set.h revision 132720
1132720Skan// Debugging set implementation -*- C++ -*- 2132720Skan 3132720Skan// Copyright (C) 2003, 2004 4132720Skan// Free Software Foundation, Inc. 5132720Skan// 6132720Skan// This file is part of the GNU ISO C++ Library. This library is free 7132720Skan// software; you can redistribute it and/or modify it under the 8132720Skan// terms of the GNU General Public License as published by the 9132720Skan// Free Software Foundation; either version 2, or (at your option) 10132720Skan// any later version. 11132720Skan 12132720Skan// This library is distributed in the hope that it will be useful, 13132720Skan// but WITHOUT ANY WARRANTY; without even the implied warranty of 14132720Skan// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15132720Skan// GNU General Public License for more details. 16132720Skan 17132720Skan// You should have received a copy of the GNU General Public License along 18132720Skan// with this library; see the file COPYING. If not, write to the Free 19132720Skan// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 20132720Skan// USA. 21132720Skan 22132720Skan// As a special exception, you may use this file as part of a free software 23132720Skan// library without restriction. Specifically, if other files instantiate 24132720Skan// templates or use macros or inline functions from this file, or you compile 25132720Skan// this file and link it with other files to produce an executable, this 26132720Skan// file does not by itself cause the resulting executable to be covered by 27132720Skan// the GNU General Public License. This exception does not however 28132720Skan// invalidate any other reasons why the executable file might be covered by 29132720Skan// the GNU General Public License. 30132720Skan 31132720Skan#ifndef _GLIBCXX_DEBUG_SET_H 32132720Skan#define _GLIBCXX_DEBUG_SET_H 1 33132720Skan 34132720Skan#include <debug/safe_sequence.h> 35132720Skan#include <debug/safe_iterator.h> 36132720Skan#include <utility> 37132720Skan 38132720Skannamespace __gnu_debug_def 39132720Skan{ 40132720Skan template<typename _Key, typename _Compare = std::less<_Key>, 41132720Skan typename _Allocator = std::allocator<_Key> > 42132720Skan class set 43132720Skan : public _GLIBCXX_STD::set<_Key,_Compare,_Allocator>, 44132720Skan public __gnu_debug::_Safe_sequence<set<_Key, _Compare, _Allocator> > 45132720Skan { 46132720Skan typedef _GLIBCXX_STD::set<_Key,_Compare,_Allocator> _Base; 47132720Skan typedef __gnu_debug::_Safe_sequence<set> _Safe_base; 48132720Skan 49132720Skan public: 50132720Skan // types: 51132720Skan typedef _Key key_type; 52132720Skan typedef _Key value_type; 53132720Skan typedef _Compare key_compare; 54132720Skan typedef _Compare value_compare; 55132720Skan typedef _Allocator allocator_type; 56132720Skan typedef typename _Allocator::reference reference; 57132720Skan typedef typename _Allocator::const_reference const_reference; 58132720Skan 59132720Skan typedef __gnu_debug::_Safe_iterator<typename _Base::iterator, set> 60132720Skan iterator; 61132720Skan typedef __gnu_debug::_Safe_iterator<typename _Base::const_iterator, set> 62132720Skan const_iterator; 63132720Skan 64132720Skan typedef typename _Base::size_type size_type; 65132720Skan typedef typename _Base::difference_type difference_type; 66132720Skan typedef typename _Allocator::pointer pointer; 67132720Skan typedef typename _Allocator::const_pointer const_pointer; 68132720Skan typedef std::reverse_iterator<iterator> reverse_iterator; 69132720Skan typedef std::reverse_iterator<const_iterator> const_reverse_iterator; 70132720Skan 71132720Skan // 23.3.3.1 construct/copy/destroy: 72132720Skan explicit set(const _Compare& __comp = _Compare(), 73132720Skan const _Allocator& __a = _Allocator()) 74132720Skan : _Base(__comp, __a) { } 75132720Skan 76132720Skan template<typename _InputIterator> 77132720Skan set(_InputIterator __first, _InputIterator __last, 78132720Skan const _Compare& __comp = _Compare(), 79132720Skan const _Allocator& __a = _Allocator()) 80132720Skan : _Base(__gnu_debug::__check_valid_range(__first, __last), __last, 81132720Skan __comp, __a) { } 82132720Skan 83132720Skan set(const set<_Key,_Compare,_Allocator>& __x) 84132720Skan : _Base(__x), _Safe_base() { } 85132720Skan 86132720Skan set(const _Base& __x) : _Base(__x), _Safe_base() { } 87132720Skan 88132720Skan ~set() { } 89132720Skan 90132720Skan set<_Key,_Compare,_Allocator>& 91132720Skan operator=(const set<_Key,_Compare,_Allocator>& __x) 92132720Skan { 93132720Skan *static_cast<_Base*>(this) = __x; 94132720Skan this->_M_invalidate_all(); 95132720Skan return *this; 96132720Skan } 97132720Skan 98132720Skan using _Base::get_allocator; 99132720Skan 100132720Skan // iterators: 101132720Skan iterator 102132720Skan begin() 103132720Skan { return iterator(_Base::begin(), this); } 104132720Skan 105132720Skan const_iterator 106132720Skan begin() const 107132720Skan { return const_iterator(_Base::begin(), this); } 108132720Skan 109132720Skan iterator 110132720Skan end() 111132720Skan { return iterator(_Base::end(), this); } 112132720Skan 113132720Skan const_iterator 114132720Skan end() const 115132720Skan { return const_iterator(_Base::end(), this); } 116132720Skan 117132720Skan reverse_iterator 118132720Skan rbegin() 119132720Skan { return reverse_iterator(end()); } 120132720Skan 121132720Skan const_reverse_iterator 122132720Skan rbegin() const 123132720Skan { return const_reverse_iterator(end()); } 124132720Skan 125132720Skan reverse_iterator 126132720Skan rend() 127132720Skan { return reverse_iterator(begin()); } 128132720Skan 129132720Skan const_reverse_iterator 130132720Skan rend() const 131132720Skan { return const_reverse_iterator(begin()); } 132132720Skan 133132720Skan // capacity: 134132720Skan using _Base::empty; 135132720Skan using _Base::size; 136132720Skan using _Base::max_size; 137132720Skan 138132720Skan // modifiers: 139132720Skan std::pair<iterator, bool> 140132720Skan insert(const value_type& __x) 141132720Skan { 142132720Skan typedef typename _Base::iterator _Base_iterator; 143132720Skan std::pair<_Base_iterator, bool> __res = _Base::insert(__x); 144132720Skan return std::pair<iterator, bool>(iterator(__res.first, this), 145132720Skan __res.second); 146132720Skan } 147132720Skan 148132720Skan iterator 149132720Skan insert(iterator __position, const value_type& __x) 150132720Skan { 151132720Skan __glibcxx_check_insert(__position); 152132720Skan return iterator(_Base::insert(__position.base(), __x), this); 153132720Skan } 154132720Skan 155132720Skan template <typename _InputIterator> 156132720Skan void 157132720Skan insert(_InputIterator __first, _InputIterator __last) 158132720Skan { 159132720Skan __glibcxx_check_valid_range(__first, __last); 160132720Skan _Base::insert(__first, __last); 161132720Skan } 162132720Skan 163132720Skan void 164132720Skan erase(iterator __position) 165132720Skan { 166132720Skan __glibcxx_check_erase(__position); 167132720Skan __position._M_invalidate(); 168132720Skan _Base::erase(__position.base()); 169132720Skan } 170132720Skan 171132720Skan size_type 172132720Skan erase(const key_type& __x) 173132720Skan { 174132720Skan iterator __victim = find(__x); 175132720Skan if (__victim == end()) 176132720Skan return 0; 177132720Skan else 178132720Skan { 179132720Skan __victim._M_invalidate(); 180132720Skan _Base::erase(__victim.base()); 181132720Skan return 1; 182132720Skan } 183132720Skan } 184132720Skan 185132720Skan void 186132720Skan erase(iterator __first, iterator __last) 187132720Skan { 188132720Skan // _GLIBCXX_RESOLVE_LIB_DEFECTS 189132720Skan // 151. can't currently clear() empty container 190132720Skan __glibcxx_check_erase_range(__first, __last); 191132720Skan 192132720Skan while (__first != __last) 193132720Skan this->erase(__first++); 194132720Skan } 195132720Skan 196132720Skan void 197132720Skan swap(set<_Key,_Compare,_Allocator>& __x) 198132720Skan { 199132720Skan _Base::swap(__x); 200132720Skan this->_M_swap(__x); 201132720Skan } 202132720Skan 203132720Skan void 204132720Skan clear() 205132720Skan { this->erase(begin(), end()); } 206132720Skan 207132720Skan // observers: 208132720Skan using _Base::key_comp; 209132720Skan using _Base::value_comp; 210132720Skan 211132720Skan // set operations: 212132720Skan iterator 213132720Skan find(const key_type& __x) 214132720Skan { return iterator(_Base::find(__x), this); } 215132720Skan 216132720Skan // _GLIBCXX_RESOLVE_LIB_DEFECTS 217132720Skan // 214. set::find() missing const overload 218132720Skan const_iterator 219132720Skan find(const key_type& __x) const 220132720Skan { return const_iterator(_Base::find(__x), this); } 221132720Skan 222132720Skan using _Base::count; 223132720Skan 224132720Skan iterator 225132720Skan lower_bound(const key_type& __x) 226132720Skan { return iterator(_Base::lower_bound(__x), this); } 227132720Skan 228132720Skan // _GLIBCXX_RESOLVE_LIB_DEFECTS 229132720Skan // 214. set::find() missing const overload 230132720Skan const_iterator 231132720Skan lower_bound(const key_type& __x) const 232132720Skan { return const_iterator(_Base::lower_bound(__x), this); } 233132720Skan 234132720Skan iterator 235132720Skan upper_bound(const key_type& __x) 236132720Skan { return iterator(_Base::upper_bound(__x), this); } 237132720Skan 238132720Skan // _GLIBCXX_RESOLVE_LIB_DEFECTS 239132720Skan // 214. set::find() missing const overload 240132720Skan const_iterator 241132720Skan upper_bound(const key_type& __x) const 242132720Skan { return const_iterator(_Base::upper_bound(__x), this); } 243132720Skan 244132720Skan std::pair<iterator,iterator> 245132720Skan equal_range(const key_type& __x) 246132720Skan { 247132720Skan typedef typename _Base::iterator _Base_iterator; 248132720Skan std::pair<_Base_iterator, _Base_iterator> __res = 249132720Skan _Base::equal_range(__x); 250132720Skan return std::make_pair(iterator(__res.first, this), 251132720Skan iterator(__res.second, this)); 252132720Skan } 253132720Skan 254132720Skan // _GLIBCXX_RESOLVE_LIB_DEFECTS 255132720Skan // 214. set::find() missing const overload 256132720Skan std::pair<const_iterator,const_iterator> 257132720Skan equal_range(const key_type& __x) const 258132720Skan { 259132720Skan typedef typename _Base::const_iterator _Base_iterator; 260132720Skan std::pair<_Base_iterator, _Base_iterator> __res = 261132720Skan _Base::equal_range(__x); 262132720Skan return std::make_pair(const_iterator(__res.first, this), 263132720Skan const_iterator(__res.second, this)); 264132720Skan } 265132720Skan 266132720Skan _Base& 267132720Skan _M_base() { return *this; } 268132720Skan 269132720Skan const _Base& 270132720Skan _M_base() const { return *this; } 271132720Skan 272132720Skan private: 273132720Skan void 274132720Skan _M_invalidate_all() 275132720Skan { 276132720Skan typedef typename _Base::const_iterator _Base_const_iterator; 277132720Skan typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal; 278132720Skan this->_M_invalidate_if(_Not_equal(_M_base().end())); 279132720Skan } 280132720Skan }; 281132720Skan 282132720Skan template<typename _Key, typename _Compare, typename _Allocator> 283132720Skan inline bool 284132720Skan operator==(const set<_Key,_Compare,_Allocator>& __lhs, 285132720Skan const set<_Key,_Compare,_Allocator>& __rhs) 286132720Skan { return __lhs._M_base() == __rhs._M_base(); } 287132720Skan 288132720Skan template<typename _Key, typename _Compare, typename _Allocator> 289132720Skan inline bool 290132720Skan operator!=(const set<_Key,_Compare,_Allocator>& __lhs, 291132720Skan const set<_Key,_Compare,_Allocator>& __rhs) 292132720Skan { return __lhs._M_base() != __rhs._M_base(); } 293132720Skan 294132720Skan template<typename _Key, typename _Compare, typename _Allocator> 295132720Skan inline bool 296132720Skan operator<(const set<_Key,_Compare,_Allocator>& __lhs, 297132720Skan const set<_Key,_Compare,_Allocator>& __rhs) 298132720Skan { return __lhs._M_base() < __rhs._M_base(); } 299132720Skan 300132720Skan template<typename _Key, typename _Compare, typename _Allocator> 301132720Skan inline bool 302132720Skan operator<=(const set<_Key,_Compare,_Allocator>& __lhs, 303132720Skan const set<_Key,_Compare,_Allocator>& __rhs) 304132720Skan { return __lhs._M_base() <= __rhs._M_base(); } 305132720Skan 306132720Skan template<typename _Key, typename _Compare, typename _Allocator> 307132720Skan inline bool 308132720Skan operator>=(const set<_Key,_Compare,_Allocator>& __lhs, 309132720Skan const set<_Key,_Compare,_Allocator>& __rhs) 310132720Skan { return __lhs._M_base() >= __rhs._M_base(); } 311132720Skan 312132720Skan template<typename _Key, typename _Compare, typename _Allocator> 313132720Skan inline bool 314132720Skan operator>(const set<_Key,_Compare,_Allocator>& __lhs, 315132720Skan const set<_Key,_Compare,_Allocator>& __rhs) 316132720Skan { return __lhs._M_base() > __rhs._M_base(); } 317132720Skan 318132720Skan template<typename _Key, typename _Compare, typename _Allocator> 319132720Skan void 320132720Skan swap(set<_Key,_Compare,_Allocator>& __x, 321132720Skan set<_Key,_Compare,_Allocator>& __y) 322132720Skan { return __x.swap(__y); } 323132720Skan} // namespace __gnu_debug_def 324132720Skan 325132720Skan#endif 326