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From: Clem Cole <clemc@ccc.com>
To: arnold@skeeve.com
Cc: tuhs@minnie.tuhs.org, coff@minnie.tuhs.org, gtaylor@tnetconsulting.net
Subject: Re: [COFF] [TUHS] Will someone please explain the history and usage of gpasswd / newgrp / sg?
Date: Mon, 15 Nov 2021 16:37:55 -0500	[thread overview]
Message-ID: <CAC20D2PvuBOdeRjgyGmKcbG-_QKrZauYfDte0+xtW8K3mfBHkg@mail.gmail.com> (raw)
In-Reply-To: <202111152017.1AFKH9Om032644@freefriends.org>


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Fair enough.
ᐧ

On Mon, Nov 15, 2021 at 3:17 PM <arnold@skeeve.com> wrote:

> Clem Cole <clemc@ccc.com> wrote:
>
> > I'm sure it was used in many other ways, but that was certainly one
> scheme
> > we used at UCB when wnj added them.  Again check the 4.2 docs, where the
> > BSD group scheme is explained.   This did seem useful and System V picked
> > it up also fairly soon after BSD released it to the world, and
> fortunately
> > did not change the BSD semantics.
>
> Not so soon, really. The new group scheme was widely released with
> 4.2 BSD (~ 1983). System V didn't pick up multiple groups until
> System V Release 4, circa 1989.
>
> Arnold
>

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      reply	other threads:[~2021-11-15 21:39 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-15 16:11 [COFF] " Grant Taylor via COFF
2021-11-15 16:26 ` Arrigo Triulzi via COFF
2021-11-15 18:29 ` Clem Cole
     [not found]   ` <CAEdTPBeNo-4vEVxxMzDTL_YYWvPb9VgMGTJBs7RaQhcDeJzeAg@mail.gmail.com>
2021-11-15 18:51     ` [COFF] [TUHS] " Clem Cole
2021-11-15 18:54       ` Warner Losh
2021-11-15 18:56       ` Clem Cole
2021-11-15 20:17   ` arnold
2021-11-15 21:37     ` Clem Cole [this message]

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