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#ifndef BOOST_MPL_AUX_UNWRAP_HPP_INCLUDED
#define BOOST_MPL_AUX_UNWRAP_HPP_INCLUDED
// Copyright Peter Dimov and Multi Media Ltd 2001, 2002
// Copyright David Abrahams 2001
//
// Distributed under 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/mpl for documentation.
// $Id: unwrap.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
// $Revision: 49267 $
#include <boost/ref.hpp>
namespace boost { namespace mpl { namespace aux {
template< typename F >
inline
F& unwrap(F& f, long)
{
return f;
}
template< typename F >
inline
F&
unwrap(reference_wrapper<F>& f, int)
{
return f;
}
template< typename F >
inline
F&
unwrap(reference_wrapper<F> const& f, int)
{
return f;
}
}}}
#endif // BOOST_MPL_AUX_UNWRAP_HPP_INCLUDED
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