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_FACILITIES_APPLY_HPP

    13 # define BOOST_PREPROCESSOR_FACILITIES_APPLY_HPP

    14 #

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

    16 # include <boost/preprocessor/control/expr_iif.hpp>

    17 # include <boost/preprocessor/detail/is_unary.hpp>

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

    19 #

    20 # /* BOOST_PP_APPLY */

    21 #

    22 # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()

    23 #    define BOOST_PP_APPLY(x) BOOST_PP_APPLY_I(x)

    24 #    define BOOST_PP_APPLY_I(x) BOOST_PP_EXPR_IIF(BOOST_PP_IS_UNARY(x), BOOST_PP_TUPLE_REM_1 x)

    25 # elif BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_BCC()

    26 #    define BOOST_PP_APPLY(x) BOOST_PP_APPLY_I(x)

    27 #    define BOOST_PP_APPLY_I(x) BOOST_PP_APPLY_ ## x

    28 #    define BOOST_PP_APPLY_(x) x

    29 #    define BOOST_PP_APPLY_BOOST_PP_NIL

    30 # else

    31 #    define BOOST_PP_APPLY(x) BOOST_PP_EXPR_IIF(BOOST_PP_IS_UNARY(x), BOOST_PP_TUPLE_REM_1 x)

    32 # endif

    33 #

    34 # endif