| /*============================================================================= |
| Copyright (c) 2006-2007 Tobias Schwinger |
| |
| 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). |
| ==============================================================================*/ |
| |
| #if !defined(BOOST_FUSION_FUNCTIONAL_ADAPTER_DETAIL_ACCESS_HPP_INCLUDED) |
| #define BOOST_FUSION_FUNCTIONAL_ADAPTER_DETAIL_ACCESS_HPP_INCLUDED |
| |
| namespace boost { namespace fusion { namespace detail |
| { |
| // const reference deduction for function templates that accept T const & |
| template <typename T> struct cref { typedef T const& type; }; |
| template <typename T> struct cref<T&> { typedef T const& type; }; |
| template <typename T> struct cref<T const> { typedef T const& type; }; |
| |
| // mutable reference deduction for function templates that accept T & |
| template <typename T> struct mref { typedef T & type; }; |
| template <typename T> struct mref<T&> { typedef T & type; }; |
| |
| // generic reference deduction for function templates that are overloaded |
| // to accept both T const & and T & |
| template <typename T> struct gref { typedef T const& type; }; |
| template <typename T> struct gref<T&> { typedef T & type; }; |
| template <typename T> struct gref<T const> { typedef T const& type; }; |
| |
| // appropriately qualified target function in const context |
| template <typename T> struct qf_c { typedef T const type; }; |
| template <typename T> struct qf_c<T const> { typedef T const type; }; |
| template <typename T> struct qf_c<T &> { typedef T type; }; |
| |
| // appropriately qualified target function in non-const context |
| template <typename T> struct qf { typedef T type; }; |
| template <typename T> struct qf<T const> { typedef T const type; }; |
| template <typename T> struct qf<T &> { typedef T type; }; |
| }}} |
| |
| #endif |
| |