Added boost header

test/external/boost/units/make_scaled_unit.hpp

@@ -0,0 +1,60 @@
+// Boost.Units - A C++ library for zero-overhead dimensional analysis and 
+// unit/quantity manipulation and conversion
+//
+// Copyright (C) 2003-2008 Matthias Christian Schabel
+// Copyright (C) 2007-2008 Steven Watanabe
+//
+// 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)
+
+#ifndef BOOST_UNITS_MAKE_SCALED_UNIT_HPP_INCLUDED
+#define BOOST_UNITS_MAKE_SCALED_UNIT_HPP_INCLUDED
+
+#include <boost/units/units_fwd.hpp>
+#include <boost/units/heterogeneous_system.hpp>
+#include <boost/units/unit.hpp>
+
+namespace boost {
+namespace units {
+
+template<class Unit, class Scale>
+struct make_scaled_unit {
+    typedef typename make_scaled_unit<typename reduce_unit<Unit>::type, Scale>::type type;
+};
+
+template<class Dimension, class UnitList, class OldScale, class Scale>
+struct make_scaled_unit<unit<Dimension, heterogeneous_system<heterogeneous_system_impl<UnitList, Dimension, OldScale> > >, Scale> {
+    typedef unit<
+        Dimension,
+        heterogeneous_system<
+            heterogeneous_system_impl<
+                UnitList,
+                Dimension,
+                typename mpl::times<
+                    OldScale,
+                    list<scale_list_dim<Scale>, dimensionless_type>
+                >::type
+            >
+        >
+    > type;
+};
+
+template<class Dimension, class UnitList, class OldScale, long Base>
+struct make_scaled_unit<unit<Dimension, heterogeneous_system<heterogeneous_system_impl<UnitList, Dimension, OldScale> > >, scale<Base, static_rational<0> > > {
+    typedef unit<
+        Dimension,
+        heterogeneous_system<
+            heterogeneous_system_impl<
+                UnitList,
+                Dimension,
+                OldScale
+            >
+        >
+    > type;
+};
+
+}
+}
+
+#endif