| // 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 |