preprocessor/array/enum.hpp

0001 # /* **************************************************************************
0002 #  *                                                                          *
0003 #  *     (C) Copyright Edward Diener 2011.                                    *
0004 #  *     (C) Copyright Paul Mensonides 2011.                                  *
0005 #  *     Distributed under the Boost Software License, Version 1.0. (See      *
0006 #  *     accompanying file LICENSE_1_0.txt or copy at                         *
0007 #  *     http://www.boost.org/LICENSE_1_0.txt)                                *
0008 #  *                                                                          *
0009 #  ************************************************************************** */
0010 0011 ">#
0012 # /* See http://www.boost.org for most recent version. */
0013 0014 ">#
0015 # ifndef BOOST_PREPROCESSOR_ARRAY_ENUM_HPP
0016 # define BOOST_PREPROCESSOR_ARRAY_ENUM_HPP
0017 0018 ">#
0019 # include <boost/preprocessor/cat.hpp>
0020 # include <boost/preprocessor/config/config.hpp>
0021 # include <boost/preprocessor/control/if.hpp>
0022 # include <boost/preprocessor/array/size.hpp>
0023 # include <boost/preprocessor/tuple/rem.hpp>
0024 # include <boost/preprocessor/variadic/has_opt.hpp>
0025 0026 ">#
0027 # /* BOOST_PP_ARRAY_ENUM */
0028 0029 ">#
0030 # if BOOST_PP_VARIADIC_HAS_OPT()
0031 #    if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
0032 #        define BOOST_PP_ARRAY_ENUM_NOT_EMPTY(array) BOOST_PP_ARRAY_ENUM_I(BOOST_PP_TUPLE_REM_CTOR, array)
0033 #        define BOOST_PP_ARRAY_ENUM_I(m, args) BOOST_PP_ARRAY_ENUM_II(m, args)
0034 #        define BOOST_PP_ARRAY_ENUM_II(m, args) BOOST_PP_CAT(m ## args,)
0035 #    elif BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
0036 #        define BOOST_PP_ARRAY_ENUM_NOT_EMPTY(array) BOOST_PP_ARRAY_ENUM_I(array)
0037 #        define BOOST_PP_ARRAY_ENUM_I(array) BOOST_PP_TUPLE_REM_CTOR ## array
0038 #    else
0039 #        define BOOST_PP_ARRAY_ENUM_NOT_EMPTY(array) BOOST_PP_TUPLE_REM_CTOR array
0040 #    endif
0041 #    define BOOST_PP_ARRAY_ENUM_EMPTY(array)
0042 #    define BOOST_PP_ARRAY_ENUM(array) BOOST_PP_IF(BOOST_PP_ARRAY_SIZE(array),BOOST_PP_ARRAY_ENUM_NOT_EMPTY,BOOST_PP_ARRAY_ENUM_EMPTY)(array)
0043 # elif BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
0044 #    define BOOST_PP_ARRAY_ENUM(array) BOOST_PP_ARRAY_ENUM_I(BOOST_PP_TUPLE_REM_CTOR, array)
0045 #    define BOOST_PP_ARRAY_ENUM_I(m, args) BOOST_PP_ARRAY_ENUM_II(m, args)
0046 #    define BOOST_PP_ARRAY_ENUM_II(m, args) BOOST_PP_CAT(m ## args,)
0047 # elif BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
0048 #    define BOOST_PP_ARRAY_ENUM(array) BOOST_PP_ARRAY_ENUM_I(array)
0049 #    define BOOST_PP_ARRAY_ENUM_I(array) BOOST_PP_TUPLE_REM_CTOR ## array
0050 # else
0051 #    define BOOST_PP_ARRAY_ENUM(array) BOOST_PP_TUPLE_REM_CTOR array
0052 # endif
0053 0054 ">#
0055 # endif