1 // Profiling multiset implementation -*- C++ -*- 2 3 // Copyright (C) 2009-2013 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/multiset.h 26 * This file is a GNU profile extension to the Standard C++ Library. 27 */ 28 29 #ifndef _GLIBCXX_PROFILE_MULTISET_H 30 #define _GLIBCXX_PROFILE_MULTISET_H 1 31 32 #include <utility> 33 34 namespace std _GLIBCXX_VISIBILITY(default) 35 { 36 namespace __profile 37 { 38 /// Class std::multiset wrapper with performance instrumentation. 39 template<typename _Key, typename _Compare = std::less<_Key>, 40 typename _Allocator = std::allocator<_Key> > 41 class multiset 42 : public _GLIBCXX_STD_C::multiset<_Key, _Compare, _Allocator> 43 { 44 typedef _GLIBCXX_STD_C::multiset<_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 multiset(const _Compare& __comp = _Compare(), 68 const _Allocator& __a = _Allocator()) 69 : _Base(__comp, __a) { } 70 71 #if __cplusplus >= 201103L 72 template<typename _InputIterator, 73 typename = std::_RequireInputIter<_InputIterator>> 74 #else 75 template<typename _InputIterator> 76 #endif 77 multiset(_InputIterator __first, _InputIterator __last, 78 const _Compare& __comp = _Compare(), 79 const _Allocator& __a = _Allocator()) 80 : _Base(__first, __last, __comp, __a) { } 81 82 multiset(const multiset& __x) 83 : _Base(__x) { } 84 85 multiset(const _Base& __x) 86 : _Base(__x) { } 87 88 #if __cplusplus >= 201103L 89 multiset(multiset&& __x) 90 noexcept(is_nothrow_copy_constructible<_Compare>::value) 91 : _Base(std::move(__x)) 92 { } 93 94 multiset(initializer_list<value_type> __l, 95 const _Compare& __comp = _Compare(), 96 const allocator_type& __a = allocator_type()) 97 : _Base(__l, __comp, __a) { } 98 #endif 99 100 ~multiset() _GLIBCXX_NOEXCEPT { } 101 102 multiset& 103 operator=(const multiset& __x) 104 { 105 *static_cast<_Base*>(this) = __x; 106 return *this; 107 } 108 109 #if __cplusplus >= 201103L 110 multiset& 111 operator=(multiset&& __x) 112 { 113 // NB: DR 1204. 114 // NB: DR 675. 115 this->clear(); 116 this->swap(__x); 117 return *this; 118 } 119 120 multiset& 121 operator=(initializer_list<value_type> __l) 122 { 123 this->clear(); 124 this->insert(__l); 125 return *this; 126 } 127 #endif 128 129 using _Base::get_allocator; 130 131 // iterators: 132 iterator 133 begin() _GLIBCXX_NOEXCEPT 134 { return iterator(_Base::begin()); } 135 136 const_iterator 137 begin() const _GLIBCXX_NOEXCEPT 138 { return const_iterator(_Base::begin()); } 139 140 iterator 141 end() _GLIBCXX_NOEXCEPT 142 { return iterator(_Base::end()); } 143 144 const_iterator 145 end() const _GLIBCXX_NOEXCEPT 146 { return const_iterator(_Base::end()); } 147 148 reverse_iterator 149 rbegin() _GLIBCXX_NOEXCEPT 150 { return reverse_iterator(end()); } 151 152 const_reverse_iterator 153 rbegin() const _GLIBCXX_NOEXCEPT 154 { return const_reverse_iterator(end()); } 155 156 reverse_iterator 157 rend() _GLIBCXX_NOEXCEPT 158 { return reverse_iterator(begin()); } 159 160 const_reverse_iterator 161 rend() const _GLIBCXX_NOEXCEPT 162 { return const_reverse_iterator(begin()); } 163 164 #if __cplusplus >= 201103L 165 const_iterator 166 cbegin() const noexcept 167 { return const_iterator(_Base::begin()); } 168 169 const_iterator 170 cend() const noexcept 171 { return const_iterator(_Base::end()); } 172 173 const_reverse_iterator 174 crbegin() const noexcept 175 { return const_reverse_iterator(end()); } 176 177 const_reverse_iterator 178 crend() const noexcept 179 { return const_reverse_iterator(begin()); } 180 #endif 181 182 // capacity: 183 using _Base::empty; 184 using _Base::size; 185 using _Base::max_size; 186 187 // modifiers: 188 #if __cplusplus >= 201103L 189 template<typename... _Args> 190 iterator 191 emplace(_Args&&... __args) 192 { return iterator(_Base::emplace(std::forward<_Args>(__args)...)); } 193 194 template<typename... _Args> 195 iterator 196 emplace_hint(const_iterator __pos, _Args&&... __args) 197 { 198 return iterator(_Base::emplace_hint(__pos, 199 std::forward<_Args>(__args)...)); 200 } 201 #endif 202 203 iterator 204 insert(const value_type& __x) 205 { return iterator(_Base::insert(__x)); } 206 207 #if __cplusplus >= 201103L 208 iterator 209 insert(value_type&& __x) 210 { return iterator(_Base::insert(std::move(__x))); } 211 #endif 212 213 iterator 214 insert(const_iterator __position, const value_type& __x) 215 { return iterator(_Base::insert(__position, __x)); } 216 217 #if __cplusplus >= 201103L 218 iterator 219 insert(const_iterator __position, value_type&& __x) 220 { return iterator(_Base::insert(__position, std::move(__x))); } 221 #endif 222 223 #if __cplusplus >= 201103L 224 template<typename _InputIterator, 225 typename = std::_RequireInputIter<_InputIterator>> 226 #else 227 template<typename _InputIterator> 228 #endif 229 void 230 insert(_InputIterator __first, _InputIterator __last) 231 { _Base::insert(__first, __last); } 232 233 #if __cplusplus >= 201103L 234 void 235 insert(initializer_list<value_type> __l) 236 { _Base::insert(__l); } 237 #endif 238 239 #if __cplusplus >= 201103L 240 iterator 241 erase(const_iterator __position) 242 { return iterator(_Base::erase(__position)); } 243 #else 244 void 245 erase(iterator __position) 246 { _Base::erase(__position); } 247 #endif 248 249 size_type 250 erase(const key_type& __x) 251 { 252 std::pair<iterator, iterator> __victims = this->equal_range(__x); 253 size_type __count = 0; 254 while (__victims.first != __victims.second) 255 { 256 iterator __victim = __victims.first++; 257 _Base::erase(__victim); 258 ++__count; 259 } 260 return __count; 261 } 262 263 #if __cplusplus >= 201103L 264 iterator 265 erase(const_iterator __first, const_iterator __last) 266 { return iterator(_Base::erase(__first, __last)); } 267 #else 268 void 269 erase(iterator __first, iterator __last) 270 { _Base::erase(__first, __last); } 271 #endif 272 273 void 274 swap(multiset& __x) 275 { _Base::swap(__x); } 276 277 void 278 clear() _GLIBCXX_NOEXCEPT 279 { this->erase(begin(), end()); } 280 281 // observers: 282 using _Base::key_comp; 283 using _Base::value_comp; 284 285 // multiset operations: 286 iterator 287 find(const key_type& __x) 288 { return iterator(_Base::find(__x)); } 289 290 // _GLIBCXX_RESOLVE_LIB_DEFECTS 291 // 214. set::find() missing const overload 292 const_iterator 293 find(const key_type& __x) const 294 { return const_iterator(_Base::find(__x)); } 295 296 using _Base::count; 297 298 iterator 299 lower_bound(const key_type& __x) 300 { return iterator(_Base::lower_bound(__x)); } 301 302 // _GLIBCXX_RESOLVE_LIB_DEFECTS 303 // 214. set::find() missing const overload 304 const_iterator 305 lower_bound(const key_type& __x) const 306 { return const_iterator(_Base::lower_bound(__x)); } 307 308 iterator 309 upper_bound(const key_type& __x) 310 { return iterator(_Base::upper_bound(__x)); } 311 312 // _GLIBCXX_RESOLVE_LIB_DEFECTS 313 // 214. set::find() missing const overload 314 const_iterator 315 upper_bound(const key_type& __x) const 316 { return const_iterator(_Base::upper_bound(__x)); } 317 318 std::pair<iterator,iterator> 319 equal_range(const key_type& __x) 320 { 321 typedef typename _Base::iterator _Base_iterator; 322 std::pair<_Base_iterator, _Base_iterator> __res = 323 _Base::equal_range(__x); 324 return std::make_pair(iterator(__res.first), 325 iterator(__res.second)); 326 } 327 328 // _GLIBCXX_RESOLVE_LIB_DEFECTS 329 // 214. set::find() missing const overload 330 std::pair<const_iterator,const_iterator> 331 equal_range(const key_type& __x) const 332 { 333 typedef typename _Base::const_iterator _Base_iterator; 334 std::pair<_Base_iterator, _Base_iterator> __res = 335 _Base::equal_range(__x); 336 return std::make_pair(const_iterator(__res.first), 337 const_iterator(__res.second)); 338 } 339 340 _Base& 341 _M_base() _GLIBCXX_NOEXCEPT { return *this; } 342 343 const _Base& 344 _M_base() const _GLIBCXX_NOEXCEPT { return *this; } 345 346 }; 347 348 template<typename _Key, typename _Compare, typename _Allocator> 349 inline bool 350 operator==(const multiset<_Key, _Compare, _Allocator>& __lhs, 351 const multiset<_Key, _Compare, _Allocator>& __rhs) 352 { return __lhs._M_base() == __rhs._M_base(); } 353 354 template<typename _Key, typename _Compare, typename _Allocator> 355 inline bool 356 operator!=(const multiset<_Key, _Compare, _Allocator>& __lhs, 357 const multiset<_Key, _Compare, _Allocator>& __rhs) 358 { return __lhs._M_base() != __rhs._M_base(); } 359 360 template<typename _Key, typename _Compare, typename _Allocator> 361 inline bool 362 operator<(const multiset<_Key, _Compare, _Allocator>& __lhs, 363 const multiset<_Key, _Compare, _Allocator>& __rhs) 364 { return __lhs._M_base() < __rhs._M_base(); } 365 366 template<typename _Key, typename _Compare, typename _Allocator> 367 inline bool 368 operator<=(const multiset<_Key, _Compare, _Allocator>& __lhs, 369 const multiset<_Key, _Compare, _Allocator>& __rhs) 370 { return __lhs._M_base() <= __rhs._M_base(); } 371 372 template<typename _Key, typename _Compare, typename _Allocator> 373 inline bool 374 operator>=(const multiset<_Key, _Compare, _Allocator>& __lhs, 375 const multiset<_Key, _Compare, _Allocator>& __rhs) 376 { return __lhs._M_base() >= __rhs._M_base(); } 377 378 template<typename _Key, typename _Compare, typename _Allocator> 379 inline bool 380 operator>(const multiset<_Key, _Compare, _Allocator>& __lhs, 381 const multiset<_Key, _Compare, _Allocator>& __rhs) 382 { return __lhs._M_base() > __rhs._M_base(); } 383 384 template<typename _Key, typename _Compare, typename _Allocator> 385 void 386 swap(multiset<_Key, _Compare, _Allocator>& __x, 387 multiset<_Key, _Compare, _Allocator>& __y) 388 { return __x.swap(__y); } 389 390 } // namespace __profile 391 } // namespace std 392 393 #endif 394