1// Profiling set implementation -*- C++ -*- 2 3// Copyright (C) 2009, 2010 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 3, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// Under Section 7 of GPL version 3, you are granted additional 17// permissions described in the GCC Runtime Library Exception, version 18// 3.1, as published by the Free Software Foundation. 19 20// You should have received a copy of the GNU General Public License and 21// a copy of the GCC Runtime Library Exception along with this program; 22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23// <http://www.gnu.org/licenses/>. 24 25/** @file profile/set.h 26 * This file is a GNU profile extension to the Standard C++ Library. 27 */ 28 29#ifndef _GLIBCXX_PROFILE_SET_H 30#define _GLIBCXX_PROFILE_SET_H 1 31 32#include <utility> 33 34namespace std 35{ 36namespace __profile 37{ 38 /// Class std::set wrapper with performance instrumentation. 39 template<typename _Key, typename _Compare = std::less<_Key>, 40 typename _Allocator = std::allocator<_Key> > 41 class set 42 : public _GLIBCXX_STD_D::set<_Key,_Compare,_Allocator> 43 { 44 typedef _GLIBCXX_STD_D::set<_Key, _Compare, _Allocator> _Base; 45 46 public: 47 // types: 48 typedef _Key key_type; 49 typedef _Key value_type; 50 typedef _Compare key_compare; 51 typedef _Compare value_compare; 52 typedef _Allocator allocator_type; 53 typedef typename _Base::reference reference; 54 typedef typename _Base::const_reference const_reference; 55 56 typedef typename _Base::iterator iterator; 57 typedef typename _Base::const_iterator const_iterator; 58 typedef typename _Base::reverse_iterator reverse_iterator; 59 typedef typename _Base::const_reverse_iterator const_reverse_iterator; 60 61 typedef typename _Base::size_type size_type; 62 typedef typename _Base::difference_type difference_type; 63 typedef typename _Base::pointer pointer; 64 typedef typename _Base::const_pointer const_pointer; 65 66 // 23.3.3.1 construct/copy/destroy: 67 explicit set(const _Compare& __comp = _Compare(), 68 const _Allocator& __a = _Allocator()) 69 : _Base(__comp, __a) { } 70 71 template<typename _InputIterator> 72 set(_InputIterator __first, _InputIterator __last, 73 const _Compare& __comp = _Compare(), 74 const _Allocator& __a = _Allocator()) 75 : _Base(__first, __last, __comp, __a) { } 76 77 set(const set& __x) 78 : _Base(__x) { } 79 80 set(const _Base& __x) 81 : _Base(__x) { } 82 83#ifdef __GXX_EXPERIMENTAL_CXX0X__ 84 set(set&& __x) 85 : _Base(std::forward<set>(__x)) 86 { } 87 88 set(initializer_list<value_type> __l, 89 const _Compare& __comp = _Compare(), 90 const allocator_type& __a = allocator_type()) 91 : _Base(__l, __comp, __a) { } 92#endif 93 94 ~set() { } 95 96 set& 97 operator=(const set& __x) 98 { 99 *static_cast<_Base*>(this) = __x; 100 return *this; 101 } 102 103#ifdef __GXX_EXPERIMENTAL_CXX0X__ 104 set& 105 operator=(set&& __x) 106 { 107 // NB: DR 1204. 108 // NB: DR 675. 109 this->clear(); 110 this->swap(__x); 111 return *this; 112 } 113 114 set& 115 operator=(initializer_list<value_type> __l) 116 { 117 this->clear(); 118 this->insert(__l); 119 return *this; 120 } 121#endif 122 123 using _Base::get_allocator; 124 125 // iterators: 126 iterator 127 begin() 128 { return iterator(_Base::begin()); } 129 130 const_iterator 131 begin() const 132 { return const_iterator(_Base::begin()); } 133 134 iterator 135 end() 136 { return iterator(_Base::end()); } 137 138 const_iterator 139 end() const 140 { return const_iterator(_Base::end()); } 141 142 reverse_iterator 143 rbegin() 144 { return reverse_iterator(end()); } 145 146 const_reverse_iterator 147 rbegin() const 148 { return const_reverse_iterator(end()); } 149 150 reverse_iterator 151 rend() 152 { return reverse_iterator(begin()); } 153 154 const_reverse_iterator 155 rend() const 156 { return const_reverse_iterator(begin()); } 157 158#ifdef __GXX_EXPERIMENTAL_CXX0X__ 159 const_iterator 160 cbegin() const 161 { return const_iterator(_Base::begin()); } 162 163 const_iterator 164 cend() const 165 { return const_iterator(_Base::end()); } 166 167 const_reverse_iterator 168 crbegin() const 169 { return const_reverse_iterator(end()); } 170 171 const_reverse_iterator 172 crend() const 173 { return const_reverse_iterator(begin()); } 174#endif 175 176 // capacity: 177 using _Base::empty; 178 using _Base::size; 179 using _Base::max_size; 180 181 // modifiers: 182 std::pair<iterator, bool> 183 insert(const value_type& __x) 184 { 185 typedef typename _Base::iterator _Base_iterator; 186 std::pair<_Base_iterator, bool> __res = _Base::insert(__x); 187 return std::pair<iterator, bool>(iterator(__res.first), 188 __res.second); 189 } 190 191 iterator 192 insert(iterator __position, const value_type& __x) 193 { 194 return iterator(_Base::insert(__position, __x)); 195 } 196 197 template <typename _InputIterator> 198 void 199 insert(_InputIterator __first, _InputIterator __last) 200 { 201 _Base::insert(__first, __last); 202 } 203 204#ifdef __GXX_EXPERIMENTAL_CXX0X__ 205 void 206 insert(initializer_list<value_type> __l) 207 { _Base::insert(__l); } 208#endif 209 210#ifdef __GXX_EXPERIMENTAL_CXX0X__ 211 iterator 212 erase(iterator __position) 213 { return _Base::erase(__position); } 214#else 215 void 216 erase(iterator __position) 217 { _Base::erase(__position); } 218#endif 219 220 size_type 221 erase(const key_type& __x) 222 { 223 iterator __victim = find(__x); 224 if (__victim == end()) 225 return 0; 226 else 227 { 228 _Base::erase(__victim); 229 return 1; 230 } 231 } 232 233#ifdef __GXX_EXPERIMENTAL_CXX0X__ 234 iterator 235 erase(iterator __first, iterator __last) 236 { 237 // _GLIBCXX_RESOLVE_LIB_DEFECTS 238 // 151. can't currently clear() empty container 239 while (__first != __last) 240 this->erase(__first++); 241 return __last; 242 } 243#else 244 void 245 erase(iterator __first, iterator __last) 246 { 247 // _GLIBCXX_RESOLVE_LIB_DEFECTS 248 // 151. can't currently clear() empty container 249 while (__first != __last) 250 this->erase(__first++); 251 } 252#endif 253 254 void 255 swap(set& __x) 256 { 257 _Base::swap(__x); 258 } 259 260 void 261 clear() 262 { this->erase(begin(), end()); } 263 264 // observers: 265 using _Base::key_comp; 266 using _Base::value_comp; 267 268 // set operations: 269 iterator 270 find(const key_type& __x) 271 { return iterator(_Base::find(__x)); } 272 273 // _GLIBCXX_RESOLVE_LIB_DEFECTS 274 // 214. set::find() missing const overload 275 const_iterator 276 find(const key_type& __x) const 277 { return const_iterator(_Base::find(__x)); } 278 279 using _Base::count; 280 281 iterator 282 lower_bound(const key_type& __x) 283 { return iterator(_Base::lower_bound(__x)); } 284 285 // _GLIBCXX_RESOLVE_LIB_DEFECTS 286 // 214. set::find() missing const overload 287 const_iterator 288 lower_bound(const key_type& __x) const 289 { return const_iterator(_Base::lower_bound(__x)); } 290 291 iterator 292 upper_bound(const key_type& __x) 293 { return iterator(_Base::upper_bound(__x)); } 294 295 // _GLIBCXX_RESOLVE_LIB_DEFECTS 296 // 214. set::find() missing const overload 297 const_iterator 298 upper_bound(const key_type& __x) const 299 { return const_iterator(_Base::upper_bound(__x)); } 300 301 std::pair<iterator,iterator> 302 equal_range(const key_type& __x) 303 { 304 typedef typename _Base::iterator _Base_iterator; 305 std::pair<_Base_iterator, _Base_iterator> __res = 306 _Base::equal_range(__x); 307 return std::make_pair(iterator(__res.first), 308 iterator(__res.second)); 309 } 310 311 // _GLIBCXX_RESOLVE_LIB_DEFECTS 312 // 214. set::find() missing const overload 313 std::pair<const_iterator,const_iterator> 314 equal_range(const key_type& __x) const 315 { 316 typedef typename _Base::const_iterator _Base_iterator; 317 std::pair<_Base_iterator, _Base_iterator> __res = 318 _Base::equal_range(__x); 319 return std::make_pair(const_iterator(__res.first), 320 const_iterator(__res.second)); 321 } 322 323 _Base& 324 _M_base() { return *this; } 325 326 const _Base& 327 _M_base() const { return *this; } 328 329 }; 330 331 template<typename _Key, typename _Compare, typename _Allocator> 332 inline bool 333 operator==(const set<_Key, _Compare, _Allocator>& __lhs, 334 const set<_Key, _Compare, _Allocator>& __rhs) 335 { return __lhs._M_base() == __rhs._M_base(); } 336 337 template<typename _Key, typename _Compare, typename _Allocator> 338 inline bool 339 operator!=(const set<_Key, _Compare, _Allocator>& __lhs, 340 const set<_Key, _Compare, _Allocator>& __rhs) 341 { return __lhs._M_base() != __rhs._M_base(); } 342 343 template<typename _Key, typename _Compare, typename _Allocator> 344 inline bool 345 operator<(const set<_Key, _Compare, _Allocator>& __lhs, 346 const set<_Key, _Compare, _Allocator>& __rhs) 347 { return __lhs._M_base() < __rhs._M_base(); } 348 349 template<typename _Key, typename _Compare, typename _Allocator> 350 inline bool 351 operator<=(const set<_Key, _Compare, _Allocator>& __lhs, 352 const set<_Key, _Compare, _Allocator>& __rhs) 353 { return __lhs._M_base() <= __rhs._M_base(); } 354 355 template<typename _Key, typename _Compare, typename _Allocator> 356 inline bool 357 operator>=(const set<_Key, _Compare, _Allocator>& __lhs, 358 const set<_Key, _Compare, _Allocator>& __rhs) 359 { return __lhs._M_base() >= __rhs._M_base(); } 360 361 template<typename _Key, typename _Compare, typename _Allocator> 362 inline bool 363 operator>(const set<_Key, _Compare, _Allocator>& __lhs, 364 const set<_Key, _Compare, _Allocator>& __rhs) 365 { return __lhs._M_base() > __rhs._M_base(); } 366 367 template<typename _Key, typename _Compare, typename _Allocator> 368 void 369 swap(set<_Key, _Compare, _Allocator>& __x, 370 set<_Key, _Compare, _Allocator>& __y) 371 { return __x.swap(__y); } 372 373} // namespace __profile 374} // namespace std 375 376#endif 377