Chris@16: // Copyright David Abrahams 2002.
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See
Chris@16: // accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: #ifndef VOID_PTR_DWA200239_HPP
Chris@16: # define VOID_PTR_DWA200239_HPP
Chris@16: 
Chris@16: # include <boost/type_traits/remove_cv.hpp>
Chris@16: 
Chris@16: namespace boost { namespace python { namespace detail { 
Chris@16: 
Chris@16: template <class U>
Chris@16: inline U& void_ptr_to_reference(void const volatile* p, U&(*)())
Chris@16: {
Chris@16:     return *(U*)p;
Chris@16: }
Chris@16: 
Chris@16: template <class T>
Chris@16: inline void write_void_ptr(void const volatile* storage, void* ptr, T*)
Chris@16: {
Chris@16:     *(T**)storage = (T*)ptr;
Chris@16: }
Chris@16: 
Chris@16: // writes U(ptr) into the storage
Chris@16: template <class U>
Chris@16: inline void write_void_ptr_reference(void const volatile* storage, void* ptr, U&(*)())
Chris@16: {
Chris@16:     // stripping CV qualification suppresses warnings on older EDGs
Chris@16:     typedef typename remove_cv<U>::type u_stripped; 
Chris@16:     write_void_ptr(storage, ptr, u_stripped(0));
Chris@16: }
Chris@16: 
Chris@16: }}} // namespace boost::python::detail
Chris@16: 
Chris@16: #endif // VOID_PTR_DWA200239_HPP