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From: ralphw@ius2.cs.cmu.edu (Ralph Hyre)
Newsgroups: comp.os.minix
Subject: Re: MINIX VS XINU
Message-ID: <1053@ius2.cs.cmu.edu>
Date: Thu, 22-Jan-87 00:21:03 EST
Article-I.D.: ius2.1053
Posted: Thu Jan 22 00:21:03 1987
Date-Received: Thu, 22-Jan-87 04:38:34 EST
References: <3862@sdcrdcf.UUCP>
Distribution: world
Organization: Carnegie-Mellon University, CS/RI
Lines: 32

In article <3862@sdcrdcf.UUCP> davem@sdcrdcf.UUCP (David Melman) writes:
>
>I'm curious how the goals and purpose of Comer's Xinu operating system
>(Operating System Design, the Xinu Approach) differ from Tanenbaum's Minix.
>
>A few things they do have in common are:
>	1) They both run on micros
>	2) They both are a rewritten simplification of Unix
>	3) They both are intended to be educational

And they're both 'published' by Prentice-Hall.
You apparently need a UNIX source license to get a XINU distribution
tape from Prentice-Hall.  This is a diasadvantage.
It will be interesting to see if the publisher will continue to support
a product with such restrictions.

Here is an excerpt from the article I saw that mentioned XINU.

]Date: Wed, 20 Nov 1985 18:16-EST
]From: th@python.UUCP (T. Hartnett)
]To: ralphw@ius2.cs.cmu.edu.ARPA
]Subject: A vote for net.os (and some XINU)
]Message-ID: <net.unix/4328>
.... 
]	If you are working with an LSI-11, most everything is done for you
]already.  You just have to get a hold of the distribution tape from Prentice-
]Hall (it's  approx. $60 plus a copy of your UNIX license).
-- 
					- Ralph W. Hyre, Jr.

Internet: ralphw@ius2.cs.cmu.edu    Phone: (412) 268-2847 [CMU-BUGS], 268-3275
Amateur Radio: KA3PLY temporary KT (c/o W3VC, CMU Radio Club, Pittsburgh, PA)