94 lines
1.9 KiB
C
94 lines
1.9 KiB
C
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#pragma once
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class CSyncLock
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{
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private:
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CRITICAL_SECTION m_Lock;
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public:
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CSyncLock()
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{
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BOOL bResult = InitializeCriticalSectionAndSpinCount(&m_Lock, 2000);
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ASSERT( bResult != FALSE );
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}
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~CSyncLock()
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{
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DeleteCriticalSection(&m_Lock);
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}
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/*LARGE_INTEGER liFrequency;
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LARGE_INTEGER liStartTime;
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LARGE_INTEGER liCurTime;*/
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inline void Lock()
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{
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//#ifdef _RDEBUG
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// QueryPerformanceFrequency(&liFrequency);
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// QueryPerformanceCounter(&liStartTime);
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//#endif
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EnterCriticalSection(&m_Lock);
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//#ifdef _RDEBUG
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// QueryPerformanceCounter(&liCurTime);
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// double dwTime = (double)1000.0 * ( liCurTime.QuadPart - liStartTime.QuadPart ) / ( liFrequency.QuadPart );
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// static double minTime = 20.0;
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// if( dwTime >= minTime ) {
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// char szProfileTestStr[256];
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// sprintf_s( szProfileTestStr, "Profiling Code Block / %s, %.2f ms \n", "Lock Delay", dwTime );
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// OutputDebugStringA( szProfileTestStr );
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// }
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//#endif
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}
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inline void UnLock()
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{
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LeaveCriticalSection(&m_Lock);
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}
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#if defined(_DEBUG)
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inline bool IsLock() const
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{
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// <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>尡 <20>̹<EFBFBD> <20>Ӱ豸<D3B0><E8B1B8><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>ִ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> üũ (20091110 b4nfter)
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return((0 < m_Lock.RecursionCount) && (::GetCurrentThreadId() == HandleToUlong(m_Lock.OwningThread)));
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}
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#endif // #if defined(_DEBUG)
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};
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//----------------------------------------------------------------------------
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template < class _T >
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class ScopeLock
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{
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public:
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ScopeLock( _T& LockObj, bool bEnable = true )
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: m_MonitorObj( &LockObj ), m_bEnable( (&LockObj) ? (bEnable):(false) )
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{
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if( m_bEnable ) {
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m_MonitorObj->Lock();
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}
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}
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ScopeLock( _T* LockObj, bool bEnable = true ) // Ŭ<><EFBFBD><F3BFA1BC><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>մϴ<D5B4>. by realgaia
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: m_MonitorObj( LockObj ), m_bEnable( (LockObj)?(bEnable):(false) )
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{
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̽<EFBFBD> <20>߰<EFBFBD> (20091110 b4nfter)
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if( m_bEnable ) {
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m_MonitorObj->Lock();
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}
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}
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~ScopeLock()
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{
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if( m_bEnable ) {
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m_MonitorObj->UnLock();
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}
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}
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private:
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_T* m_MonitorObj;
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bool m_bEnable;
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};
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