linux-kernel - Re: [PATCH v2 10/13] vt: pad double-width code points with a zero-width space

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Message-ID: <22d819bf-a62f-4ce0-b970-486f28bb7de1@kernel.org>
Date: Wed, 16 Apr 2025 07:07:32 +0200
From: Jiri Slaby <jirislaby@...nel.org>
To: Nicolas Pitre <nico@...xnic.net>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Nicolas Pitre <npitre@...libre.com>, linux-serial@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 10/13] vt: pad double-width code points with a
 zero-width space

On 15. 04. 25, 21:17, Nicolas Pitre wrote:
> From: Nicolas Pitre <npitre@...libre.com>
> 
> In the Unicode screen buffer, we follow double-width code points with a
> space to maintain proper column alignment. This, however, creates
> semantic problems when e.g. using cut and paste.
> 
> Let's use a better code point for the column padding's purpose i.e. a
> zero-width space rather than a full space. This way the combination
> remains with a width of 2.
> 
> Signed-off-by: Nicolas Pitre <npitre@...libre.com>

Reviewed-by: Jiri Slaby <jirislaby@...nel.org>


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