does anyone know why the rust `Logger` struct has an `Atomic

Question

does anyone know why the rust `Logger` struct has an `AtomicBool` field `show rust 3rdparty logs` specifically why this needs to be an atomic bool

average-vr-56795 · Answer

Pretty sure it s too avoid needing to acquire a mutex every time we log

average-vr-56795 · Answer

We don t know at initialisation time what value that should take because we init the engine before we parse flags maybe

average-vr-56795 · Answer

So we can t set it right at construction time

average-vr-56795 · Answer

And if we changed it in a non atomic way all reads would need at least an RW mutex around them

average-vr-56795 · Answer

Using atomics means we can avoid that mutex