Re: NSImage from bitmap - then delete bitmap
Re: NSImage from bitmap - then delete bitmap
- Subject: Re: NSImage from bitmap - then delete bitmap
- From: Alan Snyder <email@hidden>
- Date: Fri, 22 Jul 2016 09:38:37 -0700
> On Jul 22, 2016, at 7:45 AM, Trygve Inda <email@hidden> wrote:
>
> Because the main thread sometimes needs to ask the worker threads to
> terminate. If it does this after performOnMainThread has been called by a
> worker thread, but before the main thread has processed it, then the main
> thread will block waiting for the worker thread to exit, but the worker
> thread has already blocked when it called performOnMainThread.
>
> Very rare, but it can happen.
This sounds like a bug to me.
Would this work: The worker thread could set a flag before it calls performOnMainThread and your thread termination code could do something different when this flag is set.
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