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From: "Basil L. Contovounesios" <contovob@tcd.ie>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 48201@debbugs.gnu.org, Boruch Baum <boruch_baum@gmx.com>
Subject: bug#48201: bug(s) in underline-region
Date: Mon, 03 May 2021 23:31:09 +0100	[thread overview]
Message-ID: <87zgxbxxea.fsf@tcd.ie> (raw)
In-Reply-To: <83wnsf66vo.fsf@gnu.org> (Eli Zaretskii's message of "Mon, 03 May 2021 20:53:47 +0300")

Eli Zaretskii <eliz@gnu.org> writes:

>> Date: Mon, 3 May 2021 13:27:53 -0400
>> From: Boruch Baum <boruch_baum@gmx.com>
>> 
>> The functions of package underline region doesn't check whether it's
>> operations will work in the user's terminal or GUI environment. When I
>> try using the feature in emacs-nox, it replaces the region with
>> what is for that environment interleaved garbage in the form of "_\b".
>
> AFAIU, this package does that 100% intentionally.

I believe so too: it's a kind of backspace overstriking referred to by
termcap/nroff/ul.  A variation is often seen in the output of fortune.

See e.g.:
- https://www.emacswiki.org/emacs/UnterminalString
- https://unix.stackexchange.com/q/274658/230197

-- 
Basil





  reply	other threads:[~2021-05-03 22:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-03 17:27 bug#48201: bug(s) in underline-region Boruch Baum
2021-05-03 17:53 ` Eli Zaretskii
2021-05-03 22:31   ` Basil L. Contovounesios [this message]
2021-09-19 17:07     ` Stefan Kangas
2021-09-19 17:31       ` Eli Zaretskii
2021-09-19 20:26         ` Stefan Kangas

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