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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.

 *

 *  threadstackfree.c,v 1.2 1999/11/17 17:50:42 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_Stack_Free

 *

 *  Deallocate the Thread's stack.

 */

void _Thread_Stack_Free(

  Thread_Control *the_thread

)

{

    /*

     *  If the API provided the stack space, then don't free it.

     */

    if ( !the_thread->Start.core_allocated_stack )

      return;

    /*

     * Call ONLY the CPU table stack free hook, or the

     * the RTEMS workspace free.  This is so the free

     * routine properly matches the allocation of the stack.

     */

    if ( _CPU_Table.stack_free_hook )

        (*_CPU_Table.stack_free_hook)( the_thread->Start.Initial_stack.area );

    else

        _Workspace_Free( the_thread->Start.Initial_stack.area );

}