| 1 | // Debugging multiset implementation -*- C++ -*- |
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| 2 | |
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| 3 | // Copyright (C) 2003, 2004 |
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| 4 | // Free Software Foundation, Inc. |
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| 5 | // |
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| 6 | // This file is part of the GNU ISO C++ Library. This library is free |
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| 7 | // software; you can redistribute it and/or modify it under the |
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| 8 | // terms of the GNU General Public License as published by the |
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| 9 | // Free Software Foundation; either version 2, or (at your option) |
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| 10 | // any later version. |
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| 11 | |
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| 12 | // This library is distributed in the hope that it will be useful, |
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| 13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | // GNU General Public License for more details. |
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| 16 | |
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| 17 | // You should have received a copy of the GNU General Public License along |
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| 18 | // with this library; see the file COPYING. If not, write to the Free |
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| 19 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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| 20 | // USA. |
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| 21 | |
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| 22 | // As a special exception, you may use this file as part of a free software |
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| 23 | // library without restriction. Specifically, if other files instantiate |
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| 24 | // templates or use macros or inline functions from this file, or you compile |
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| 25 | // this file and link it with other files to produce an executable, this |
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| 26 | // file does not by itself cause the resulting executable to be covered by |
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| 27 | // the GNU General Public License. This exception does not however |
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| 28 | // invalidate any other reasons why the executable file might be covered by |
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| 29 | // the GNU General Public License. |
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| 30 | |
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| 31 | #ifndef _GLIBCXX_DEBUG_MULTISET_H |
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| 32 | #define _GLIBCXX_DEBUG_MULTISET_H 1 |
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| 33 | |
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| 34 | #include <debug/safe_sequence.h> |
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| 35 | #include <debug/safe_iterator.h> |
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| 36 | #include <utility> |
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| 37 | |
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| 38 | namespace __gnu_debug_def |
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| 39 | { |
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| 40 | template<typename _Key, typename _Compare = std::less<_Key>, |
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| 41 | typename _Allocator = std::allocator<_Key> > |
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| 42 | class multiset |
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| 43 | : public _GLIBCXX_STD::multiset<_Key, _Compare, _Allocator>, |
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| 44 | public __gnu_debug::_Safe_sequence<multiset<_Key, _Compare, _Allocator> > |
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| 45 | { |
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| 46 | typedef _GLIBCXX_STD::multiset<_Key, _Compare, _Allocator> _Base; |
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| 47 | typedef __gnu_debug::_Safe_sequence<multiset> _Safe_base; |
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| 48 | |
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| 49 | public: |
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| 50 | // types: |
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| 51 | typedef _Key key_type; |
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| 52 | typedef _Key value_type; |
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| 53 | typedef _Compare key_compare; |
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| 54 | typedef _Compare value_compare; |
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| 55 | typedef _Allocator allocator_type; |
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| 56 | typedef typename _Allocator::reference reference; |
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| 57 | typedef typename _Allocator::const_reference const_reference; |
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| 58 | |
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| 59 | typedef __gnu_debug::_Safe_iterator<typename _Base::iterator, multiset> |
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| 60 | iterator; |
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| 61 | typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator, |
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| 62 | multiset> const_iterator; |
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| 63 | |
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| 64 | typedef typename _Base::size_type size_type; |
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| 65 | typedef typename _Base::difference_type difference_type; |
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| 66 | typedef typename _Allocator::pointer pointer; |
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| 67 | typedef typename _Allocator::const_pointer const_pointer; |
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| 68 | typedef std::reverse_iterator<iterator> reverse_iterator; |
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| 69 | typedef std::reverse_iterator<const_iterator> const_reverse_iterator; |
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| 70 | |
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| 71 | // 23.3.3.1 construct/copy/destroy: |
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| 72 | explicit multiset(const _Compare& __comp = _Compare(), |
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| 73 | const _Allocator& __a = _Allocator()) |
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| 74 | : _Base(__comp, __a) { } |
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| 75 | |
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| 76 | template<typename _InputIterator> |
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| 77 | multiset(_InputIterator __first, _InputIterator __last, |
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| 78 | const _Compare& __comp = _Compare(), |
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| 79 | const _Allocator& __a = _Allocator()) |
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| 80 | : _Base(__gnu_debug::__check_valid_range(__first, __last), __last, |
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| 81 | __comp, __a) { } |
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| 82 | |
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| 83 | multiset(const multiset<_Key,_Compare,_Allocator>& __x) |
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| 84 | : _Base(__x), _Safe_base() { } |
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| 85 | |
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| 86 | multiset(const _Base& __x) : _Base(__x), _Safe_base() { } |
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| 87 | |
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| 88 | ~multiset() { } |
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| 89 | |
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| 90 | multiset<_Key,_Compare,_Allocator>& |
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| 91 | operator=(const multiset<_Key,_Compare,_Allocator>& __x) |
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| 92 | { |
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| 93 | *static_cast<_Base*>(this) = __x; |
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| 94 | this->_M_invalidate_all(); |
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| 95 | return *this; |
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| 96 | } |
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| 97 | |
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| 98 | using _Base::get_allocator; |
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| 99 | |
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| 100 | // iterators: |
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| 101 | iterator |
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| 102 | begin() |
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| 103 | { return iterator(_Base::begin(), this); } |
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| 104 | |
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| 105 | const_iterator |
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| 106 | begin() const |
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| 107 | { return const_iterator(_Base::begin(), this); } |
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| 108 | |
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| 109 | iterator |
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| 110 | end() |
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| 111 | { return iterator(_Base::end(), this); } |
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| 112 | |
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| 113 | const_iterator |
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| 114 | end() const |
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| 115 | { return const_iterator(_Base::end(), this); } |
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| 116 | |
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| 117 | reverse_iterator |
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| 118 | rbegin() |
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| 119 | { return reverse_iterator(end()); } |
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| 120 | |
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| 121 | const_reverse_iterator |
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| 122 | rbegin() const |
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| 123 | { return const_reverse_iterator(end()); } |
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| 124 | |
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| 125 | reverse_iterator |
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| 126 | rend() |
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| 127 | { return reverse_iterator(begin()); } |
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| 128 | |
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| 129 | const_reverse_iterator |
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| 130 | rend() const |
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| 131 | { return const_reverse_iterator(begin()); } |
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| 132 | |
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| 133 | // capacity: |
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| 134 | using _Base::empty; |
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| 135 | using _Base::size; |
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| 136 | using _Base::max_size; |
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| 137 | |
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| 138 | // modifiers: |
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| 139 | iterator |
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| 140 | insert(const value_type& __x) |
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| 141 | { return iterator(_Base::insert(__x), this); } |
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| 142 | |
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| 143 | iterator |
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| 144 | insert(iterator __position, const value_type& __x) |
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| 145 | { |
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| 146 | __glibcxx_check_insert(__position); |
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| 147 | return iterator(_Base::insert(__position.base(), __x), this); |
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| 148 | } |
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| 149 | |
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| 150 | template<typename _InputIterator> |
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| 151 | void |
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| 152 | insert(_InputIterator __first, _InputIterator __last) |
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| 153 | { |
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| 154 | __glibcxx_check_valid_range(__first, __last); |
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| 155 | _Base::insert(__first, __last); |
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| 156 | } |
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| 157 | |
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| 158 | void |
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| 159 | erase(iterator __position) |
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| 160 | { |
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| 161 | __glibcxx_check_erase(__position); |
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| 162 | __position._M_invalidate(); |
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| 163 | _Base::erase(__position.base()); |
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| 164 | } |
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| 165 | |
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| 166 | size_type |
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| 167 | erase(const key_type& __x) |
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| 168 | { |
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| 169 | std::pair<iterator, iterator> __victims = this->equal_range(__x); |
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| 170 | size_type __count = 0; |
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| 171 | while (__victims.first != __victims.second) |
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| 172 | { |
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| 173 | iterator __victim = __victims.first++; |
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| 174 | __victim._M_invalidate(); |
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| 175 | _Base::erase(__victim.base()); |
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| 176 | ++__count; |
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| 177 | } |
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| 178 | return __count; |
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| 179 | } |
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| 180 | |
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| 181 | void |
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| 182 | erase(iterator __first, iterator __last) |
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| 183 | { |
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| 184 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
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| 185 | // 151. can't currently clear() empty container |
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| 186 | __glibcxx_check_erase_range(__first, __last); |
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| 187 | while (__first != __last) |
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| 188 | this->erase(__first++); |
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| 189 | } |
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| 190 | |
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| 191 | void |
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| 192 | swap(multiset<_Key,_Compare,_Allocator>& __x) |
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| 193 | { |
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| 194 | _Base::swap(__x); |
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| 195 | this->_M_swap(__x); |
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| 196 | } |
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| 197 | |
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| 198 | void |
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| 199 | clear() |
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| 200 | { this->erase(begin(), end()); } |
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| 201 | |
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| 202 | // observers: |
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| 203 | using _Base::key_comp; |
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| 204 | using _Base::value_comp; |
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| 205 | |
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| 206 | // multiset operations: |
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| 207 | iterator |
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| 208 | find(const key_type& __x) |
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| 209 | { return iterator(_Base::find(__x), this); } |
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| 210 | |
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| 211 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
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| 212 | // 214. set::find() missing const overload |
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| 213 | const_iterator |
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| 214 | find(const key_type& __x) const |
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| 215 | { return const_iterator(_Base::find(__x), this); } |
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| 216 | |
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| 217 | using _Base::count; |
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| 218 | |
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| 219 | iterator |
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| 220 | lower_bound(const key_type& __x) |
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| 221 | { return iterator(_Base::lower_bound(__x), this); } |
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| 222 | |
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| 223 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
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| 224 | // 214. set::find() missing const overload |
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| 225 | const_iterator |
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| 226 | lower_bound(const key_type& __x) const |
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| 227 | { return const_iterator(_Base::lower_bound(__x), this); } |
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| 228 | |
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| 229 | iterator |
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| 230 | upper_bound(const key_type& __x) |
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| 231 | { return iterator(_Base::upper_bound(__x), this); } |
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| 232 | |
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| 233 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
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| 234 | // 214. set::find() missing const overload |
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| 235 | const_iterator |
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| 236 | upper_bound(const key_type& __x) const |
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| 237 | { return const_iterator(_Base::upper_bound(__x), this); } |
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| 238 | |
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| 239 | std::pair<iterator,iterator> |
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| 240 | equal_range(const key_type& __x) |
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| 241 | { |
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| 242 | typedef typename _Base::iterator _Base_iterator; |
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| 243 | std::pair<_Base_iterator, _Base_iterator> __res = |
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| 244 | _Base::equal_range(__x); |
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| 245 | return std::make_pair(iterator(__res.first, this), |
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| 246 | iterator(__res.second, this)); |
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| 247 | } |
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| 248 | |
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| 249 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
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| 250 | // 214. set::find() missing const overload |
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| 251 | std::pair<const_iterator,const_iterator> |
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| 252 | equal_range(const key_type& __x) const |
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| 253 | { |
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| 254 | typedef typename _Base::const_iterator _Base_iterator; |
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| 255 | std::pair<_Base_iterator, _Base_iterator> __res = |
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| 256 | _Base::equal_range(__x); |
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| 257 | return std::make_pair(const_iterator(__res.first, this), |
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| 258 | const_iterator(__res.second, this)); |
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| 259 | } |
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| 260 | |
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| 261 | _Base& |
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| 262 | _M_base() { return *this; } |
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| 263 | |
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| 264 | const _Base& |
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| 265 | _M_base() const { return *this; } |
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| 266 | |
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| 267 | private: |
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| 268 | void |
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| 269 | _M_invalidate_all() |
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| 270 | { |
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| 271 | typedef typename _Base::const_iterator _Base_const_iterator; |
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| 272 | typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal; |
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| 273 | this->_M_invalidate_if(_Not_equal(_M_base().end())); |
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| 274 | } |
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| 275 | }; |
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| 276 | |
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| 277 | template<typename _Key, typename _Compare, typename _Allocator> |
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| 278 | inline bool |
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| 279 | operator==(const multiset<_Key,_Compare,_Allocator>& __lhs, |
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| 280 | const multiset<_Key,_Compare,_Allocator>& __rhs) |
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| 281 | { return __lhs._M_base() == __rhs._M_base(); } |
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| 282 | |
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| 283 | template<typename _Key, typename _Compare, typename _Allocator> |
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| 284 | inline bool |
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| 285 | operator!=(const multiset<_Key,_Compare,_Allocator>& __lhs, |
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| 286 | const multiset<_Key,_Compare,_Allocator>& __rhs) |
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| 287 | { return __lhs._M_base() != __rhs._M_base(); } |
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| 288 | |
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| 289 | template<typename _Key, typename _Compare, typename _Allocator> |
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| 290 | inline bool |
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| 291 | operator<(const multiset<_Key,_Compare,_Allocator>& __lhs, |
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| 292 | const multiset<_Key,_Compare,_Allocator>& __rhs) |
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| 293 | { return __lhs._M_base() < __rhs._M_base(); } |
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| 294 | |
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| 295 | template<typename _Key, typename _Compare, typename _Allocator> |
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| 296 | inline bool |
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| 297 | operator<=(const multiset<_Key,_Compare,_Allocator>& __lhs, |
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| 298 | const multiset<_Key,_Compare,_Allocator>& __rhs) |
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| 299 | { return __lhs._M_base() <= __rhs._M_base(); } |
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| 300 | |
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| 301 | template<typename _Key, typename _Compare, typename _Allocator> |
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| 302 | inline bool |
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| 303 | operator>=(const multiset<_Key,_Compare,_Allocator>& __lhs, |
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| 304 | const multiset<_Key,_Compare,_Allocator>& __rhs) |
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| 305 | { return __lhs._M_base() >= __rhs._M_base(); } |
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| 306 | |
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| 307 | template<typename _Key, typename _Compare, typename _Allocator> |
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| 308 | inline bool |
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| 309 | operator>(const multiset<_Key,_Compare,_Allocator>& __lhs, |
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| 310 | const multiset<_Key,_Compare,_Allocator>& __rhs) |
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| 311 | { return __lhs._M_base() > __rhs._M_base(); } |
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| 312 | |
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| 313 | template<typename _Key, typename _Compare, typename _Allocator> |
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| 314 | void |
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| 315 | swap(multiset<_Key,_Compare,_Allocator>& __x, |
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| 316 | multiset<_Key,_Compare,_Allocator>& __y) |
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| 317 | { return __x.swap(__y); } |
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| 318 | } // namespace __gnu_debug_def |
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| 319 | |
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| 320 | #endif |
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