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// -*- C++ -*-
// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library 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; either version 3, or (at your option) any later
// version.
// This library 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.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice
// and this permission notice appear in supporting documentation. None
// of the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied
// warranty.
/**
* @file head.hpp
* Contains a leaf for a patricia tree.
*/
#ifndef PB_DS_PAT_TRIE_IHEAD_HPP
#define PB_DS_PAT_TRIE_IHEAD_HPP
#include <ext/pb_ds/detail/pat_trie_/node_base.hpp>
#include <debug/debug.h>
namespace __gnu_pbds
{
namespace detail
{
#define PB_DS_CLASS_T_DEC \
template<typename Type_Traits, typename E_Access_Traits, \
typename Metadata, typename Allocator>
#define PB_DS_CLASS_C_DEC \
pat_trie_head<Type_Traits, E_Access_Traits, Metadata, Allocator>
#define PB_DS_BASE_C_DEC \
pat_trie_node_base<Type_Traits, E_Access_Traits, Metadata, Allocator>
template<typename Type_Traits,
typename E_Access_Traits,
typename Metadata,
typename Allocator>
struct pat_trie_head : public PB_DS_BASE_C_DEC
{
private:
typedef E_Access_Traits e_access_traits;
typedef
typename Allocator::template rebind<
e_access_traits>::other::const_pointer
const_e_access_traits_pointer;
typedef
typename Allocator::template rebind<
PB_DS_BASE_C_DEC>::other::pointer
node_pointer;
#ifdef _GLIBCXX_DEBUG
typedef
typename PB_DS_BASE_C_DEC::subtree_debug_info
subtree_debug_info;
#endif
public:
pat_trie_head();
#ifdef _GLIBCXX_DEBUG
virtual subtree_debug_info
assert_valid_imp(const_e_access_traits_pointer p_traits) const;
#endif
public:
node_pointer m_p_min;
node_pointer m_p_max;
};
PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
pat_trie_head() : PB_DS_BASE_C_DEC(pat_trie_head_node_type)
{ }
#ifdef _GLIBCXX_DEBUG
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::subtree_debug_info
PB_DS_CLASS_C_DEC::
assert_valid_imp(const_e_access_traits_pointer /*p_traits*/) const
{
_GLIBCXX_DEBUG_ASSERT(false);
return subtree_debug_info();
}
#endif
#undef PB_DS_CLASS_T_DEC
#undef PB_DS_CLASS_C_DEC
#undef PB_DS_BASE_C_DEC
} // namespace detail
} // namespace __gnu_pbds
#endif
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