Path: utzoo!attcan!uunet!mcvax!kth!enea!maxim!prc
From: prc@maxim.ERBE.SE (Robert Claeson)
Newsgroups: comp.unix.questions
Subject: Re: File Write Permission Rules
Keywords: file write permission rules
Message-ID: <504@maxim.ERBE.SE>
Date: 16 Feb 89 13:24:38 GMT
References: <306@wubios.wustl.edu> <9627@smoke.BRL.MIL> <502@maxim.ERBE.SE> <36398@think.UUCP>
Organization: ERBE DATA AB
Lines: 25

In article <36398@think.UUCP>, barmar@think.COM (Barry Margolin) writes:
> In article <502@maxim.ERBE.SE> prc@maxim.ERBE.SE (Robert Claeson) writes:
> >it certainly makes more sense to have a "delete" attribute on a file,
> >which must be set in order for me to remove it.

> But since Unix allows a single file to be accessed using multiple
> directory entries, a single delete attribute isn't enough.  How would
> you specify that it is OK for anyone to remove some of the links, but
> not others?

> If you're going to allow multiple hard links, as Unix does, then it
> doesn't make sense for deletability to be a file attribute, it must be
> a link attribute.

Yes, why not? I know it would break a lot of existing programs, as well
as a re-design of the complete file system, but it's an interesting idea.



.
-- 
Robert Claeson, ERBE DATA AB, P.O. Box 77, S-175 22 Jarfalla, Sweden
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