diff options
Diffstat (limited to 'gcc-4.8.1/libstdc++-v3/include/debug/safe_unordered_base.h')
| -rw-r--r-- | gcc-4.8.1/libstdc++-v3/include/debug/safe_unordered_base.h | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/gcc-4.8.1/libstdc++-v3/include/debug/safe_unordered_base.h b/gcc-4.8.1/libstdc++-v3/include/debug/safe_unordered_base.h deleted file mode 100644 index 23026cb43..000000000 --- a/gcc-4.8.1/libstdc++-v3/include/debug/safe_unordered_base.h +++ /dev/null @@ -1,175 +0,0 @@ -// Safe container/iterator base implementation -*- C++ -*- - -// Copyright (C) 2011-2013 Free Software Foundation, Inc. -// -// This file is part of the GNU ISO C++ Library. This library is free -// software; you can redistribute it and/or modify it under the -// terms of the GNU General Public License as published by the -// Free Software Foundation; either version 3, or (at your option) -// any later version. - -// This library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. - -// Under Section 7 of GPL version 3, you are granted additional -// permissions described in the GCC Runtime Library Exception, version -// 3.1, as published by the Free Software Foundation. - -// You should have received a copy of the GNU General Public License and -// a copy of the GCC Runtime Library Exception along with this program; -// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -// <http://www.gnu.org/licenses/>. - -/** @file debug/safe_unordered_base.h - * This file is a GNU debug extension to the Standard C++ Library. - */ - -#ifndef _GLIBCXX_DEBUG_SAFE_UNORDERED_BASE_H -#define _GLIBCXX_DEBUG_SAFE_UNORDERED_BASE_H 1 - -#include <debug/safe_base.h> - -namespace __gnu_debug -{ - class _Safe_unordered_container_base; - - /** \brief Basic functionality for a @a safe iterator. - * - * The %_Safe_local_iterator_base base class implements the functionality - * of a safe local iterator that is not specific to a particular iterator - * type. It contains a pointer back to the container it references - * along with iterator version information and pointers to form a - * doubly-linked list of local iterators referenced by the container. - * - * This class must not perform any operations that can throw an - * exception, or the exception guarantees of derived iterators will - * be broken. - */ - class _Safe_local_iterator_base : public _Safe_iterator_base - { - protected: - /** Initializes the iterator and makes it singular. */ - _Safe_local_iterator_base() - { } - - /** Initialize the iterator to reference the container pointed to - * by @p __seq. @p __constant is true when we are initializing a - * constant local iterator, and false if it is a mutable local iterator. - * Note that @p __seq may be NULL, in which case the iterator will be - * singular. Otherwise, the iterator will reference @p __seq and - * be nonsingular. - */ - _Safe_local_iterator_base(const _Safe_sequence_base* __seq, bool __constant) - { this->_M_attach(const_cast<_Safe_sequence_base*>(__seq), __constant); } - - /** Initializes the iterator to reference the same container that - @p __x does. @p __constant is true if this is a constant - iterator, and false if it is mutable. */ - _Safe_local_iterator_base(const _Safe_local_iterator_base& __x, - bool __constant) - { this->_M_attach(__x._M_sequence, __constant); } - - _Safe_local_iterator_base& - operator=(const _Safe_local_iterator_base&); - - explicit - _Safe_local_iterator_base(const _Safe_local_iterator_base&); - - ~_Safe_local_iterator_base() { this->_M_detach(); } - - _Safe_unordered_container_base* - _M_get_container() const _GLIBCXX_NOEXCEPT; - - public: - /** Attaches this iterator to the given container, detaching it - * from whatever container it was attached to originally. If the - * new container is the NULL pointer, the iterator is left - * unattached. - */ - void _M_attach(_Safe_sequence_base* __seq, bool __constant); - - /** Likewise, but not thread-safe. */ - void _M_attach_single(_Safe_sequence_base* __seq, bool __constant) throw (); - - /** Detach the iterator for whatever container it is attached to, - * if any. - */ - void _M_detach(); - - /** Likewise, but not thread-safe. */ - void _M_detach_single() throw (); - }; - - /** - * @brief Base class that supports tracking of local iterators that - * reference an unordered container. - * - * The %_Safe_unordered_container_base class provides basic support for - * tracking iterators into an unordered container. Containers that track - * iterators must derived from %_Safe_unordered_container_base publicly, so - * that safe iterators (which inherit _Safe_iterator_base) can - * attach to them. This class contains four linked lists of - * iterators, one for constant iterators, one for mutable - * iterators, one for constant local iterators, one for mutable local - * iterators and a version number that allows very fast - * invalidation of all iterators that reference the container. - * - * This class must ensure that no operation on it may throw an - * exception, otherwise @a safe containers may fail to provide the - * exception-safety guarantees required by the C++ standard. - */ - class _Safe_unordered_container_base : public _Safe_sequence_base - { - typedef _Safe_sequence_base _Base; - public: - /// The list of mutable local iterators that reference this container - _Safe_iterator_base* _M_local_iterators; - - /// The list of constant local iterators that reference this container - _Safe_iterator_base* _M_const_local_iterators; - - protected: - // Initialize with a version number of 1 and no iterators - _Safe_unordered_container_base() - : _M_local_iterators(0), _M_const_local_iterators(0) - { } - - /** Notify all iterators that reference this container that the - container is being destroyed. */ - ~_Safe_unordered_container_base() - { this->_M_detach_all(); } - - /** Detach all iterators, leaving them singular. */ - void - _M_detach_all(); - - /** Swap this container with the given container. This operation - * also swaps ownership of the iterators, so that when the - * operation is complete all iterators that originally referenced - * one container now reference the other container. - */ - void - _M_swap(_Safe_unordered_container_base& __x); - - public: - /** Attach an iterator to this container. */ - void - _M_attach_local(_Safe_iterator_base* __it, bool __constant); - - /** Likewise but not thread safe. */ - void - _M_attach_local_single(_Safe_iterator_base* __it, bool __constant) throw (); - - /** Detach an iterator from this container */ - void - _M_detach_local(_Safe_iterator_base* __it); - - /** Likewise but not thread safe. */ - void - _M_detach_local_single(_Safe_iterator_base* __it) throw (); - }; -} // namespace __gnu_debug - -#endif |