1 // -*- C++ -*- 2 3 // Copyright (C) 2005, 2006, 2009, 2010 Free Software Foundation, Inc. 4 // 5 // This file is part of the GNU ISO C++ Library. This library is free 6 // software; you can redistribute it and/or modify it under the terms 7 // of the GNU General Public License as published by the Free Software 8 // Foundation; either version 3, or (at your option) any later 9 // version. 10 11 // This library is distributed in the hope that it will be useful, but 12 // WITHOUT ANY WARRANTY; without even the implied warranty of 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 // General Public License for more details. 15 16 // Under Section 7 of GPL version 3, you are granted additional 17 // permissions described in the GCC Runtime Library Exception, version 18 // 3.1, as published by the Free Software Foundation. 19 20 // You should have received a copy of the GNU General Public License and 21 // a copy of the GCC Runtime Library Exception along with this program; 22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23 // <http://www.gnu.org/licenses/>. 24 25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 26 27 // Permission to use, copy, modify, sell, and distribute this software 28 // is hereby granted without fee, provided that the above copyright 29 // notice appears in all copies, and that both that copyright notice 30 // and this permission notice appear in supporting documentation. None 31 // of the above authors, nor IBM Haifa Research Laboratories, make any 32 // representation about the suitability of this software for any 33 // purpose. It is provided "as is" without express or implied 34 // warranty. 35 36 /** 37 * @file iterators_fn_imps.hpp 38 * Contains an implementation class for left_child_next_sibling_heap_. 39 */ 40 41 PB_DS_CLASS_T_DEC 42 inline typename PB_DS_CLASS_C_DEC::iterator 43 PB_DS_CLASS_C_DEC:: 44 begin() 45 { 46 node_pointer p_nd = m_p_root; 47 48 if (p_nd == 0) 49 return (iterator(0)); 50 51 while (p_nd->m_p_l_child != 0) 52 p_nd = p_nd->m_p_l_child; 53 54 return (iterator(p_nd)); 55 } 56 57 PB_DS_CLASS_T_DEC 58 inline typename PB_DS_CLASS_C_DEC::const_iterator 59 PB_DS_CLASS_C_DEC:: 60 begin() const 61 { 62 node_pointer p_nd = m_p_root; 63 64 if (p_nd == 0) 65 return (const_iterator(0)); 66 67 while (p_nd->m_p_l_child != 0) 68 p_nd = p_nd->m_p_l_child; 69 70 return (const_iterator(p_nd)); 71 } 72 73 PB_DS_CLASS_T_DEC 74 inline typename PB_DS_CLASS_C_DEC::iterator 75 PB_DS_CLASS_C_DEC:: 76 end() 77 { 78 return (iterator(0)); 79 } 80 81 PB_DS_CLASS_T_DEC 82 inline typename PB_DS_CLASS_C_DEC::const_iterator 83 PB_DS_CLASS_C_DEC:: 84 end() const 85 { 86 return (const_iterator(0)); 87 } 88 89