[BUG] another victim for the X11 popup hang

[Thomas Adam]

2009/7/30 Peter Jakobi <jakobi at acm.org>:
> On Thu, Jul 30, 2009 at 03:20:35PM +0100, Thomas Adam wrote:
>> 2009/7/29 Peter Jakobi <jakobi at acm.org>:
>> > I'm  another  victim  that has disable the menu / popups in  urxvt  in
>> > order to use urxvt.
>>
>> Yes, I reported this ages ago, and looked into it myself.  From what I
>> can recall there was an odd poll() happening just *before* it froze,
>> but I was unable to reproduce it each time.
>
> The  bugs  really well-behaved in my case: 100% reliable hang -  let's
> see whether we can take advantage of that :)
>
> strace -o LOG.strace.hang-f   -f urxvt -e /bin/dash
> strace -o LOG.strace.hang        urxvt -e /bin/dash
> strace -o LOG.strace.nohang-f -f urxvt -e /bin/dash
> strace -o LOG.strace.nohang      urxvt -e /bin/dash
>
> The   difference   between   hang/nohang  is  typing  exit   vs   just
> CTRL-RIGHTBUTTON/kill.
>
> Let's use the ubuntu bug report to collect the traces:
>
> https://bugs.launchpad.net/ubuntu/+source/rxvt-unicode/+bug/317366
> http://launchpadlibrarian.net/29729342/straces.tbz

Please try the following patch attached.

-- Thomas Adam
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