Incomplete work for using Boost.Polygon to compute medial axis

xs/src/boost/mpl/aux_/config/nttp.hpp

@@ -0,0 +1,41 @@
+
+#ifndef BOOST_MPL_AUX_CONFIG_NTTP_HPP_INCLUDED
+#define BOOST_MPL_AUX_CONFIG_NTTP_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2001-2004
+//
+// 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: nttp.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
+// $Revision: 49267 $
+
+#include <boost/mpl/aux_/config/msvc.hpp>
+#include <boost/mpl/aux_/config/workaround.hpp>
+
+// MSVC 6.5 ICE-s on the code as simple as this (see "aux_/nttp_decl.hpp"
+// for a workaround):
+//
+//    namespace std {
+//    template< typename Char > struct string;
+//    }
+//
+//    void foo(std::string<char>);
+//
+//    namespace boost { namespace mpl {
+//    template< int > struct arg;
+//    }}
+
+#if    !defined(BOOST_MPL_CFG_NTTP_BUG) \
+    && !defined(BOOST_MPL_PREPROCESSING_MODE) \
+    && BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+
+#   define BOOST_MPL_CFG_NTTP_BUG
+
+#endif
+
+#endif // BOOST_MPL_AUX_CONFIG_NTTP_HPP_INCLUDED