| #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 |