| 1 | # /* ************************************************************************** |
| 2 | # * * |
| 3 | # * (C) Copyright Edward Diener 2014. * |
| 4 | # * Distributed under the Boost Software License, Version 1.0. (See * |
| 5 | # * accompanying file LICENSE_1_0.txt or copy at * |
| 6 | # * http://www.boost.org/LICENSE_1_0.txt) * |
| 7 | # * * |
| 8 | # ************************************************************************** */ |
| 9 | # |
| 10 | # /* See http://www.boost.org for most recent version. */ |
| 11 | # |
| 12 | # ifndef BOOST_PREPROCESSOR_TUPLE_DETAIL_IS_SINGLE_RETURN_HPP |
| 13 | # define BOOST_PREPROCESSOR_TUPLE_DETAIL_IS_SINGLE_RETURN_HPP |
| 14 | # |
| 15 | # include <boost/preprocessor/config/config.hpp> |
| 16 | # |
| 17 | # /* BOOST_PP_TUPLE_IS_SINGLE_RETURN */ |
| 18 | # |
| 19 | # if BOOST_PP_VARIADICS_MSVC |
| 20 | # include <boost/preprocessor/control/iif.hpp> |
| 21 | # include <boost/preprocessor/facilities/is_1.hpp> |
| 22 | # include <boost/preprocessor/tuple/size.hpp> |
| 23 | # define BOOST_PP_TUPLE_IS_SINGLE_RETURN(sr,nsr,tuple) \ |
| 24 | BOOST_PP_IIF(BOOST_PP_IS_1(BOOST_PP_TUPLE_SIZE(tuple)),sr,nsr) \ |
| 25 | /**/ |
| 26 | # endif /* BOOST_PP_VARIADICS_MSVC */ |
| 27 | # |
| 28 | # endif /* BOOST_PREPROCESSOR_TUPLE_DETAIL_IS_SINGLE_RETURN_HPP */ |
| 29 | |