| #ifndef BOOST_SERIALIZATION_FACTORY_HPP |
| #define BOOST_SERIALIZATION_FACTORY_HPP |
| |
| /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
| // MS compatible compilers support #pragma once |
| #if defined(_MSC_VER) |
| # pragma once |
| #endif |
| |
| // factory.hpp: create an instance from an extended_type_info instance. |
| |
| // (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 <cstdarg> // valist |
| #include <cstddef> // NULL |
| |
| #include <boost/preprocessor/control/if.hpp> |
| #include <boost/preprocessor/comparison/greater.hpp> |
| #include <boost/assert.hpp> |
| |
| namespace std{ |
| #if defined(__LIBCOMO__) |
| using ::va_list; |
| #endif |
| } // namespace std |
| |
| namespace boost { |
| namespace serialization { |
| |
| // default implementation does nothing. |
| template<class T, int N> |
| T * factory(std::va_list){ |
| BOOST_ASSERT(false); |
| // throw exception here? |
| return NULL; |
| } |
| |
| } // namespace serialization |
| } // namespace boost |
| |
| #define BOOST_SERIALIZATION_FACTORY(N, T, A0, A1, A2, A3) \ |
| namespace boost { \ |
| namespace serialization { \ |
| template<> \ |
| T * factory<T, N>(std::va_list ap){ \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 0) \ |
| , A0 a0 = va_arg(ap, A0);, BOOST_PP_EMPTY()) \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 1) \ |
| , A1 a1 = va_arg(ap, A1);, BOOST_PP_EMPTY()) \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 2) \ |
| , A2 a2 = va_arg(ap, A2);, BOOST_PP_EMPTY()) \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 3) \ |
| , A3 a3 = va_arg(ap, A3);, BOOST_PP_EMPTY()) \ |
| return new T( \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 0) \ |
| , a0, BOOST_PP_EMPTY()) \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 1)) \ |
| , BOOST_PP_COMMA, BOOST_PP_EMPTY)() \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 1) \ |
| , a1, BOOST_PP_EMPTY()) \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 2)) \ |
| , BOOST_PP_COMMA, BOOST_PP_EMPTY)() \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 2) \ |
| , a2, BOOST_PP_EMPTY()) \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 3)) \ |
| , BOOST_PP_COMMA, BOOST_PP_EMPTY)() \ |
| BOOST_PP_IF(BOOST_PP_GREATER(N, 3) \ |
| , a3, BOOST_PP_EMPTY()) \ |
| ); \ |
| } \ |
| } \ |
| } /**/ |
| |
| #define BOOST_SERIALIZATION_FACTORY_4(T, A0, A1, A2, A3) \ |
| BOOST_SERIALIZATION_FACTORY(4, T, A0, A1, A2, A3) |
| |
| #define BOOST_SERIALIZATION_FACTORY_3(T, A0, A1, A2) \ |
| BOOST_SERIALIZATION_FACTORY(3, T, A0, A1, A2, 0) |
| |
| #define BOOST_SERIALIZATION_FACTORY_2(T, A0, A1) \ |
| BOOST_SERIALIZATION_FACTORY(2, T, A0, A1, 0, 0) |
| |
| #define BOOST_SERIALIZATION_FACTORY_1(T, A0) \ |
| BOOST_SERIALIZATION_FACTORY(1, T, A0, 0, 0, 0) |
| |
| #define BOOST_SERIALIZATION_FACTORY_0(T) \ |
| namespace boost { \ |
| namespace serialization { \ |
| template<> \ |
| T * factory<T, 0>(std::va_list){ \ |
| return new T(); \ |
| } \ |
| } \ |
| } \ |
| /**/ |
| |
| #endif // BOOST_SERIALIZATION_FACTORY_HPP |