add boost on mac

macx64/include/boost/geometry/algorithms/dispatch/is_valid.hpp

@@ -0,0 +1,44 @@
+// 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_ALGORITHMS_DISPATCH_IS_VALID_HPP
+#define BOOST_GEOMETRY_ALGORITHMS_DISPATCH_IS_VALID_HPP
+
+#include <boost/geometry/core/tag.hpp>
+
+#include <boost/geometry/algorithms/not_implemented.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+#ifndef DOXYGEN_NO_DISPATCH
+namespace dispatch
+{
+
+
+template
+<
+    typename Geometry,
+    typename Tag = typename tag<Geometry>::type,
+    // for multi-geometries: determines if empty multi-geometries are allowed
+    bool AllowEmptyMultiGeometries = true
+>
+struct is_valid
+    : not_implemented<Geometry>
+{};
+
+
+} // namespace dispatch
+#endif // DOXYGEN_NO_DISPATCH
+
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_ALGORITHMS_DISPATCH_IS_VALID_HPP