Re: partial URLs ? (was <p> ... </p>)

Ian S. Graham (
Thu, 21 Dec 95 16:08:31 EST

From: "Ian S. Graham" <>
Message-Id: <>
Subject: Re: partial URLs ? (was <p> ... </p>) 
To: (William C. Cheng)
Date: Thu, 21 Dec 95 16:08:31 EST
In-Reply-To: <>; from "William C. Cheng" at Dec 20, 95 11:02 pm

> > 
Bill Cheng wrote:
> It seems to be true that "/../" is not forbidden explicitely.  Now,
> can anyone give me an example where http://foo/b/../bar.html and
> http://foo/bar.html should _not_ be interpreted the same way?  Forget
> .....
> Bill Cheng // Guest at Columbia Unversity Computer Science Department
> william@CS.COLUMBIA.EDU      ...!{uunet|ucbvax}!!william
> WWW Home Page: <URL:>

This will fail if foo/b/ is a symbolic link to another directory. In
this case, the ../ is ill-defined -- should you go back to foo, or back
to the parent of the object linked to by "b".  This is of course not
just  a unix issue, as Bill points out.

Ian Graham .................................
Information Commons
University of Toronto