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+// Copyright David Abrahams 2002.
+// 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 POINTER_TYPE_ID_DWA2002222_HPP
+# define POINTER_TYPE_ID_DWA2002222_HPP
+
+# include <boost/python/type_id.hpp>
+# include <boost/type_traits/composite_traits.hpp>
+
+namespace boost { namespace python { namespace converter { 
+
+namespace detail
+{
+  template <bool is_ref = false>
+  struct pointer_typeid_select
+  {
+      template <class T>
+      static inline type_info execute(T*(*)() = 0)
+      {
+          return type_id<T>();
+      }
+  };
+
+  template <>
+  struct pointer_typeid_select<true>
+  {
+      template <class T>
+      static inline type_info execute(T* const volatile&(*)() = 0)
+      {
+          return type_id<T>();
+      }
+    
+      template <class T>
+      static inline type_info execute(T*volatile&(*)() = 0)
+      {
+          return type_id<T>();
+      }
+    
+      template <class T>
+      static inline type_info execute(T*const&(*)() = 0)
+      {
+          return type_id<T>();
+      }
+
+      template <class T>
+      static inline type_info execute(T*&(*)() = 0)
+      {
+          return type_id<T>();
+      }
+  };
+}
+
+// Usage: pointer_type_id<T>()
+//
+// Returns a type_info associated with the type pointed
+// to by T, which may be a pointer or a reference to a pointer.
+template <class T>
+type_info pointer_type_id(T(*)() = 0)
+{
+    return detail::pointer_typeid_select<
+          is_reference<T>::value
+        >::execute((T(*)())0);
+}
+
+}}} // namespace boost::python::converter
+
+#endif // POINTER_TYPE_ID_DWA2002222_HPP