40 lines
1.4 KiB
Plaintext
40 lines
1.4 KiB
Plaintext
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/*=============================================================================
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BOOST_PP_VARIADICS version of BOOST_PP_IS_SEQ inspired from
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boost/mpl/aux_/preprocessor/is_seq.hpp, original copyrights goes to :
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Copyright Paul Mensonides 2003
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Copyright Aleksey Gurtovoy 2003-2004
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#ifndef BOOST_FUSION_ADAPTED_STRUCT_DETAIL_PREPROCESSOR_IS_SEQ_HPP
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#define BOOST_FUSION_ADAPTED_STRUCT_DETAIL_PREPROCESSOR_IS_SEQ_HPP
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#include <boost/preprocessor/punctuation/paren.hpp>
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/config/config.hpp>
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#if BOOST_PP_VARIADICS
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#define BOOST_FUSION_PP_IS_SEQ(seq) BOOST_PP_CAT(BOOST_FUSION_PP_IS_SEQ_, \
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BOOST_FUSION_PP_IS_SEQ_0 seq BOOST_PP_RPAREN())
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#define BOOST_FUSION_PP_IS_SEQ_0(...) \
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BOOST_FUSION_PP_IS_SEQ_1(__VA_ARGS__
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#define BOOST_FUSION_PP_IS_SEQ_ALWAYS_0(...) \
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0
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#define BOOST_FUSION_PP_IS_SEQ_BOOST_FUSION_PP_IS_SEQ_0 \
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BOOST_FUSION_PP_IS_SEQ_ALWAYS_0(
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#define BOOST_FUSION_PP_IS_SEQ_BOOST_FUSION_PP_IS_SEQ_1(...) \
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1
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#endif // BOOST_PP_VARIADICS
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#endif
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