From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3A1ECE571; Wed, 16 Apr 2025 05:07:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744780055; cv=none; b=U6Ze4/Rd+cghxvuVr1N4HW5/ymVzHYFx3flACeQ+hN2h6xvQww0/WxlNwkqLcJa4Xlt4rVlQGRaPpl/e9/9fADfdKQZ5HI6VL3VHJXsyNA+pfJlEQeRbYzi+wIs09YVdpD6g29DJbi0qTAKaJ4/WmJGbc63PqINvTKS+bWx6eT8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744780055; c=relaxed/simple; bh=v0Ke97NLd2EdCzfAPDQIPX5lRbp99dtTBJxxAWaIXNE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=bEgRDaaUy6TUDCJb+mBqf3Oy2seV/vjvdYc9O/xkcWpu7Nz9Mnh4b7l/f8WEhiKHXtQvR7ce9O9RKX+lIjMjbTR8aMSQeAoKTaEp9uucX2XcO92WX2hbfDcH+GfyXtaY7Wlv7E1/4e8ZaOjY5RNgiGbThdDQlBba4I2o74ZIAZs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dl/1cHB/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dl/1cHB/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EAC4AC4CEE2; Wed, 16 Apr 2025 05:07:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744780055; bh=v0Ke97NLd2EdCzfAPDQIPX5lRbp99dtTBJxxAWaIXNE=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=dl/1cHB/sMExolklHxraVcp2ji+vkbVlqEmsBnUz4XMZJQpHiw5HT3ukKFkliL4Rq /HRGEU6oROa+VZgMFFqJE3Z2Px84++Ywfwtd3703p8uwoAhUJ+7oLnW7LMjRAbofHb wbBY9FZyiK3Ozs3Kl0kZDdwzUmHY7tluwD/jdxLKYcUQHtQGhIpqbhiZR0EFYQ2dqu E/VpAbsSZIZRuLO1ospg4r9mQmQUwATvZB0uZxCi+5dVa7HgJI1POVAz100I+/6yQI xt1/JBICRQoO+TlBTvjhQ0qHlcMU5Mpn/BpoUZoUuZDjgw7Kt278j0aMRM3Tn1oKib V02vuNz4E4TSw== Message-ID: <22d819bf-a62f-4ce0-b970-486f28bb7de1@kernel.org> Date: Wed, 16 Apr 2025 07:07:32 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 10/13] vt: pad double-width code points with a zero-width space To: Nicolas Pitre , Greg Kroah-Hartman Cc: Nicolas Pitre , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250415192212.33949-1-nico@fluxnic.net> <20250415192212.33949-11-nico@fluxnic.net> Content-Language: en-US From: Jiri Slaby Autocrypt: addr=jirislaby@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 15. 04. 25, 21:17, Nicolas Pitre wrote: > From: Nicolas Pitre > > 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 Reviewed-by: Jiri Slaby -- js suse labs