1 2 // (C) Copyright Edward Diener 2011-2015 3 // Use, modification and distribution are subject to the Boost Software License, 4 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at 5 // http://www.boost.org/LICENSE_1_0.txt). 6 7 #if !defined(BOOST_VMD_DETAIL_SEQUENCE_TO_SEQ_HPP) 8 #define BOOST_VMD_DETAIL_SEQUENCE_TO_SEQ_HPP 9 10 #include <boost/preprocessor/control/expr_iif.hpp> 11 #include <boost/vmd/detail/modifiers.hpp> 12 #include <boost/vmd/detail/mods.hpp> 13 #include <boost/vmd/detail/not_empty.hpp> 14 #include <boost/vmd/detail/sequence_elem.hpp> 15 16 #define BOOST_VMD_DETAIL_SEQUENCE_TO_SEQ(...) \ 17 BOOST_PP_EXPR_IIF \ 18 ( \ 19 BOOST_VMD_DETAIL_NOT_EMPTY(BOOST_VMD_DETAIL_SEQUENCE_ELEM_GET_VSEQ(__VA_ARGS__)), \ 20 BOOST_VMD_DETAIL_SEQUENCE_ELEM_PROCESS_TUPLE \ 21 ( \ 22 BOOST_VMD_DETAIL_SEQUENCE_ELEM_GET_VSEQ(__VA_ARGS__), \ 23 , \ 24 BOOST_VMD_TYPE_SEQ, \ 25 BOOST_VMD_DETAIL_NEW_MODS(BOOST_VMD_ALLOW_RETURN,__VA_ARGS__) \ 26 ) \ 27 ) \ 28 /**/ 29 30 #define BOOST_VMD_DETAIL_SEQUENCE_TO_SEQ_D(d,...) \ 31 BOOST_PP_EXPR_IIF \ 32 ( \ 33 BOOST_VMD_DETAIL_NOT_EMPTY(BOOST_VMD_DETAIL_SEQUENCE_ELEM_GET_VSEQ(__VA_ARGS__)), \ 34 BOOST_VMD_DETAIL_SEQUENCE_ELEM_PROCESS_TUPLE_D \ 35 ( \ 36 d, \ 37 BOOST_VMD_DETAIL_SEQUENCE_ELEM_GET_VSEQ(__VA_ARGS__), \ 38 , \ 39 BOOST_VMD_TYPE_SEQ, \ 40 BOOST_VMD_DETAIL_NEW_MODS_D(d,BOOST_VMD_ALLOW_RETURN,__VA_ARGS__) \ 41 ) \ 42 ) \ 43 /**/ 44 45 #endif /* BOOST_VMD_DETAIL_SEQUENCE_TO_SEQ_HPP */ 46