williamr@2: # /* **************************************************************************
williamr@2: #  *                                                                          *
williamr@2: #  *     (C) Copyright Paul Mensonides 2002.
williamr@2: #  *     Distributed under the Boost Software License, Version 1.0. (See
williamr@2: #  *     accompanying file LICENSE_1_0.txt or copy at
williamr@2: #  *     http://www.boost.org/LICENSE_1_0.txt)
williamr@2: #  *                                                                          *
williamr@2: #  ************************************************************************** */
williamr@2: #
williamr@2: # /* See http://www.boost.org for most recent version. */
williamr@2: #
williamr@2: # ifndef BOOST_PREPROCESSOR_SEQ_FOR_EACH_HPP
williamr@2: # define BOOST_PREPROCESSOR_SEQ_FOR_EACH_HPP
williamr@2: #
williamr@2: # include <boost/preprocessor/arithmetic/dec.hpp>
williamr@2: # include <boost/preprocessor/config/config.hpp>
williamr@2: # include <boost/preprocessor/repetition/for.hpp>
williamr@2: # include <boost/preprocessor/seq/seq.hpp>
williamr@2: # include <boost/preprocessor/seq/size.hpp>
williamr@2: # include <boost/preprocessor/tuple/elem.hpp>
williamr@2: # include <boost/preprocessor/tuple/rem.hpp>
williamr@2: #
williamr@2: # /* BOOST_PP_SEQ_FOR_EACH */
williamr@2: #
williamr@2: # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH(macro, data, seq) BOOST_PP_FOR((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
williamr@2: # else
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH(macro, data, seq) BOOST_PP_SEQ_FOR_EACH_D(macro, data, seq)
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_D(macro, data, seq) BOOST_PP_FOR((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
williamr@2: # endif
williamr@2: #
williamr@2: # define BOOST_PP_SEQ_FOR_EACH_P(r, x) BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(BOOST_PP_TUPLE_ELEM(3, 2, x)))
williamr@2: #
williamr@2: # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_O(r, x) BOOST_PP_SEQ_FOR_EACH_O_I x
williamr@2: # else
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_O(r, x) BOOST_PP_SEQ_FOR_EACH_O_I(BOOST_PP_TUPLE_ELEM(3, 0, x), BOOST_PP_TUPLE_ELEM(3, 1, x), BOOST_PP_TUPLE_ELEM(3, 2, x))
williamr@2: # endif
williamr@2: #
williamr@2: # define BOOST_PP_SEQ_FOR_EACH_O_I(macro, data, seq) (macro, data, BOOST_PP_SEQ_TAIL(seq))
williamr@2: #
williamr@2: # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_M(r, x) BOOST_PP_SEQ_FOR_EACH_M_IM(r, BOOST_PP_TUPLE_REM_3 x)
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_M_IM(r, im) BOOST_PP_SEQ_FOR_EACH_M_I(r, im)
williamr@2: # else
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_M(r, x) BOOST_PP_SEQ_FOR_EACH_M_I(r, BOOST_PP_TUPLE_ELEM(3, 0, x), BOOST_PP_TUPLE_ELEM(3, 1, x), BOOST_PP_TUPLE_ELEM(3, 2, x))
williamr@2: # endif
williamr@2: #
williamr@2: # define BOOST_PP_SEQ_FOR_EACH_M_I(r, macro, data, seq) macro(r, data, BOOST_PP_SEQ_HEAD(seq))
williamr@2: #
williamr@2: # /* BOOST_PP_SEQ_FOR_EACH_R */
williamr@2: #
williamr@2: # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_R(r, macro, data, seq) BOOST_PP_FOR_ ## r((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
williamr@2: # else
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_R(r, macro, data, seq) BOOST_PP_SEQ_FOR_EACH_R_I(r, macro, data, seq)
williamr@2: #    define BOOST_PP_SEQ_FOR_EACH_R_I(r, macro, data, seq) BOOST_PP_FOR_ ## r((macro, data, seq (nil)), BOOST_PP_SEQ_FOR_EACH_P, BOOST_PP_SEQ_FOR_EACH_O, BOOST_PP_SEQ_FOR_EACH_M)
williamr@2: # endif
williamr@2: #
williamr@2: # endif