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bug#48201: bug(s) in underline-region
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From: |
Basil L. Contovounesios |
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Subject: |
bug#48201: bug(s) in underline-region |
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Date: |
Mon, 03 May 2021 23:31:09 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
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