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- // Debugging map implementation -*- C++ -*-
- // Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009
- // 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/map.h
- * This file is a GNU debug extension to the Standard C++ Library.
- */
- #ifndef _GLIBCXX_DEBUG_MAP_H
- #define _GLIBCXX_DEBUG_MAP_H 1
- #include <debug/safe_sequence.h>
- #include <debug/safe_iterator.h>
- #include <utility>
- namespace std
- {
- namespace __debug
- {
- template<typename _Key, typename _Tp, typename _Compare = std::less<_Key>,
- typename _Allocator = std::allocator<std::pair<const _Key, _Tp> > >
- class map
- : public _GLIBCXX_STD_D::map<_Key, _Tp, _Compare, _Allocator>,
- public __gnu_debug::_Safe_sequence<map<_Key, _Tp, _Compare, _Allocator> >
- {
- typedef _GLIBCXX_STD_D::map<_Key, _Tp, _Compare, _Allocator> _Base;
- typedef __gnu_debug::_Safe_sequence<map> _Safe_base;
- public:
- // types:
- typedef _Key key_type;
- typedef _Tp mapped_type;
- typedef std::pair<const _Key, _Tp> value_type;
- typedef _Compare key_compare;
- typedef _Allocator allocator_type;
- typedef typename _Base::reference reference;
- typedef typename _Base::const_reference const_reference;
- typedef __gnu_debug::_Safe_iterator<typename _Base::iterator, map>
- iterator;
- typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator, map>
- const_iterator;
- 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 std::reverse_iterator<iterator> reverse_iterator;
- typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
- using _Base::value_compare;
- // 23.3.1.1 construct/copy/destroy:
- explicit map(const _Compare& __comp = _Compare(),
- const _Allocator& __a = _Allocator())
- : _Base(__comp, __a) { }
- template<typename _InputIterator>
- map(_InputIterator __first, _InputIterator __last,
- const _Compare& __comp = _Compare(),
- const _Allocator& __a = _Allocator())
- : _Base(__gnu_debug::__check_valid_range(__first, __last), __last,
- __comp, __a), _Safe_base() { }
- map(const map& __x)
- : _Base(__x), _Safe_base() { }
- map(const _Base& __x)
- : _Base(__x), _Safe_base() { }
- #ifdef __GXX_EXPERIMENTAL_CXX0X__
- map(map&& __x)
- : _Base(std::forward<map>(__x)), _Safe_base()
- { this->_M_swap(__x); }
- map(initializer_list<value_type> __l,
- const _Compare& __c = _Compare(),
- const allocator_type& __a = allocator_type())
- : _Base(__l, __c, __a), _Safe_base() { }
- #endif
- ~map() { }
- map&
- operator=(const map& __x)
- {
- *static_cast<_Base*>(this) = __x;
- this->_M_invalidate_all();
- return *this;
- }
- #ifdef __GXX_EXPERIMENTAL_CXX0X__
- map&
- operator=(map&& __x)
- {
- // NB: DR 675.
- clear();
- swap(__x);
- return *this;
- }
- map&
- operator=(initializer_list<value_type> __l)
- {
- this->clear();
- this->insert(__l);
- return *this;
- }
- #endif
- // _GLIBCXX_RESOLVE_LIB_DEFECTS
- // 133. map missing get_allocator()
- using _Base::get_allocator;
- // iterators:
- iterator
- begin()
- { return iterator(_Base::begin(), this); }
- const_iterator
- begin() const
- { return const_iterator(_Base::begin(), this); }
- iterator
- end()
- { return iterator(_Base::end(), this); }
- const_iterator
- end() const
- { return const_iterator(_Base::end(), this); }
- reverse_iterator
- rbegin()
- { return reverse_iterator(end()); }
- const_reverse_iterator
- rbegin() const
- { return const_reverse_iterator(end()); }
- reverse_iterator
- rend()
- { return reverse_iterator(begin()); }
- const_reverse_iterator
- rend() const
- { return const_reverse_iterator(begin()); }
- #ifdef __GXX_EXPERIMENTAL_CXX0X__
- const_iterator
- cbegin() const
- { return const_iterator(_Base::begin(), this); }
- const_iterator
- cend() const
- { return const_iterator(_Base::end(), this); }
- const_reverse_iterator
- crbegin() const
- { return const_reverse_iterator(end()); }
- const_reverse_iterator
- crend() const
- { return const_reverse_iterator(begin()); }
- #endif
- // capacity:
- using _Base::empty;
- using _Base::size;
- using _Base::max_size;
- // 23.3.1.2 element access:
- using _Base::operator[];
- // _GLIBCXX_RESOLVE_LIB_DEFECTS
- // DR 464. Suggestion for new member functions in standard containers.
- using _Base::at;
- // modifiers:
- std::pair<iterator, bool>
- insert(const value_type& __x)
- {
- typedef typename _Base::iterator _Base_iterator;
- std::pair<_Base_iterator, bool> __res = _Base::insert(__x);
- return std::pair<iterator, bool>(iterator(__res.first, this),
- __res.second);
- }
- #ifdef __GXX_EXPERIMENTAL_CXX0X__
- void
- insert(std::initializer_list<value_type> __list)
- { _Base::insert(__list); }
- #endif
- iterator
- insert(iterator __position, const value_type& __x)
- {
- __glibcxx_check_insert(__position);
- return iterator(_Base::insert(__position.base(), __x), this);
- }
- template<typename _InputIterator>
- void
- insert(_InputIterator __first, _InputIterator __last)
- {
- __glibcxx_check_valid_range(__first, __last);
- _Base::insert(__first, __last);
- }
- void
- erase(iterator __position)
- {
- __glibcxx_check_erase(__position);
- __position._M_invalidate();
- _Base::erase(__position.base());
- }
- size_type
- erase(const key_type& __x)
- {
- iterator __victim = find(__x);
- if (__victim == end())
- return 0;
- else
- {
- __victim._M_invalidate();
- _Base::erase(__victim.base());
- return 1;
- }
- }
- void
- erase(iterator __first, iterator __last)
- {
- // _GLIBCXX_RESOLVE_LIB_DEFECTS
- // 151. can't currently clear() empty container
- __glibcxx_check_erase_range(__first, __last);
- while (__first != __last)
- this->erase(__first++);
- }
- void
- #ifdef __GXX_EXPERIMENTAL_CXX0X__
- swap(map&& __x)
- #else
- swap(map& __x)
- #endif
- {
- _Base::swap(__x);
- this->_M_swap(__x);
- }
- void
- clear()
- { this->erase(begin(), end()); }
- // observers:
- using _Base::key_comp;
- using _Base::value_comp;
- // 23.3.1.3 map operations:
- iterator
- find(const key_type& __x)
- { return iterator(_Base::find(__x), this); }
- const_iterator
- find(const key_type& __x) const
- { return const_iterator(_Base::find(__x), this); }
- using _Base::count;
- iterator
- lower_bound(const key_type& __x)
- { return iterator(_Base::lower_bound(__x), this); }
- const_iterator
- lower_bound(const key_type& __x) const
- { return const_iterator(_Base::lower_bound(__x), this); }
- iterator
- upper_bound(const key_type& __x)
- { return iterator(_Base::upper_bound(__x), this); }
- const_iterator
- upper_bound(const key_type& __x) const
- { return const_iterator(_Base::upper_bound(__x), this); }
- std::pair<iterator,iterator>
- equal_range(const key_type& __x)
- {
- typedef typename _Base::iterator _Base_iterator;
- std::pair<_Base_iterator, _Base_iterator> __res =
- _Base::equal_range(__x);
- return std::make_pair(iterator(__res.first, this),
- iterator(__res.second, this));
- }
- std::pair<const_iterator,const_iterator>
- equal_range(const key_type& __x) const
- {
- typedef typename _Base::const_iterator _Base_const_iterator;
- std::pair<_Base_const_iterator, _Base_const_iterator> __res =
- _Base::equal_range(__x);
- return std::make_pair(const_iterator(__res.first, this),
- const_iterator(__res.second, this));
- }
- _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 _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline bool
- operator==(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { return __lhs._M_base() == __rhs._M_base(); }
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline bool
- operator!=(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { return __lhs._M_base() != __rhs._M_base(); }
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline bool
- operator<(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { return __lhs._M_base() < __rhs._M_base(); }
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline bool
- operator<=(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { return __lhs._M_base() <= __rhs._M_base(); }
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline bool
- operator>=(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { return __lhs._M_base() >= __rhs._M_base(); }
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline bool
- operator>(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { return __lhs._M_base() > __rhs._M_base(); }
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline void
- swap(map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { __lhs.swap(__rhs); }
- #ifdef __GXX_EXPERIMENTAL_CXX0X__
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline void
- swap(map<_Key, _Tp, _Compare, _Allocator>&& __lhs,
- map<_Key, _Tp, _Compare, _Allocator>& __rhs)
- { __lhs.swap(__rhs); }
- template<typename _Key, typename _Tp,
- typename _Compare, typename _Allocator>
- inline void
- swap(map<_Key, _Tp, _Compare, _Allocator>& __lhs,
- map<_Key, _Tp, _Compare, _Allocator>&& __rhs)
- { __lhs.swap(__rhs); }
- #endif
- } // namespace __debug
- } // namespace std
- #endif
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