Chris@16: # /* **************************************************************************
Chris@16: #  *                                                                          *
Chris@16: #  *     (C) Copyright Paul Mensonides 2002.
Chris@16: #  *     Distributed under the Boost Software License, Version 1.0. (See
Chris@16: #  *     accompanying file LICENSE_1_0.txt or copy at
Chris@16: #  *     http://www.boost.org/LICENSE_1_0.txt)
Chris@16: #  *                                                                          *
Chris@16: #  ************************************************************************** */
Chris@16: #
Chris@16: # /* See http://www.boost.org for most recent version. */
Chris@16: #
Chris@16: # ifndef BOOST_PREPROCESSOR_SEQ_REVERSE_HPP
Chris@16: # define BOOST_PREPROCESSOR_SEQ_REVERSE_HPP
Chris@16: #
Chris@16: # include <boost/preprocessor/config/config.hpp>
Chris@16: # include <boost/preprocessor/facilities/empty.hpp>
Chris@16: # include <boost/preprocessor/seq/fold_left.hpp>
Chris@16: #
Chris@16: # /* BOOST_PP_SEQ_REVERSE */
Chris@16: #
Chris@16: # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
Chris@16: #    define BOOST_PP_SEQ_REVERSE(seq) BOOST_PP_SEQ_FOLD_LEFT(BOOST_PP_SEQ_REVERSE_O, BOOST_PP_EMPTY, seq)()
Chris@16: # else
Chris@16: #    define BOOST_PP_SEQ_REVERSE(seq) BOOST_PP_SEQ_REVERSE_I(seq)
Chris@16: #    define BOOST_PP_SEQ_REVERSE_I(seq) BOOST_PP_SEQ_FOLD_LEFT(BOOST_PP_SEQ_REVERSE_O, BOOST_PP_EMPTY, seq)()
Chris@16: # endif
Chris@16: #
Chris@16: # define BOOST_PP_SEQ_REVERSE_O(s, state, elem) (elem) state
Chris@16: #
Chris@16: # /* BOOST_PP_SEQ_REVERSE_S */
Chris@16: #
Chris@16: # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
Chris@16: #    define BOOST_PP_SEQ_REVERSE_S(s, seq) BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_REVERSE_O, BOOST_PP_EMPTY, seq)()
Chris@16: # else
Chris@16: #    define BOOST_PP_SEQ_REVERSE_S(s, seq) BOOST_PP_SEQ_REVERSE_S_I(s, seq)
Chris@16: #    define BOOST_PP_SEQ_REVERSE_S_I(s, seq) BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_REVERSE_O, BOOST_PP_EMPTY, seq)()
Chris@16: # endif
Chris@16: #
Chris@16: # endif