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  1. // -*- C++ -*-
  2.  
  3. // Copyright (C) 2005-2015 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 left_child_next_sibling_heap_/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.