1 # /* **************************************************************************

     2 #  *                                                                          *

     3 #  *     (C) Copyright Paul Mensonides 2002.

     4 #  *     Distributed under the Boost Software License, Version 1.0. (See

     5 #  *     accompanying file LICENSE_1_0.txt or copy at

     6 #  *     http://www.boost.org/LICENSE_1_0.txt)

     7 #  *                                                                          *

     8 #  ************************************************************************** */

     9 #

    10 # /* See http://www.boost.org for most recent version. */

    11 #

    12 # ifndef BOOST_PREPROCESSOR_SEQ_TRANSFORM_HPP

    13 # define BOOST_PREPROCESSOR_SEQ_TRANSFORM_HPP

    14 #

    15 # include <boost/preprocessor/config/config.hpp>

    16 # include <boost/preprocessor/seq/fold_left.hpp>

    17 # include <boost/preprocessor/seq/seq.hpp>

    18 # include <boost/preprocessor/tuple/elem.hpp>

    19 # include <boost/preprocessor/tuple/rem.hpp>

    20 #

    21 # /* BOOST_PP_SEQ_TRANSFORM */

    22 #

    23 # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()

    24 #    define BOOST_PP_SEQ_TRANSFORM(op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))

    25 # else

    26 #    define BOOST_PP_SEQ_TRANSFORM(op, data, seq) BOOST_PP_SEQ_TRANSFORM_I(op, data, seq)

    27 #    define BOOST_PP_SEQ_TRANSFORM_I(op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))

    28 # endif

    29 #

    30 # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()

    31 #    define BOOST_PP_SEQ_TRANSFORM_O(s, state, elem) BOOST_PP_SEQ_TRANSFORM_O_IM(s, BOOST_PP_TUPLE_REM_3 state, elem)

    32 #    define BOOST_PP_SEQ_TRANSFORM_O_IM(s, im, elem) BOOST_PP_SEQ_TRANSFORM_O_I(s, im, elem)

    33 # else

    34 #    define BOOST_PP_SEQ_TRANSFORM_O(s, state, elem) BOOST_PP_SEQ_TRANSFORM_O_I(s, BOOST_PP_TUPLE_ELEM(3, 0, state), BOOST_PP_TUPLE_ELEM(3, 1, state), BOOST_PP_TUPLE_ELEM(3, 2, state), elem)

    35 # endif

    36 #

    37 # define BOOST_PP_SEQ_TRANSFORM_O_I(s, op, data, res, elem) (op, data, res (op(s, data, elem)))

    38 #

    39 # /* BOOST_PP_SEQ_TRANSFORM_S */

    40 #

    41 # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()

    42 #    define BOOST_PP_SEQ_TRANSFORM_S(s, op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))

    43 # else

    44 #    define BOOST_PP_SEQ_TRANSFORM_S(s, op, data, seq) BOOST_PP_SEQ_TRANSFORM_S_I(s, op, data, seq)

    45 #    define BOOST_PP_SEQ_TRANSFORM_S_I(s, op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))

    46 # endif

    47 #

    48 # endif