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// (C) Copyright Ion Gaztanaga 2008
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
// See for documentation.


#if defined(_MSC_VER)
#  pragma once

#include <boost/intrusive/detail/config_begin.hpp>
#include <boost/intrusive/intrusive_fwd.hpp>

#include <functional>

namespace boost {
namespace intrusive {

template <class T>
struct priority_compare
   //Compatibility with std::binary_function
   typedef T      first_argument_type;
   typedef T      second_argument_type;
   typedef bool   result_type;

   bool operator()(const T &val, const T &val2) const
      return priority_order(val, val2);

/// @cond

template<class Less, class T>
struct get_prio
   typedef Less type;

template<class T>
struct get_prio<void, T>
   typedef ::boost::intrusive::priority_compare<T> type;

/// @endcond

} //namespace intrusive 
} //namespace boost 

#include <boost/intrusive/detail/config_end.hpp>