Path: utzoo!attcan!uunet!pplace!khaw
From: khaw@pplace.COM (Mike Khaw)
Newsgroups: comp.sys.apollo
Subject: Re: tar and /dev/rct12
Message-ID: <531@parcplace.pplace.COM>
Date: 8 Jun 89 22:51:15 GMT
References: <6592@sdcsvax.UCSD.Edu>
Distribution: na
Organization: ParcPlace Systems, Palo Alto, CA
Lines: 24

<6592@sdcsvax.UCSD.Edu>, by markley@celece.ucsd.edu (Mike Markley):
+ In article <526@parcplace.pplace.COM> khaw@pplace () writes:
+>Domain_OS 10.1, DN4500, bsd environment.
+>
+>I just made a tar tape using:
+>
+>	tar cf /dev/rct12 .
+>	cd somewhere else
+>	tar cf /dev/rct12
+>
+>(rct12 is the non-rewinding 1/4" cart. tape drive device file).
+                ^^^^^^^^^^^^^
+ This is the problem.  You must first rewind the tape.  I agree
+ that tar is broken if it doesn't understand that the tape needs
+ to be rewound.

No, my intent was to write a second tar archive on the tape, and it
apparently did that correctly, because I was able to read the 2 tar
archives on a Sun using its nonrewinding device file.  It seems to me
what an Apollo can write, it should be able to read back.

Mike Khaw
ParcPlace Systems, 1550 Plymouth St., Mountain View, CA 94043	415/691-6749
Domain=khaw@parcplace.com, UUCP={uunet,sun,decwrl}!parcplace!khaw