Path: utzoo!utgpu!watmath!uunet!lll-winken!pacbell!ctnews!mitisft!dold
From: dold@mitisft.Convergent.COM (Clarence Dold)
Newsgroups: unix-pc.general
Subject: Re: Floppy Boot, Filesystem, and Diags (was Re: 3.5" floppy disk revisited)
Message-ID: <678@mitisft.Convergent.COM>
Date: 5 May 89 18:02:19 GMT
References: <777@jonlab.UUCP>
Organization: Convergent Technologies, San Jose, CA
Lines: 19

in article <777@jonlab.UUCP>, jon@jonlab.UUCP (Jon H. LaBadie) says:
> I would just like to point out that on most unix systems, mv is also
> simply a link to cp and ln.  It could have been implemented this way
> on the UNIX-PC also, but the implementers chose to give us two
> identical programs in /bin.  One is the linked cp and ln, the other
> is mv.  They are byte for byte identical.  The only difference
> is the permissions.  Mv is set uid'ed.
> 
> If space becomes a premium on the floppy, a few blocks could be saved
> by linking mv to cp and ln, then changing permissions on them to
> match /bin/mv on the HD (4755, root owner).

I don't think I would want /bin/mv as setuid root on my system.
Kind of eliminates permissions on a directory.
-- 
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Clarence A Dold - dold@tsmiti.Convergent.COM		(408) 434-5293
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