Subject: Re: bug#48148: 27.2; ox-ascii breaks TITLE line wrongly when 2 width char is used

From: Eli Zaretskii <[email-masked]>
Date: Sun, 02 May 2021 19:11:49 +0300

> From: Nicolas Goaziou <[email-masked]>
> Cc: [email-masked],  [email-masked]
> Date: Sun, 02 May 2021 17:56:04 +0200
> 
> More than the width of the text, I'm interested in the
> ratio between the width of the text and the width of an underline
> character (assuming monospace).

And that is rarely 2 for double-width characters.  Especially if the
underline and the double-width characters are displayed using
different fonts.

> The string may not be displayed at all. Since it is the output of an
> export process, it could, e.g., be written to a file.

If that text file can be displayed using some software you know
nothing about, then this problem doesn't have an accurate solution,
only approximate ones.