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Viewing changes to win32/3rdparty/pthreads/ptw32_processInitialize.c

  • Committer: Bazaar Package Importer
  • Author(s): Kees Cook
  • Date: 2007-02-20 10:33:44 UTC
  • mto: This revision was merged to the branch mainline in revision 16.
  • Revision ID: james.westby@ubuntu.com-20070220103344-zgcu2psnx9d98fpa
Tags: upstream-0.90
Import upstream version 0.90

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win32/3rdparty/pthreads/ptw32_processInitialize.c
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/*
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 * ptw32_processInitialize.c
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 *
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 * Description:
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 * This translation unit implements routines which are private to
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 * the implementation and may be used throughout it.
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 *
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 * --------------------------------------------------------------------------
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 *
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 *      Pthreads-win32 - POSIX Threads Library for Win32
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 *      Copyright(C) 1998 John E. Bossom
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 *      Copyright(C) 1999,2005 Pthreads-win32 contributors
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 * 
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 *      Contact Email: rpj@callisto.canberra.edu.au
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 * 
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 *      The current list of contributors is contained
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 *      in the file CONTRIBUTORS included with the source
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 *      code distribution. The list can also be seen at the
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 *      following World Wide Web location:
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 *      http://sources.redhat.com/pthreads-win32/contributors.html
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 * 
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 *      This library is free software; you can redistribute it and/or
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 *      modify it under the terms of the GNU Lesser General Public
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 *      License as published by the Free Software Foundation; either
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 *      version 2 of the License, or (at your option) any later version.
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 * 
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 *      This library is distributed in the hope that it will be useful,
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 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 *      Lesser General Public License for more details.
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 * 
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 *      You should have received a copy of the GNU Lesser General Public
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 *      License along with this library in the file COPYING.LIB;
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 *      if not, write to the Free Software Foundation, Inc.,
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 *      59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 */
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#include "pthread.h"
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#include "implement.h"
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int
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ptw32_processInitialize (void)
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     /*
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      * ------------------------------------------------------
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      * DOCPRIVATE
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      *      This function performs process wide initialization for
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      *      the pthread library.
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      *
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      * PARAMETERS
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      *      N/A
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      *
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      * DESCRIPTION
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      *      This function performs process wide initialization for
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      *      the pthread library.
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      *      If successful, this routine sets the global variable
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      *      ptw32_processInitialized to TRUE.
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      *
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      * RESULTS
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      *              TRUE    if successful,
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      *              FALSE   otherwise
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      *
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      * ------------------------------------------------------
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      */
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{
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  if (ptw32_processInitialized)
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    {
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      /* 
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       * Ignore if already initialized. this is useful for 
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       * programs that uses a non-dll pthread
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       * library. Such programs must call ptw32_processInitialize() explicitly,
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       * since this initialization routine is automatically called only when
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       * the dll is loaded.
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       */
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      return PTW32_TRUE;
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    }
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  ptw32_processInitialized = PTW32_TRUE;
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  /*
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   * Initialize Keys
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   */
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  if ((pthread_key_create (&ptw32_selfThreadKey, NULL) != 0) ||
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      (pthread_key_create (&ptw32_cleanupKey, NULL) != 0))
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    {
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      ptw32_processTerminate ();
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    }
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  /* 
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   * Set up the global locks.
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   */
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  InitializeCriticalSection (&ptw32_thread_reuse_lock);
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  InitializeCriticalSection (&ptw32_mutex_test_init_lock);
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  InitializeCriticalSection (&ptw32_cond_list_lock);
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  InitializeCriticalSection (&ptw32_cond_test_init_lock);
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  InitializeCriticalSection (&ptw32_rwlock_test_init_lock);
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  InitializeCriticalSection (&ptw32_spinlock_test_init_lock);
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  return (ptw32_processInitialized);
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}                               /* processInitialize */