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- /*=============================================================================
- Copyright (c) 2006-2007 Tobias Schwinger
-
- Use modification and distribution are subject to the Boost Software
- License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
- http://www.boost.org/LICENSE_1_0.txt).
- ==============================================================================*/
- #if !defined(BOOST_FUSION_FUNCTIONAL_ADAPTER_UNFUSED_HPP_INCLUDED)
- #if !defined(BOOST_PP_IS_ITERATING)
- #include <boost/preprocessor/cat.hpp>
- #include <boost/preprocessor/iteration/iterate.hpp>
- #include <boost/preprocessor/repetition/enum_params.hpp>
- #include <boost/preprocessor/repetition/enum_binary_params.hpp>
- #include <boost/preprocessor/facilities/intercept.hpp>
- #include <boost/utility/result_of.hpp>
- #include <boost/config.hpp>
- #include <boost/fusion/container/vector/vector.hpp>
- #include <boost/fusion/functional/adapter/limits.hpp>
- #include <boost/fusion/functional/adapter/detail/access.hpp>
- #if defined (BOOST_MSVC)
- # pragma warning(push)
- # pragma warning (disable: 4512) // assignment operator could not be generated.
- #endif
- namespace boost { namespace fusion
- {
- template <class Function, bool AllowNullary = true>
- class unfused;
- //----- ---- --- -- - - - -
- template <class Function>
- class unfused<Function,true>
- : public unfused<Function,false>
- {
- typedef typename detail::qf_c<Function>::type function_c;
- typedef typename detail::qf<Function>::type function;
- typedef typename detail::call_param<Function>::type func_const_fwd_t;
- public:
- using unfused<Function,false>::operator();
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- inline explicit unfused(func_const_fwd_t f = function())
- : unfused<Function,false>(f)
- { }
- typedef typename boost::result_of<
- function_c(fusion::vector0<> &) >::type call_const_0_result;
- BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- inline call_const_0_result operator()() const
- {
- fusion::vector0<> arg;
- return this->fnc_transformed(arg);
- }
- typedef typename boost::result_of<
- function(fusion::vector0<> &) >::type call_0_result;
- BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- inline call_0_result operator()()
- {
- fusion::vector0<> arg;
- return this->fnc_transformed(arg);
- }
- };
- template <class Function> class unfused<Function,false>
- {
- protected:
- Function fnc_transformed;
- typedef typename detail::qf_c<Function>::type function_c;
- typedef typename detail::qf<Function>::type function;
- typedef typename detail::call_param<Function>::type func_const_fwd_t;
- public:
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- inline explicit unfused(func_const_fwd_t f = function())
- : fnc_transformed(f)
- { }
- template <typename Sig>
- struct result;
- #define BOOST_PP_FILENAME_1 \
- <boost/fusion/functional/adapter/unfused.hpp>
- #define BOOST_PP_ITERATION_LIMITS \
- (1,BOOST_FUSION_UNFUSED_MAX_ARITY)
- #include BOOST_PP_ITERATE()
- };
- }}
- #if defined (BOOST_MSVC)
- # pragma warning(pop)
- #endif
- namespace boost
- {
- #if !defined(BOOST_RESULT_OF_USE_DECLTYPE) || defined(BOOST_NO_CXX11_DECLTYPE)
- template<class F>
- struct result_of< boost::fusion::unfused<F> const () >
- {
- typedef typename boost::fusion::unfused<F>::call_const_0_result type;
- };
- template<class F>
- struct result_of< boost::fusion::unfused<F>() >
- {
- typedef typename boost::fusion::unfused<F>::call_0_result type;
- };
- #endif
- template<class F>
- struct tr1_result_of< boost::fusion::unfused<F> const () >
- {
- typedef typename boost::fusion::unfused<F>::call_const_0_result type;
- };
- template<class F>
- struct tr1_result_of< boost::fusion::unfused<F>() >
- {
- typedef typename boost::fusion::unfused<F>::call_0_result type;
- };
- }
- #define BOOST_FUSION_FUNCTIONAL_ADAPTER_UNFUSED_HPP_INCLUDED
- #else // defined(BOOST_PP_IS_ITERATING)
- ////////////////////////////////////////////////////////////////////////////////
- //
- // Preprocessor vertical repetition code
- //
- ////////////////////////////////////////////////////////////////////////////////
- #define N BOOST_PP_ITERATION()
- template <class Self, BOOST_PP_ENUM_PARAMS(N,typename T)>
- struct result< Self const (BOOST_PP_ENUM_PARAMS(N,T)) >
- : boost::result_of< function_c(
- BOOST_PP_CAT(fusion::vector,N)< BOOST_PP_ENUM_BINARY_PARAMS(N,
- typename detail::mref<T,>::type BOOST_PP_INTERCEPT) > & )>
- { };
- template <class Self, BOOST_PP_ENUM_PARAMS(N,typename T)>
- struct result< Self(BOOST_PP_ENUM_PARAMS(N,T)) >
- : boost::result_of< function(
- BOOST_PP_CAT(fusion::vector,N)< BOOST_PP_ENUM_BINARY_PARAMS(N,
- typename detail::mref<T,>::type BOOST_PP_INTERCEPT) > & )>
- { };
- template <BOOST_PP_ENUM_PARAMS(N,typename T)>
- BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- inline typename boost::result_of<function_c(BOOST_PP_CAT(fusion::vector,N)
- <BOOST_PP_ENUM_BINARY_PARAMS(N,T,& BOOST_PP_INTERCEPT)> & )>::type
- operator()(BOOST_PP_ENUM_BINARY_PARAMS(N,T,& a)) const
- {
- BOOST_PP_CAT(fusion::vector,N)<
- BOOST_PP_ENUM_BINARY_PARAMS(N,T,& BOOST_PP_INTERCEPT) >
- arg(BOOST_PP_ENUM_PARAMS(N,a));
- return this->fnc_transformed(arg);
- }
- template <BOOST_PP_ENUM_PARAMS(N,typename T)>
- BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- inline typename boost::result_of<function(BOOST_PP_CAT(fusion::vector,N)
- <BOOST_PP_ENUM_BINARY_PARAMS(N,T,& BOOST_PP_INTERCEPT)> & )>::type
- operator()(BOOST_PP_ENUM_BINARY_PARAMS(N,T,& a))
- {
- BOOST_PP_CAT(fusion::vector,N)<
- BOOST_PP_ENUM_BINARY_PARAMS(N,T,& BOOST_PP_INTERCEPT) >
- arg(BOOST_PP_ENUM_PARAMS(N,a));
- return this->fnc_transformed(arg);
- }
- #undef N
- #endif // defined(BOOST_PP_IS_ITERATING)
- #endif
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