Article View: comp.std.unix
Article #1065Re: tar vs. cpio
From: zink David Zink
Date: Fri, 03 Jul 1987 21:00
Date: Fri, 03 Jul 1987 21:00
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1754 bytes
From: harvard!husc6!bunker!zink@seismo.CSS.GOV (David Zink) In article <8362@ut-sally.UUCP> henry@utzoo.UUCP (Henry Spencer) writes: )From: henry@utzoo.UUCP (Henry Spencer) ) )As a counterpoint to Kenneth Almquist's example of tar fouling up links, )try the following: ) ) echo hi >one ) ln one two ) ls one two | cpio -o >/tmp/foo ) rm one two ) cpio -i one </tmp/foo ) cpio -i two </tmp/foo ) )Now we have cpio creating two files where there was supposed to be only one )with two links. Note that tar would get this one right! (Although you would )have to be careful to get the order right, admittedly a wart.) Actually This should always create TWO FILES! Unless you want to go to the effort of proving that one has not been modified when two is removed. We're seeing two separate invocations of cpio with no knowledge of each other -- How could it be correct to link them ?? :g/^>/s//;-)/ [ Um, haven't we about beat this subsubject to death? - mod ] Volume-Number: Volume 11, Number 86
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!ut-sally!std-unix From: zink@seismo.CSS.GOV@bunker.uucp (David Zink) Newsgroups: comp.std.unix Subject: Re: tar vs. cpio Message-ID: <8409@ut-sally.UUCP> Date: Fri, 3-Jul-87 17:00:04 EDT Article-I.D.: ut-sally.8409 Posted: Fri Jul 3 17:00:04 1987 Date-Received: Sat, 4-Jul-87 15:28:20 EDT References: <8188@ut-sally.UUCP> <8208@ut-sally.UUCP> <8249@ut-sally.UUCP> <8276@ut-sally.UUCP> <8362@ut-sally.UUCP> Sender: std-unix@ut-sally.UUCP Reply-To: harvard!husc6!bunker!zink@seismo.CSS.GOV (David Zink) Organization: Bunker Ramo an Olivetti Company, Shelton CT Lines: 28 Approved: jsq@sally.utexas.edu (Moderator, John Quarterman)