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31 lines
1.2 KiB
31 lines
1.2 KiB
# /* ************************************************************************** |
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# * * |
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# * (C) Copyright Paul Mensonides 2002. |
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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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# ************************************************************************** */ |
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# |
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# /* See http://www.boost.org for most recent version. */ |
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# |
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# ifndef BOOST_PREPROCESSOR_CONTROL_EXPR_IIF_HPP |
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# define BOOST_PREPROCESSOR_CONTROL_EXPR_IIF_HPP |
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# |
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# include <boost/preprocessor/config/config.hpp> |
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# |
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# /* BOOST_PP_EXPR_IIF */ |
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# |
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# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC() |
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# define BOOST_PP_EXPR_IIF(bit, expr) BOOST_PP_EXPR_IIF_I(bit, expr) |
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# else |
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# define BOOST_PP_EXPR_IIF(bit, expr) BOOST_PP_EXPR_IIF_OO((bit, expr)) |
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# define BOOST_PP_EXPR_IIF_OO(par) BOOST_PP_EXPR_IIF_I ## par |
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# endif |
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# |
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# define BOOST_PP_EXPR_IIF_I(bit, expr) BOOST_PP_EXPR_IIF_ ## bit(expr) |
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# |
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# define BOOST_PP_EXPR_IIF_0(expr) |
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# define BOOST_PP_EXPR_IIF_1(expr) expr |
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# |
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# endif
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