linux-kernel - extra slash in current path

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Message-ID: <BANLkTi=y1roManmZGMLBXSFbBVqK_KqDZg@mail.gmail.com>
Date:	Thu, 23 Jun 2011 09:14:18 -0400
From:	yuyichao-mit <yuyichao@....edu>
To:	linux-kernel@...r.kernel.org, linux-c-programming@...r.kernel.org
Subject: extra slash in current path

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.

Thanks.

Yichao
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