Jeff Thompson | a28eed8 | 2013-08-22 16:21:10 -0700 | [diff] [blame] | 1 | |
| 2 | // (C) Copyright Rani Sharoni 2003-2005. |
| 3 | // Use, modification and distribution are subject to the Boost Software License, |
| 4 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| 5 | // http://www.boost.org/LICENSE_1_0.txt). |
| 6 | // |
| 7 | // See http://www.boost.org/libs/type_traits for most recent version including documentation. |
| 8 | |
| 9 | #ifndef BOOST_TT_IS_BASE_OF_HPP_INCLUDED |
| 10 | #define BOOST_TT_IS_BASE_OF_HPP_INCLUDED |
| 11 | |
| 12 | #include <ndnboost/type_traits/is_base_and_derived.hpp> |
| 13 | #include <ndnboost/type_traits/is_same.hpp> |
| 14 | #include <ndnboost/type_traits/is_class.hpp> |
| 15 | #include <ndnboost/type_traits/detail/ice_or.hpp> |
| 16 | #include <ndnboost/type_traits/detail/ice_and.hpp> |
| 17 | |
| 18 | // should be the last #include |
| 19 | #include <ndnboost/type_traits/detail/bool_trait_def.hpp> |
| 20 | |
| 21 | namespace ndnboost { |
| 22 | |
| 23 | namespace detail{ |
| 24 | template <class B, class D> |
| 25 | struct is_base_of_imp |
| 26 | { |
| 27 | typedef typename remove_cv<B>::type ncvB; |
| 28 | typedef typename remove_cv<D>::type ncvD; |
| 29 | BOOST_STATIC_CONSTANT(bool, value = (::ndnboost::type_traits::ice_or< |
| 30 | (::ndnboost::detail::is_base_and_derived_impl<ncvB,ncvD>::value), |
| 31 | (::ndnboost::type_traits::ice_and< ::ndnboost::is_same<ncvB,ncvD>::value, ::ndnboost::is_class<ncvB>::value>::value)>::value)); |
| 32 | }; |
| 33 | } |
| 34 | |
| 35 | BOOST_TT_AUX_BOOL_TRAIT_DEF2( |
| 36 | is_base_of |
| 37 | , Base |
| 38 | , Derived |
| 39 | , (::ndnboost::detail::is_base_of_imp<Base, Derived>::value)) |
| 40 | |
| 41 | #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
| 42 | BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC2_2(typename Base,typename Derived,is_base_of,Base&,Derived,false) |
| 43 | BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC2_2(typename Base,typename Derived,is_base_of,Base,Derived&,false) |
| 44 | BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC2_2(typename Base,typename Derived,is_base_of,Base&,Derived&,false) |
| 45 | #endif |
| 46 | |
| 47 | } // namespace ndnboost |
| 48 | |
| 49 | #include <ndnboost/type_traits/detail/bool_trait_undef.hpp> |
| 50 | |
| 51 | #endif // BOOST_TT_IS_BASE_AND_DERIVED_HPP_INCLUDED |