diff options
Diffstat (limited to 'contrib/src/boost/preprocessor/control/expr_iif.hpp')
| -rw-r--r-- | contrib/src/boost/preprocessor/control/expr_iif.hpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/contrib/src/boost/preprocessor/control/expr_iif.hpp b/contrib/src/boost/preprocessor/control/expr_iif.hpp new file mode 100644 index 0000000..58f45a4 --- /dev/null +++ b/contrib/src/boost/preprocessor/control/expr_iif.hpp @@ -0,0 +1,31 @@ +# /* ************************************************************************** +# * * +# * (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 |