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Function members

• union semun
  
  • int val
  • struct semid_ds* buf
  • unsigned short* array
  • struct seminfo* buf

public

• TArtSemaphore(int semkey)
• ~TArtSemaphore
• void Lock()
• void UnLock()
• bool IsValid()

private

• int fKey
• int fID
• bool fIsValid
• struct sembuf fSemaphore

Function documents

• TArtSemaphore(int semkey)
  Generate semaphore associated semkey and assign true to fIsValid.
• void Lock()
  Lock semaphore.
• void UnLock()
  Unlock semephore.
• bool IsValid()
  Return fIsValid.