| 1 | #ifndef BOOST_SERIALIZATION_FACTORY_HPP
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| 2 | #define BOOST_SERIALIZATION_FACTORY_HPP
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| 3 |
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| 4 | /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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| 5 | // MS compatible compilers support #pragma once
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| 6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020)
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| 7 | # pragma once
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| 8 | #endif
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| 9 |
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| 10 | // factory.hpp: create an instance from an extended_type_info instance.
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| 11 |
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| 12 | // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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| 13 | // Use, modification and distribution is subject to the Boost Software
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| 14 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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| 15 | // http://www.boost.org/LICENSE_1_0.txt)
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| 16 |
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| 17 | // See http://www.boost.org for updates, documentation, and revision history.
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| 18 |
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| 19 | #include <cstdarg> // valist
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| 20 | #include <cstddef> // NULL
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| 21 |
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| 22 | #include <boost/preprocessor/control/if.hpp>
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| 23 | #include <boost/preprocessor/comparison/greater.hpp>
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| 24 | #include <boost/preprocessor/facilities/empty.hpp>
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| 25 |
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| 26 | namespace std{
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| 27 | #if defined(__LIBCOMO__) //|| defined(__QNXNTO__)
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| 28 | using ::va_list;
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| 29 | #endif
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| 30 | } // namespace std
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| 31 |
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| 32 | namespace boost {
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| 33 | namespace serialization {
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| 34 |
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| 35 | // default implementation does nothing.
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| 36 | template<class T, int N>
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| 37 | T * factory(std::va_list){
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| 38 | BOOST_ASSERT(false);
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| 39 | // throw exception here?
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| 40 | return NULL;
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| 41 | }
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| 42 |
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| 43 | } // namespace serialization
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| 44 | } // namespace boost
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| 45 |
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| 46 | #define BOOST_SERIALIZATION_FACTORY(N, T, A0, A1, A2, A3) \
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| 47 | namespace boost { \
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| 48 | namespace serialization { \
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| 49 | template<> \
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| 50 | T * factory<T, N>(std::va_list ap){ \
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| 51 | BOOST_PP_IF(BOOST_PP_GREATER(N,0) \
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| 52 | ,A0 a0 = va_arg(ap, A0); \
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| 53 | ,BOOST_PP_IF(BOOST_PP_GREATER(N,1) \
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| 54 | ,A1 a1 = va_arg(ap, A1); \
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| 55 | ,BOOST_PP_IF(BOOST_PP_GREATER(N,2) \
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| 56 | ,A2 a2 = va_arg(ap, A2); \
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| 57 | ,BOOST_PP_IF(BOOST_PP_GREATER(N,3) \
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| 58 | ,A3 a3 = va_arg(ap, A3); \
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| 59 | ,BOOST_PP_EMPTY() \
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| 60 | )))) \
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| 61 | return new T( \
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| 62 | BOOST_PP_IF(BOOST_PP_GREATER(N,0) \
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| 63 | ,a0 \
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| 64 | ,BOOST_PP_IF(BOOST_PP_GREATER(N,1) \
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| 65 | ,a1 \
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| 66 | ,BOOST_PP_IF(BOOST_PP_GREATER(N,2) \
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| 67 | ,a2 \
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| 68 | ,BOOST_PP_IF(BOOST_PP_GREATER(N,3) \
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| 69 | ,a3 \
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| 70 | ,BOOST_PP_EMPTY() \
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| 71 | )))) \
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| 72 | ); \
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| 73 | } \
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| 74 | } \
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| 75 | } \
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| 76 | /**/
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| 77 |
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| 78 | #define BOOST_SERIALIZATION_FACTORY_4(T, A0, A1, A2, A3) \
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| 79 | BOOST_SERIALIZATION_FACTORY(4, T, A0, A1, A2, A3)
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| 80 |
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| 81 | #define BOOST_SERIALIZATION_FACTORY_3(T, A0, A1, A2) \
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| 82 | BOOST_SERIALIZATION_FACTORY(3, T, A0, A1, A2, 0)
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| 83 |
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| 84 | #define BOOST_SERIALIZATION_FACTORY_2(T, A0, A1) \
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| 85 | BOOST_SERIALIZATION_FACTORY(2, T, A0, A1, 0, 0)
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| 86 |
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| 87 | #define BOOST_SERIALIZATION_FACTORY_1(T, A0) \
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| 88 | BOOST_SERIALIZATION_FACTORY(1, T, A0, 0, 0, 0)
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| 89 |
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| 90 | #define BOOST_SERIALIZATION_FACTORY_0(T) \
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| 91 | namespace boost { \
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| 92 | namespace serialization { \
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| 93 | template<> \
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| 94 | T * factory<T, 0>(std::va_list){ \
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| 95 | return new T(); \
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| 96 | } \
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| 97 | } \
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| 98 | } \
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| 99 | /**/
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| 100 |
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| 101 | #endif // BOOST_SERIALIZATION_FACTORY_HPP
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