151 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			151 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| /*==============================================================================
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|     Copyright (c) 2001-2010 Joel de Guzman
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|     Copyright (c) 2010 Eric Niebler
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|     Copyright (c) 2010-2011 Thomas Heller
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| 
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|     Distributed under the Boost Software License, Version 1.0. (See accompanying
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|     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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| ==============================================================================*/
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| #ifndef BOOST_PHOENIX_CORE_ARGUMENT_HPP
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| #define BOOST_PHOENIX_CORE_ARGUMENT_HPP
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| 
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| #include <boost/phoenix/core/limits.hpp>
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| #include <boost/phoenix/core/actor.hpp>
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| #include <boost/phoenix/core/expression.hpp>
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| #include <boost/phoenix/core/terminal.hpp>
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| #include <boost/mpl/int.hpp>
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| 
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| namespace boost { namespace phoenix
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| {
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|     ////////////////////////////////////////////////////////////////////////////
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|     //
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|     //  argument
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|     //
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|     //      function for evaluating argument placeholders like: _1
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|     //
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|     ////////////////////////////////////////////////////////////////////////////
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|     
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|     template <int I>
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|     struct argument
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|         //: mpl::int_<I>
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|     {
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|         typedef typename mpl::int_<I>::value_type value_type;
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|         static const value_type value = mpl::int_<I>::value;
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|         
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|         bool operator==(argument) const
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|         {
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|             return true;
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|         }
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|         
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|         template <int I2>
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|         bool operator==(argument<I2>) const
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|         {
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|             return false;
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|         }
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|     };
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| }}
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| 
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| namespace boost {
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|     template <int I>
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|     struct is_placeholder<phoenix::argument<I> >
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|         : mpl::int_<I>
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|     {};
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| }
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| 
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| namespace boost { namespace phoenix
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| {
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|     namespace expression
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|     {
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|         template <int I>
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|         struct argument
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|             : expression::terminal<phoenix::argument<I> >
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|         {
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|             typedef typename expression::terminal<phoenix::argument<I> >::type type;
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|             static const type make()
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|             {
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|                 type const e = {{{}}};
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|                 return e;
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|             }
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|         };
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|     }
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| 
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| #if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES)
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| 
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| #include <boost/phoenix/core/detail/cpp03/preprocessed/argument.hpp>
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| 
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| #else
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| 
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| #if !defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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| #include <boost/phoenix/core/detail/argument.hpp>
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| #else
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| 
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| #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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| #pragma wave option(preserve: 2, line: 0, output: "detail/cpp03/preprocessed/argument_predefined_" BOOST_PHOENIX_LIMIT_STR ".hpp")
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| #endif
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| /*==============================================================================
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|     Copyright (c) 2001-2010 Joel de Guzman
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|     Copyright (c) 2010-2011 Thomas Heller
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| 
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|     Distributed under the Boost Software License, Version 1.0. (See accompanying
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|     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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| ==============================================================================*/
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| 
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| #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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| #pragma wave option(preserve: 1)
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| #endif
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| 
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| #ifdef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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| #undef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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| #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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| #endif
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| 
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| #include <boost/phoenix/core/detail/argument.hpp>
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| 
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| #ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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| #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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| #undef BOOST_PHOENIX_NO_PREDEFINED_TERIMINALS_RESTORE
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| #endif
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| 
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| #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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| #pragma wave option(output: null)
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| #endif
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| 
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| #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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| #pragma wave option(preserve: 2, line: 0, output: "detail/cpp03/preprocessed/argument_no_predefined_" BOOST_PHOENIX_LIMIT_STR ".hpp")
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| #endif
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| /*==============================================================================
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|     Copyright (c) 2001-2010 Joel de Guzman
 | |
|     Copyright (c) 2010-2011 Thomas Heller
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| 
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|     Distributed under the Boost Software License, Version 1.0. (See accompanying
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|     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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| ==============================================================================*/
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| 
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| #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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| #pragma wave option(preserve: 1)
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| #endif
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| 
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| #ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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| #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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| #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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| #endif
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| 
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| #include <boost/phoenix/core/detail/argument.hpp>
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| 
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| #ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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| #undef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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| #undef BOOST_PHOENIX_NO_PREDEFINED_TERIMINALS_RESTORE
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| #endif
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| 
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| #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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| #pragma wave option(output: null)
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| #endif
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| 
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| #endif
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| 
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| #endif
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| 
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| }}
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| 
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| #endif
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