On Tue, Oct 18, 2016 at 3:53 PM, Ryan Gardner <rwgard...@gmail.com> wrote:

> The documentation for Julia 0.5.0 says that the lock returned by
> ReentrantLock() "is NOT threadsafe" ( http://docs.julialang.org/en/
> release-0.5/stdlib/parallel/ see ReentrantLock()) .  What does that
> mean?  I interpret it to mean that I cannot safely call lock or unlock
> simultaneously with different threads, but then what good would the lock be
> at all?

Don't use that lock for threads. It's for tasks.

> In any case, I need a reliable mutex-style lock, but am using Julia 0.4.3
> where there is no Mutex, as far as I can tell.  Can I use ReentrantLock and
> lock and unlock?  Thanks.

There's no threading support on 0.4

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