safe_unordered_container.tcc revision 1.1.1.3 
1// Safe container implementation  -*- C++ -*-
2
3// Copyright (C) 2011-2016 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
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU 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/** @file debug/safe_unordered_container.tcc
26 *  This file is a GNU debug extension to the Standard C++ Library.
27 */
28
29#ifndef _GLIBCXX_DEBUG_SAFE_UNORDERED_CONTAINER_TCC
30#define _GLIBCXX_DEBUG_SAFE_UNORDERED_CONTAINER_TCC 1
31
32namespace __gnu_debug
33{
34  template<typename _Container>
35    template<typename _Predicate>
36      void
37      _Safe_unordered_container<_Container>::
38      _M_invalidate_if(_Predicate __pred)
39      {
40	typedef typename _Container::iterator iterator;
41	typedef typename _Container::const_iterator const_iterator;
42
43	__gnu_cxx::__scoped_lock sentry(this->_M_get_mutex());
44	for (_Safe_iterator_base* __iter = _M_iterators; __iter;)
45	  {
46	    iterator* __victim = static_cast<iterator*>(__iter);
47	    __iter = __iter->_M_next;
48	    if (!__victim->_M_singular() && __pred(__victim->base()))
49	      {
50		__victim->_M_invalidate();
51	      }
52	  }
53
54	for (_Safe_iterator_base* __iter2 = _M_const_iterators; __iter2;)
55	  {
56	    const_iterator* __victim = static_cast<const_iterator*>(__iter2);
57	    __iter2 = __iter2->_M_next;
58	    if (!__victim->_M_singular() && __pred(__victim->base()))
59	      {
60		__victim->_M_invalidate();
61	      }
62	  }
63      }
64
65
66  template<typename _Container>
67    template<typename _Predicate>
68      void
69      _Safe_unordered_container<_Container>::
70      _M_invalidate_local_if(_Predicate __pred)
71      {
72	typedef typename _Container::local_iterator local_iterator;
73	typedef typename _Container::const_local_iterator const_local_iterator;
74
75	__gnu_cxx::__scoped_lock sentry(this->_M_get_mutex());
76	for (_Safe_iterator_base* __iter = _M_local_iterators; __iter;)
77	  {
78	    local_iterator* __victim = static_cast<local_iterator*>(__iter);
79	    __iter = __iter->_M_next;
80	    if (!__victim->_M_singular() && __pred(__victim->base()))
81	      {
82		__victim->_M_invalidate();
83	      }
84	  }
85
86	for (_Safe_iterator_base* __iter2 = _M_const_local_iterators; __iter2;)
87	  {
88	    const_local_iterator* __victim =
89	      static_cast<const_local_iterator*>(__iter2);
90	    __iter2 = __iter2->_M_next;
91	    if (!__victim->_M_singular() && __pred(__victim->base()))
92	      {
93		__victim->_M_invalidate();
94	      }
95	  }
96      }
97
98} // namespace __gnu_debug
99
100#endif
101