| |
| // (C) Copyright Dave Abrahams, 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 NDNBOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED |
| #define NDNBOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED |
| |
| #include <ndnboost/type_traits/is_const.hpp> |
| #include <ndnboost/type_traits/broken_compiler_spec.hpp> |
| #include <ndnboost/type_traits/detail/cv_traits_impl.hpp> |
| #include <ndnboost/config.hpp> |
| #include <ndnboost/detail/workaround.hpp> |
| |
| #include <cstddef> |
| |
| #if NDNBOOST_WORKAROUND(NDNBOOST_MSVC,<=1300) |
| #include <ndnboost/type_traits/msvc/remove_volatile.hpp> |
| #endif |
| |
| // should be the last #include |
| #include <ndnboost/type_traits/detail/type_trait_def.hpp> |
| |
| namespace ndnboost { |
| |
| #ifndef NDNBOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
| |
| namespace detail { |
| |
| template <typename T, bool is_const> |
| struct remove_volatile_helper |
| { |
| typedef T type; |
| }; |
| |
| template <typename T> |
| struct remove_volatile_helper<T,true> |
| { |
| typedef T const type; |
| }; |
| |
| template <typename T> |
| struct remove_volatile_impl |
| { |
| typedef typename remove_volatile_helper< |
| typename cv_traits_imp<T*>::unqualified_type |
| , ::ndnboost::is_const<T>::value |
| >::type type; |
| }; |
| |
| // |
| // We can't filter out rvalue_references at the same level as |
| // references or we get ambiguities from msvc: |
| // |
| #ifndef NDNBOOST_NO_CXX11_RVALUE_REFERENCES |
| template <typename T> |
| struct remove_volatile_impl<T&&> |
| { |
| typedef T&& type; |
| }; |
| #endif |
| } // namespace detail |
| |
| // * convert a type T to a non-volatile type - remove_volatile<T> |
| |
| NDNBOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_volatile,T,typename ndnboost::detail::remove_volatile_impl<T>::type) |
| NDNBOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_volatile,T&,T&) |
| #if !defined(NDNBOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) |
| NDNBOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_volatile,T volatile[N],T type[N]) |
| NDNBOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_volatile,T const volatile[N],T const type[N]) |
| #endif |
| |
| #elif !NDNBOOST_WORKAROUND(NDNBOOST_MSVC,<=1300) |
| |
| NDNBOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_volatile,T,typename ndnboost::detail::remove_volatile_impl<T>::type) |
| |
| #endif // NDNBOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
| |
| } // namespace ndnboost |
| |
| #include <ndnboost/type_traits/detail/type_trait_undef.hpp> |
| |
| #endif // NDNBOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED |