1 #if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES) 2 3 #include <boost/proto/detail/preprocessed/vararg_matches_impl.hpp> 4 5 #elif !defined(BOOST_PP_IS_ITERATING) 6 7 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) 8 #pragma wave option(preserve: 2, line: 0, output: "preprocessed/vararg_matches_impl.hpp") 9 #endif 10 11 /////////////////////////////////////////////////////////////////////////////// 12 /// \file vararg_matches_impl.hpp 13 /// Specializations of the vararg_matches_impl template 14 // 15 // Copyright 2008 Eric Niebler. Distributed under the Boost 16 // Software License, Version 1.0. (See accompanying file 17 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 18 19 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) 20 #pragma wave option(preserve: 1) 21 #endif 22 23 #define BOOST_PP_ITERATION_PARAMS_1 \ 24 (3, (2, BOOST_PROTO_MAX_ARITY, <boost/proto/detail/vararg_matches_impl.hpp>)) 25 #include BOOST_PP_ITERATE() 26 27 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) 28 #pragma wave option(output: null) 29 #endif 30 31 #else // BOOST_PP_IS_ITERATING 32 33 #define N BOOST_PP_ITERATION() 34 35 template<typename Args, typename Back, long To> 36 struct vararg_matches_impl<Args, Back, N, To> 37 : and_2< 38 matches_< 39 typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_derived_expr 40 , typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_grammar 41 , Back 42 >::value 43 , vararg_matches_impl<Args, Back, N + 1, To> 44 > 45 {}; 46 47 template<typename Args, typename Back> 48 struct vararg_matches_impl<Args, Back, N, N> 49 : matches_< 50 typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_derived_expr 51 , typename detail::expr_traits<typename Args::BOOST_PP_CAT(child, BOOST_PP_DEC(N))>::value_type::proto_grammar 52 , Back 53 > 54 {}; 55 56 #undef N 57 58 #endif 59