boost/preprocessor/repetition/enum_shifted.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_HPP # define BOOST_PREPROCESSOR_REPETITION_ENUM_SHIFTED_HPP # # include <boost/preprocessor/cat.hpp> # include <boost/preprocessor/arithmetic/dec.hpp> # include <boost/preprocessor/arithmetic/inc.hpp> # include <boost/preprocessor/config/config.hpp> # include <boost/preprocessor/debug/error.hpp> # include <boost/preprocessor/detail/auto_rec.hpp> # include <boost/preprocessor/punctuation/comma_if.hpp> # include <boost/preprocessor/repetition/repeat.hpp> # include <boost/preprocessor/tuple/elem.hpp> # include <boost/preprocessor/tuple/rem.hpp> # # /* BOOST_PP_ENUM_SHIFTED */ # # if 0 # define BOOST_PP_ENUM_SHIFTED(count, macro, data) # endif # # define BOOST_PP_ENUM_SHIFTED BOOST_PP_CAT(BOOST_PP_ENUM_SHIFTED_, BOOST_PP_AUTO_REC(BOOST_PP_REPEAT_P, 4)) # # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() # define BOOST_PP_ENUM_SHIFTED_1(c, m, d) BOOST_PP_REPEAT_1(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_1, (m, d)) # define BOOST_PP_ENUM_SHIFTED_2(c, m, d) BOOST_PP_REPEAT_2(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_2, (m, d)) # define BOOST_PP_ENUM_SHIFTED_3(c, m, d) BOOST_PP_REPEAT_3(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_3, (m, d)) # else # define BOOST_PP_ENUM_SHIFTED_1(c, m, d) BOOST_PP_ENUM_SHIFTED_1_I(c, m, d) # define BOOST_PP_ENUM_SHIFTED_2(c, m, d) BOOST_PP_ENUM_SHIFTED_1_2(c, m, d) # define BOOST_PP_ENUM_SHIFTED_3(c, m, d) BOOST_PP_ENUM_SHIFTED_1_3(c, m, d) # define BOOST_PP_ENUM_SHIFTED_1_I(c, m, d) BOOST_PP_REPEAT_1(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_1, (m, d)) # define BOOST_PP_ENUM_SHIFTED_2_I(c, m, d) BOOST_PP_REPEAT_2(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_2, (m, d)) # define BOOST_PP_ENUM_SHIFTED_3_I(c, m, d) BOOST_PP_REPEAT_3(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_3, (m, d)) # endif # # define BOOST_PP_ENUM_SHIFTED_4(c, m, d) BOOST_PP_ERROR(0x0003) # # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT() # define BOOST_PP_ENUM_SHIFTED_M_1(z, n, md) BOOST_PP_ENUM_SHIFTED_M_1_IM(z, n, BOOST_PP_TUPLE_REM_2 md) # define BOOST_PP_ENUM_SHIFTED_M_2(z, n, md) BOOST_PP_ENUM_SHIFTED_M_2_IM(z, n, BOOST_PP_TUPLE_REM_2 md) # define BOOST_PP_ENUM_SHIFTED_M_3(z, n, md) BOOST_PP_ENUM_SHIFTED_M_3_IM(z, n, BOOST_PP_TUPLE_REM_2 md) # define BOOST_PP_ENUM_SHIFTED_M_1_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, im) # define BOOST_PP_ENUM_SHIFTED_M_2_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, im) # define BOOST_PP_ENUM_SHIFTED_M_3_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, im) # else # define BOOST_PP_ENUM_SHIFTED_M_1(z, n, md) BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md)) # define BOOST_PP_ENUM_SHIFTED_M_2(z, n, md) BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md)) # define BOOST_PP_ENUM_SHIFTED_M_3(z, n, md) BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md)) # endif # # define BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d) # define BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d) # define BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d) # # endif