[ale] Differences in UNIX & UNIX-like systems...
Randal Jarrett
rsj at radio.org
Wed Oct 18 22:17:13 EDT 2006
One of my earlier systems, a 6809 ss50 bus system running Microware's
OS9 OS had many of the UNIX utilities and it had VI! A multi-tasking,
multi-user OS on a 8bit cpu.
On Wed, 2006-10-18 at 19:52 -0400, Jeff Hubbs wrote:
> I remember using emacs on my Amiga, which I obtained c. 1986-1987. I
> knew at the time that it was a derivation of something from UNIX-land.
>
> Michael B. Trausch wrote:
> > Jeff Lightner wrote:
> >
> >> Most Linux commands are either clones of or derived from UNIX
> >> commands of the same name. Since UNIX has been around for more than
> >> 30 years most of your favorites predate Linux. I will say that for
> >> the most part the features in the Linux versions of commands are
> >> broader than those of their UNIX counterparts. (Of course even the
> >> UNIX variants don't always have the same options for the same named
> >> commands.)
> >>
> >>
> >
> > Yeah, that's very true. When I worked for IBM, I found many variants of
> > UNIX systems that forced me to read man pages to learn how to do things
> > that I thought I knew how to do quite well. :->
> >
> > I like that Linux has "multiple" personalities with many of the tools
> > that are in use. For example, 'ps' supports both BSD and AT&T UNIX
> > syntax, and that rocks, because I had to learn BSD (I think? Whichever
> > one it was that used 'ps -ef' instead of 'ps axu') syntax when I was
> > working at IBM, and I started typing things that way on my systems at
> > home, mostly out of habit. And, surprisingly, it worked as I expected,
> > even though that's not what I was expecting! :-)
> >
> > It would seem that Linux is definitely a superset, at least, in most
> > areas. Lately, though, I am thinking that the ultimate system is a
> > FreeBSD kernel, paired with the GNU utilities in the userland... Well,
> > at least on servers. I haven't tried such a pairing on my desktop
> > machine... yet. I might at some point, if I can ever get a secondary
> > machine again.
> >
> > -- Mike
> >
> >
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--
Randy Jarrett K4RSJ
Randy's Ham Shack
<rsj at radio.org>
FWD# 654871
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