Adjustments for signal handling

[Oswald Buddenhagen]

On Thu, Nov 27, 2008 at 05:00:04PM +0200, Thiago Macieira wrote:
> Oswald Buddenhagen wrote:
> >the qtimer won't help when the application blocks in an x call until a
> >network connection breakdown is noticed. this case cannot be serialized
> >properly. and _exit() cannot be used as-is, as we have an atexit()
> >function installed (to remove an entire directory). this would have to
> >be refactored accordingly.
> 
> Won't the X11 library return if it's interrupted by a signal handler?
> 
that would make them fail on sigchld and other non-fatal signals.
looking at the backend code, the traditional way to deal with it is
longjmp(). yay.
we could simply require xcb and make it all async ...

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