48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
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// Copyright (c) 2010 GeometryFactory (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0+
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//
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//
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// Author(s) : Sebastien Loriot
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//
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#ifndef CGAL_INTERNAL_INFO_CHECK_H
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#define CGAL_INTERNAL_INFO_CHECK_H
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#include <boost/mpl/has_xxx.hpp>
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namespace CGAL {
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namespace internal{
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BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(Has_typedef_Info,Info,false)
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template <class T,bool has_info=Has_typedef_Info<T>::value>
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struct Info_check{
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struct type{};
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};
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template <class T>
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struct Info_check<T,true>{
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typedef typename T::Info type;
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};
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} } //namespace CGAL::internal
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#endif //CGAL_INTERNAL_INFO_CHECK_H
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