boost/preprocessor/repetition/enum_shifted_params.hpp
# /* 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_REPETITION_ENUM_SHIFTED_PARAMS_HPP # define BOOST_PREPROCESSOR_REPETITION_ENUM_SHIFTED_PARAMS_HPP # # include <boost/preprocessor/arithmetic/dec.hpp> # include <boost/preprocessor/arithmetic/inc.hpp> # include <boost/preprocessor/cat.hpp> # include <boost/preprocessor/config/config.hpp> # include <boost/preprocessor/punctuation/comma_if.hpp> # include <boost/preprocessor/repetition/repeat.hpp> # # /* BOOST_PP_ENUM_SHIFTED_PARAMS */ # # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() # define BOOST_PP_ENUM_SHIFTED_PARAMS(count, param) BOOST_PP_REPEAT(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param) # else # define BOOST_PP_ENUM_SHIFTED_PARAMS(count, param) BOOST_PP_ENUM_SHIFTED_PARAMS_I(count, param) # define BOOST_PP_ENUM_SHIFTED_PARAMS_I(count, param) BOOST_PP_REPEAT(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param) # endif # # define BOOST_PP_ENUM_SHIFTED_PARAMS_M(z, n, param) BOOST_PP_COMMA_IF(n) BOOST_PP_CAT(param, BOOST_PP_INC(n)) # # /* BOOST_PP_ENUM_SHIFTED_PARAMS_Z */ # # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() # define BOOST_PP_ENUM_SHIFTED_PARAMS_Z(z, count, param) BOOST_PP_REPEAT_ ## z(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param) # else # define BOOST_PP_ENUM_SHIFTED_PARAMS_Z(z, count, param) BOOST_PP_ENUM_SHIFTED_PARAMS_Z_I(z, count, param) # define BOOST_PP_ENUM_SHIFTED_PARAMS_Z_I(z, count, param) BOOST_PP_REPEAT_ ## z(BOOST_PP_DEC(count), BOOST_PP_ENUM_SHIFTED_PARAMS_M, param) # endif # # endif