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c++ Programming Glossary: hmutexCan someone Explain Mutex and how it is used? http://stackoverflow.com/questions/3528877/can-someone-explain-mutex-and-how-it-is-used using namespace std BOOL FunctionToWriteToDatabase HANDLE hMutex DWORD dwWaitResult Request ownership of mutex. dwWaitResult.. ownership of mutex. dwWaitResult WaitForSingleObject hMutex handle to mutex 5000L five second time out interval switch dwWaitResult.. Release ownership of the mutex object. if ReleaseMutex hMutex Deal with error. break Cannot get mutex ownership due to..
How to Run Only One Instance of Application http://stackoverflow.com/questions/4191465/how-to-run-only-one-instance-of-application HINSTANCE LPSTR int try Try to open the mutex. HANDLE hMutex OpenMutex MUTEX_ALL_ACCESS 0 MyApp1.0 if hMutex Mutex doesn.. HANDLE hMutex OpenMutex MUTEX_ALL_ACCESS 0 MyApp1.0 if hMutex Mutex doesn ™t exist. This is the first instance so create the.. ™t exist. This is the first instance so create the mutex. hMutex CreateMutex 0 0 MyApp1.0 else The mutex exists so this is the..
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