48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
// Boost.TypeErasure library
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//
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// Copyright 2012 Steven Watanabe
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//
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// Distributed under the Boost Software License Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// $Id: macro.hpp 80601 2012-09-19 22:46:36Z steven_watanabe $
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#ifndef BOOST_TYPE_ERASURE_MACRO_HPP_INCLUDED
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#define BOOST_TYPE_ERASURE_MACRO_HPP_INCLUDED
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#include <boost/preprocessor/dec.hpp>
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#include <boost/preprocessor/if.hpp>
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#include <boost/preprocessor/comparison/not_equal.hpp>
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#include <boost/preprocessor/repetition/repeat.hpp>
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#include <boost/preprocessor/seq/for_each.hpp>
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#include <boost/preprocessor/seq/pop_back.hpp>
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#include <boost/preprocessor/seq/size.hpp>
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#include <boost/preprocessor/tuple/eat.hpp>
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/** INTERNAL ONLY */
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#define BOOST_TYPE_ERASURE_OPEN_NAMESPACE_F(z, data, x) \
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namespace x {
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/** INTERNAL ONLY */
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#define BOOST_TYPE_ERASURE_OPEN_NAMEPACE_I(seq)\
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BOOST_PP_SEQ_FOR_EACH(BOOST_TYPE_ERASURE_OPEN_NAMESPACE_F, ~, BOOST_PP_SEQ_POP_BACK(seq))
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/** INTERNAL ONLY */
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#define BOOST_TYPE_ERASURE_OPEN_NAMESPACE(seq)\
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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)
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/** INTERNAL ONLY */
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#define BOOST_TYPE_ERASURE_CLOSE_NAMESPACE(seq) \
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BOOST_PP_REPEAT(BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq)), } BOOST_PP_TUPLE_EAT(3), ~)
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/** INTERNAL ONLY */
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#define BOOST_TYPE_ERASURE_QUALIFIED_NAME_F(z, data, x)\
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::x
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/** INTERNAL ONLY */
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#define BOOST_TYPE_ERASURE_QUALIFIED_NAME(seq) \
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BOOST_PP_SEQ_FOR_EACH(BOOST_TYPE_ERASURE_QUALIFIED_NAME_F, ~, seq)
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#endif
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