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// Copyright (C) 2009-2012 Lorenzo Caminiti
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// Distributed under the Boost Software License, Version 1.0
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// (see accompanying file LICENSE_1_0.txt or a copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Home at http://www.boost.org/libs/local_function
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#ifndef BOOST_LOCAL_FUNCTION_AUX_MEMBER_HPP_
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#define BOOST_LOCAL_FUNCTION_AUX_MEMBER_HPP_
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namespace boost { namespace local_function { namespace aux {
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// Metafunctions to manipulate data members.
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template<typename T> struct member_type {
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typedef T& reference;
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typedef T* pointer;
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};
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template<typename T> struct member_type<T*> {
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typedef T*& reference;
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typedef T* pointer;
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};
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template<typename T> struct member_type<T* const> {
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typedef T* const& reference;
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typedef T* pointer;
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};
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template<typename T> struct member_type<T const*> {
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typedef T const*& reference;
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typedef T const* pointer;
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};
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template<typename T> struct member_type<T const* const> {
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typedef T const* const& reference;
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typedef T const* pointer;
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};
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// NOTE: Do not add specializations for T const[&/*] (ambiguous on VACPP).
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template<typename T> T* member_addr(T& data) { return &data; }
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template<typename T> T* member_addr(T* data) { return data; }
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// NOTE: Do not add specializations for T const[&/*] (ambiguous on VACPP).
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template<typename T> T& member_deref(T& data) { return data; }
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template<typename T> T& member_deref(T* data) { return *data; }
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} } } // namespace
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#endif // #include guard
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