# /* ************************************************************************** | |
# * * | |
# * (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_CONTROL_EXPR_IIF_HPP | |
# define BOOST_PREPROCESSOR_CONTROL_EXPR_IIF_HPP | |
# | |
# include <boost/preprocessor/config/config.hpp> | |
# | |
# /* BOOST_PP_EXPR_IIF */ | |
# | |
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC() | |
# define BOOST_PP_EXPR_IIF(bit, expr) BOOST_PP_EXPR_IIF_I(bit, expr) | |
# else | |
# define BOOST_PP_EXPR_IIF(bit, expr) BOOST_PP_EXPR_IIF_OO((bit, expr)) | |
# define BOOST_PP_EXPR_IIF_OO(par) BOOST_PP_EXPR_IIF_I ## par | |
# endif | |
# | |
# define BOOST_PP_EXPR_IIF_I(bit, expr) BOOST_PP_EXPR_IIF_ ## bit(expr) | |
# | |
# define BOOST_PP_EXPR_IIF_0(expr) | |
# define BOOST_PP_EXPR_IIF_1(expr) expr | |
# | |
# endif |