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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2010 Monty Taylor
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
*
* Includes either std::unordered_map if we have it, or boost::unordered_map
* if we don't. Puts them into the drizzled namespace
*/
#ifndef DRIZZLED_UNORDERED_MAP_H
#define DRIZZLED_UNORDERED_MAP_H
#ifdef HAVE_STD_UNORDERED_MAP
# include <unordered_map>
#else
# ifdef HAVE_TR1_UNORDERED_MAP
# include <tr1/unordered_map>
# else
# ifdef HAVE_BOOST_UNORDERED_MAP
# include <boost/unordered_map.hpp>
# else
# include <map>
# include <functional>
# endif
# endif
#endif
namespace drizzled {
#ifdef HAVE_STD_UNORDERED_MAP
using std::unordered_map;
using std::hash;
#else
# ifdef HAVE_TR1_UNORDERED_MAP
using std::tr1::unordered_map;
using std::tr1::hash;
# else
# ifdef HAVE_BOOST_UNORDERED_MAP
using boost::unordered_map;
using boost::hash;
# else
template <typename Key, typename Data,
typename HashFcn = std::less<Key>,
typename EqualKey = int >
class unordered_map :
public std::map<Key, Data, HashFcn>
{
public:
void rehash(size_t)
{ }
};
# endif /* HAVE_BOOST_UNORDERED_MAP else */
# endif /* HAVE_TR1_UNORDERED_MAP else */
#endif /* HAVE_STD_UNORDERED_MAP else */
} /* namespace drizzled */
#endif /* DRIZZLED_UNORDERED_MAP_H */
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