Pull in some dependencies of Boost.Range.

boost/mpl/empty_sequence.hpp

@@ -0,0 +1,42 @@
+
+#ifndef BOOST_MPL_EMPTY_SEQUENCE_HPP_INCLUDED
+#define BOOST_MPL_EMPTY_SEQUENCE_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2004
+// Copyright Alexander Nasonov 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/size_fwd.hpp>
+#include <boost/mpl/int.hpp>
+#include <boost/mpl/iterator_tags.hpp>
+
+namespace boost { namespace mpl {
+
+struct empty_sequence
+{
+    struct tag; 
+    struct begin { typedef random_access_iterator_tag category; };    
+    typedef begin end;
+};
+
+template<>
+struct size_impl<empty_sequence::tag>
+{
+    template< typename Sequence > struct apply
+        : int_<0>
+    {
+    };
+};
+
+}}
+
+#endif // #ifndef BOOST_MPL_EMPTY_SEQUENCE_HPP_INCLUDED