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43 lines
1.0 KiB
43 lines
1.0 KiB
#ifndef INDIRECT_REFERENCE_DWA200415_HPP |
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# define INDIRECT_REFERENCE_DWA200415_HPP |
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// |
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// Copyright David Abrahams 2004. Use, modification and distribution is |
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// subject to 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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// typename indirect_reference<P>::type provides the type of *p. |
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// |
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// http://www.boost.org/libs/iterator/doc/pointee.html |
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// |
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# include <boost/detail/is_incrementable.hpp> |
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# include <boost/iterator/iterator_traits.hpp> |
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# include <boost/type_traits/remove_cv.hpp> |
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# include <boost/mpl/eval_if.hpp> |
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# include <boost/pointee.hpp> |
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namespace boost { |
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namespace detail |
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{ |
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template <class P> |
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struct smart_ptr_reference |
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{ |
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typedef typename boost::pointee<P>::type& type; |
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}; |
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} |
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template <class P> |
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struct indirect_reference |
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: mpl::eval_if< |
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detail::is_incrementable<P> |
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, iterator_reference<P> |
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, detail::smart_ptr_reference<P> |
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> |
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{ |
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}; |
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} // namespace boost |
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#endif // INDIRECT_REFERENCE_DWA200415_HPP
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