• Open Menu Close Menu
  • Apple
  • Shopping Bag
  • Apple
  • Mac
  • iPad
  • iPhone
  • Watch
  • TV
  • Music
  • Support
  • Search apple.com
  • Shopping Bag

Lists

Open Menu Close Menu
  • Terms and Conditions
  • Lists hosted on this site
  • Email the Postmaster
  • Tips for posting to public mailing lists
Re: NSImage from bitmap - then delete bitmap
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

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.

_______________________________________________

Cocoa-dev mailing list (email@hidden)

Please do not post admin requests or moderator comments to the list.
Contact the moderators at cocoa-dev-admins(at)lists.apple.com

Help/Unsubscribe/Update your Subscription:

This email sent to email@hidden


  • Follow-Ups:
    • Re: NSImage from bitmap - then delete bitmap
      • From: Alan Snyder <email@hidden>
References: 
 >Re: NSImage from bitmap - then delete bitmap (From: Trygve Inda <email@hidden>)

  • Prev by Date: Re: Do Debug Apps Expire on iOS?
  • Next by Date: Re: NSImage from bitmap - then delete bitmap
  • Previous by thread: Re: NSImage from bitmap - then delete bitmap
  • Next by thread: Re: NSImage from bitmap - then delete bitmap
  • Index(es):
    • Date
    • Thread