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- # /* Copyright (C) 2001
- # * Housemarque Oy
- # * http://www.housemarque.com
- # *
- # * Distributed under the Boost Software License, Version 1.0. (See
- # * accompanying file LICENSE_1_0.txt or copy at
- # * http://www.boost.org/LICENSE_1_0.txt)
- # */
- #
- # /* Revised by Paul Mensonides (2002) */
- #
- # /* See http://www.boost.org for most recent version. */
- #
- # ifndef BOOST_PREPROCESSOR_COMPARISON_LESS_HPP
- # define BOOST_PREPROCESSOR_COMPARISON_LESS_HPP
- #
- # include <boost/preprocessor/comparison/less_equal.hpp>
- # include <boost/preprocessor/comparison/not_equal.hpp>
- # include <boost/preprocessor/config/config.hpp>
- # include <boost/preprocessor/control/iif.hpp>
- # include <boost/preprocessor/logical/bitand.hpp>
- # include <boost/preprocessor/tuple/eat.hpp>
- #
- # /* BOOST_PP_LESS */
- #
- # if BOOST_PP_CONFIG_FLAGS() & (BOOST_PP_CONFIG_MWCC() | BOOST_PP_CONFIG_DMC())
- # define BOOST_PP_LESS(x, y) BOOST_PP_BITAND(BOOST_PP_NOT_EQUAL(x, y), BOOST_PP_LESS_EQUAL(x, y))
- # elif ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
- # define BOOST_PP_LESS(x, y) BOOST_PP_IIF(BOOST_PP_NOT_EQUAL(x, y), BOOST_PP_LESS_EQUAL, 0 BOOST_PP_TUPLE_EAT_2)(x, y)
- # else
- # define BOOST_PP_LESS(x, y) BOOST_PP_LESS_I(x, y)
- # define BOOST_PP_LESS_I(x, y) BOOST_PP_IIF(BOOST_PP_NOT_EQUAL(x, y), BOOST_PP_LESS_EQUAL, 0 BOOST_PP_TUPLE_EAT_2)(x, y)
- # endif
- #
- # /* BOOST_PP_LESS_D */
- #
- # if BOOST_PP_CONFIG_FLAGS() & (BOOST_PP_CONFIG_MWCC() | BOOST_PP_CONFIG_DMC())
- # define BOOST_PP_LESS_D(d, x, y) BOOST_PP_BITAND(BOOST_PP_NOT_EQUAL(x, y), BOOST_PP_LESS_EQUAL_D(d, x, y))
- # elif ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
- # define BOOST_PP_LESS_D(d, x, y) BOOST_PP_IIF(BOOST_PP_NOT_EQUAL(x, y), BOOST_PP_LESS_EQUAL_D, 0 BOOST_PP_TUPLE_EAT_3)(d, x, y)
- # else
- # define BOOST_PP_LESS_D(d, x, y) BOOST_PP_LESS_D_I(d, x, y)
- # define BOOST_PP_LESS_D_I(d, x, y) BOOST_PP_IIF(BOOST_PP_NOT_EQUAL(x, y), BOOST_PP_LESS_EQUAL_D, 0 BOOST_PP_TUPLE_EAT_3)(d, x, y)
- # endif
- #
- # endif
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