#ifndef BOOST_SERIALIZATION_LEVEL_HPP #define BOOST_SERIALIZATION_LEVEL_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 // level.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/type_traits/is_fundamental.hpp> #include <boost/type_traits/is_enum.hpp> #include <boost/type_traits/is_array.hpp> #include <boost/type_traits/is_class.hpp> #include <boost/type_traits/is_base_and_derived.hpp> #include <boost/mpl/eval_if.hpp> #include <boost/mpl/int.hpp> #include <boost/mpl/integral_c.hpp> #include <boost/mpl/integral_c_tag.hpp> #include <boost/mpl/aux_/nttp_decl.hpp> #include <boost/serialization/level_enum.hpp> namespace boost { namespace serialization { struct basic_traits; // default serialization implementation level template<class T> struct implementation_level_impl { template<class U> struct traits_class_level { typedef BOOST_DEDUCED_TYPENAME U::level type; }; typedef mpl::integral_c_tag tag; // note: at least one compiler complained w/o the full qualification // on basic traits below typedef BOOST_DEDUCED_TYPENAME mpl::eval_if< is_base_and_derived<boost::serialization::basic_traits, T>, traits_class_level< T >, //else BOOST_DEDUCED_TYPENAME mpl::eval_if< is_fundamental< T >, mpl::int_<primitive_type>, //else BOOST_DEDUCED_TYPENAME mpl::eval_if< is_class< T >, mpl::int_<object_class_info>, //else BOOST_DEDUCED_TYPENAME mpl::eval_if< is_array< T >, #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x560)) mpl::int_<not_serializable>, #else mpl::int_<object_serializable>, #endif //else BOOST_DEDUCED_TYPENAME mpl::eval_if< is_enum< T >, //#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x560)) // mpl::int_<not_serializable>, //#else mpl::int_<primitive_type>, //#endif //else mpl::int_<not_serializable> > > > > >::type type; // vc 7.1 doesn't like enums here BOOST_STATIC_CONSTANT(int, value = type::value); }; template<class T> struct implementation_level : public implementation_level_impl<const T> { }; template<class T, BOOST_MPL_AUX_NTTP_DECL(int, L) > inline bool operator>=(implementation_level< T > t, enum level_type l) { return t.value >= (int)l; } } // namespace serialization } // namespace boost // specify the level of serialization implementation for the class // require that class info saved when versioning is used #define BOOST_CLASS_IMPLEMENTATION(T, E) \ namespace boost { \ namespace serialization { \ template <> \ struct implementation_level_impl< const T > \ { \ typedef mpl::integral_c_tag tag; \ typedef mpl::int_< E > type; \ BOOST_STATIC_CONSTANT( \ int, \ value = implementation_level_impl::type::value \ ); \ }; \ } \ } /**/ #endif // BOOST_SERIALIZATION_LEVEL_HPP