| 1 | # /* ************************************************************************** |
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| 2 | # * * |
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| 3 | # * (C) Copyright Paul Mensonides 2003. |
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| 4 | # * Distributed under the Boost Software License, Version 1.0. (See |
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| 5 | # * accompanying file LICENSE_1_0.txt or copy at |
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| 6 | # * http://www.boost.org/LICENSE_1_0.txt) |
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| 7 | # * * |
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| 8 | # ************************************************************************** */ |
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| 9 | # |
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| 10 | # /* See http://www.boost.org for most recent version. */ |
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| 11 | # |
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| 12 | # ifndef BOOST_PREPROCESSOR_FACILITIES_IS_1_HPP |
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| 13 | # define BOOST_PREPROCESSOR_FACILITIES_IS_1_HPP |
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| 14 | # |
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| 15 | # include <boost/preprocessor/cat.hpp> |
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| 16 | # include <boost/preprocessor/facilities/is_empty.hpp> |
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| 17 | # |
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| 18 | # /* BOOST_PP_IS_1 */ |
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| 19 | # |
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| 20 | # define BOOST_PP_IS_1(x) BOOST_PP_IS_EMPTY(BOOST_PP_CAT(BOOST_PP_IS_1_HELPER_, x)) |
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| 21 | # define BOOST_PP_IS_1_HELPER_1 |
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| 22 | # |
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| 23 | # endif |
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| 24 | |
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