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CMDSemRequest

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The CMDSemRequest function requests a RAM semaphore.

Syntax

  
USHORT FAR CMDSemRequest(  
ULONG FAR   
*ramSem,   
ULONG timeOut   
);

Parameters

ramSem
Address of the semaphore.

timeOut
Length of time in milliseconds to wait before returning.

Return Value

0
OK.

ERROR_SEM_TIMEOUT
Time-out expired before semaphore operation completed.

ERROR_SEM_OWNED
This thread or another thread owns the semaphore, and the calling thread specified zero time-out.