| 1 | #ifndef BOOST_SERIALIZATION_UTILITY_HPP |
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| 2 | #define BOOST_SERIALIZATION_UTILITY_HPP |
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| 3 | |
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| 4 | // MS compatible compilers support #pragma once |
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| 5 | #if defined(_MSC_VER) |
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| 6 | # pragma once |
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| 7 | #endif |
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| 8 | |
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| 9 | /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
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| 10 | // serialization/utility.hpp: |
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| 11 | // serialization for stl utility templates |
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| 12 | |
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| 13 | // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . |
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| 14 | // Use, modification and distribution is subject to the Boost Software |
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| 15 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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| 16 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 17 | |
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| 18 | // See http://www.boost.org for updates, documentation, and revision history. |
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| 19 | |
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| 20 | #include <utility> |
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| 21 | #include <boost/config.hpp> |
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| 22 | |
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| 23 | #include <boost/type_traits/remove_const.hpp> |
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| 24 | #include <boost/serialization/nvp.hpp> |
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| 25 | #include <boost/serialization/is_bitwise_serializable.hpp> |
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| 26 | #include <boost/mpl/and.hpp> |
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| 27 | |
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| 28 | namespace boost { |
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| 29 | namespace serialization { |
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| 30 | |
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| 31 | // pair |
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| 32 | template<class Archive, class F, class S> |
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| 33 | inline void serialize( |
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| 34 | Archive & ar, |
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| 35 | std::pair<F, S> & p, |
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| 36 | const unsigned int /* file_version */ |
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| 37 | ){ |
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| 38 | // note: we remove any const-ness on the first argument. The reason is that |
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| 39 | // for stl maps, the type saved is pair<const key, T). We remove |
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| 40 | // the const-ness in order to be able to load it. |
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| 41 | typedef typename boost::remove_const<F>::type typef; |
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| 42 | ar & boost::serialization::make_nvp("first" , const_cast<typef &>(p.first)); |
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| 43 | ar & boost::serialization::make_nvp("second" , p.second); |
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| 44 | } |
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| 45 | |
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| 46 | /// specialization of is_bitwise_serializable for pairs |
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| 47 | template <class T, class U> |
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| 48 | struct is_bitwise_serializable<std::pair<T,U> > |
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| 49 | : public mpl::and_<is_bitwise_serializable< T >,is_bitwise_serializable<U> > |
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| 50 | { |
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| 51 | }; |
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| 52 | |
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| 53 | } // serialization |
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| 54 | } // namespace boost |
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| 55 | |
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| 56 | #endif // BOOST_SERIALIZATION_UTILITY_HPP |
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| 57 | |
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