Re: Random idea: Debugging `quit'

[Antoine Levitt]

11/09/11 09:58, Andreas Schwab
> Lars Magne Ingebrigtsen <address@hidden> writes:
>
>> So wouldn't it be nice if we could say, for instance, `C-u C-g' to get a
>> debugging `quit'?  Or perhaps `C-u 6 6 6 C-g', or whatever deemed
>> necessary to avoid annoying people...
>
> That's really hard to do since quit-char is very special.  It can only
> be a single character and it is handled very low in the keyboard
> handler.
>
> Andreas.

Is it feasible to instead add a third value to debug-on-quit that'd only
popup a debug window if emacs isn't waiting on user input? So
"problematic" uses of C-g (break out of an infinite loop, or external
process) would run the debugger, but C-x C-f C-g wouldn't.