#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 |