wkspace.h>

/*

 *  _Thread_Close

 *

 *  DESCRIPTION:

 *

 *  This routine frees all memory associated with the specified

 *  thread and removes it from the local object table so no further

 *  operations on this thread are allowed.

 */

void _Thread_Close(

  Objects_Information  *information,

  Thread_Control       *the_thread

)

{

  _Objects_Close( information, &the_thread->Object );

  _Thread_Set_state( the_thread, STATES_TRANSIENT );

  if ( !_Thread_queue_Extract_with_proxy( the_thread ) ) {

    if ( _Watchdog_Is_active( &the_thread->Timer ) )

      (void) _Watchdog_Remove( &the_thread->Timer );

  }

  _User_extensions_Thread_delete( the_thread );

#if ( CPU_HARDWARE_FP == TRUE ) || ( CPU_SOFTWARE_FP == TRUE )

#if ( CPU_USE_DEFERRED_FP_SWITCH == TRUE )

  if ( _Thread_Is_allocated_fp( the_thread ) )

    _Thread_Deallocate_fp();

#endif

  the_thread->fp_context = NULL;

  if ( the_thread->Start.fp_context )

    (void) _Workspace_Free( the_thread->Start.fp_context );

#endif

  _Thread_Stack_Free( the_thread );

  if ( the_thread->extensions )

    (void) _Workspace_Free( the_thread->extensions );

  the_thread->Start.stack = NULL;

  the_thread->extensions = NULL;

}