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  1. // -*- C++ -*-
  2.  
  3. // Copyright (C) 2005-2013 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 cc_hash_table_map_/entry_list_fn_imps.hpp
  38.  * Contains implementations of cc_ht_map_'s entry-list related functions.
  39.  */
  40.  
  41. PB_DS_CLASS_T_DEC
  42. void
  43. PB_DS_CLASS_C_DEC::
  44. deallocate_links_in_list(entry_pointer p_e)
  45. {
  46.   while (p_e != 0)
  47.     {
  48.       entry_pointer p_dealloc_e = p_e;
  49.       p_e = p_e->m_p_next;
  50.       s_entry_allocator.deallocate(p_dealloc_e, 1);
  51.     }
  52. }
  53.  
  54. PB_DS_CLASS_T_DEC
  55. inline typename PB_DS_CLASS_C_DEC::entry_pointer
  56. PB_DS_CLASS_C_DEC::
  57. get_entry(const_reference r_val, true_type)
  58. {
  59.   // Following line might throw an exception.
  60.   entry_pointer p_e = s_entry_allocator.allocate(1);
  61.  
  62.   // Following lines* cannot* throw an exception.
  63.   new (&p_e->m_value) value_type(r_val);
  64.   return p_e;
  65. }
  66.  
  67. PB_DS_CLASS_T_DEC
  68. inline typename PB_DS_CLASS_C_DEC::entry_pointer
  69. PB_DS_CLASS_C_DEC::
  70. get_entry(const_reference r_val, false_type)
  71. {
  72.   // Following line might throw an exception.
  73.   entry_pointer p_e = s_entry_allocator.allocate(1);
  74.   cond_dealtor_t cond(p_e);
  75.  
  76.   // Following lines might throw an exception.
  77.   new (&p_e->m_value) value_type(r_val);
  78.   cond.set_no_action();
  79.   return p_e;
  80. }
  81.  
  82. PB_DS_CLASS_T_DEC
  83. inline void
  84. PB_DS_CLASS_C_DEC::
  85. rels_entry(entry_pointer p_e)
  86. {
  87.   // The following lines cannot throw exceptions (unless if key-data dtors do).
  88.   p_e->m_value.~value_type();
  89.   s_entry_allocator.deallocate(p_e, 1);
  90. }
  91.  
  92.