Added boost header

test/external/boost/python/detail/unwrap_wrapper.hpp

@@ -0,0 +1,34 @@
+// Copyright David Abrahams 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)
+#ifndef UNWRAP_WRAPPER_DWA2004723_HPP
+# define UNWRAP_WRAPPER_DWA2004723_HPP
+
+# include <boost/python/detail/prefix.hpp>
+# include <boost/python/detail/is_wrapper.hpp>
+# include <boost/mpl/eval_if.hpp>
+# include <boost/mpl/identity.hpp>
+
+namespace boost { namespace python { namespace detail { 
+
+template <class T>
+struct unwrap_wrapper_helper
+{
+    typedef typename T::_wrapper_wrapped_type_ type;
+};
+
+template <class T>
+struct unwrap_wrapper_
+  : mpl::eval_if<is_wrapper<T>,unwrap_wrapper_helper<T>,mpl::identity<T> >
+{};
+
+template <class T>
+typename unwrap_wrapper_<T>::type*
+unwrap_wrapper(T*)
+{
+    return 0;
+}
+
+}}} // namespace boost::python::detail
+
+#endif // UNWRAP_WRAPPER_DWA2004723_HPP