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- // Copyright (C) 2009-2012 Lorenzo Caminiti
- // Distributed under the Boost Software License, Version 1.0
- // (see accompanying file LICENSE_1_0.txt or a copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- // Home at http://www.boost.org/libs/local_function
- #ifndef BOOST_LOCAL_FUNCTION_AUX_ADD_POINTED_CONST_HPP_
- #define BOOST_LOCAL_FUNCTION_AUX_ADD_POINTED_CONST_HPP_
- namespace boost { namespace local_function { namespace aux {
- // Metafunction to add const to pointed type `T` (i.e. converts
- // `T* [const]` to `T const* [const]`). `boost::add_const<>` cannot be used
- // instead because only adds outer const.
- template<typename T> struct add_pointed_const { typedef T type; };
- template<typename T> struct add_pointed_const<T*> { typedef T const* type; };
- template<typename T> struct add_pointed_const<T const*>
- { typedef T const* type; };
- template<typename T> struct add_pointed_const<T* const>
- { typedef T const* const type; };
- template<typename T> struct add_pointed_const<T const* const>
- { typedef T const* const type; };
- } } } // namespace
- #endif //#include guard
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