66 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			66 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | #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_fwd.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 |