linux-kernel - Re: extra slash in current path

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Message-ID: <BANLkTinaPJM3LhEVwFxtEGKuVXOyVOzrzg@mail.gmail.com>
Date:	Thu, 23 Jun 2011 15:17:54 +0200
From:	Alessandro Suardi <alessandro.suardi@...il.com>
To:	yuyichao-mit <yuyichao@....edu>
Cc:	linux-kernel@...r.kernel.org, linux-c-programming@...r.kernel.org
Subject: Re: extra slash in current path

On Thu, Jun 23, 2011 at 3:14 PM, yuyichao-mit <yuyichao@....edu> wrote:
> The problem is like this:
>
> $ cd /
> $ pwd
> /
>
> $ cd /
> $ pwd
> //
>
> $ cd ///
> $ pwd
> /
>
> Why can there be a extra slash (and exactly one) in current path? Is
> this designed on purpose?
> This is not really a big deal but I think it can confuse some program.

Multiple consecutive slashes should not confuse any program.

http://pubs.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap03.html#tag_03_266

--alessandro

 "There's always a siren singing you to shipwreck"

   (Radiohead, "There There")
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