| Line | Source Code | Coverage |
|---|
| 1 | | - |
| 2 | | - |
| 3 | | - |
| 4 | | - |
| 5 | | - |
| 6 | QReadWriteLock::QReadWriteLock(RecursionMode recursionMode) | - |
| 7 | : d(new QReadWriteLockPrivate(recursionMode)) | - |
| 8 | { } executed: }Execution Count:89833 | 89833 |
| 9 | | - |
| 10 | | - |
| 11 | | - |
| 12 | | - |
| 13 | | - |
| 14 | | - |
| 15 | | - |
| 16 | QReadWriteLock::~QReadWriteLock() | - |
| 17 | { | - |
| 18 | delete d; | - |
| 19 | } executed: }Execution Count:90794 | 90794 |
| 20 | void QReadWriteLock::lockForRead() | - |
| 21 | { | - |
| 22 | QMutexLocker lock(&d->mutex); | - |
| 23 | | - |
| 24 | Qt::HANDLE self = 0; | - |
| 25 | if (d->recursive) { evaluated: d->recursive| yes Evaluation Count:3 | yes Evaluation Count:1813605 |
| 3-1813605 |
| 26 | self = QThread::currentThreadId(); | - |
| 27 | | - |
| 28 | QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); | - |
| 29 | if (it != d->currentReaders.end()) { partially evaluated: it != d->currentReaders.end()| no Evaluation Count:0 | yes Evaluation Count:3 |
| 0-3 |
| 30 | ++it.value(); | - |
| 31 | ++d->accessCount; | - |
| 32 | qt_noop(); | - |
| 33 | | - |
| 34 | return; | 0 |
| 35 | } | - |
| 36 | } executed: }Execution Count:3 | 3 |
| 37 | | - |
| 38 | while (d->accessCount < 0 || d->waitingWriters) { evaluated: d->accessCount < 0| yes Evaluation Count:2793 | yes Evaluation Count:1820894 |
evaluated: d->waitingWriters| yes Evaluation Count:7286 | yes Evaluation Count:1813608 |
| 2793-1820894 |
| 39 | ++d->waitingReaders; | - |
| 40 | d->readerWait.wait(&d->mutex); | - |
| 41 | --d->waitingReaders; | - |
| 42 | } executed: }Execution Count:10079 | 10079 |
| 43 | if (d->recursive) evaluated: d->recursive| yes Evaluation Count:3 | yes Evaluation Count:1813605 |
| 3-1813605 |
| 44 | d->currentReaders.insert(self, 1); executed: d->currentReaders.insert(self, 1);Execution Count:3 | 3 |
| 45 | | - |
| 46 | ++d->accessCount; | - |
| 47 | qt_noop(); | - |
| 48 | } executed: }Execution Count:1813608 | 1813608 |
| 49 | bool QReadWriteLock::tryLockForRead() | - |
| 50 | { | - |
| 51 | QMutexLocker lock(&d->mutex); | - |
| 52 | | - |
| 53 | Qt::HANDLE self = 0; | - |
| 54 | if (d->recursive) { evaluated: d->recursive| yes Evaluation Count:36 | yes Evaluation Count:7 |
| 7-36 |
| 55 | self = QThread::currentThreadId(); | - |
| 56 | | - |
| 57 | QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); | - |
| 58 | if (it != d->currentReaders.end()) { evaluated: it != d->currentReaders.end()| yes Evaluation Count:11 | yes Evaluation Count:25 |
| 11-25 |
| 59 | ++it.value(); | - |
| 60 | ++d->accessCount; | - |
| 61 | qt_noop(); | - |
| 62 | | - |
| 63 | return true; executed: return true;Execution Count:11 | 11 |
| 64 | } | - |
| 65 | } executed: }Execution Count:25 | 25 |
| 66 | | - |
| 67 | if (d->accessCount < 0) evaluated: d->accessCount < 0| yes Evaluation Count:23 | yes Evaluation Count:9 |
| 9-23 |
| 68 | return false; executed: return false;Execution Count:23 | 23 |
| 69 | if (d->recursive) evaluated: d->recursive| yes Evaluation Count:4 | yes Evaluation Count:5 |
| 4-5 |
| 70 | d->currentReaders.insert(self, 1); executed: d->currentReaders.insert(self, 1);Execution Count:4 | 4 |
| 71 | | - |
| 72 | ++d->accessCount; | - |
| 73 | qt_noop(); | - |
| 74 | | - |
| 75 | return true; executed: return true;Execution Count:9 | 9 |
| 76 | } | - |
| 77 | bool QReadWriteLock::tryLockForRead(int timeout) | - |
| 78 | { | - |
| 79 | QMutexLocker lock(&d->mutex); | - |
| 80 | | - |
| 81 | Qt::HANDLE self = 0; | - |
| 82 | if (d->recursive) { partially evaluated: d->recursive| no Evaluation Count:0 | yes Evaluation Count:3 |
| 0-3 |
| 83 | self = QThread::currentThreadId(); | - |
| 84 | | - |
| 85 | QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); | - |
| 86 | if (it != d->currentReaders.end()) { never evaluated: it != d->currentReaders.end() | 0 |
| 87 | ++it.value(); | - |
| 88 | ++d->accessCount; | - |
| 89 | qt_noop(); | - |
| 90 | | - |
| 91 | return true; never executed: return true; | 0 |
| 92 | } | - |
| 93 | } | 0 |
| 94 | | - |
| 95 | while (d->accessCount < 0 || d->waitingWriters) { evaluated: d->accessCount < 0| yes Evaluation Count:1 | yes Evaluation Count:2 |
partially evaluated: d->waitingWriters| no Evaluation Count:0 | yes Evaluation Count:2 |
| 0-2 |
| 96 | ++d->waitingReaders; | - |
| 97 | bool success = d->readerWait.wait(&d->mutex, timeout < 0 ? (9223372036854775807L * 2UL + 1UL) : ulong(timeout)); | - |
| 98 | --d->waitingReaders; | - |
| 99 | if (!success) partially evaluated: !success| yes Evaluation Count:1 | no Evaluation Count:0 |
| 0-1 |
| 100 | return false; executed: return false;Execution Count:1 | 1 |
| 101 | } | 0 |
| 102 | if (d->recursive) partially evaluated: d->recursive| no Evaluation Count:0 | yes Evaluation Count:2 |
| 0-2 |
| 103 | d->currentReaders.insert(self, 1); never executed: d->currentReaders.insert(self, 1); | 0 |
| 104 | | - |
| 105 | ++d->accessCount; | - |
| 106 | qt_noop(); | - |
| 107 | | - |
| 108 | return true; executed: return true;Execution Count:2 | 2 |
| 109 | } | - |
| 110 | void QReadWriteLock::lockForWrite() | - |
| 111 | { | - |
| 112 | QMutexLocker lock(&d->mutex); | - |
| 113 | | - |
| 114 | Qt::HANDLE self = 0; | - |
| 115 | if (d->recursive) { evaluated: d->recursive| yes Evaluation Count:4 | yes Evaluation Count:1169355 |
| 4-1169355 |
| 116 | self = QThread::currentThreadId(); | - |
| 117 | | - |
| 118 | if (d->currentWriter == self) { partially evaluated: d->currentWriter == self| no Evaluation Count:0 | yes Evaluation Count:4 |
| 0-4 |
| 119 | --d->accessCount; | - |
| 120 | qt_noop(); | - |
| 121 | | - |
| 122 | return; | 0 |
| 123 | } | - |
| 124 | } executed: }Execution Count:4 | 4 |
| 125 | | - |
| 126 | while (d->accessCount != 0) { evaluated: d->accessCount != 0| yes Evaluation Count:152141 | yes Evaluation Count:1169359 |
| 152141-1169359 |
| 127 | ++d->waitingWriters; | - |
| 128 | d->writerWait.wait(&d->mutex); | - |
| 129 | --d->waitingWriters; | - |
| 130 | } executed: }Execution Count:152141 | 152141 |
| 131 | if (d->recursive) evaluated: d->recursive| yes Evaluation Count:4 | yes Evaluation Count:1169355 |
| 4-1169355 |
| 132 | d->currentWriter = self; executed: d->currentWriter = self;Execution Count:4 | 4 |
| 133 | | - |
| 134 | --d->accessCount; | - |
| 135 | qt_noop(); | - |
| 136 | } executed: }Execution Count:1169359 | 1169359 |
| 137 | bool QReadWriteLock::tryLockForWrite() | - |
| 138 | { | - |
| 139 | QMutexLocker lock(&d->mutex); | - |
| 140 | | - |
| 141 | Qt::HANDLE self = 0; | - |
| 142 | if (d->recursive) { evaluated: d->recursive| yes Evaluation Count:39 | yes Evaluation Count:23 |
| 23-39 |
| 143 | self = QThread::currentThreadId(); | - |
| 144 | | - |
| 145 | if (d->currentWriter == self) { evaluated: d->currentWriter == self| yes Evaluation Count:12 | yes Evaluation Count:27 |
| 12-27 |
| 146 | --d->accessCount; | - |
| 147 | qt_noop(); | - |
| 148 | | - |
| 149 | return true; executed: return true;Execution Count:12 | 12 |
| 150 | } | - |
| 151 | } executed: }Execution Count:27 | 27 |
| 152 | | - |
| 153 | if (d->accessCount != 0) evaluated: d->accessCount != 0| yes Evaluation Count:32 | yes Evaluation Count:18 |
| 18-32 |
| 154 | return false; executed: return false;Execution Count:32 | 32 |
| 155 | if (d->recursive) evaluated: d->recursive| yes Evaluation Count:5 | yes Evaluation Count:13 |
| 5-13 |
| 156 | d->currentWriter = self; executed: d->currentWriter = self;Execution Count:5 | 5 |
| 157 | | - |
| 158 | --d->accessCount; | - |
| 159 | qt_noop(); | - |
| 160 | | - |
| 161 | | - |
| 162 | return true; executed: return true;Execution Count:18 | 18 |
| 163 | } | - |
| 164 | bool QReadWriteLock::tryLockForWrite(int timeout) | - |
| 165 | { | - |
| 166 | QMutexLocker lock(&d->mutex); | - |
| 167 | | - |
| 168 | Qt::HANDLE self = 0; | - |
| 169 | if (d->recursive) { partially evaluated: d->recursive| no Evaluation Count:0 | yes Evaluation Count:2 |
| 0-2 |
| 170 | self = QThread::currentThreadId(); | - |
| 171 | | - |
| 172 | if (d->currentWriter == self) { never evaluated: d->currentWriter == self | 0 |
| 173 | --d->accessCount; | - |
| 174 | qt_noop(); | - |
| 175 | | - |
| 176 | return true; never executed: return true; | 0 |
| 177 | } | - |
| 178 | } | 0 |
| 179 | | - |
| 180 | while (d->accessCount != 0) { evaluated: d->accessCount != 0| yes Evaluation Count:1 | yes Evaluation Count:1 |
| 1 |
| 181 | ++d->waitingWriters; | - |
| 182 | bool success = d->writerWait.wait(&d->mutex, timeout < 0 ? (9223372036854775807L * 2UL + 1UL) : ulong(timeout)); | - |
| 183 | --d->waitingWriters; | - |
| 184 | | - |
| 185 | if (!success) partially evaluated: !success| yes Evaluation Count:1 | no Evaluation Count:0 |
| 0-1 |
| 186 | return false; executed: return false;Execution Count:1 | 1 |
| 187 | } | 0 |
| 188 | if (d->recursive) partially evaluated: d->recursive| no Evaluation Count:0 | yes Evaluation Count:1 |
| 0-1 |
| 189 | d->currentWriter = self; never executed: d->currentWriter = self; | 0 |
| 190 | | - |
| 191 | --d->accessCount; | - |
| 192 | qt_noop(); | - |
| 193 | | - |
| 194 | | - |
| 195 | return true; executed: return true;Execution Count:1 | 1 |
| 196 | } | - |
| 197 | void QReadWriteLock::unlock() | - |
| 198 | { | - |
| 199 | QMutexLocker lock(&d->mutex); | - |
| 200 | | - |
| 201 | qt_noop(); | - |
| 202 | | - |
| 203 | bool unlocked = false; | - |
| 204 | if (d->accessCount > 0) { evaluated: d->accessCount > 0| yes Evaluation Count:1813630 | yes Evaluation Count:1169390 |
| 1169390-1813630 |
| 205 | | - |
| 206 | if (d->recursive) { evaluated: d->recursive| yes Evaluation Count:18 | yes Evaluation Count:1813612 |
| 18-1813612 |
| 207 | Qt::HANDLE self = QThread::currentThreadId(); | - |
| 208 | QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); | - |
| 209 | if (it != d->currentReaders.end()) { partially evaluated: it != d->currentReaders.end()| yes Evaluation Count:18 | no Evaluation Count:0 |
| 0-18 |
| 210 | if (--it.value() <= 0) evaluated: --it.value() <= 0| yes Evaluation Count:7 | yes Evaluation Count:11 |
| 7-11 |
| 211 | d->currentReaders.erase(it); executed: d->currentReaders.erase(it);Execution Count:7 | 7 |
| 212 | } executed: }Execution Count:18 | 18 |
| 213 | } executed: }Execution Count:18 | 18 |
| 214 | | - |
| 215 | unlocked = --d->accessCount == 0; | - |
| 216 | } else if (d->accessCount < 0 && ++d->accessCount == 0) { executed: }Execution Count:1813630 partially evaluated: d->accessCount < 0| yes Evaluation Count:1169390 | no Evaluation Count:0 |
evaluated: ++d->accessCount == 0| yes Evaluation Count:1169378 | yes Evaluation Count:12 |
| 0-1813630 |
| 217 | | - |
| 218 | unlocked = true; | - |
| 219 | d->currentWriter = 0; | - |
| 220 | } executed: }Execution Count:1169378 | 1169378 |
| 221 | | - |
| 222 | if (unlocked) { evaluated: unlocked| yes Evaluation Count:2805032 | yes Evaluation Count:177987 |
| 177987-2805032 |
| 223 | if (d->waitingWriters) { evaluated: d->waitingWriters| yes Evaluation Count:152442 | yes Evaluation Count:2652591 |
| 152442-2652591 |
| 224 | d->writerWait.wakeOne(); | - |
| 225 | } else if (d->waitingReaders) { executed: }Execution Count:152442 evaluated: d->waitingReaders| yes Evaluation Count:32113 | yes Evaluation Count:2620478 |
| 32113-2620478 |
| 226 | d->readerWait.wakeAll(); | - |
| 227 | } executed: }Execution Count:32113 | 32113 |
| 228 | } | - |
| 229 | } executed: }Execution Count:2983020 | 2983020 |
| 230 | | - |
| 231 | | - |
| | |