SPAR/AIModule/BWTA/vendors/CGAL/CGAL/Straight_skeleton_2/assertions.h

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// Copyright (c) 2007 Fernando Luis Cacciola Carballal. All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.5-branch/Straight_skeleton_2/include/CGAL/Straight_skeleton_2/assertions.h $
// $Id: assertions.h 44139 2008-07-14 11:16:41Z spion $
// 
// Author(s)     : Fernando Cacciola <fernando_cacciola@ciudad.com.ar>

#ifndef CGAL_STRAIGHT_SKELETON_ASSERTIONS_H
#define CGAL_STRAIGHT_SKELETON_ASSERTIONS_H

#if defined(CGAL_STRAIGHT_SKELETON_NO_POSTCONDITIONS) \
  || defined(CGAL_NO_POSTCONDITIONS) \
  || (!defined(CGAL_STRAIGHT_SKELETON_CHECK_EXPENSIVE) && !defined(CGAL_CHECK_EXPENSIVE)) \
  || defined(NDEBUG)
#  define CGAL_stskel_expensive_postcondition(EX)         (static_cast<void>(0))
#  define CGAL_stskel_expensive_postcondition_msg(EX,MSG) (static_cast<void>(0))
#  define CGAL_stskel_expensive_postcondition_code(CODE)
#else
#  define CGAL_stskel_expensive_postcondition(EX)         (CGAL::possibly(EX)?(static_cast<void>(0)): ::CGAL::postcondition_fail( # EX , __FILE__, __LINE__))
#  define CGAL_stskel_expensive_postcondition_msg(EX,MSG) (CGAL::possibly(EX)?(static_cast<void>(0)): ::CGAL::postcondition_fail( # EX , __FILE__, __LINE__, MSG))
#  define CGAL_stskel_expensive_postcondition_code(CODE)  CODE
#endif 


CGAL_BEGIN_NAMESPACE

namespace {

template<class Handle> inline bool handle_assigned ( Handle const& aH )
{
  Handle null ;
  return aH != null ;
}

}

CGAL_END_NAMESPACE

#endif // CGAL_STRAIGHT_SKELETON_ASSERTIONS_H //
// EOF //