#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) && (_MSC_VER >= 1020) | |
# 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/preprocessor/facilities/empty.hpp> | |
namespace std{ | |
#if defined(__LIBCOMO__) || defined(__QNXNTO__) | |
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_IF(BOOST_PP_GREATER(N,1) \ | |
,A1 a1 = va_arg(ap, A1); \ | |
,BOOST_PP_IF(BOOST_PP_GREATER(N,2) \ | |
,A2 a2 = va_arg(ap, A2); \ | |
,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_IF(BOOST_PP_GREATER(N,1) \ | |
,a1 \ | |
,BOOST_PP_IF(BOOST_PP_GREATER(N,2) \ | |
,a2 \ | |
,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 |