split_free.hpp

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#ifndef BOOST_SERIALIZATION_SPLIT_FREE_HPP
#define BOOST_SERIALIZATION_SPLIT_FREE_HPP

// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif

/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// split_free.hpp:

// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

//  See http://www.boost.org for updates, documentation, and revision history.

#include <boost/config.hpp>
#include <boost/detail/workaround.hpp>

#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/identity.hpp>

#include <boost/serialization/serialization.hpp>

namespace boost {
namespace archive {
    namespace detail {
        template<class Archive> class interface_oarchive;
        template<class Archive> class interface_iarchive;
    } // namespace detail
} // namespace archive

namespace serialization {

//namespace detail {
template<class Archive, class T>
struct free_saver {
    static void invoke(
        Archive & ar, 
        const  T & t, 
        const unsigned int file_version
    ){
        save(ar, t, file_version);
    }
};
template<class Archive, class T>
struct free_loader {
    static void invoke(
        Archive & ar, 
        T & t, 
        const unsigned int file_version
    ){
        load(ar, t, file_version);
    }
};
//} // namespace detail

template<class Archive, class T>
inline void split_free(
    Archive & ar, 
    T & t, 
    const unsigned int file_version
){
    mpl::eval_if<
        BOOST_DEDUCED_TYPENAME Archive::is_saving,
        mpl::identity</* detail:: */ free_saver<Archive, T> >, 
        mpl::identity</* detail:: */ free_loader<Archive, T> >
    >::type::invoke(ar, t, file_version);
}

} // namespace serialization
} // namespace boost

// function specializations must be defined in the appropriate
// namespace - boost::serialization
#ifdef BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
    // split non-intrusive serialization into corresponding save/load
    #define BOOST_SERIALIZATION_SPLIT_FREE(T)       \
    namespace boost { namespace serialization {     \
    template<class Archive>                         \
    inline void serialize(                          \
        Archive & ar,                               \
        T & t,                                      \
        const unsigned int file_version             \
    ){                                              \
        split_free(ar, t, file_version);            \
    }                                               \
    }}
    /**/
#else
    #define BOOST_SERIALIZATION_SPLIT_FREE(T)       \
    template<class Archive>                         \
    inline void serialize(                          \
        Archive & ar,                               \
        T & t,                                      \
        const unsigned int file_version             \
    ){                                              \
        boost::serialization::split_free(           \
            ar, t, file_version                     \
        );                                          \
    }                                               \
    /**/
#endif

#endif // BOOST_SERIALIZATION_SPLIT_FREE_HPP