Julian Brost a8cc5dff89 Prevent ObjectLock from being copied
Copying an ObjectLock results in the underlying mutex being unlocked too often.
There's also no good reason for copying a scoped locking class (if at all, it
should be moved).
2022-12-08 15:48:01 +01:00
..
2022-12-08 15:48:01 +01:00