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47 QMutexPrivate::QMutexPrivate()
50 event = CreateEvent(0, FALSE, FALSE, 0);
52 qWarning("QMutexPrivate::QMutexPrivate: Cannot create event");
55 QMutexPrivate::~QMutexPrivate()
60 void QMutexPrivate::wait()
62 WaitForSingleObject(event, INFINITE);
65 void QMutexPrivate::wakeUp()
70 //----------------------------------------------------------------------
72 class QCriticalSection
75 QCriticalSection() { InitializeCriticalSection(§ion); }
76 ~QCriticalSection() { DeleteCriticalSection(§ion); }
77 void lock() { EnterCriticalSection(§ion); }
78 void unlock() { LeaveCriticalSection(§ion); }
81 CRITICAL_SECTION section;
84 static QCriticalSection qAtomicCriticalSection;
86 bool QAtomicInt::testAndSet(int expectedValue,int newValue)
88 bool returnValue = false;
89 qAtomicCriticalSection.lock();
90 if (m_value == expectedValue)
95 qAtomicCriticalSection.unlock();
99 int QAtomicInt::fetchAndAdd(int valueToAdd)
102 qAtomicCriticalSection.lock();
103 returnValue = m_value;
104 m_value += valueToAdd;
105 qAtomicCriticalSection.unlock();