| // Debugging hash_set implementation -*- C++ -*- |
| |
| // Copyright (C) 2003, 2005, 2006 |
| // 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 2, 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. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // As a special exception, you may use this file as part of a free software |
| // library without restriction. Specifically, if other files instantiate |
| // templates or use macros or inline functions from this file, or you compile |
| // this file and link it with other files to produce an executable, this |
| // file does not by itself cause the resulting executable to be covered by |
| // the GNU General Public License. This exception does not however |
| // invalidate any other reasons why the executable file might be covered by |
| // the GNU General Public License. |
| |
| /** @file debug/hash_set.h |
| * This file is a GNU debug extension to the Standard C++ Library. |
| */ |
| |
| #ifndef _GLIBCXX_DEBUG_HASH_SET_H |
| #define _GLIBCXX_DEBUG_HASH_SET_H 1 |
| |
| #include <debug/safe_sequence.h> |
| #include <debug/safe_iterator.h> |
| |
| namespace __gnu_cxx |
| { |
| namespace __debug |
| { |
| template<typename _Value, |
| typename _HashFcn = __gnu_cxx::hash<_Value>, |
| typename _EqualKey = std::equal_to<_Value>, |
| typename _Alloc = std::allocator<_Value> > |
| class hash_set |
| : public _GLIBCXX_EXT::hash_set<_Value, _HashFcn, _EqualKey,_Alloc>, |
| public __gnu_debug::_Safe_sequence<hash_set<_Value, _HashFcn, _EqualKey, |
| _Alloc> > |
| { |
| typedef _GLIBCXX_EXT::hash_set<_Value, _HashFcn, _EqualKey,_Alloc> _Base; |
| typedef __gnu_debug::_Safe_sequence<hash_set> _Safe_base; |
| |
| public: |
| typedef typename _Base::key_type key_type; |
| typedef typename _Base::value_type value_type; |
| typedef typename _Base::hasher hasher; |
| typedef typename _Base::key_equal key_equal; |
| typedef typename _Base::size_type size_type; |
| typedef typename _Base::difference_type difference_type; |
| typedef typename _Base::pointer pointer; |
| typedef typename _Base::const_pointer const_pointer; |
| typedef typename _Base::reference reference; |
| typedef typename _Base::const_reference const_reference; |
| |
| typedef __gnu_debug::_Safe_iterator<typename _Base::iterator, hash_set> |
| iterator; |
| typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator, |
| hash_set> |
| const_iterator; |
| |
| typedef typename _Base::allocator_type allocator_type; |
| |
| using _Base::hash_funct; |
| using _Base::key_eq; |
| using _Base::get_allocator; |
| |
| hash_set() { } |
| |
| explicit hash_set(size_type __n) : _Base(__n) { } |
| |
| hash_set(size_type __n, const hasher& __hf) : _Base(__n, __hf) { } |
| |
| hash_set(size_type __n, const hasher& __hf, const key_equal& __eql, |
| const allocator_type& __a = allocator_type()) |
| : _Base(__n, __hf, __eql, __a) { } |
| |
| template<typename _InputIterator> |
| hash_set(_InputIterator __f, _InputIterator __l) |
| : _Base(__gnu_debug::__check_valid_range(__f, __l), __l) { } |
| |
| template<typename _InputIterator> |
| hash_set(_InputIterator __f, _InputIterator __l, size_type __n) |
| : _Base(__gnu_debug::__check_valid_range(__f, __l), __l, __n) { } |
| |
| template<typename _InputIterator> |
| hash_set(_InputIterator __f, _InputIterator __l, size_type __n, |
| const hasher& __hf) |
| : _Base(__gnu_debug::__check_valid_range(__f, __l), __l, __n, __hf) { } |
| |
| template<typename _InputIterator> |
| hash_set(_InputIterator __f, _InputIterator __l, size_type __n, |
| const hasher& __hf, const key_equal& __eql, |
| const allocator_type& __a = allocator_type()) |
| : _Base(__gnu_debug::__check_valid_range(__f, __l), __l, __n, __hf, |
| __eql, __a) { } |
| |
| hash_set(const _Base& __x) : _Base(__x), _Safe_base() { } |
| |
| using _Base::size; |
| using _Base::max_size; |
| using _Base::empty; |
| |
| void |
| swap(hash_set& __x) |
| { |
| _Base::swap(__x); |
| this->_M_swap(__x); |
| } |
| |
| iterator |
| begin() const { return iterator(_Base::begin(), this); } |
| |
| iterator |
| end() const { return iterator(_Base::end(), this); } |
| |
| std::pair<iterator, bool> |
| insert(const value_type& __obj) |
| { |
| std::pair<typename _Base::iterator, bool> __res = |
| _Base::insert(__obj); |
| return std::make_pair(iterator(__res.first, this), __res.second); |
| } |
| |
| void |
| insert(const value_type* __first, const value_type* __last) |
| { |
| __glibcxx_check_valid_range(__first, __last); |
| _Base::insert(__first, __last); |
| } |
| |
| template<typename _InputIterator> |
| void |
| insert(_InputIterator __first, _InputIterator __last) |
| { |
| __glibcxx_check_valid_range(__first, __last); |
| _Base::insert(__first.base(), __last.base()); |
| } |
| |
| |
| std::pair<iterator, bool> |
| insert_noresize(const value_type& __obj) |
| { |
| std::pair<typename _Base::iterator, bool> __res = |
| _Base::insert_noresize(__obj); |
| return std::make_pair(iterator(__res.first, this), __res.second); |
| } |
| |
| iterator |
| find(const key_type& __key) const |
| { return iterator(_Base::find(__key), this); } |
| |
| using _Base::count; |
| |
| std::pair<iterator, iterator> |
| equal_range(const key_type& __key) const |
| { |
| typedef typename _Base::iterator _Base_iterator; |
| std::pair<_Base_iterator, _Base_iterator> __res = |
| _Base::equal_range(__key); |
| return std::make_pair(iterator(__res.first, this), |
| iterator(__res.second, this)); |
| } |
| |
| size_type |
| erase(const key_type& __key) |
| { |
| iterator __victim(_Base::find(__key), this); |
| if (__victim != end()) |
| return this->erase(__victim), 1; |
| else |
| return 0; |
| } |
| |
| void |
| erase(iterator __it) |
| { |
| __glibcxx_check_erase(__it); |
| __it._M_invalidate(); |
| _Base::erase(__it.base()); |
| } |
| |
| void |
| erase(iterator __first, iterator __last) |
| { |
| __glibcxx_check_erase_range(__first, __last); |
| for (iterator __tmp = __first; __tmp != __last;) |
| { |
| iterator __victim = __tmp++; |
| __victim._M_invalidate(); |
| } |
| _Base::erase(__first.base(), __last.base()); |
| } |
| |
| void |
| clear() |
| { |
| _Base::clear(); |
| this->_M_invalidate_all(); |
| } |
| |
| using _Base::resize; |
| using _Base::bucket_count; |
| using _Base::max_bucket_count; |
| using _Base::elems_in_bucket; |
| |
| _Base& |
| _M_base() { return *this; } |
| |
| const _Base& |
| _M_base() const { return *this; } |
| |
| private: |
| void |
| _M_invalidate_all() |
| { |
| typedef typename _Base::const_iterator _Base_const_iterator; |
| typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal; |
| this->_M_invalidate_if(_Not_equal(_M_base().end())); |
| } |
| }; |
| |
| template<typename _Value, typename _HashFcn, typename _EqualKey, |
| typename _Alloc> |
| inline bool |
| operator==(const hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& __x, |
| const hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& __y) |
| { return __x._M_base() == __y._M_base(); } |
| |
| template<typename _Value, typename _HashFcn, typename _EqualKey, |
| typename _Alloc> |
| inline bool |
| operator!=(const hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& __x, |
| const hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& __y) |
| { return __x._M_base() != __y._M_base(); } |
| |
| template<typename _Value, typename _HashFcn, typename _EqualKey, |
| typename _Alloc> |
| inline void |
| swap(hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& __x, |
| hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& __y) |
| { __x.swap(__y); } |
| } // namespace __debug |
| } // namespace __gnu_cxx |
| |
| #endif |