Subject: bug#67626: column with -t and piped extends a single line file into multiple lines

From: Pádraig Brady <[email-masked]>
Date: Mon, 4 Dec 2023 17:08:19 +0000

tag 67626 notabug
close 67626
stop

On 04/12/2023 16:43, Remigiusz Suwalski via GNU coreutils Bug Reports wrote:
> Hi,
> today I have discovered accidentally that column utility behaves oddly when piped to another command, as shown on example below. I am not sure whether this is a bug or intended behaviour.
> 
> First "column" built from sources (commit https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git/commit/?id=94feb5a20d23904cc15cd857c4e00f35f495116c):
> $ echo '_ __ ___ ________ __________ ________' | ./column -t | nl # strange
> 1 __
> 2 ___
> 3 ___
> 4 _________
> 5 __________
> 6 _______

Bugs for column(1) should go to:

       E-MAIL: [email-masked]
       Web:    https://github.com/util-linux/util-linux/issues

cheers,
Pádraig