Bug#1052198: libvte-2.91-0: swallowed characters on libreadline editing

[Christoph Anton Mitterer]

On Thu, 2023-09-21 at 23:31 +0200, Egmont Koblinger wrote:
> VTE's emulation behavior didn't change recently. Bash/Readline could
> have changed, I don't know (might be interesting to check their
> Ubuntu
> packages' changelogs).

What I did notice that libvte and gnome-terminal packages were both
updated recently, and I think I gnome-terminal packages were only
updated a few days after.
But that still doesn't explain, why it suddenly happened with the old
libvte packages.


> Or you're executing somewhat different steps.
> 
> If the printed prompt is exactly the same (including all the bells
> and
> whistles that it prints, like the username, hostname, working
> directory, previous command's exit value, background job stuff), and
> the terminal width is exactly the same (is it?), and you're pressing
> the same keys to invoke the same previous commands or editing the
> current command in the exact same way, then you should see the exact
> same behavior. Any difference in any of these could make the bug
> appear or vanish.

At least I wouldn't be aware of doing anything differently.


> Also make sure that the previous command's output ended with a
> newline, that is, the prompt begins in the first column. Otherwise
> it's common to see misbehavior while editing.

That's clear, and that was definitely not the case.


> By now we are sure that we're talking about two separate issues. The
> line editing misbehavior is surely independent from Samuel's patch.

I guess so, too.



Thanks,
Chris.