180 lines
5.9 KiB
C++
Executable File
180 lines
5.9 KiB
C++
Executable File
/*=============================================================================
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Copyright (c) 2006-2007 Tobias Schwinger
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Use modification and distribution are subject to the Boost Software
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License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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http://www.boost.org/LICENSE_1_0.txt).
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==============================================================================*/
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#if !defined(BOOST_FUSION_FUNCTIONAL_ADAPTER_UNFUSED_TYPED_HPP_INCLUDED)
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#if !defined(BOOST_PP_IS_ITERATING)
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/iteration/iterate.hpp>
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#include <boost/preprocessor/repetition/enum.hpp>
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#include <boost/preprocessor/repetition/enum_params.hpp>
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#include <boost/preprocessor/repetition/enum_trailing_params.hpp>
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#include <boost/config.hpp>
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#include <boost/utility/result_of.hpp>
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#include <boost/fusion/support/detail/access.hpp>
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#include <boost/fusion/sequence/intrinsic/value_at.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/container/vector/vector.hpp>
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#include <boost/fusion/container/vector/convert.hpp>
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#include <boost/fusion/functional/adapter/limits.hpp>
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#include <boost/fusion/functional/adapter/detail/access.hpp>
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#if defined (BOOST_MSVC)
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# pragma warning(push)
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# pragma warning (disable: 4512) // assignment operator could not be generated.
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#endif
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namespace boost { namespace fusion
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{
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template <class Function, class Sequence> class unfused_typed;
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//----- ---- --- -- - - - -
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namespace detail
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{
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template <class Derived, class Function,
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class Sequence, long Arity>
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struct unfused_typed_impl;
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}
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template <class Function, class Sequence>
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class unfused_typed
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: public detail::unfused_typed_impl
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< unfused_typed<Function,Sequence>, Function, Sequence,
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result_of::size<Sequence>::value >
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{
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Function fnc_transformed;
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template <class D, class F, class S, long A>
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friend struct detail::unfused_typed_impl;
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typedef typename detail::call_param<Function>::type func_const_fwd_t;
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public:
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BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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inline explicit unfused_typed(func_const_fwd_t f = Function())
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: fnc_transformed(f)
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{ }
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};
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#define BOOST_PP_FILENAME_1 <boost/fusion/functional/adapter/unfused_typed.hpp>
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#define BOOST_PP_ITERATION_LIMITS (0,BOOST_FUSION_UNFUSED_TYPED_MAX_ARITY)
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#include BOOST_PP_ITERATE()
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}}
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#if defined (BOOST_MSVC)
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# pragma warning(pop)
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#endif
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namespace boost
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{
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#if !defined(BOOST_RESULT_OF_USE_DECLTYPE) || defined(BOOST_NO_CXX11_DECLTYPE)
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template<class F, class Seq>
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struct result_of< boost::fusion::unfused_typed<F,Seq> const () >
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: boost::fusion::unfused_typed<F,Seq>::template result<
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boost::fusion::unfused_typed<F,Seq> const () >
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{ };
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template<class F, class Seq>
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struct result_of< boost::fusion::unfused_typed<F,Seq>() >
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: boost::fusion::unfused_typed<F,Seq>::template result<
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boost::fusion::unfused_typed<F,Seq> () >
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{ };
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#endif
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template<class F, class Seq>
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struct tr1_result_of< boost::fusion::unfused_typed<F,Seq> const () >
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: boost::fusion::unfused_typed<F,Seq>::template result<
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boost::fusion::unfused_typed<F,Seq> const () >
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{ };
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template<class F, class Seq>
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struct tr1_result_of< boost::fusion::unfused_typed<F,Seq>() >
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: boost::fusion::unfused_typed<F,Seq>::template result<
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boost::fusion::unfused_typed<F,Seq> () >
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{ };
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}
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#define BOOST_FUSION_FUNCTIONAL_ADAPTER_UNFUSED_TYPED_HPP_INCLUDED
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#else // defined(BOOST_PP_IS_ITERATING)
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///////////////////////////////////////////////////////////////////////////////
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//
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// Preprocessor vertical repetition code
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//
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///////////////////////////////////////////////////////////////////////////////
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#define N BOOST_PP_ITERATION()
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namespace detail
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{
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template <class Derived, class Function, class Sequence>
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struct unfused_typed_impl<Derived,Function,Sequence,N>
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{
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typedef typename detail::qf_c<Function>::type function_c;
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typedef typename detail::qf<Function>::type function;
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typedef typename result_of::as_vector<Sequence>::type arg_vector_t;
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public:
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#define M(z,i,s) \
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typename call_param<typename result_of::value_at_c<s,i>::type>::type a##i
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BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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inline typename boost::result_of<
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function_c(arg_vector_t &) >::type
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operator()(BOOST_PP_ENUM(N,M,arg_vector_t)) const
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{
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#if N > 0
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arg_vector_t arg(BOOST_PP_ENUM_PARAMS(N,a));
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#else
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arg_vector_t arg;
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#endif
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return static_cast<Derived const *>(this)->fnc_transformed(arg);
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}
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BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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inline typename boost::result_of<
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function(arg_vector_t &) >::type
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operator()(BOOST_PP_ENUM(N,M,arg_vector_t))
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{
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#if N > 0
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arg_vector_t arg(BOOST_PP_ENUM_PARAMS(N,a));
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#else
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arg_vector_t arg;
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#endif
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return static_cast<Derived *>(this)->fnc_transformed(arg);
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}
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#undef M
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template <typename Sig> struct result { typedef void type; };
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template <class Self BOOST_PP_ENUM_TRAILING_PARAMS(N,typename T)>
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struct result< Self const (BOOST_PP_ENUM_PARAMS(N,T)) >
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: boost::result_of< function_c(arg_vector_t &) >
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{ };
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template <class Self BOOST_PP_ENUM_TRAILING_PARAMS(N,typename T)>
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struct result< Self (BOOST_PP_ENUM_PARAMS(N,T)) >
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: boost::result_of< function(arg_vector_t &) >
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{ };
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};
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} // namespace detail
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#undef N
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#endif // defined(BOOST_PP_IS_ITERATING)
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#endif
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