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diff --git a/boost/geometry/algorithms/detail/distance/iterator_selector.hpp b/boost/geometry/algorithms/detail/distance/iterator_selector.hpp
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+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2014, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ALGORITHS_DETAIL_DISTANCE_ITERATOR_SELECTOR_HPP
+#define BOOST_GEOMETRY_ALGORITHS_DETAIL_DISTANCE_ITERATOR_SELECTOR_HPP
+
+#include <boost/geometry/core/tag.hpp>
+#include <boost/geometry/core/tags.hpp>
+
+#include <boost/geometry/iterators/point_iterator.hpp>
+#include <boost/geometry/iterators/segment_iterator.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail { namespace distance
+{
+
+
+// class to choose between point_iterator and segment_iterator
+template <typename Geometry, typename Tag = typename tag<Geometry>::type>
+struct iterator_selector
+{
+    typedef geometry::segment_iterator<Geometry> iterator_type;
+
+    static inline iterator_type begin(Geometry& geometry)
+    {
+        return segments_begin(geometry);
+    }
+
+    static inline iterator_type end(Geometry& geometry)
+    {
+        return segments_end(geometry);
+    }
+};
+
+template <typename MultiPoint>
+struct iterator_selector<MultiPoint, multi_point_tag>
+{
+    typedef geometry::point_iterator<MultiPoint> iterator_type;
+
+    static inline iterator_type begin(MultiPoint& multipoint)
+    {
+        return points_begin(multipoint);
+    }
+
+    static inline iterator_type end(MultiPoint& multipoint)
+    {
+        return points_end(multipoint);
+    }
+};
+
+
+}} // namespace detail::distance
+#endif // DOXYGEN_NO_DETAIL
+
+
+}} // namespace boost::geometry
+
+
+#endif // BOOST_GEOMETRY_ALGORITHS_DETAIL_DISTANCE_ITERATOR_SELECTOR_HPP