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			4.1 KiB
		
	
	
	
		
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			147 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | /*============================================================================= | ||
|  |     Copyright (c) 2001-2007 Joel de Guzman | ||
|  | 
 | ||
|  |     Distributed under 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 !BOOST_PHOENIX_IS_ITERATING | ||
|  | 
 | ||
|  | #include <boost/phoenix/core/limits.hpp> | ||
|  | #include <boost/phoenix/support/iterate.hpp> | ||
|  | 
 | ||
|  | namespace boost { namespace phoenix { namespace detail | ||
|  | { | ||
|  |     template <int N, typename Dummy = void> | ||
|  |     struct function_ptr_impl | ||
|  |     { | ||
|  |         template <typename RT, typename FP> | ||
|  |         struct impl; | ||
|  |     }; | ||
|  | 
 | ||
|  |     template <int N, typename RT, typename FP> | ||
|  |     struct function_ptr : function_ptr_impl<N>::template impl<RT, FP> | ||
|  |     { | ||
|  |         typedef typename function_ptr_impl<N>::template impl<RT, FP> base; | ||
|  | 
 | ||
|  |         function_ptr(FP fp_) | ||
|  |             : base(fp_) {} | ||
|  |          | ||
|  |         using base::fp; | ||
|  | 
 | ||
|  |         bool operator==(function_ptr const & rhs) const | ||
|  |         { | ||
|  |             return fp == rhs.fp; | ||
|  |         } | ||
|  | 
 | ||
|  |         template <int M, typename RhsRT, typename RhsFP> | ||
|  |         bool operator==(function_ptr<M, RhsRT, RhsFP> const & /*rhs*/) const | ||
|  |         { | ||
|  |             return false; | ||
|  |         } | ||
|  | 
 | ||
|  |     }; | ||
|  | 
 | ||
|  |     template <typename Dummy> | ||
|  |     struct function_ptr_impl<0, Dummy> | ||
|  |     { | ||
|  |         template <typename RT, typename FP> | ||
|  |         struct impl | ||
|  |         { | ||
|  |             typedef RT result_type; | ||
|  | 
 | ||
|  |             impl(FP fp_) | ||
|  |                 : fp(fp_) {} | ||
|  | 
 | ||
|  |             RT operator()() const | ||
|  |             { | ||
|  |                 return fp(); | ||
|  |             } | ||
|  | 
 | ||
|  |             FP fp; | ||
|  |         }; | ||
|  |     }; | ||
|  | 
 | ||
|  |     template <typename Dummy> | ||
|  |     struct function_ptr_impl<1, Dummy> | ||
|  |     { | ||
|  |         template <typename RT, typename FP> | ||
|  |         struct impl | ||
|  |         { | ||
|  |             typedef RT result_type; | ||
|  | 
 | ||
|  |             impl(FP fp_) | ||
|  |                 : fp(fp_) {} | ||
|  | 
 | ||
|  |             template <typename A> | ||
|  |             RT operator()(A &a) const | ||
|  |             { | ||
|  |                 return fp(a); | ||
|  |             } | ||
|  | 
 | ||
|  |             FP fp; | ||
|  |         }; | ||
|  |     }; | ||
|  | 
 | ||
|  | #if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES) | ||
|  |     #include <boost/phoenix/bind/detail/cpp03/preprocessed/function_ptr.hpp> | ||
|  | #else | ||
|  | 
 | ||
|  | #if defined(__WAVE__) && defined (BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | ||
|  |     #pragma wave option(preserve: 2, line: 0, output: "preprocessed/function_ptr_" BOOST_PHOENIX_LIMIT_STR ".hpp") | ||
|  | #endif | ||
|  | 
 | ||
|  | /*============================================================================= | ||
|  |     Copyright (c) 2001-2007 Joel de Guzman | ||
|  | 
 | ||
|  |     Distributed under 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(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | ||
|  |     #pragma wave option(preserve: 1) | ||
|  | #endif | ||
|  | 
 | ||
|  | #define BOOST_PHOENIX_ITERATION_PARAMS                                          \ | ||
|  |     (3, (2, BOOST_PHOENIX_COMPOSITE_LIMIT,                                      \ | ||
|  |     <boost/phoenix/bind/detail/cpp03/function_ptr.hpp>)) | ||
|  | #include BOOST_PHOENIX_ITERATE() | ||
|  | 
 | ||
|  | #if defined(__WAVE__) && defined (BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | ||
|  |     #pragma wave option(output: null) | ||
|  | #endif | ||
|  | 
 | ||
|  | #endif | ||
|  | 
 | ||
|  | }}} // namespace boost::phoenix::detail | ||
|  | 
 | ||
|  | /////////////////////////////////////////////////////////////////////////////// | ||
|  | // | ||
|  | //  Preprocessor vertical repetition code | ||
|  | // | ||
|  | /////////////////////////////////////////////////////////////////////////////// | ||
|  | #else // defined(BOOST_PP_IS_ITERATING) | ||
|  | 
 | ||
|  |     template <typename Dummy> | ||
|  |     struct function_ptr_impl<BOOST_PHOENIX_ITERATION, Dummy> | ||
|  |     { | ||
|  |         template <typename RT, typename FP> | ||
|  |         struct impl | ||
|  |         { | ||
|  |             typedef RT result_type; | ||
|  | 
 | ||
|  |             impl(FP fp_) | ||
|  |                 : fp(fp_) {} | ||
|  | 
 | ||
|  |             template <BOOST_PHOENIX_typename_A> | ||
|  |             RT operator()(BOOST_PHOENIX_A_ref_a) const | ||
|  |             { | ||
|  |                 return fp(BOOST_PHOENIX_a); | ||
|  |             } | ||
|  | 
 | ||
|  |             FP fp; | ||
|  |         }; | ||
|  |     }; | ||
|  | 
 | ||
|  | #endif // defined(BOOST_PP_IS_ITERATING) |