32 lines
1.2 KiB
C++
32 lines
1.2 KiB
C++
# /* **************************************************************************
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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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