Warning: evdev changes - no auto-grabs anymore

Daniel Stone daniel at fooishbar.org
Thu Aug 14 08:04:22 PDT 2008

On Thu, Aug 14, 2008 at 04:54:05PM +0200, Michel Dänzer wrote:
> On Thu, 2008-08-14 at 14:13 +0930, Peter Hutterer wrote:
> > Just a warning to all evdev users. I just pushed a fix to disable device grabs
> > by default to evdev git (not X active/passive grabs, EVIOCGRAB ones).
> > 
> > Why? 
> > If you grab a device, you will stop it from sending events to /dev/input/mice,
> > /dev/kbd, but breaks other (virtual) devices such as the Macintosh mouse
> > button emulation and rfkill.
> Sounds good, but unfortunately, this change seems to cause trouble of
> its own, namely that hitting ctrl-C terminates the X server - not very
> useful. :) It looks like all the input intended for the X server also
> goes to a VT (I can briefly see fragments of what I typed before hitting
> ctrl-C until the server restarts), and that's probably how the ctrl-C
> results in a SIGTERM to the X server.

Yep.  Obvious and not even remotely tested patch:

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