67 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			67 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | /*============================================================================= | ||
|  |     Copyright (c) 2016 Kohei Takahashi | ||
|  | 
 | ||
|  |     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) | ||
|  | ==============================================================================*/ | ||
|  | 
 | ||
|  | #ifndef PHOENIX_BIND_BIND_FUNCTION_HPP | ||
|  | #define PHOENIX_BIND_BIND_FUNCTION_HPP | ||
|  | 
 | ||
|  | #include <boost/phoenix/core/limits.hpp> | ||
|  | 
 | ||
|  | #if defined(BOOST_PHOENIX_NO_VARIADIC_BIND) | ||
|  | # include <boost/phoenix/bind/detail/cpp03/bind_function.hpp> | ||
|  | #else | ||
|  | 
 | ||
|  | #include <boost/phoenix/core/expression.hpp> | ||
|  | #include <boost/phoenix/core/detail/function_eval.hpp> | ||
|  | 
 | ||
|  | namespace boost { namespace phoenix | ||
|  | { | ||
|  |     namespace detail | ||
|  |     { | ||
|  |         template <typename RT, typename FP> | ||
|  |         struct function_ptr | ||
|  |         { | ||
|  |             typedef RT result_type; | ||
|  | 
 | ||
|  |             function_ptr(FP fp_) | ||
|  |                 : fp(fp_) {} | ||
|  | 
 | ||
|  |             template <typename... A> | ||
|  |             result_type operator()(A&... a) const | ||
|  |             { | ||
|  |                 return fp(a...); | ||
|  |             } | ||
|  | 
 | ||
|  |             bool operator==(function_ptr const& rhs) const | ||
|  |             { | ||
|  |                 return fp == rhs.fp; | ||
|  |             } | ||
|  | 
 | ||
|  |             template <typename RhsRT, typename RhsFP> | ||
|  |             bool operator==(function_ptr<RhsRT, RhsFP> const& /*rhs*/) const | ||
|  |             { | ||
|  |                 return false; | ||
|  |             } | ||
|  | 
 | ||
|  |             FP fp; | ||
|  |         }; | ||
|  |     } // namespace boost::phoenix::detail | ||
|  | 
 | ||
|  |     template <typename RT, typename... T, typename... A> | ||
|  |     inline typename detail::expression::function_eval< | ||
|  |         detail::function_ptr<RT, RT (*)(T...)> | ||
|  |       , A... | ||
|  |     >::type const | ||
|  |     bind(RT (*f)(T...), A const&... a) | ||
|  |     { | ||
|  |         typedef detail::function_ptr<RT, RT (*)(T...)> fp_type; | ||
|  |         return detail::expression::function_eval<fp_type, A...>::make(fp_type(f), a...); | ||
|  |     } | ||
|  | }} // namespace boost::phoenix | ||
|  | 
 | ||
|  | #endif | ||
|  | #endif |