| // 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 VOID_PTR_DWA200239_HPP |
| # define VOID_PTR_DWA200239_HPP |
| |
| # include <boost/type_traits/remove_cv.hpp> |
| |
| namespace boost { namespace python { namespace detail { |
| |
| template <class U> |
| inline U& void_ptr_to_reference(void const volatile* p, U&(*)()) |
| { |
| return *(U*)p; |
| } |
| |
| template <class T> |
| inline void write_void_ptr(void const volatile* storage, void* ptr, T*) |
| { |
| *(T**)storage = (T*)ptr; |
| } |
| |
| // writes U(ptr) into the storage |
| template <class U> |
| inline void write_void_ptr_reference(void const volatile* storage, void* ptr, U&(*)()) |
| { |
| // stripping CV qualification suppresses warnings on older EDGs |
| typedef typename remove_cv<U>::type u_stripped; |
| write_void_ptr(storage, ptr, u_stripped(0)); |
| } |
| |
| }}} // namespace boost::python::detail |
| |
| #endif // VOID_PTR_DWA200239_HPP |