46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
// Copyright (c) 2017
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// Utrecht University (The Netherlands),
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// ETH Zurich (Switzerland),
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// INRIA Sophia-Antipolis (France),
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// Max-Planck-Institute Saarbruecken (Germany),
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// and Tel-Aviv University (Israel). All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org)
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//
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// $URL: https://github.com/CGAL/cgal/blob/v5.1/STL_Extension/include/CGAL/functional.h $
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// $Id: functional.h 0779373 2020-03-26T13:31:46+01:00 Sébastien Loriot
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// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
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//
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//
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// Author(s) : Andreas Fabri
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#ifndef CGAL_FUNCTIONAL_H
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#define CGAL_FUNCTIONAL_H
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namespace CGAL {
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namespace cpp98 {
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/// Replacement for `std::unary_function` that is deprecated since C++11,
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/// and removed from C++17.
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template < typename ArgumentType, typename ResultType>
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struct unary_function {
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typedef ArgumentType argument_type;
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typedef ResultType result_type;
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};
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/// Replacement for `std::binary_function` that is deprecated since C++11,
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/// and removed from C++17.
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template < typename Arg1, typename Arg2, typename Result>
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struct binary_function {
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typedef Arg1 first_argument_type;
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typedef Arg2 second_argument_type;
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typedef Result result_type;
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};
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} // namespace cpp98
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} // namespace CGAL
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#endif // CGAL_FUNCTIONAL_H
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