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- // Boost.TypeErasure library
- //
- // Copyright 2012 Steven Watanabe
- //
- // Distributed under 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)
- //
- // $Id$
- #ifndef BOOST_TYPE_ERASURE_MACRO_HPP_INCLUDED
- #define BOOST_TYPE_ERASURE_MACRO_HPP_INCLUDED
- #include <boost/preprocessor/dec.hpp>
- #include <boost/preprocessor/if.hpp>
- #include <boost/preprocessor/comparison/not_equal.hpp>
- #include <boost/preprocessor/repetition/repeat.hpp>
- #include <boost/preprocessor/seq/for_each.hpp>
- #include <boost/preprocessor/seq/pop_back.hpp>
- #include <boost/preprocessor/seq/size.hpp>
- #include <boost/preprocessor/tuple/eat.hpp>
- /** INTERNAL ONLY */
- #define BOOST_TYPE_ERASURE_OPEN_NAMESPACE_F(z, data, x) \
- namespace x {
- /** INTERNAL ONLY */
- #define BOOST_TYPE_ERASURE_OPEN_NAMEPACE_I(seq)\
- BOOST_PP_SEQ_FOR_EACH(BOOST_TYPE_ERASURE_OPEN_NAMESPACE_F, ~, BOOST_PP_SEQ_POP_BACK(seq))
- /** INTERNAL ONLY */
- #define BOOST_TYPE_ERASURE_OPEN_NAMESPACE(seq)\
- BOOST_PP_IF(BOOST_PP_NOT_EQUAL(BOOST_PP_SEQ_SIZE(seq), 1), BOOST_TYPE_ERASURE_OPEN_NAMEPACE_I, BOOST_PP_TUPLE_EAT(1))(seq)
- /** INTERNAL ONLY */
- #define BOOST_TYPE_ERASURE_CLOSE_NAMESPACE(seq) \
- BOOST_PP_REPEAT(BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq)), } BOOST_PP_TUPLE_EAT(3), ~)
- /** INTERNAL ONLY */
- #define BOOST_TYPE_ERASURE_QUALIFIED_NAME_F(z, data, x)\
- ::x
- /** INTERNAL ONLY */
- #define BOOST_TYPE_ERASURE_QUALIFIED_NAME(seq) \
- BOOST_PP_SEQ_FOR_EACH(BOOST_TYPE_ERASURE_QUALIFIED_NAME_F, ~, seq)
- #endif
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