[Xquartz-dev] Autolaunched X11 doesn't work with fast-user-switching

Merle Reinhart merlereinhart at mac.com
Sat Dec 15 20:14:04 PST 2007

The original Leopard X11 did not have this problem.  I don't have a  
Leopard with the version just prior to X11-2.1.1 at this point in time  
to determine if it was X11-2.1.1 where the problem occurred or not (I  
can probably get there by the end of the weekend).


On Dec 15, 2007, at 8:38 PM, Merle Reinhart wrote:

> I've been doing a bit more testing with X11-2.1.1 and find that the  
> autolaunching stuff doesn't work if one user already has the Xserver  
> started.  At that point, any other user logging in via fast-user  
> switching is not able to then use X11 (attempting to set DISPLAY to : 
> 1.0 and manually start X11.app winds up in an infinite loop with  
> Xquartz still trying to talk to the server at :0.0 which is owned by  
> the other user).
> At this point in time, I have not been about to find a workaround  
> that would allow more than one user to utilize X11.app at the same  
> time.  Could this be because launchd is explicitly hard-coded to  
> look at the :0 socket when the socket should increase based upon the  
> number of logged in users?
> This is potentially a problem with multi-user systems where X11 may  
> be needed.
> Merle
> _______________________________________________
> Xquartz-dev mailing list
> Xquartz-dev at lists.macosforge.org
> http://lists.macosforge.org/mailman/listinfo/xquartz-dev

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