Jeff Thompson | a28eed8 | 2013-08-22 16:21:10 -0700 | [diff] [blame] | 1 | |
| 2 | // (C) Copyright Tobias Schwinger |
| 3 | // |
| 4 | // Use modification and distribution are subject to the boost Software License, |
| 5 | // Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt). |
| 6 | |
| 7 | //------------------------------------------------------------------------------ |
| 8 | |
| 9 | #ifndef BOOST_FT_DETAIL_CLASSIFIER_HPP_INCLUDED |
| 10 | #define BOOST_FT_DETAIL_CLASSIFIER_HPP_INCLUDED |
| 11 | |
| 12 | #include <ndnboost/type.hpp> |
| 13 | #include <ndnboost/config.hpp> |
| 14 | #include <ndnboost/type_traits/config.hpp> |
| 15 | #include <ndnboost/type_traits/is_reference.hpp> |
| 16 | #include <ndnboost/type_traits/add_reference.hpp> |
| 17 | |
| 18 | #include <ndnboost/function_types/config/config.hpp> |
| 19 | #include <ndnboost/function_types/property_tags.hpp> |
| 20 | |
| 21 | namespace ndnboost { namespace function_types { namespace detail { |
| 22 | |
| 23 | template<typename T> struct classifier; |
| 24 | |
| 25 | template<std::size_t S> struct char_array { typedef char (&type)[S]; }; |
| 26 | |
| 27 | template<bits_t Flags, bits_t CCID, std::size_t Arity> struct encode_charr |
| 28 | { |
| 29 | typedef typename char_array< |
| 30 | ::ndnboost::function_types::detail::encode_charr_impl<Flags,CCID,Arity>::value |
| 31 | >::type type; |
| 32 | }; |
| 33 | |
| 34 | char BOOST_TT_DECL classifier_impl(...); |
| 35 | |
| 36 | #define BOOST_FT_variations BOOST_FT_function|BOOST_FT_pointer|\ |
| 37 | BOOST_FT_member_pointer |
| 38 | |
| 39 | #define BOOST_FT_type_function(cc,name) BOOST_FT_SYNTAX( \ |
| 40 | R BOOST_PP_EMPTY,BOOST_PP_LPAREN,cc,* BOOST_PP_EMPTY,name,BOOST_PP_RPAREN) |
| 41 | |
| 42 | #define BOOST_FT_type_function_pointer(cc,name) BOOST_FT_SYNTAX( \ |
| 43 | R BOOST_PP_EMPTY,BOOST_PP_LPAREN,cc,** BOOST_PP_EMPTY,name,BOOST_PP_RPAREN) |
| 44 | |
| 45 | #define BOOST_FT_type_member_function_pointer(cc,name) BOOST_FT_SYNTAX( \ |
| 46 | R BOOST_PP_EMPTY,BOOST_PP_LPAREN,cc,T0::** BOOST_PP_EMPTY,name,BOOST_PP_RPAREN) |
| 47 | |
Jeff Thompson | 9939dcd | 2013-10-15 15:12:24 -0700 | [diff] [blame^] | 48 | #define BOOST_FT_al_path ndnboost/function_types/detail/classifier_impl |
Jeff Thompson | a28eed8 | 2013-08-22 16:21:10 -0700 | [diff] [blame] | 49 | #include <ndnboost/function_types/detail/pp_loop.hpp> |
| 50 | |
| 51 | template<typename T> struct classifier_bits |
| 52 | { |
| 53 | static typename ndnboost::add_reference<T>::type tester; |
| 54 | |
| 55 | BOOST_STATIC_CONSTANT(bits_t,value = (bits_t)sizeof( |
| 56 | ndnboost::function_types::detail::classifier_impl(& tester) |
| 57 | )-1); |
| 58 | }; |
| 59 | |
| 60 | template<typename T> struct classifier |
| 61 | { |
| 62 | typedef detail::constant< |
| 63 | ::ndnboost::function_types::detail::decode_bits< |
| 64 | ::ndnboost::function_types::detail::classifier_bits<T>::value |
| 65 | >::tag_bits > |
| 66 | bits; |
| 67 | |
| 68 | typedef detail::full_mask mask; |
| 69 | |
| 70 | typedef detail::constant< |
| 71 | ::ndnboost::function_types::detail::decode_bits< |
| 72 | ::ndnboost::function_types::detail::classifier_bits<T>::value |
| 73 | >::arity > |
| 74 | function_arity; |
| 75 | }; |
| 76 | |
| 77 | |
| 78 | |
| 79 | } } } // namespace ::ndnboost::function_types::detail |
| 80 | |
| 81 | #endif |
| 82 | |