[RFC] xkb: processInputProc wrapping and FreezeThaw

Daniel Stone daniel at fooishbar.org
Thu Mar 27 22:25:37 PDT 2008

On Fri, Mar 28, 2008 at 12:55:40AM -0400, Thomas Jaeger wrote:
> If FreezeThaw is called inside a UNWRAP_PROCESS_INPUT_PROC /
> COND_WRAP_PROCESS_INPUT_PROC pair, the X server might be left in a
> broken state.  This problem was addressed in commit
> 50e80c39870adfdc84fdbc00dddf1362117ad443 [1], but the workaround doesn't
> cover all possible cases.  There is a bug that is fairly easy to
> reproduce [2,3] where the server will autorepeat a key forever if it is
> released under load and compiz is running.
> The attached patch tries to offer a complete solution to the problem,
> implemented as follows.  The UNWRAP/COND_WRAP macros set both
> realInputProc and processInputProc, unless "regular" input processing is
> suspended currently suspended (this is the case if processInputProc !=
> realInputProc), in which case only realInputProc is updated.

I've been looking at this one myself, so I'll check out your patch on
the train.  Thanks.

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