Pull in some dependencies of Boost.Range.

boost/mpl/iterator_category.hpp

@@ -0,0 +1,35 @@
+
+#ifndef BOOST_MPL_ITERATOR_CATEGORY_HPP_INCLUDED
+#define BOOST_MPL_ITERATOR_CATEGORY_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2000-2004
+//
+// Distributed under 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)
+//
+// See http://www.boost.org/libs/mpl for documentation.
+
+// $Id$
+// $Date$
+// $Revision$
+
+#include <boost/mpl/aux_/na_spec.hpp>
+#include <boost/mpl/aux_/lambda_support.hpp>
+
+namespace boost {  namespace mpl {
+
+template<
+      typename BOOST_MPL_AUX_NA_PARAM(Iterator)
+    >
+struct iterator_category
+{
+    typedef typename Iterator::category type;
+    BOOST_MPL_AUX_LAMBDA_SUPPORT(1,iterator_category,(Iterator))
+};
+
+BOOST_MPL_AUX_NA_SPEC(1, iterator_category)
+
+}}
+
+#endif // BOOST_MPL_ITERATOR_CATEGORY_HPP_INCLUDED