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/*=============================================================================
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
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