Subject: Re: bug#9987: closed (Re: bug#9987: [PATCH] groups, id: add -0, --null option)

From: Pádraig Brady <[email-masked]>
Date: Sun, 22 Sep 2013 03:22:19 +0100

On 09/22/2013 03:08 AM, Linda Walsh wrote:
> 
> 
> GNU bug Tracking System wrote:
>> Your bug report
>>
>> #9987: RFE: 'groups' command ADD command switches "-0", and "-1"
>>
>> which was filed against the coreutils package, has been closed.
>>
>> The explanation is attached below, along with your original report.
>> If you require more details, please reply to [email-masked].
> ----
> + id accepts a new option: --zero (-z) to delimit the output entries by
> + a NUL instead of a white space character.
> ----
> 
> Curious: how many commands use "-z" to emit output with "0"
> termination vs. something commands that have switches with "0" in them?

=== -0 ===
du (since v5.1.0) (POSIX doesn't mention -0)
env (since v8.0)
printenv (since v8.0)

=== -z ===
basename
dirname
id
join
readlink
realpath
shuf
sort
uniq

sed
grep