/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkExtendedImageIOFactory.cxx,v $
  Language:  C++
  Date:      $Date: 2006/08/10 17:38:46 $
  Version:   $Revision: 1.1.1.1 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#ifdef _MSC_VER
#pragma warning ( disable : 4786 )
#endif

#include "itkExtendedImageIOFactory.h"
#include "itkInterfileImageIOFactory.h"
#include "itkMutexLock.h"
#include "itkMutexLockHolder.h"

namespace itk
{
  
void
ExtendedImageIOFactory::RegisterBuiltInFactories()
{
  static bool firstTime = true;

  static SimpleMutexLock mutex;
  {
  // This helper class makes sure the Mutex is unlocked 
  // in the event an exception is thrown.
  MutexLockHolder<SimpleMutexLock> mutexHolder( mutex );
  if( firstTime )
    {
    ObjectFactoryBase::RegisterFactory( InterfileImageIOFactory::New() ); 
    firstTime = false;
    }
  }

}




} // end namespace itk