[ceph.git] / ceph / src / boost / boost / type_erasure / static_binding.hpp

// Boost.TypeErasure library
//
// Copyright 2011 Steven Watanabe
//
// 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)
//
// $Id$

#ifndef BOOST_TYPE_ERASURE_STATIC_BINDING_HPP_INCLUDED
#define BOOST_TYPE_ERASURE_STATIC_BINDING_HPP_INCLUDED

namespace boost {
namespace type_erasure {

/**
 * Represents a mapping from placeholders to the actual types
 * that they bind to.
 *
 * \pre @c Map must be an MPL map whose keys are placeholders.
 */
template<class Map>
struct static_binding { typedef Map map_type; };

/**
 * A convenience function to prevent constructor calls
 * from being parsed as function declarations.
 */
template<class Map>
static_binding<Map> make_binding() { return static_binding<Map>(); }

}
}

#endif
Commit	Line	Data
7c673cae FG	1	// Boost.TypeErasure library
	2	//
	3	// Copyright 2011 Steven Watanabe
	4	//
	5	// Distributed under the Boost Software License Version 1.0. (See
	6	// accompanying file LICENSE_1_0.txt or copy at
	7	// http://www.boost.org/LICENSE_1_0.txt)
	8	//
	9	// $Id$
	10
	11	#ifndef BOOST_TYPE_ERASURE_STATIC_BINDING_HPP_INCLUDED
	12	#define BOOST_TYPE_ERASURE_STATIC_BINDING_HPP_INCLUDED
	13
	14	namespace boost {
	15	namespace type_erasure {
	16
	17	/**
	18	* Represents a mapping from placeholders to the actual types
	19	* that they bind to.
	20	*
	21	* \pre @c Map must be an MPL map whose keys are placeholders.
	22	*/
	23	template<class Map>
11fdf7f2	24	struct static_binding { typedef Map map_type; };
7c673cae FG	25
	26	/**
	27	* A convenience function to prevent constructor calls
	28	* from being parsed as function declarations.
	29	*/
	30	template<class Map>
	31	static_binding<Map> make_binding() { return static_binding<Map>(); }
	32
	33	}
	34	}
	35
	36	#endif