ceph/src/boost/libs/type_erasure/include/boost/type_erasure/static_binding.hpp

   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>
  24 struct static_binding {};
  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