📄 gen_signature_impl_spec.inl
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// (C) Copyright Tobias Schwinger//// Use modification and distribution are subject to the boost Software License,// Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt).#ifndef BOOST_PP_IS_ITERATING//------------------------------------------------------------------------------# include <boost/preprocessor/cat.hpp># include <boost/preprocessor/arithmetic/inc.hpp># include <boost/preprocessor/arithmetic/dec.hpp># include <boost/preprocessor/facilities/empty.hpp># include <boost/preprocessor/facilities/identity.hpp># include <boost/preprocessor/facilities/intercept.hpp># include <boost/preprocessor/iteration/iterate.hpp># include <boost/preprocessor/repetition/enum_params.hpp># include <boost/preprocessor/repetition/enum_trailing_params.hpp>//------------------------------------------------------------------------------namespace boost { namespace function_types { namespace detail {//------------------------------------------------------------------------------template<typename T>struct signature_impl : conditioned_transmuted_signature_base < signature_impl<T*>, T , function_pointer, /* --> */ plain_function , nullary_signature_base >{ typedef function_type_signature<T> type;};// - - - - - - - - - - - - - - - - - - - - - - - - - - template<typename T>struct signature_impl< T& > : conditioned_transmuted_signature_base < signature_impl<T*>, T& , function_pointer, /* --> */ function_reference , nullary_signature_base >{ typedef function_type_signature<T&> type;};// - - - - - - - - - - - - - - - - - - - - - - - - - - template<typename T>struct signature_impl< T* > : nullary_signature_base{ typedef function_type_signature<T*> type;}; // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define BOOST_PP_FILENAME_1 BOOST_FT_FRAGMENT(signature_impl_spec,arity)# define BOOST_PP_ITERATION_LIMITS (0,BOOST_PP_INC(BOOST_FT_MAX_ARITY))# include BOOST_PP_ITERATE()// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -} } } // namespace ::boost::function_types::detail//------------------------------------------------------------------------------#elif !defined(i) //------------------------------------------------------------------------------# define i BOOST_PP_FRAME_ITERATION(1)# define ii BOOST_PP_INC(i)// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define sp \ typename R BOOST_PP_ENUM_TRAILING_PARAMS(i,typename T) // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define a i# define BOOST_FT_CLIENT \ BOOST_FT_FRAGMENT(signature_impl_spec,specialization)# define BOOST_FT_FOR BOOST_FT_FUNC_PTR# include BOOST_FT_UNROLL()# undef a// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# if ii >= 2 // member function pointers must have at least two sub types// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define a BOOST_PP_DEC(i)# define BOOST_FT_CLIENT \ BOOST_FT_FRAGMENT(signature_impl_spec,specialization)# define BOOST_FT_FOR BOOST_FT_MEM_FUN_PTRS# include BOOST_FT_UNROLL()# undef a// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# endif // ii >= 2// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# undef sp# undef ii# undef i//------------------------------------------------------------------------------#else // specialization//------------------------------------------------------------------------------template< sp >struct signature_impl< t(i,BOOST_PP_EMPTY) >{ typedef t(i,BOOST_PP_IDENTITY(representee)); typedef n kind; typedef function_type_signature< representee > type; typedef signature_mpl_sequence_tag tag; typedef mpl::size_t< a > arity; typedef BOOST_PP_CAT(mpl::vector,ii) < R BOOST_PP_ENUM_TRAILING_PARAMS(i,T) > types;};//------------------------------------------------------------------------------#endif // (C) Copyright Tobias Schwinger//// Use modification and distribution are subject to the boost Software License,// Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt).#ifndef BOOST_PP_IS_ITERATING//------------------------------------------------------------------------------# include <boost/preprocessor/cat.hpp># include <boost/preprocessor/arithmetic/inc.hpp># include <boost/preprocessor/arithmetic/dec.hpp># include <boost/preprocessor/facilities/empty.hpp># include <boost/preprocessor/facilities/identity.hpp># include <boost/preprocessor/facilities/intercept.hpp># include <boost/preprocessor/iteration/iterate.hpp># include <boost/preprocessor/repetition/enum_params.hpp># include <boost/preprocessor/repetition/enum_trailing_params.hpp>//------------------------------------------------------------------------------namespace boost { namespace function_types { namespace detail {//------------------------------------------------------------------------------template<typename T>struct signature_impl : conditioned_transmuted_signature_base < signature_impl<T*>, T , function_pointer, /* --> */ plain_function , nullary_signature_base >{ typedef function_type_signature<T> type;};// - - - - - - - - - - - - - - - - - - - - - - - - - - template<typename T>struct signature_impl< T& > : conditioned_transmuted_signature_base < signature_impl<T*>, T& , function_pointer, /* --> */ function_reference , nullary_signature_base >{ typedef function_type_signature<T&> type;};// - - - - - - - - - - - - - - - - - - - - - - - - - - template<typename T>struct signature_impl< T* > : nullary_signature_base{ typedef function_type_signature<T*> type;}; // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define BOOST_PP_FILENAME_1 BOOST_FT_FRAGMENT(signature_impl_spec,arity)# define BOOST_PP_ITERATION_LIMITS (0,BOOST_PP_INC(BOOST_FT_MAX_ARITY))# include BOOST_PP_ITERATE()// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -} } } // namespace ::boost::function_types::detail//------------------------------------------------------------------------------#elif !defined(i) //------------------------------------------------------------------------------# define i BOOST_PP_FRAME_ITERATION(1)# define ii BOOST_PP_INC(i)// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define sp \ typename R BOOST_PP_ENUM_TRAILING_PARAMS(i,typename T) // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define a i# define BOOST_FT_CLIENT \ BOOST_FT_FRAGMENT(signature_impl_spec,specialization)# define BOOST_FT_FOR BOOST_FT_FUNC_PTR# include BOOST_FT_UNROLL()# undef a// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# if ii >= 2 // member function pointers must have at least two sub types// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# define a BOOST_PP_DEC(i)# define BOOST_FT_CLIENT \ BOOST_FT_FRAGMENT(signature_impl_spec,specialization)# define BOOST_FT_FOR BOOST_FT_MEM_FUN_PTRS# include BOOST_FT_UNROLL()# undef a// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# endif // ii >= 2// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -# undef sp# undef ii# undef i//------------------------------------------------------------------------------#else // specialization//------------------------------------------------------------------------------template< sp >struct signature_impl< t(i,BOOST_PP_EMPTY) >{ typedef t(i,BOOST_PP_IDENTITY(representee)); typedef n kind; typedef function_type_signature< representee > type; typedef signature_mpl_sequence_tag tag; typedef mpl::size_t< a > arity; typedef BOOST_PP_CAT(mpl::vector,ii) < R BOOST_PP_ENUM_TRAILING_PARAMS(i,T) > types;};//------------------------------------------------------------------------------#endif ⌨️ 快捷键说明
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