From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <4b0e18fccc88be0e8caa3fc420ffa7be@vitanuova.com>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] seeking for the truth
From: rog@vitanuova.com
In-Reply-To: <20040214224735.GA25517@bio.cse.psu.edu>
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Date: Mon, 16 Feb 2004 20:10:21 +0000
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> I'm not sure I like getting rid of it;  I feel like buffers ought to
> have a cheap way to ask how full they are.

stat is no cheaper than read.

and since we have fd2path, it's not too difficult to work out where to
find the information (for /net at any rate), even if you only have a
file descriptor.