/usr/include/CGAL/Fraction_traits.h is in libcgal-dev 4.2-5ubuntu1.
This file is owned by root:root, with mode 0o644.
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// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); 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 3 of the License,
// or (at your option) any later version.
//
// 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.
//
// $URL$
// $Id$
//
//
// Author(s) : Michael Hemmer <hemmer@mpi-inf.mpg.de>
//
// =============================================================================
// TODO: The comments are all original EXACUS comments and aren't adapted. So
// they may be wrong now.
/*! \file NiX/Fraction_traits.h
\brief Defines class NiX::Fraction_traits.
Provides dependent types and function objects for all the functions
beyond operators with specializations of the \c Fraction_traits<NT>
class for each number type.
*/
#ifndef CGAL_FRACTION_TRAITS_H
#define CGAL_FRACTION_TRAITS_H
#include <CGAL/tags.h>
namespace CGAL {
/*! \ingroup NiX_Fraction_traits_spec
* \brief Traits class for accessing numerator and denominator.\n
* It is a model of the concept TypeTraits.
*
* This is the default version of NiX::Fraction_traits.
* It typedefs NiX::Fraction_traits::Is_decomposable
* as Tag_false and all functors to LiS::Null_type.
*
* \see module NiX_Fraction_traits
* \see module NiX_Cofraction_traits
*/
template <class Type_ >
class Fraction_traits {
public:
typedef Type_ Type;
typedef Tag_false Is_fraction;
typedef Null_tag Numerator_type;
typedef Null_tag Denominator_type;
typedef Null_functor Common_factor;
typedef Null_functor Decompose;
typedef Null_functor Compose;
};
} //namespace CGAL
#endif // CGAL_FRACTION_TRAITS_H
// EOF
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