From: Job Snijders <job@openbsd.org>
Subject: Re: responsive watch wip
To: Ted Unangst <tedu@tedunangst.com>, tech@openbsd.org
Date: Thu, 19 Jun 2025 21:29:52 +0000

On Sun, Jun 15, 2025 at 11:01:26AM +0200, Florian Obser wrote:
> On 2025-06-14 13:50 -04, "Ted Unangst" <tedu@tedunangst.com> wrote:
> > I think I've figured out most of the interactions. Pause, update, etc.
> >
> > Also should support unicode now.
> 
> This is not working correctly.
> 
> consider this file:
> $ cat test.txt
> line 1
> 
> line 2
> 
> line 3
> 
> And then run obj/watch cat test.txt
> 
> you get
> 
> line 1
> 
> scroll down once, you get an empty screen, scroll down once more you get
> 
> line 2
> 
> ... and so on.
> There seems to be some confusing about empty lines.

It seems that in child_input() on the "if (wc == '\n')" path before the
'continue' statement adding something like "(*buf)[l][c] = wc;" helps a bit.

But 'watch traceroute www.ripe.net' still is slightly strange: starting
on the second invocation the 'traceroute to' header line appears.

Kind regards,

Job