| |
| // (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000. |
| // Use, modification and distribution are subject to 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). |
| // |
| // See http://www.boost.org/libs/type_traits for most recent version including documentation. |
| |
| #ifndef BOOST_TT_ADD_POINTER_HPP_INCLUDED |
| #define BOOST_TT_ADD_POINTER_HPP_INCLUDED |
| |
| #include <ndnboost/type_traits/remove_reference.hpp> |
| |
| // should be the last #include |
| #include <ndnboost/type_traits/detail/type_trait_def.hpp> |
| |
| namespace ndnboost { |
| |
| namespace detail { |
| |
| #if defined(__BORLANDC__) && (__BORLANDC__ < 0x5A0) |
| // |
| // For some reason this implementation stops Borlands compiler |
| // from dropping cv-qualifiers, it still fails with references |
| // to arrays for some reason though (shrug...) (JM 20021104) |
| // |
| template <typename T> |
| struct add_pointer_impl |
| { |
| typedef T* type; |
| }; |
| template <typename T> |
| struct add_pointer_impl<T&> |
| { |
| typedef T* type; |
| }; |
| template <typename T> |
| struct add_pointer_impl<T&const> |
| { |
| typedef T* type; |
| }; |
| template <typename T> |
| struct add_pointer_impl<T&volatile> |
| { |
| typedef T* type; |
| }; |
| template <typename T> |
| struct add_pointer_impl<T&const volatile> |
| { |
| typedef T* type; |
| }; |
| |
| #else |
| |
| template <typename T> |
| struct add_pointer_impl |
| { |
| typedef typename remove_reference<T>::type no_ref_type; |
| typedef no_ref_type* type; |
| }; |
| |
| #endif |
| |
| } // namespace detail |
| |
| BOOST_TT_AUX_TYPE_TRAIT_DEF1(add_pointer,T,typename ndnboost::detail::add_pointer_impl<T>::type) |
| |
| } // namespace ndnboost |
| |
| #include <ndnboost/type_traits/detail/type_trait_undef.hpp> |
| |
| #endif // BOOST_TT_ADD_POINTER_HPP_INCLUDED |