GNU bug report logs - #48201
bug(s) in underline-region

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Package: emacs;

Reported by: Boruch Baum <boruch_baum <at> gmx.com>

Date: Mon, 3 May 2021 17:29:01 UTC

Severity: normal

Tags: notabug

Done: Stefan Kangas <stefan <at> marxist.se>

Bug is archived. No further changes may be made.

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From: "Basil L. Contovounesios" <contovob <at> tcd.ie>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 48201 <at> debbugs.gnu.org, Boruch Baum <boruch_baum <at> gmx.com>
Subject: bug#48201: bug(s) in underline-region
Date: Mon, 03 May 2021 23:31:09 +0100
Eli Zaretskii <eliz <at> gnu.org> writes:

>> Date: Mon, 3 May 2021 13:27:53 -0400
>> From: Boruch Baum <boruch_baum <at> 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




This bug report was last modified 3 years and 304 days ago.

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