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61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
// Copyright (C) 2006 Arkadiy Vertleyb
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_TYPEOF_NATIVE_HPP_INCLUDED
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#define BOOST_TYPEOF_NATIVE_HPP_INCLUDED
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#ifndef MSVC_TYPEOF_HACK
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#ifdef BOOST_NO_SFINAE
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namespace boost { namespace type_of {
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template<class T>
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T& ensure_obj(const T&);
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}}
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#else
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#include <boost/type_traits/is_function.hpp>
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#include <boost/utility/enable_if.hpp>
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namespace boost { namespace type_of {
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# ifdef BOOST_NO_SFINAE
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template<class T>
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T& ensure_obj(const T&);
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# else
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template<typename T>
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typename enable_if<is_function<T>, T&>::type
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ensure_obj(T&);
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template<typename T>
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typename disable_if<is_function<T>, T&>::type
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ensure_obj(const T&);
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# endif
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}}
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#endif//BOOST_NO_SFINAE
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#define BOOST_TYPEOF(expr) BOOST_TYPEOF_KEYWORD(boost::type_of::ensure_obj(expr))
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#define BOOST_TYPEOF_TPL BOOST_TYPEOF
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#define BOOST_TYPEOF_NESTED_TYPEDEF_TPL(name,expr) \
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struct name {\
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typedef BOOST_TYPEOF_TPL(expr) type;\
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};
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#define BOOST_TYPEOF_NESTED_TYPEDEF(name,expr) \
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struct name {\
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typedef BOOST_TYPEOF(expr) type;\
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};
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#endif//MSVC_TYPEOF_HACK
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#define BOOST_TYPEOF_REGISTER_TYPE(x)
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#define BOOST_TYPEOF_REGISTER_TEMPLATE(x, params)
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#endif//BOOST_TYPEOF_NATIVE_HPP_INCLUDED
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