Script.lock_semaphore

Script.lock_semaphore

Script.lock_semaphore(semaphore, value)

Lock semaphore with a specified value.

This instruction locks the given semaphore with a specified value. It will block the thread until the semaphore is set to the specified value. The semaphore is a global int32 variable and semaphore should be an expression that evaluates to the address of the semaphore variable.

Parameters:
  • semaphore (Expr) – The expression that evaluates to the address of the semaphore variable.

  • value (Expr | int) – The value to lock the semaphore with. This can be an integer or an expression that evaluates to an 32-bit signed integer.

Return type:

None

Notes

  • Thread group: Must be executed by a single thread (use self.single_thread()).