#ifndef BOOST_SERIALIZATION_TRAITS_HPP #define BOOST_SERIALIZATION_TRAITS_HPP // MS compatible compilers support #pragma once #if defined(_MSC_VER) # pragma once #endif /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 // traits.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. // This header is used to apply serialization traits to templates. The // standard system can't be used for platforms which don't support // Partial Templlate Specialization. // The motivation for this is the Name-Value Pair (NVP) template. // it has to work the same on all platforms in order for archives // to be portable accross platforms. #include <boost/config.hpp> #include <boost/static_assert.hpp> #include <boost/mpl/int.hpp> #include <boost/mpl/bool.hpp> #include <boost/serialization/level_enum.hpp> #include <boost/serialization/tracking_enum.hpp> namespace boost { namespace serialization { // common base class used to detect appended traits class struct basic_traits {}; template <class T> struct extended_type_info_impl; template< class T, int Level, int Tracking, unsigned int Version = 0, class ETII = extended_type_info_impl< T >, class Wrapper = mpl::false_ > struct traits : public basic_traits { BOOST_STATIC_ASSERT(Version == 0 || Level >= object_class_info); BOOST_STATIC_ASSERT(Tracking == track_never || Level >= object_serializable); typedef typename mpl::int_<Level> level; typedef typename mpl::int_<Tracking> tracking; typedef typename mpl::int_<Version> version; typedef ETII type_info_implementation; typedef Wrapper is_wrapper; }; } // namespace serialization } // namespace boost #endif // BOOST_SERIALIZATION_TRAITS_HPP