find_fn_imps.hpp revision 169691
1169691Skan// -*- C++ -*- 2169691Skan 3169691Skan// Copyright (C) 2005, 2006 Free Software Foundation, Inc. 4169691Skan// 5169691Skan// This file is part of the GNU ISO C++ Library. This library is free 6169691Skan// software; you can redistribute it and/or modify it under the terms 7169691Skan// of the GNU General Public License as published by the Free Software 8169691Skan// Foundation; either version 2, or (at your option) any later 9169691Skan// version. 10169691Skan 11169691Skan// This library is distributed in the hope that it will be useful, but 12169691Skan// WITHOUT ANY WARRANTY; without even the implied warranty of 13169691Skan// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14169691Skan// General Public License for more details. 15169691Skan 16169691Skan// You should have received a copy of the GNU General Public License 17169691Skan// along with this library; see the file COPYING. If not, write to 18169691Skan// the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 19169691Skan// MA 02111-1307, USA. 20169691Skan 21169691Skan// As a special exception, you may use this file as part of a free 22169691Skan// software library without restriction. Specifically, if other files 23169691Skan// instantiate templates or use macros or inline functions from this 24169691Skan// file, or you compile this file and link it with other files to 25169691Skan// produce an executable, this file does not by itself cause the 26169691Skan// resulting executable to be covered by the GNU General Public 27169691Skan// License. This exception does not however invalidate any other 28169691Skan// reasons why the executable file might be covered by the GNU General 29169691Skan// Public License. 30169691Skan 31169691Skan// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 32169691Skan 33169691Skan// Permission to use, copy, modify, sell, and distribute this software 34169691Skan// is hereby granted without fee, provided that the above copyright 35169691Skan// notice appears in all copies, and that both that copyright notice 36169691Skan// and this permission notice appear in supporting documentation. None 37169691Skan// of the above authors, nor IBM Haifa Research Laboratories, make any 38169691Skan// representation about the suitability of this software for any 39169691Skan// purpose. It is provided "as is" without express or implied 40169691Skan// warranty. 41169691Skan 42169691Skan/** 43169691Skan * @file find_fn_imps.hpp 44169691Skan * Contains an implementation class for a base of binomial heaps. 45169691Skan */ 46169691Skan 47169691SkanPB_DS_CLASS_T_DEC 48169691Skaninline typename PB_DS_CLASS_C_DEC::const_reference 49169691SkanPB_DS_CLASS_C_DEC:: 50169691Skantop() const 51169691Skan{ 52169691Skan _GLIBCXX_DEBUG_ONLY(assert_valid(false);) 53169691Skan _GLIBCXX_DEBUG_ASSERT(!base_type::empty()); 54169691Skan 55169691Skan if (m_p_max == NULL) 56169691Skan const_cast<PB_DS_CLASS_C_DEC* >(this)->find_max(); 57169691Skan 58169691Skan _GLIBCXX_DEBUG_ASSERT(m_p_max != NULL); 59169691Skan return m_p_max->m_value; 60169691Skan} 61169691Skan 62169691SkanPB_DS_CLASS_T_DEC 63169691Skanvoid 64169691SkanPB_DS_CLASS_C_DEC:: 65169691Skanfind_max() 66169691Skan{ 67169691Skan node_pointer p_cur = base_type::m_p_root; 68169691Skan 69169691Skan m_p_max = p_cur; 70169691Skan 71169691Skan while (p_cur != NULL) 72169691Skan { 73169691Skan if (Cmp_Fn::operator()(m_p_max->m_value, p_cur->m_value)) 74169691Skan m_p_max = p_cur; 75169691Skan 76169691Skan p_cur = p_cur->m_p_next_sibling; 77169691Skan } 78169691Skan} 79169691Skan 80