# /* ************************************************************************** | |
# * * | |
# * (C) Copyright Paul Mensonides 2002. | |
# * 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) | |
# * * | |
# ************************************************************************** */ | |
# | |
# /* See http://www.boost.org for most recent version. */ | |
# | |
# ifndef BOOST_PREPROCESSOR_DETAIL_CHECK_HPP | |
# define BOOST_PREPROCESSOR_DETAIL_CHECK_HPP | |
# | |
# include <boost/preprocessor/cat.hpp> | |
# include <boost/preprocessor/config/config.hpp> | |
# | |
# /* BOOST_PP_CHECK */ | |
# | |
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC() | |
# define BOOST_PP_CHECK(x, type) BOOST_PP_CHECK_D(x, type) | |
# else | |
# define BOOST_PP_CHECK(x, type) BOOST_PP_CHECK_OO((x, type)) | |
# define BOOST_PP_CHECK_OO(par) BOOST_PP_CHECK_D ## par | |
# endif | |
# | |
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC() && ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_DMC() | |
# define BOOST_PP_CHECK_D(x, type) BOOST_PP_CHECK_1(BOOST_PP_CAT(BOOST_PP_CHECK_RESULT_, type x)) | |
# define BOOST_PP_CHECK_1(chk) BOOST_PP_CHECK_2(chk) | |
# define BOOST_PP_CHECK_2(res, _) res | |
# elif BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC() | |
# define BOOST_PP_CHECK_D(x, type) BOOST_PP_CHECK_1(type x) | |
# define BOOST_PP_CHECK_1(chk) BOOST_PP_CHECK_2(chk) | |
# define BOOST_PP_CHECK_2(chk) BOOST_PP_CHECK_3((BOOST_PP_CHECK_RESULT_ ## chk)) | |
# define BOOST_PP_CHECK_3(im) BOOST_PP_CHECK_5(BOOST_PP_CHECK_4 im) | |
# define BOOST_PP_CHECK_4(res, _) res | |
# define BOOST_PP_CHECK_5(res) res | |
# else /* DMC */ | |
# define BOOST_PP_CHECK_D(x, type) BOOST_PP_CHECK_OO((type x)) | |
# define BOOST_PP_CHECK_OO(par) BOOST_PP_CHECK_0 ## par | |
# define BOOST_PP_CHECK_0(chk) BOOST_PP_CHECK_1(BOOST_PP_CAT(BOOST_PP_CHECK_RESULT_, chk)) | |
# define BOOST_PP_CHECK_1(chk) BOOST_PP_CHECK_2(chk) | |
# define BOOST_PP_CHECK_2(res, _) res | |
# endif | |
# | |
# define BOOST_PP_CHECK_RESULT_1 1, BOOST_PP_NIL | |
# | |
# endif |