#ifndef BOOST_SERIALIZATION_WEAK_PTR_HPP

#define BOOST_SERIALIZATION_WEAK_PTR_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

// shared_ptr.hpp: serialization for boost shared pointer

// (C) Copyright 2004 Robert Ramey and Martin Ecker

// 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/weak_ptr.hpp>

#include <boost/serialization/shared_ptr.hpp>

namespace boost {

namespace serialization{

template<class Archive, class T>

inline void save(

    Archive & ar,

    const boost::weak_ptr<T> &t,

    const unsigned int /* file_version */

){

    const boost::shared_ptr<T> sp(t);

        ar << boost::serialization::make_nvp(NULL, sp);

}

template<class Archive, class T>

inline void load(

    Archive & ar,

    boost::weak_ptr<T> &t,

    const unsigned int /* file_version */

){

    boost::shared_ptr<T> sp;

        ar >> boost::serialization::make_nvp(NULL, sp);

    t = sp;

}

template<class Archive, class T>

inline void serialize(

    Archive & ar,

    boost::weak_ptr<T> &t,

    const unsigned int file_version

){

    boost::serialization::split_free(ar, t, file_version);

}

} // namespace serialization

} // namespace boost

#endif // BOOST_SERIALIZATION_WEAK_PTR_HPP