/*
 * ptw32_processTerminate.c
 *
 * Description:
 * This translation unit implements routines which are private to
 * the implementation and may be used throughout it.
 *
 * --------------------------------------------------------------------------
 *
 *      Pthreads4w - POSIX Threads Library for Win32
 *      Copyright(C) 1998 John E. Bossom
 *      Copyright(C) 1999-2018, Pthreads4w contributors
 *
 *      Homepage: https://sourceforge.net/projects/pthreads4w/
 *
 *      The current list of contributors is contained
 *      in the file CONTRIBUTORS included with the source
 *      code distribution. The list can also be seen at the
 *      following World Wide Web location:
 *      https://sourceforge.net/p/pthreads4w/wiki/Contributors/
 *
 * This file is part of Pthreads4w.
 *
 *    Pthreads4w is free software: you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation, either version 3 of the License, or
 *    (at your option) any later version.
 *
 *    Pthreads4w is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with Pthreads4w.  If not, see <http://www.gnu.org/licenses/>. *
 */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include "pthread.h"
#include "implement.h"


void
ptw32_processTerminate (void)
     /*
      * ------------------------------------------------------
      * DOCPRIVATE
      *      This function performs process wide termination for
      *      the pthread library.
      *
      * PARAMETERS
      *      N/A
      *
      * DESCRIPTION
      *      This function performs process wide termination for
      *      the pthread library.
      *      This routine sets the global variable
      *      ptw32_processInitialized to FALSE
      *
      * RESULTS
      *              N/A
      *
      * ------------------------------------------------------
      */
{
  if (ptw32_processInitialized)
    {
      ptw32_thread_t * tp, * tpNext;
      ptw32_mcs_local_node_t node;

      if (ptw32_selfThreadKey != NULL)
	{
	  /*
	   * Release ptw32_selfThreadKey
	   */
	  pthread_key_delete (ptw32_selfThreadKey);

	  ptw32_selfThreadKey = NULL;
	}

      if (ptw32_cleanupKey != NULL)
	{
	  /*
	   * Release ptw32_cleanupKey
	   */
	  pthread_key_delete (ptw32_cleanupKey);

	  ptw32_cleanupKey = NULL;
	}

      ptw32_mcs_lock_acquire(&ptw32_thread_reuse_lock, &node);

      tp = ptw32_threadReuseTop;
      while (tp != PTW32_THREAD_REUSE_EMPTY)
	{
	  tpNext = tp->prevReuse;
	  free (tp);
	  tp = tpNext;
	}

      ptw32_mcs_lock_release(&node);

      ptw32_processInitialized = PTW32_FALSE;
    }

}				/* processTerminate */