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65 lines
2.0 KiB
65 lines
2.0 KiB
#ifndef BOOST_SERIALIZATION_TRAITS_HPP |
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#define BOOST_SERIALIZATION_TRAITS_HPP |
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// MS compatible compilers support #pragma once |
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#if defined(_MSC_VER) && (_MSC_VER >= 1020) |
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# pragma once |
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#endif |
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
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// traits.hpp: |
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . |
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// Use, modification and distribution is subject to the Boost Software |
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// See http://www.boost.org for updates, documentation, and revision history. |
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// This header is used to apply serialization traits to templates. The |
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// standard system can't be used for platforms which don't support |
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// Partial Templlate Specialization. |
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// The motivation for this is the Name-Value Pair (NVP) template. |
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// it has to work the same on all platforms in order for archives |
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// to be portable accross platforms. |
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#include <boost/config.hpp> |
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#include <boost/static_assert.hpp> |
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#include <boost/mpl/int.hpp> |
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#include <boost/mpl/bool.hpp> |
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#include <boost/serialization/level_enum.hpp> |
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#include <boost/serialization/tracking_enum.hpp> |
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namespace boost { |
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namespace serialization { |
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// common base class used to detect appended traits class |
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struct basic_traits {}; |
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template <class T> |
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struct extended_type_info_impl; |
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template< |
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class T, |
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int Level, |
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int Tracking, |
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unsigned int Version = 0, |
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class ETII = extended_type_info_impl< T >, |
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class Wrapper = mpl::false_ |
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> |
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struct traits : public basic_traits { |
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BOOST_STATIC_ASSERT(Version == 0 || Level >= object_class_info); |
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BOOST_STATIC_ASSERT(Tracking == track_never || Level >= object_serializable); |
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typedef BOOST_DEDUCED_TYPENAME mpl::int_<Level> level; |
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typedef BOOST_DEDUCED_TYPENAME mpl::int_<Tracking> tracking; |
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typedef BOOST_DEDUCED_TYPENAME mpl::int_<Version> version; |
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typedef ETII type_info_implementation; |
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typedef Wrapper is_wrapper; |
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}; |
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} // namespace serialization |
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} // namespace boost |
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#endif // BOOST_SERIALIZATION_TRAITS_HPP
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