/*
 * ptw32_new.c
 *
 * Description:
 * This translation unit implements miscellaneous thread functions.
 *
 * --------------------------------------------------------------------------
 *
 *      Pthreads-win32 - POSIX Threads Library for Win32
 *      Copyright(C) 1998 John E. Bossom
 *      Copyright(C) 1999,2003 Pthreads-win32 contributors
 * 
 *      Contact Email: rpj@callisto.canberra.edu.au
 * 
 *      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:
 *      http://sources.redhat.com/pthreads-win32/contributors.html
 * 
 *      This library is free software; you can redistribute it and/or
 *      modify it under the terms of the GNU Lesser General Public
 *      License as published by the Free Software Foundation; either
 *      version 2 of the License, or (at your option) any later version.
 * 
 *      This library 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
 *      Lesser General Public License for more details.
 * 
 *      You should have received a copy of the GNU Lesser General Public
 *      License along with this library in the file COPYING.LIB;
 *      if not, write to the Free Software Foundation, Inc.,
 *      59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

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


pthread_t
ptw32_new (void)
{
  pthread_t t;

  /*
   * If there's a reusable pthread_t then use it.
   */
  t = ptw32_threadReusePop();

  if (NULL == t)
    {
      t = (pthread_t) calloc (1, sizeof (*t));
    }

  if (t != NULL)
    {
      t->sched_priority = THREAD_PRIORITY_NORMAL;
      t->detachState    = PTHREAD_CREATE_JOINABLE;
      t->cancelState    = PTHREAD_CANCEL_ENABLE;
      t->cancelType     = PTHREAD_CANCEL_DEFERRED;
      t->cancelLock     = PTHREAD_MUTEX_INITIALIZER;
      t->threadLock     = PTHREAD_MUTEX_INITIALIZER;
      t->cancelEvent    = CreateEvent (
				       0,
				       (int) PTW32_TRUE,    /* manualReset  */
				       (int) PTW32_FALSE,   /* setSignaled  */
				       NULL);

      if (t->cancelEvent == NULL)
	{
	  /*
	   * Thread ID structs are never freed.
	   */
	  ptw32_threadReusePush(t);
	  t = NULL;
	}
    }

  return t;

}
