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0010 #ifndef BOOST_FUSION_ADAPTED_ADT_DETAIL_ADAPT_BASE_HPP
0011 #define BOOST_FUSION_ADAPTED_ADT_DETAIL_ADAPT_BASE_HPP
0012
0013 #include <boost/fusion/support/config.hpp>
0014 #include <boost/fusion/adapted/struct/detail/adapt_auto.hpp>
0015 #include <boost/fusion/adapted/struct/detail/adapt_is_tpl.hpp>
0016
0017 #include <boost/preprocessor/control/if.hpp>
0018 #include <boost/preprocessor/control/expr_if.hpp>
0019 #include <boost/preprocessor/seq/seq.hpp>
0020 #include <boost/preprocessor/seq/elem.hpp>
0021 #include <boost/preprocessor/tuple/elem.hpp>
0022 #include <boost/mpl/if.hpp>
0023 #include <boost/type_traits/is_const.hpp>
0024 #include <boost/type_traits/remove_const.hpp>
0025 #include <boost/type_traits/remove_reference.hpp>
0026
0027 #include <boost/typeof/typeof.hpp>
0028
0029 #define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL(TEMPLATE_PARAMS_SEQ) \
0030 typename detail::get_identity< \
0031 lvalue \
0032 , BOOST_PP_SEQ_ELEM(1,TEMPLATE_PARAMS_SEQ) \
0033 >::type
0034
0035 #define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_NON_TEMPLATE_IMPL( \
0036 TEMPLATE_PARAMS_SEQ) \
0037 \
0038 boost::remove_const<boost::remove_reference<lvalue>::type>::type
0039
0040 #define BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
0041 ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE) \
0042 BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, \
0043 BOOST_PP_IF(DEDUCE_TYPE, 0, 2), ATTRIBUTE)
0044
0045 #define BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_SETEXPR(ATTRIBUTE, \
0046 ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE) \
0047 BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, \
0048 BOOST_PP_IF(DEDUCE_TYPE, 1, 3), ATTRIBUTE)
0049
0050 #ifdef BOOST_MSVC
0051 # define BOOST_FUSION_DEDUCED_ATTR_TYPE(NAME_SEQ, ATTRIBUTE, \
0052 ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
0053 \
0054 BOOST_FUSION_ADAPT_STRUCT_MSVC_REDEFINE_TEMPLATE_PARAMS( \
0055 TEMPLATE_PARAMS_SEQ) \
0056 \
0057 struct deduced_attr_type { \
0058 static const BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj; \
0059 typedef \
0060 BOOST_PP_EXPR_IF(BOOST_FUSION_ADAPT_IS_TPL(TEMPLATE_PARAMS_SEQ), \
0061 typename) \
0062 BOOST_TYPEOF( PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR( \
0063 ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, 1)) type; \
0064 };
0065
0066 #else
0067 # define BOOST_FUSION_DEDUCED_ATTR_TYPE(NAME_SEQ, ATTRIBUTE, \
0068 ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
0069 struct deduced_attr_type { \
0070 static const BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj; \
0071 typedef BOOST_TYPEOF( PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR( \
0072 ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, 1)) type; \
0073 };
0074
0075 #endif
0076
0077 #define BOOST_FUSION_ADT_ATTRIBUTE_TYPEOF( \
0078 NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
0079 \
0080 BOOST_FUSION_DEDUCED_ATTR_TYPE( \
0081 NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
0082 \
0083 typedef \
0084 BOOST_PP_EXPR_IF(BOOST_FUSION_ADAPT_IS_TPL(TEMPLATE_PARAMS_SEQ), \
0085 typename) \
0086 deduced_attr_type::type type; \
0087 typedef type const_type;
0088
0089 #define BOOST_FUSION_ADT_ATTRIBUTE_GIVENTYPE( \
0090 NAME_SEQ, ATTRIBUTE, ATTRIBUTE_TUPLE_SIZE, PREFIX, TEMPLATE_PARAMS_SEQ) \
0091 \
0092 typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, 0, ATTRIBUTE) type; \
0093 typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPLE_SIZE, 1, ATTRIBUTE) const_type;
0094
0095
0096 #define BOOST_FUSION_ADAPT_ADT_C_BASE( \
0097 TEMPLATE_PARAMS_SEQ,NAME_SEQ,I,PREFIX, \
0098 ATTRIBUTE,ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE) \
0099 \
0100 template< \
0101 BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
0102 > \
0103 struct access::adt_attribute_access< \
0104 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0105 , I \
0106 > \
0107 { \
0108 \
0109 BOOST_PP_IF(DEDUCE_TYPE, \
0110 BOOST_FUSION_ADT_ATTRIBUTE_TYPEOF, \
0111 BOOST_FUSION_ADT_ATTRIBUTE_GIVENTYPE)( \
0112 NAME_SEQ, \
0113 ATTRIBUTE, \
0114 ATTRIBUTE_TUPLE_SIZE, \
0115 PREFIX, \
0116 TEMPLATE_PARAMS_SEQ) \
0117 \
0118 template<class Val> \
0119 BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
0120 static void \
0121 boost_fusion_adapt_adt_impl_set( \
0122 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj, \
0123 Val const& val) \
0124 { \
0125 PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_SETEXPR(ATTRIBUTE, \
0126 ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE); \
0127 } \
0128 \
0129 BOOST_FUSION_GPU_ENABLED \
0130 static type \
0131 boost_fusion_adapt_adt_impl_get( \
0132 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj) \
0133 { \
0134 return PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
0135 ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE); \
0136 } \
0137 \
0138 BOOST_FUSION_GPU_ENABLED \
0139 static const_type \
0140 boost_fusion_adapt_adt_impl_get( \
0141 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& obj) \
0142 { \
0143 return PREFIX() BOOST_FUSION_ADAPT_ADT_ATTRIBUTE_GETEXPR(ATTRIBUTE, \
0144 ATTRIBUTE_TUPLE_SIZE, DEDUCE_TYPE); \
0145 } \
0146 }; \
0147 \
0148 template< \
0149 BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
0150 > \
0151 struct adt_attribute_proxy< \
0152 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0153 , I \
0154 , true \
0155 > \
0156 { \
0157 typedef \
0158 BOOST_PP_EXPR_IF(BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), typename) \
0159 access::adt_attribute_access< \
0160 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0161 , I \
0162 >::const_type type; \
0163 \
0164 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
0165 explicit \
0166 adt_attribute_proxy( \
0167 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& o) \
0168 : obj(&o) \
0169 {} \
0170 \
0171 BOOST_FUSION_GPU_ENABLED \
0172 type get() const \
0173 { \
0174 return access::adt_attribute_access< \
0175 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0176 , I \
0177 >::boost_fusion_adapt_adt_impl_get(*obj); \
0178 } \
0179 \
0180 BOOST_FUSION_GPU_ENABLED \
0181 operator type() const \
0182 { \
0183 return get(); \
0184 } \
0185 \
0186 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const* obj; \
0187 }; \
0188 \
0189 template< \
0190 BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
0191 > \
0192 struct adt_attribute_proxy< \
0193 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0194 , I \
0195 , false \
0196 > \
0197 { \
0198 typedef \
0199 BOOST_PP_EXPR_IF(BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), typename) \
0200 access::adt_attribute_access< \
0201 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0202 , I \
0203 >::type type; \
0204 \
0205 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
0206 explicit \
0207 adt_attribute_proxy( \
0208 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& o) \
0209 : obj(&o) \
0210 {} \
0211 \
0212 template<class Val> \
0213 BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
0214 adt_attribute_proxy& \
0215 operator=(Val const& val) \
0216 { \
0217 access::adt_attribute_access< \
0218 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0219 , I \
0220 >::boost_fusion_adapt_adt_impl_set(*obj, val); \
0221 return *this; \
0222 } \
0223 \
0224 BOOST_FUSION_GPU_ENABLED \
0225 type get() const \
0226 { \
0227 return access::adt_attribute_access< \
0228 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0229 , I \
0230 >::boost_fusion_adapt_adt_impl_get(*obj); \
0231 } \
0232 \
0233 BOOST_FUSION_GPU_ENABLED \
0234 operator type() const \
0235 { \
0236 return get(); \
0237 } \
0238 \
0239 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)* obj; \
0240 }; \
0241 \
0242 template< \
0243 BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
0244 > \
0245 struct access::struct_member< \
0246 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0247 , I \
0248 > \
0249 { \
0250 typedef BOOST_PP_EXPR_IF(BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), \
0251 typename) \
0252 adt_attribute_proxy< \
0253 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0254 , I \
0255 , false \
0256 >::type lvalue; \
0257 \
0258 BOOST_FUSION_ADAPT_STRUCT_MSVC_REDEFINE_TEMPLATE_PARAMS( \
0259 TEMPLATE_PARAMS_SEQ) \
0260 \
0261 typedef \
0262 BOOST_PP_IF( \
0263 BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), \
0264 BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL, \
0265 BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_NON_TEMPLATE_IMPL)( \
0266 TEMPLATE_PARAMS_SEQ) \
0267 type; \
0268 \
0269 template<typename Seq> \
0270 struct apply \
0271 { \
0272 typedef \
0273 adt_attribute_proxy< \
0274 BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
0275 , I \
0276 , is_const<Seq>::value \
0277 > \
0278 type; \
0279 \
0280 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED \
0281 static type \
0282 call(Seq& obj) \
0283 { \
0284 return type(obj); \
0285 } \
0286 }; \
0287 };
0288
0289 #endif
