qreadwritelock.cpp

Absolute File Name:

/home/qt/qt5_coco/qt5/qtbase/src/corelib/thread/qreadwritelock.cpp

Switch to Source code

Preprocessed file

Line Source Count

1 -

2 -

3 -

4 -

5 -

6 QReadWriteLock::QReadWriteLock(RecursionMode recursionMode) -

7 : d(new QReadWriteLockPrivate(recursionMode)) -

{ }

executed 39003 times by 297 tests: end of block

Executed by:

tst_Gestures
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
tst_QCalendarWidget
...

39003

9 -

10 -

11 -

12 -

13 -

14 -

15 -

16 QReadWriteLock::~QReadWriteLock() -

17 { -

18 delete d; -

}

executed 39976 times by 552 tests: end of block

Executed by:

tst_QDBusAbstractInterface
tst_QDBusConnection
tst_QDBusConnection_NoApplication
tst_QDBusConnection_SpyHook
tst_QDBusServiceWatcher
tst_QDBusThreading
tst_QGlobalStatic
tst_QReadLocker
tst_QReadWriteLock
tst_QWaitCondition
tst_QWriteLocker
tst_collections - unknown status
tst_compiler - unknown status
tst_gestures - unknown status
tst_lancelot - unknown status
tst_languagechange - unknown status
tst_largefile - unknown status
tst_modeltest - unknown status
tst_networkselftest - unknown status
tst_platformsocketengine - unknown status
tst_q_func_info - unknown status
tst_qabstractanimation - unknown status
tst_qabstractbutton - unknown status
tst_qabstractfileengine - unknown status
tst_qabstractitemmodel - unknown status
...

39976

20 void QReadWriteLock::lockForRead() -

21 { -

22 QMutexLocker lock(&d->mutex); -

23 -

24 Qt::HANDLE self = 0; -

if (d->recursive

d->recursive

Description

TRUE

evaluated 90 times by 5 tests

Evaluated by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

FALSE

evaluated 1685730 times by 357 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

) {

90-1685730

26 self = QThread::currentThreadId(); -

27 -

28 QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); -

if (it != d->currentReaders.end()

it != d->currentReaders.end()	Description
TRUE	evaluated 8 times by 2 tests Evaluated by: tst_QAbstractFileEngine tst_QFile
FALSE	evaluated 82 times by 5 tests Evaluated by: tst_QAbstractFileEngine tst_QDirIterator tst_QFile tst_QReadWriteLock tst_QWaitCondition

) {

8-82

30 ++it.value(); -

31 ++d->accessCount; -

32 ((!(d->accessCount > 0)) ? qt_assert_x("QReadWriteLock::lockForRead()", "Overflow in lock counter", -

33 __FILE__ -

34 , -

35 148 -

36 ) : qt_noop()) -

37 ; -

return;

executed 8 times by 2 tests: return;

Executed by:

tst_QAbstractFileEngine
tst_QFile

39 } -

}

executed 82 times by 5 tests: end of block

Executed by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

41 -

while (d->accessCount < 0

d->accessCount < 0

Description

TRUE

evaluated 61 times by 3 tests

Evaluated by:

tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

FALSE

evaluated 1686319 times by 357 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

|| d->waitingWriters

d->waitingWriters

Description

TRUE

evaluated 507 times by 2 tests

Evaluated by:

tst_QMetaType
tst_QReadWriteLock

FALSE

evaluated 1685812 times by 357 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

) {

61-1686319

43 ++d->waitingReaders; -

44 d->readerWait.wait(&d->mutex); -

45 --d->waitingReaders; -

}

executed 568 times by 3 tests: end of block

Executed by:

tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

568

if (d->recursive

d->recursive

Description

TRUE

evaluated 82 times by 5 tests

Evaluated by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

FALSE

evaluated 1685730 times by 357 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

)

82-1685730

d->currentReaders.insert(self, 1);

executed 82 times by 5 tests: d->currentReaders.insert(self, 1);

Executed by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

49 -

50 ++d->accessCount; -

51 ((!(d->accessCount > 0)) ? qt_assert_x("QReadWriteLock::lockForRead()", "Overflow in lock counter",__FILE__,162) : qt_noop()); -

}

executed 1685812 times by 357 tests: end of block

Executed by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

1685812

53 bool QReadWriteLock::tryLockForRead() -

54 { -

55 QMutexLocker lock(&d->mutex); -

56 -

57 Qt::HANDLE self = 0; -

if (d->recursive

d->recursive	Description
TRUE	evaluated 36 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 7 times by 1 test Evaluated by: tst_QReadWriteLock

) {

7-36

59 self = QThread::currentThreadId(); -

60 -

61 QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); -

if (it != d->currentReaders.end()

it != d->currentReaders.end()	Description
TRUE	evaluated 11 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 25 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition

) {

11-25

63 ++it.value(); -

64 ++d->accessCount; -

65 ((!(d->accessCount > 0)) ? qt_assert_x("QReadWriteLock::tryLockForRead()", "Overflow in lock counter", -

66 __FILE__ -

67 , -

68 194 -

69 ) : qt_noop()) -

70 ; -

return

executed 11 times by 2 tests: return true;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

true;

executed 11 times by 2 tests: return true;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

72 } -

}

executed 25 times by 2 tests: end of block

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

74 -

if (d->accessCount < 0

d->accessCount < 0	Description
TRUE	evaluated 23 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 9 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition

)

9-23

return

executed 23 times by 2 tests: return false;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

false;

executed 23 times by 2 tests: return false;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

if (d->recursive

d->recursive	Description
TRUE	evaluated 4 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 5 times by 1 test Evaluated by: tst_QReadWriteLock

)

4-5

d->currentReaders.insert(self, 1);

executed 4 times by 2 tests: d->currentReaders.insert(self, 1);

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

79 -

80 ++d->accessCount; -

81 ((!(d->accessCount > 0)) ? qt_assert_x("QReadWriteLock::tryLockForRead()", "Overflow in lock counter",__FILE__,205) : qt_noop()); -

82 -

return

executed 9 times by 2 tests: return true;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

true;

executed 9 times by 2 tests: return true;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

84 } -

85 bool QReadWriteLock::tryLockForRead(int timeout) -

86 { -

87 QMutexLocker lock(&d->mutex); -

88 -

89 Qt::HANDLE self = 0; -

if (d->recursive

d->recursive	Description
TRUE	never evaluated
FALSE	evaluated 3 times by 1 test Evaluated by: tst_QReadWriteLock

) {

0-3

91 self = QThread::currentThreadId(); -

92 -

93 QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); -

if (it != d->currentReaders.end()

it != d->currentReaders.end()	Description
TRUE	never evaluated
FALSE	never evaluated

) {

95 ++it.value(); -

96 ++d->accessCount; -

97 ((!(d->accessCount > 0)) ? qt_assert_x("QReadWriteLock::tryLockForRead()", "Overflow in lock counter", -

98 __FILE__ -

99 , -

100 242 -

101 ) : qt_noop()) -

102 ; -

103

return

never executed: return true;

true;

never executed: return true;

104 } -

105

}

never executed: end of block

106 -

107

while (d->accessCount < 0

d->accessCount < 0	Description
TRUE	evaluated 1 time by 1 test Evaluated by: tst_QReadWriteLock
FALSE	evaluated 2 times by 1 test Evaluated by: tst_QReadWriteLock

|| d->waitingWriters

d->waitingWriters	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: tst_QReadWriteLock

) {

0-2

108 ++d->waitingReaders; -

109 bool success = d->readerWait.wait(&d->mutex, timeout < 0 ? (9223372036854775807L * 2UL + 1UL) : ulong(timeout)); -

110 --d->waitingReaders; -

111

if (!success

!success	Description
TRUE	evaluated 1 time by 1 test Evaluated by: tst_QReadWriteLock
FALSE	never evaluated

)

0-1

112

return

executed 1 time by 1 test: return false;

Executed by:

tst_QReadWriteLock

false;

executed 1 time by 1 test: return false;

Executed by:

tst_QReadWriteLock

113

}

never executed: end of block

114

if (d->recursive

d->recursive	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: tst_QReadWriteLock

)

0-2

115

d->currentReaders.insert(self, 1);

never executed: d->currentReaders.insert(self, 1);

116 -

117 ++d->accessCount; -

118 ((!(d->accessCount > 0)) ? qt_assert_x("QReadWriteLock::tryLockForRead()", "Overflow in lock counter",__FILE__,258) : qt_noop()); -

119 -

120

return

executed 2 times by 1 test: return true;

Executed by:

tst_QReadWriteLock

true;

executed 2 times by 1 test: return true;

Executed by:

tst_QReadWriteLock

121 } -

122 void QReadWriteLock::lockForWrite() -

123 { -

124 QMutexLocker lock(&d->mutex); -

125 -

126 Qt::HANDLE self = 0; -

127

if (d->recursive

d->recursive

Description

TRUE

evaluated 37 times by 8 tests

Evaluated by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition
tst_qabstractfileengine - unknown status
tst_qdiriterator - unknown status
tst_qfile - unknown status

FALSE

evaluated 330454 times by 559 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

) {

37-330454

128 self = QThread::currentThreadId(); -

129 -

130

if (d->currentWriter == self

d->currentWriter == self	Description
TRUE	never evaluated
FALSE	evaluated 37 times by 8 tests Evaluated by: tst_QAbstractFileEngine tst_QDirIterator tst_QFile tst_QReadWriteLock tst_QWaitCondition tst_qabstractfileengine - unknown status tst_qdiriterator - unknown status tst_qfile - unknown status

) {

0-37

131 --d->accessCount; -

132 ((!(d->accessCount < 0)) ? qt_assert_x("QReadWriteLock::lockForWrite()", "Overflow in lock counter", -

133 __FILE__ -

134 , -

135 285 -

136 ) : qt_noop()) -

137 ; -

138

return;

never executed: return;

139 } -

140

}

executed 37 times by 8 tests: end of block

Executed by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition
tst_qabstractfileengine - unknown status
tst_qdiriterator - unknown status
tst_qfile - unknown status

141 -

142

while (d->accessCount != 0

d->accessCount != 0

Description

TRUE

evaluated 261 times by 5 tests

Evaluated by:

tst_QDBusConnection
tst_QDBusThreading
tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

FALSE

evaluated 330491 times by 563 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

) {

261-330491

143 ++d->waitingWriters; -

144 d->writerWait.wait(&d->mutex); -

145 --d->waitingWriters; -

146

}

executed 261 times by 5 tests: end of block

Executed by:

tst_QDBusConnection
tst_QDBusThreading
tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

261

147

if (d->recursive

d->recursive

Description

TRUE

evaluated 37 times by 8 tests

Evaluated by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition
tst_qabstractfileengine - unknown status
tst_qdiriterator - unknown status
tst_qfile - unknown status

FALSE

evaluated 330454 times by 559 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

)

37-330454

148

d->currentWriter = self;

executed 37 times by 8 tests: d->currentWriter = self;

Executed by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition
tst_qabstractfileengine - unknown status
tst_qdiriterator - unknown status
tst_qfile - unknown status

149 -

150 --d->accessCount; -

151 ((!(d->accessCount < 0)) ? qt_assert_x("QReadWriteLock::lockForWrite()", "Overflow in lock counter",__FILE__,299) : qt_noop()); -

152

}

executed 330491 times by 563 tests: end of block

Executed by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

330491

153 bool QReadWriteLock::tryLockForWrite() -

154 { -

155 QMutexLocker lock(&d->mutex); -

156 -

157 Qt::HANDLE self = 0; -

158

if (d->recursive

d->recursive	Description
TRUE	evaluated 39 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 23 times by 3 tests Evaluated by: tst_QReadLocker tst_QReadWriteLock tst_QWriteLocker

) {

23-39

159 self = QThread::currentThreadId(); -

160 -

161

if (d->currentWriter == self

d->currentWriter == self	Description
TRUE	evaluated 12 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 27 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition

) {

12-27

162 --d->accessCount; -

163 ((!(d->accessCount < 0)) ? qt_assert_x("QReadWriteLock::lockForWrite()", "Overflow in lock counter", -

164 __FILE__ -

165 , -

166 328 -

167 ) : qt_noop()) -

168 ; -

169

return

executed 12 times by 2 tests: return true;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

true;

executed 12 times by 2 tests: return true;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

170 } -

171

}

executed 27 times by 2 tests: end of block

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

172 -

173

if (d->accessCount != 0

d->accessCount != 0	Description
TRUE	evaluated 32 times by 4 tests Evaluated by: tst_QReadLocker tst_QReadWriteLock tst_QWaitCondition tst_QWriteLocker
FALSE	evaluated 18 times by 4 tests Evaluated by: tst_QReadLocker tst_QReadWriteLock tst_QWaitCondition tst_QWriteLocker

)

18-32

174

return

executed 32 times by 4 tests: return false;

Executed by:

tst_QReadLocker
tst_QReadWriteLock
tst_QWaitCondition
tst_QWriteLocker

false;

executed 32 times by 4 tests: return false;

Executed by:

tst_QReadLocker
tst_QReadWriteLock
tst_QWaitCondition
tst_QWriteLocker

175

if (d->recursive

d->recursive	Description
TRUE	evaluated 5 times by 2 tests Evaluated by: tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 13 times by 3 tests Evaluated by: tst_QReadLocker tst_QReadWriteLock tst_QWriteLocker

)

5-13

176

d->currentWriter = self;

executed 5 times by 2 tests: d->currentWriter = self;

Executed by:

tst_QReadWriteLock
tst_QWaitCondition

177 -

178 --d->accessCount; -

179 ((!(d->accessCount < 0)) ? qt_assert_x("QReadWriteLock::tryLockForWrite()", "Overflow in lock counter", -

180 __FILE__ -

181 , -

182 340 -

183 ) : qt_noop()) -

184 ; -

185 -

186

return

executed 18 times by 4 tests: return true;

Executed by:

tst_QReadLocker
tst_QReadWriteLock
tst_QWaitCondition
tst_QWriteLocker

true;

executed 18 times by 4 tests: return true;

Executed by:

tst_QReadLocker
tst_QReadWriteLock
tst_QWaitCondition
tst_QWriteLocker

187 } -

188 bool QReadWriteLock::tryLockForWrite(int timeout) -

189 { -

190 QMutexLocker lock(&d->mutex); -

191 -

192 Qt::HANDLE self = 0; -

193

if (d->recursive

d->recursive	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: tst_QReadWriteLock

) {

0-2

194 self = QThread::currentThreadId(); -

195 -

196

if (d->currentWriter == self

d->currentWriter == self	Description
TRUE	never evaluated
FALSE	never evaluated

) {

197 --d->accessCount; -

198 ((!(d->accessCount < 0)) ? qt_assert_x("QReadWriteLock::lockForWrite()", "Overflow in lock counter", -

199 __FILE__ -

200 , -

201 375 -

202 ) : qt_noop()) -

203 ; -

204

return

never executed: return true;

true;

never executed: return true;

205 } -

206

}

never executed: end of block

207 -

208

while (d->accessCount != 0

d->accessCount != 0	Description
TRUE	evaluated 1 time by 1 test Evaluated by: tst_QReadWriteLock
FALSE	evaluated 1 time by 1 test Evaluated by: tst_QReadWriteLock

) {

209 ++d->waitingWriters; -

210 bool success = d->writerWait.wait(&d->mutex, timeout < 0 ? (9223372036854775807L * 2UL + 1UL) : ulong(timeout)); -

211 --d->waitingWriters; -

212 -

213

if (!success

!success	Description
TRUE	evaluated 1 time by 1 test Evaluated by: tst_QReadWriteLock
FALSE	never evaluated

)

0-1

214

return

executed 1 time by 1 test: return false;

Executed by:

tst_QReadWriteLock

false;

executed 1 time by 1 test: return false;

Executed by:

tst_QReadWriteLock

215

}

never executed: end of block

216

if (d->recursive

d->recursive	Description
TRUE	never evaluated
FALSE	evaluated 1 time by 1 test Evaluated by: tst_QReadWriteLock

)

0-1

217

d->currentWriter = self;

never executed: d->currentWriter = self;

218 -

219 --d->accessCount; -

220 ((!(d->accessCount < 0)) ? qt_assert_x("QReadWriteLock::tryLockForWrite()", "Overflow in lock counter", -

221 __FILE__ -

222 , -

223 393 -

224 ) : qt_noop()) -

225 ; -

226 -

227

return

executed 1 time by 1 test: return true;

Executed by:

tst_QReadWriteLock

true;

executed 1 time by 1 test: return true;

Executed by:

tst_QReadWriteLock

228 } -

229 void QReadWriteLock::unlock() -

230 { -

231 QMutexLocker lock(&d->mutex); -

232 -

233 ((!(d->accessCount != 0)) ? qt_assert_x("QReadWriteLock::unlock()", "Cannot unlock an unlocked lock",__FILE__,410) : qt_noop()); -

234 -

235 bool unlocked = false; -

236

if (d->accessCount > 0

d->accessCount > 0

Description

TRUE

evaluated 1685842 times by 357 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

FALSE

evaluated 330522 times by 564 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

) {

330522-1685842

237 -

238

if (d->recursive

d->recursive

Description

TRUE

evaluated 105 times by 5 tests

Evaluated by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

FALSE

evaluated 1685737 times by 357 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

) {

105-1685737

239 Qt::HANDLE self = QThread::currentThreadId(); -

240 QHash<Qt::HANDLE, int>::iterator it = d->currentReaders.find(self); -

241

if (it != d->currentReaders.end()

it != d->currentReaders.end()	Description
TRUE	evaluated 105 times by 5 tests Evaluated by: tst_QAbstractFileEngine tst_QDirIterator tst_QFile tst_QReadWriteLock tst_QWaitCondition
FALSE	never evaluated

) {

0-105

242

if (--

--it.value() <= 0	Description
TRUE	evaluated 86 times by 5 tests Evaluated by: tst_QAbstractFileEngine tst_QDirIterator tst_QFile tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 19 times by 4 tests Evaluated by: tst_QAbstractFileEngine tst_QFile tst_QReadWriteLock tst_QWaitCondition

it.value() <= 0

--it.value() <= 0	Description
TRUE	evaluated 86 times by 5 tests Evaluated by: tst_QAbstractFileEngine tst_QDirIterator tst_QFile tst_QReadWriteLock tst_QWaitCondition
FALSE	evaluated 19 times by 4 tests Evaluated by: tst_QAbstractFileEngine tst_QFile tst_QReadWriteLock tst_QWaitCondition

)

19-86

243

d->currentReaders.erase(it);

Executed by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

244

}

executed 105 times by 5 tests: end of block

Executed by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

105

245

}

executed 105 times by 5 tests: end of block

Executed by:

tst_QAbstractFileEngine
tst_QDirIterator
tst_QFile
tst_QReadWriteLock
tst_QWaitCondition

105

246 -

247 unlocked = --d->accessCount == 0; -

248

}

executed 1685842 times by 357 tests: end of block

Executed by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
tst_QButtonGroup
...

else if (d->accessCount < 0

d->accessCount < 0

Description

TRUE

evaluated 330522 times by 564 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

FALSE

never evaluated

&& ++

++d->accessCount == 0

Description

TRUE

evaluated 330510 times by 564 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

FALSE

evaluated 12 times by 2 tests

Evaluated by:

tst_QReadWriteLock
tst_QWaitCondition

d->accessCount == 0

++d->accessCount == 0

Description

TRUE

evaluated 330510 times by 564 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

FALSE

evaluated 12 times by 2 tests

Evaluated by:

tst_QReadWriteLock
tst_QWaitCondition

) {

0-1685842

249 -

250 unlocked = true; -

251 d->currentWriter = 0; -

252

}

executed 330510 times by 564 tests: end of block

Executed by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

330510

253 -

254

if (unlocked

unlocked

Description

TRUE

evaluated 1872432 times by 570 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

FALSE

evaluated 143932 times by 10 tests

Evaluated by:

tst_QAbstractFileEngine
tst_QDBusConnection
tst_QDBusThreading
tst_QFile
tst_QHttpNetworkConnection
tst_QMetaType
tst_QNetworkReply
tst_QReadWriteLock
tst_QWaitCondition
tst_Spdy

) {

143932-1872432

255

if (d->waitingWriters

d->waitingWriters

Description

TRUE

evaluated 6953 times by 5 tests

Evaluated by:

tst_QDBusConnection
tst_QDBusThreading
tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

FALSE

evaluated 1865479 times by 570 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

) {

6953-1865479

256 d->writerWait.wakeOne(); -

257

}

executed 6953 times by 5 tests: end of block

Executed by:

tst_QDBusConnection
tst_QDBusThreading
tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

else if (d->waitingReaders

d->waitingReaders

Description

TRUE

evaluated 217 times by 3 tests

Evaluated by:

tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

FALSE

evaluated 1865262 times by 570 tests

Evaluated by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

) {

217-1865262

258 d->readerWait.wakeAll(); -

259

}

executed 217 times by 3 tests: end of block

Executed by:

tst_QMetaType
tst_QReadWriteLock
tst_QWaitCondition

217

260

}

executed 1872432 times by 570 tests: end of block

Executed by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

1872432

261

}

executed 2016364 times by 570 tests: end of block

Executed by:

tst_Gestures
tst_Lancelot
tst_ModelTest
tst_NetworkSelfTest
tst_QAbstractButton
tst_QAbstractFileEngine
tst_QAbstractItemModel
tst_QAbstractItemView
tst_QAbstractNetworkCache
tst_QAbstractProxyModel
tst_QAbstractScrollArea
tst_QAbstractSlider
tst_QAbstractSpinBox
tst_QAbstractTextDocumentLayout
tst_QAccessibility
tst_QAction
tst_QActionGroup
tst_QAlgorithms
tst_QAnimationGroup
tst_QApplication
tst_QArrayData
tst_QArrayData_StrictIterators
tst_QAsn1Element
tst_QBackingStore
tst_QBoxLayout
...

2016364

262 -

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