1 // Profiling set implementation -*- C++ -*- 2 3 // Copyright (C) 2009-2014 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 34 namespace std _GLIBCXX_VISIBILITY(default) 35 { 36 namespace __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_C::set<_Key,_Compare,_Allocator> 43 { 44 typedef _GLIBCXX_STD_C::set<_Key, _Compare, _Allocator> _Base; 45 46 #if __cplusplus >= 201103L 47 typedef __gnu_cxx::__alloc_traits<_Allocator> _Alloc_traits; 48 #endif 49 50 public: 51 // types: 52 typedef _Key key_type; 53 typedef _Key value_type; 54 typedef _Compare key_compare; 55 typedef _Compare value_compare; 56 typedef _Allocator allocator_type; 57 typedef typename _Base::reference reference; 58 typedef typename _Base::const_reference const_reference; 59 60 typedef typename _Base::iterator iterator; 61 typedef typename _Base::const_iterator const_iterator; 62 typedef typename _Base::reverse_iterator reverse_iterator; 63 typedef typename _Base::const_reverse_iterator const_reverse_iterator; 64 65 typedef typename _Base::size_type size_type; 66 typedef typename _Base::difference_type difference_type; 67 typedef typename _Base::pointer pointer; 68 typedef typename _Base::const_pointer const_pointer; 69 70 // 23.3.3.1 construct/copy/destroy: 71 72 set() 73 : _Base() { } 74 75 explicit set(const _Compare& __comp, 76 const _Allocator& __a = _Allocator()) 77 : _Base(__comp, __a) { } 78 79 #if __cplusplus >= 201103L 80 template<typename _InputIterator, 81 typename = std::_RequireInputIter<_InputIterator>> 82 #else 83 template<typename _InputIterator> 84 #endif 85 set(_InputIterator __first, _InputIterator __last, 86 const _Compare& __comp = _Compare(), 87 const _Allocator& __a = _Allocator()) 88 : _Base(__first, __last, __comp, __a) { } 89 90 #if __cplusplus < 201103L 91 set(const set& __x) 92 : _Base(__x) { } 93 #else 94 set(const set&) = default; 95 set(set&&) = default; 96 97 set(initializer_list<value_type> __l, 98 const _Compare& __comp = _Compare(), 99 const allocator_type& __a = allocator_type()) 100 : _Base(__l, __comp, __a) { } 101 102 explicit 103 set(const allocator_type& __a) 104 : _Base(__a) { } 105 106 set(const set& __x, const allocator_type& __a) 107 : _Base(__x, __a) { } 108 109 set(set&& __x, const allocator_type& __a) 110 noexcept(is_nothrow_copy_constructible<_Compare>::value 111 && _Alloc_traits::_S_always_equal()) 112 : _Base(std::move(__x), __a) { } 113 114 set(initializer_list<value_type> __l, const allocator_type& __a) 115 : _Base(__l, __a) { } 116 117 template<typename _InputIterator> 118 set(_InputIterator __first, _InputIterator __last, 119 const allocator_type& __a) 120 : _Base(__first, __last, __a) { } 121 #endif 122 123 set(const _Base& __x) 124 : _Base(__x) { } 125 126 ~set() _GLIBCXX_NOEXCEPT { } 127 128 #if __cplusplus < 201103L 129 set& 130 operator=(const set& __x) 131 { 132 _M_base() = __x; 133 return *this; 134 } 135 #else 136 set& 137 operator=(const set&) = default; 138 139 set& 140 operator=(set&&) = default; 141 142 set& 143 operator=(initializer_list<value_type> __l) 144 { 145 _M_base() = __l; 146 return *this; 147 } 148 #endif 149 150 using _Base::get_allocator; 151 152 // iterators: 153 iterator 154 begin() _GLIBCXX_NOEXCEPT 155 { return iterator(_Base::begin()); } 156 157 const_iterator 158 begin() const _GLIBCXX_NOEXCEPT 159 { return const_iterator(_Base::begin()); } 160 161 iterator 162 end() _GLIBCXX_NOEXCEPT 163 { return iterator(_Base::end()); } 164 165 const_iterator 166 end() const _GLIBCXX_NOEXCEPT 167 { return const_iterator(_Base::end()); } 168 169 reverse_iterator 170 rbegin() _GLIBCXX_NOEXCEPT 171 { return reverse_iterator(end()); } 172 173 const_reverse_iterator 174 rbegin() const _GLIBCXX_NOEXCEPT 175 { return const_reverse_iterator(end()); } 176 177 reverse_iterator 178 rend() _GLIBCXX_NOEXCEPT 179 { return reverse_iterator(begin()); } 180 181 const_reverse_iterator 182 rend() const _GLIBCXX_NOEXCEPT 183 { return const_reverse_iterator(begin()); } 184 185 #if __cplusplus >= 201103L 186 const_iterator 187 cbegin() const noexcept 188 { return const_iterator(_Base::begin()); } 189 190 const_iterator 191 cend() const noexcept 192 { return const_iterator(_Base::end()); } 193 194 const_reverse_iterator 195 crbegin() const noexcept 196 { return const_reverse_iterator(end()); } 197 198 const_reverse_iterator 199 crend() const noexcept 200 { return const_reverse_iterator(begin()); } 201 #endif 202 203 // capacity: 204 using _Base::empty; 205 using _Base::size; 206 using _Base::max_size; 207 208 // modifiers: 209 #if __cplusplus >= 201103L 210 template<typename... _Args> 211 std::pair<iterator, bool> 212 emplace(_Args&&... __args) 213 { 214 auto __res = _Base::emplace(std::forward<_Args>(__args)...); 215 return std::pair<iterator, bool>(iterator(__res.first), 216 __res.second); 217 } 218 219 template<typename... _Args> 220 iterator 221 emplace_hint(const_iterator __pos, _Args&&... __args) 222 { 223 return iterator(_Base::emplace_hint(__pos, 224 std::forward<_Args>(__args)...)); 225 } 226 #endif 227 228 std::pair<iterator, bool> 229 insert(const value_type& __x) 230 { 231 typedef typename _Base::iterator _Base_iterator; 232 std::pair<_Base_iterator, bool> __res = _Base::insert(__x); 233 return std::pair<iterator, bool>(iterator(__res.first), 234 __res.second); 235 } 236 237 #if __cplusplus >= 201103L 238 std::pair<iterator, bool> 239 insert(value_type&& __x) 240 { 241 typedef typename _Base::iterator _Base_iterator; 242 std::pair<_Base_iterator, bool> __res 243 = _Base::insert(std::move(__x)); 244 return std::pair<iterator, bool>(iterator(__res.first), 245 __res.second); 246 } 247 #endif 248 249 iterator 250 insert(const_iterator __position, const value_type& __x) 251 { return iterator(_Base::insert(__position, __x)); } 252 253 #if __cplusplus >= 201103L 254 iterator 255 insert(const_iterator __position, value_type&& __x) 256 { return iterator(_Base::insert(__position, std::move(__x))); } 257 #endif 258 259 #if __cplusplus >= 201103L 260 template<typename _InputIterator, 261 typename = std::_RequireInputIter<_InputIterator>> 262 #else 263 template<typename _InputIterator> 264 #endif 265 void 266 insert(_InputIterator __first, _InputIterator __last) 267 { _Base::insert(__first, __last); } 268 269 #if __cplusplus >= 201103L 270 void 271 insert(initializer_list<value_type> __l) 272 { _Base::insert(__l); } 273 #endif 274 275 #if __cplusplus >= 201103L 276 iterator 277 erase(const_iterator __position) 278 { return iterator(_Base::erase(__position)); } 279 #else 280 void 281 erase(iterator __position) 282 { _Base::erase(__position); } 283 #endif 284 285 size_type 286 erase(const key_type& __x) 287 { 288 iterator __victim = find(__x); 289 if (__victim == end()) 290 return 0; 291 else 292 { 293 _Base::erase(__victim); 294 return 1; 295 } 296 } 297 298 #if __cplusplus >= 201103L 299 iterator 300 erase(const_iterator __first, const_iterator __last) 301 { return iterator(_Base::erase(__first, __last)); } 302 #else 303 void 304 erase(iterator __first, iterator __last) 305 { _Base::erase(__first, __last); } 306 #endif 307 308 void 309 swap(set& __x) 310 #if __cplusplus >= 201103L 311 noexcept(_Alloc_traits::_S_nothrow_swap()) 312 #endif 313 { _Base::swap(__x); } 314 315 void 316 clear() _GLIBCXX_NOEXCEPT 317 { this->erase(begin(), end()); } 318 319 // observers: 320 using _Base::key_comp; 321 using _Base::value_comp; 322 323 // set operations: 324 iterator 325 find(const key_type& __x) 326 { return iterator(_Base::find(__x)); } 327 328 // _GLIBCXX_RESOLVE_LIB_DEFECTS 329 // 214. set::find() missing const overload 330 const_iterator 331 find(const key_type& __x) const 332 { return const_iterator(_Base::find(__x)); } 333 334 using _Base::count; 335 336 iterator 337 lower_bound(const key_type& __x) 338 { return iterator(_Base::lower_bound(__x)); } 339 340 // _GLIBCXX_RESOLVE_LIB_DEFECTS 341 // 214. set::find() missing const overload 342 const_iterator 343 lower_bound(const key_type& __x) const 344 { return const_iterator(_Base::lower_bound(__x)); } 345 346 iterator 347 upper_bound(const key_type& __x) 348 { return iterator(_Base::upper_bound(__x)); } 349 350 // _GLIBCXX_RESOLVE_LIB_DEFECTS 351 // 214. set::find() missing const overload 352 const_iterator 353 upper_bound(const key_type& __x) const 354 { return const_iterator(_Base::upper_bound(__x)); } 355 356 std::pair<iterator,iterator> 357 equal_range(const key_type& __x) 358 { 359 typedef typename _Base::iterator _Base_iterator; 360 std::pair<_Base_iterator, _Base_iterator> __res = 361 _Base::equal_range(__x); 362 return std::make_pair(iterator(__res.first), 363 iterator(__res.second)); 364 } 365 366 // _GLIBCXX_RESOLVE_LIB_DEFECTS 367 // 214. set::find() missing const overload 368 std::pair<const_iterator,const_iterator> 369 equal_range(const key_type& __x) const 370 { 371 typedef typename _Base::const_iterator _Base_iterator; 372 std::pair<_Base_iterator, _Base_iterator> __res = 373 _Base::equal_range(__x); 374 return std::make_pair(const_iterator(__res.first), 375 const_iterator(__res.second)); 376 } 377 378 _Base& 379 _M_base() _GLIBCXX_NOEXCEPT { return *this; } 380 381 const _Base& 382 _M_base() const _GLIBCXX_NOEXCEPT { return *this; } 383 384 }; 385 386 template<typename _Key, typename _Compare, typename _Allocator> 387 inline bool 388 operator==(const set<_Key, _Compare, _Allocator>& __lhs, 389 const set<_Key, _Compare, _Allocator>& __rhs) 390 { return __lhs._M_base() == __rhs._M_base(); } 391 392 template<typename _Key, typename _Compare, typename _Allocator> 393 inline bool 394 operator!=(const set<_Key, _Compare, _Allocator>& __lhs, 395 const set<_Key, _Compare, _Allocator>& __rhs) 396 { return __lhs._M_base() != __rhs._M_base(); } 397 398 template<typename _Key, typename _Compare, typename _Allocator> 399 inline bool 400 operator<(const set<_Key, _Compare, _Allocator>& __lhs, 401 const set<_Key, _Compare, _Allocator>& __rhs) 402 { return __lhs._M_base() < __rhs._M_base(); } 403 404 template<typename _Key, typename _Compare, typename _Allocator> 405 inline bool 406 operator<=(const set<_Key, _Compare, _Allocator>& __lhs, 407 const set<_Key, _Compare, _Allocator>& __rhs) 408 { return __lhs._M_base() <= __rhs._M_base(); } 409 410 template<typename _Key, typename _Compare, typename _Allocator> 411 inline bool 412 operator>=(const set<_Key, _Compare, _Allocator>& __lhs, 413 const set<_Key, _Compare, _Allocator>& __rhs) 414 { return __lhs._M_base() >= __rhs._M_base(); } 415 416 template<typename _Key, typename _Compare, typename _Allocator> 417 inline bool 418 operator>(const set<_Key, _Compare, _Allocator>& __lhs, 419 const set<_Key, _Compare, _Allocator>& __rhs) 420 { return __lhs._M_base() > __rhs._M_base(); } 421 422 template<typename _Key, typename _Compare, typename _Allocator> 423 void 424 swap(set<_Key, _Compare, _Allocator>& __x, 425 set<_Key, _Compare, _Allocator>& __y) 426 { return __x.swap(__y); } 427 428 } // namespace __profile 429 } // namespace std 430 431 #endif 432