#ifndef INDIRECT_REFERENCE_DWA200415_HPP

# define INDIRECT_REFERENCE_DWA200415_HPP



//

// Copyright David Abrahams 2004. Use, modification and distribution is

// subject to 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)

//

// typename indirect_reference<P>::type provides the type of *p.

//

// http://www.boost.org/libs/iterator/doc/pointee.html

//



# include <boost/detail/is_incrementable.hpp>

# include <boost/iterator/iterator_traits.hpp>

# include <boost/type_traits/remove_cv.hpp>

# include <boost/mpl/eval_if.hpp>

# include <boost/pointee.hpp>



namespace boost { 



namespace detail

{

  template <class P>

  struct smart_ptr_reference

  {

      typedef typename boost::pointee<P>::type& type;

  };

}



template <class P>

struct indirect_reference

  : mpl::eval_if<

        detail::is_incrementable<P>

      , iterator_reference<P>

      , detail::smart_ptr_reference<P>

    >

{

};

  

} // namespace boost



#endif // INDIRECT_REFERENCE_DWA200415_HPP

