bug#65360: emacs 29.1 with MSYS2: vertical scrolling with touchpad not working

[Vincent Torri]

On Fri, Aug 18, 2023 at 8:56 AM Eli Zaretskii <eliz@gnu.org> wrote:
>
> > From: Vincent Torri <vincent.torri@gmail.com>
> > Date: Fri, 18 Aug 2023 08:41:05 +0200
> > Cc: 65360@debbugs.gnu.org
> >
> > maybe it will be simpler for me to compile emacs and debug it directly
> > with some printf(). At least i know where to look at now
>
> That can also be done, with the caveats that:
>
>   . to look at some variable, you will have to add code and recompile
>     Emacs

normally, make will recompile only what is needed, one file

>   . if the function(s) in question are invoked frequently when you
>     scroll, you will have a lot of output, without a good way of
>     knowing which output was caused by which UI gesture

well, there will not a lot of output : just scrolling once to the
bottom is problematic

> But that doesn't make printf-debugging impossible, so if it's easier
> for you, let's try that!

i'll inform you about what I get

Vincent