ext-boost/boost/preprocessor/control/iif.hpp
2014-12-07 23:50:51 +01:00

35 lines
1.3 KiB
C++

# /* **************************************************************************
# * *
# * (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_IIF_HPP
# define BOOST_PREPROCESSOR_CONTROL_IIF_HPP
#
# include <boost/preprocessor/config/config.hpp>
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
# define BOOST_PP_IIF(bit, t, f) BOOST_PP_IIF_I(bit, t, f)
# else
# define BOOST_PP_IIF(bit, t, f) BOOST_PP_IIF_OO((bit, t, f))
# define BOOST_PP_IIF_OO(par) BOOST_PP_IIF_I ## par
# endif
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
# define BOOST_PP_IIF_I(bit, t, f) BOOST_PP_IIF_ ## bit(t, f)
# else
# define BOOST_PP_IIF_I(bit, t, f) BOOST_PP_IIF_II(BOOST_PP_IIF_ ## bit(t, f))
# define BOOST_PP_IIF_II(id) id
# endif
#
# define BOOST_PP_IIF_0(t, f) f
# define BOOST_PP_IIF_1(t, f) t
#
# endif