| |
| // (C) Copyright John Maddock 2005. |
| // 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_RANK_HPP_INCLUDED |
| #define BOOST_TT_RANK_HPP_INCLUDED |
| |
| #include <cstddef> // size_t |
| #include <boost/type_traits/integral_constant.hpp> |
| |
| namespace boost { |
| |
| #if !defined( __CODEGEARC__ ) |
| |
| namespace detail{ |
| |
| template <class T, std::size_t N> |
| struct rank_imp |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = N); |
| }; |
| #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) |
| template <class T, std::size_t R, std::size_t N> |
| struct rank_imp<T[R], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| |
| template <class T, std::size_t R, std::size_t N> |
| struct rank_imp<T const[R], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| |
| template <class T, std::size_t R, std::size_t N> |
| struct rank_imp<T volatile[R], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| |
| template <class T, std::size_t R, std::size_t N> |
| struct rank_imp<T const volatile[R], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| |
| #if !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(__IBMCPP__) && !BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x840)) |
| template <class T, std::size_t N> |
| struct rank_imp<T[], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| template <class T, std::size_t N> |
| struct rank_imp<T const[], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| template <class T, std::size_t N> |
| struct rank_imp<T volatile[], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| template <class T, std::size_t N> |
| struct rank_imp<T const volatile[], N> |
| { |
| BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); |
| }; |
| #endif |
| #endif |
| } |
| |
| #endif // !defined( __CODEGEARC__ ) |
| |
| #if defined( __CODEGEARC__ ) |
| template <class T> struct rank : public integral_constant<std::size_t, __array_rank(T)>{}; |
| #else |
| template <class T> struct rank : public integral_constant<std::size_t, (::boost::detail::rank_imp<T, 0>::value)>{}; |
| #endif |
| |
| } // namespace boost |
| |
| #endif // BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED |