Chris@16: #ifndef  BOOST_SERIALIZATION_UTILITY_HPP
Chris@16: #define BOOST_SERIALIZATION_UTILITY_HPP
Chris@16: 
Chris@16: // MS compatible compilers support #pragma once
Chris@101: #if defined(_MSC_VER)
Chris@16: # pragma once
Chris@16: #endif
Chris@16: 
Chris@16: /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
Chris@16: // serialization/utility.hpp:
Chris@16: // serialization for stl utility templates
Chris@16: 
Chris@16: // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
Chris@16: // Use, modification and distribution is subject to the Boost Software
Chris@16: // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  See http://www.boost.org for updates, documentation, and revision history.
Chris@16: 
Chris@16: #include <utility>
Chris@16: #include <boost/config.hpp>
Chris@16: 
Chris@16: #include <boost/type_traits/remove_const.hpp>
Chris@16: #include <boost/serialization/nvp.hpp>
Chris@16: #include <boost/serialization/is_bitwise_serializable.hpp>
Chris@16: #include <boost/mpl/and.hpp>
Chris@16: 
Chris@16: namespace boost { 
Chris@16: namespace serialization {
Chris@16: 
Chris@16: // pair
Chris@16: template<class Archive, class F, class S>
Chris@16: inline void serialize(
Chris@16:     Archive & ar,
Chris@16:     std::pair<F, S> & p,
Chris@16:     const unsigned int /* file_version */
Chris@16: ){
Chris@16:     // note: we remove any const-ness on the first argument.  The reason is that 
Chris@16:     // for stl maps, the type saved is pair<const key, T).  We remove
Chris@16:     // the const-ness in order to be able to load it.
Chris@101:     typedef typename boost::remove_const<F>::type typef;
Chris@16:     ar & boost::serialization::make_nvp("first", const_cast<typef &>(p.first));
Chris@16:     ar & boost::serialization::make_nvp("second", p.second);
Chris@16: }
Chris@16: 
Chris@16: /// specialization of is_bitwise_serializable for pairs
Chris@16: template <class T, class U>
Chris@16: struct is_bitwise_serializable<std::pair<T,U> >
Chris@16:  : public mpl::and_<is_bitwise_serializable< T >,is_bitwise_serializable<U> >
Chris@16: {
Chris@16: };
Chris@16: 
Chris@16: } // serialization
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #endif // BOOST_SERIALIZATION_UTILITY_HPP