Struct Semaphore
A synchronization semaphore.
struct Semaphore
;
A synchronization semaphore which can be used to synchronize multiple Thread
s. Initialized to zero on creation. Be careful to avoid deadlocks. For a binary version, see Mutex
.
Methods
Name | Description |
---|---|
post
|
Lowers the Semaphore , allowing one more thread in. Returns constant OK on success, constant ERR_BUSY otherwise.
|
wait
|
Tries to wait for the Semaphore , if its value is zero, blocks until non-zero. Returns constant OK on success, constant ERR_BUSY otherwise.
|