// (C) Copyright Edward Diener 2011-2015 // Use, modification and distribution are subject to 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). #if !defined(BOOST_VMD_DETAIL_PARENS_HPP) #define BOOST_VMD_DETAIL_PARENS_HPP #include <boost/preprocessor/control/iif.hpp> #include <boost/preprocessor/punctuation/is_begin_parens.hpp> #include <boost/preprocessor/variadic/elem.hpp> #include <boost/vmd/empty.hpp> #include <boost/vmd/detail/mods.hpp> #include <boost/vmd/detail/parens_split.hpp> #include <boost/vmd/detail/parens_common.hpp> #define BOOST_VMD_DETAIL_PARENS_PROCESS(vseq) \ BOOST_PP_IIF \ ( \ BOOST_PP_IS_BEGIN_PARENS(vseq), \ BOOST_VMD_DETAIL_BEGIN_PARENS, \ BOOST_VMD_EMPTY \ ) \ (vseq) \ /**/ #define BOOST_VMD_DETAIL_PARENS(...) \ BOOST_PP_IIF \ ( \ BOOST_VMD_DETAIL_MODS_IS_RESULT_AFTER \ ( \ BOOST_VMD_DETAIL_NEW_MODS(BOOST_VMD_ALLOW_AFTER,__VA_ARGS__) \ ), \ BOOST_VMD_DETAIL_PARENS_SPLIT, \ BOOST_VMD_DETAIL_PARENS_PROCESS \ ) \ (BOOST_PP_VARIADIC_ELEM(0,__VA_ARGS__)) \ /**/ #define BOOST_VMD_DETAIL_PARENS_D(d,...) \ BOOST_PP_IIF \ ( \ BOOST_VMD_DETAIL_MODS_IS_RESULT_AFTER \ ( \ BOOST_VMD_DETAIL_NEW_MODS_D(d,BOOST_VMD_ALLOW_AFTER,__VA_ARGS__) \ ), \ BOOST_VMD_DETAIL_PARENS_SPLIT, \ BOOST_VMD_DETAIL_PARENS_PROCESS \ ) \ (BOOST_PP_VARIADIC_ELEM(0,__VA_ARGS__)) \ /**/ #endif /* BOOST_VMD_DETAIL_PARENS_HPP */