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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_LIST_ENUM_HPP
- # define BOOST_PREPROCESSOR_LIST_ENUM_HPP
- #
- # include <boost/preprocessor/config/config.hpp>
- # include <boost/preprocessor/control/iif.hpp>
- # include <boost/preprocessor/list/adt.hpp>
- # include <boost/preprocessor/list/for_each_i.hpp>
- # include <boost/preprocessor/punctuation/comma_if.hpp>
- # include <boost/preprocessor/variadic/has_opt.hpp>
- #
- # /* BOOST_PP_LIST_ENUM */
- #
- # if BOOST_PP_VARIADIC_HAS_OPT()
- # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
- # define BOOST_PP_LIST_ENUM_NOT_EMPTY(list) BOOST_PP_LIST_FOR_EACH_I(BOOST_PP_LIST_ENUM_O, BOOST_PP_NIL, list)
- # else
- # define BOOST_PP_LIST_ENUM_NOT_EMPTY(list) BOOST_PP_LIST_ENUM_I(list)
- # define BOOST_PP_LIST_ENUM_I(list) BOOST_PP_LIST_FOR_EACH_I(BOOST_PP_LIST_ENUM_O, BOOST_PP_NIL, list)
- # endif
- # define BOOST_PP_LIST_ENUM_EMPTY(list)
- # define BOOST_PP_LIST_ENUM(list) BOOST_PP_IIF(BOOST_PP_LIST_IS_NIL(list),BOOST_PP_LIST_ENUM_EMPTY,BOOST_PP_LIST_ENUM_NOT_EMPTY)(list)
- # elif ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
- # define BOOST_PP_LIST_ENUM(list) BOOST_PP_LIST_FOR_EACH_I(BOOST_PP_LIST_ENUM_O, BOOST_PP_NIL, list)
- # else
- # define BOOST_PP_LIST_ENUM(list) BOOST_PP_LIST_ENUM_I(list)
- # define BOOST_PP_LIST_ENUM_I(list) BOOST_PP_LIST_FOR_EACH_I(BOOST_PP_LIST_ENUM_O, BOOST_PP_NIL, list)
- # endif
- #
- # define BOOST_PP_LIST_ENUM_O(r, _, i, elem) BOOST_PP_COMMA_IF(i) elem
- #
- # /* BOOST_PP_LIST_ENUM_R */
- #
- # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
- # define BOOST_PP_LIST_ENUM_R(r, list) BOOST_PP_LIST_FOR_EACH_I_R(r, BOOST_PP_LIST_ENUM_O, BOOST_PP_NIL, list)
- # else
- # define BOOST_PP_LIST_ENUM_R(r, list) BOOST_PP_LIST_ENUM_R_I(r, list)
- # define BOOST_PP_LIST_ENUM_R_I(r, list) BOOST_PP_LIST_FOR_EACH_I_R(r, BOOST_PP_LIST_ENUM_O, BOOST_PP_NIL, list)
- # endif
- #
- # endif
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