32 lines
		
	
	
		
			665 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			32 lines
		
	
	
		
			665 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | #ifndef BOOST_IS_PLACEHOLDER_HPP_INCLUDED | ||
|  | #define BOOST_IS_PLACEHOLDER_HPP_INCLUDED | ||
|  | 
 | ||
|  | // MS compatible compilers support #pragma once | ||
|  | 
 | ||
|  | #if defined( _MSC_VER ) && ( _MSC_VER >= 1020 ) | ||
|  | # pragma once | ||
|  | #endif | ||
|  | 
 | ||
|  | 
 | ||
|  | //  is_placeholder.hpp - TR1 is_placeholder metafunction | ||
|  | // | ||
|  | //  Copyright (c) 2006 Peter Dimov | ||
|  | // | ||
|  | //  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 | ||
|  | 
 | ||
|  | 
 | ||
|  | namespace boost | ||
|  | { | ||
|  | 
 | ||
|  | template< class T > struct is_placeholder | ||
|  | { | ||
|  |     enum _vt { value = 0 }; | ||
|  | }; | ||
|  | 
 | ||
|  | } // namespace boost | ||
|  | 
 | ||
|  | #endif // #ifndef BOOST_IS_PLACEHOLDER_HPP_INCLUDED |