iterators_fn_imps.hpp revision 256281
1// -*- C++ -*- 2 3// Copyright (C) 2005, 2006 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 2, 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// You should have received a copy of the GNU General Public License 17// along with this library; see the file COPYING. If not, write to 18// the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 19// MA 02111-1307, USA. 20 21// As a special exception, you may use this file as part of a free 22// software library without restriction. Specifically, if other files 23// instantiate templates or use macros or inline functions from this 24// file, or you compile this file and link it with other files to 25// produce an executable, this file does not by itself cause the 26// resulting executable to be covered by the GNU General Public 27// License. This exception does not however invalidate any other 28// reasons why the executable file might be covered by the GNU General 29// Public License. 30 31// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 32 33// Permission to use, copy, modify, sell, and distribute this software 34// is hereby granted without fee, provided that the above copyright 35// notice appears in all copies, and that both that copyright notice 36// and this permission notice appear in supporting documentation. None 37// of the above authors, nor IBM Haifa Research Laboratories, make any 38// representation about the suitability of this software for any 39// purpose. It is provided "as is" without express or implied 40// warranty. 41 42/** 43 * @file iterators_fn_imps.hpp 44 * Contains an implementation class for left_child_next_sibling_heap_. 45 */ 46 47PB_DS_CLASS_T_DEC 48inline typename PB_DS_CLASS_C_DEC::iterator 49PB_DS_CLASS_C_DEC:: 50begin() 51{ 52 node_pointer p_nd = m_p_root; 53 54 if (p_nd == NULL) 55 return (iterator(NULL)); 56 57 while (p_nd->m_p_l_child != NULL) 58 p_nd = p_nd->m_p_l_child; 59 60 return (iterator(p_nd)); 61} 62 63PB_DS_CLASS_T_DEC 64inline typename PB_DS_CLASS_C_DEC::const_iterator 65PB_DS_CLASS_C_DEC:: 66begin() const 67{ 68 node_pointer p_nd = m_p_root; 69 70 if (p_nd == NULL) 71 return (const_iterator(NULL)); 72 73 while (p_nd->m_p_l_child != NULL) 74 p_nd = p_nd->m_p_l_child; 75 76 return (const_iterator(p_nd)); 77} 78 79PB_DS_CLASS_T_DEC 80inline typename PB_DS_CLASS_C_DEC::iterator 81PB_DS_CLASS_C_DEC:: 82end() 83{ 84 return (iterator(NULL)); 85} 86 87PB_DS_CLASS_T_DEC 88inline typename PB_DS_CLASS_C_DEC::const_iterator 89PB_DS_CLASS_C_DEC:: 90end() const 91{ 92 return (const_iterator(NULL)); 93} 94 95