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bug#10281: [1003.1(2008)/Issue 7 0000527]: du and files found via multip

From: Paul Eggert
Subject: bug#10281: [1003.1(2008)/Issue 7 0000527]: du and files found via multiple command line arguments
Date: Thu, 12 Jan 2012 10:29:56 -0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:8.0) Gecko/20111115 Thunderbird/8.0

On 01/12/12 09:49, Eric Blake wrote:
> It boils down to a decision of whether we want to standardize a useful
> behavior, and whether that behavior avoids over-counting, but possibly
> invalidating existing implementations (in which case, it is better
> targetted to Issue 8), or whether we give up and declare things
> unspecified when encountering files with link count of 1 through
> multiple locations (in which case we could make the changes in TC2 of
> Issue 7, and still make recommendations on the underlying goal of
> avoiding over-counting).

We can do both, and it makes sense to do both.
That is, we can have Issue 7 TC2 specify Option 2B
with a suggestion to implement Option 2A, and have
Issue 8 require Option 2A.

> cpio may have a similar issue on overcounting.

Good point; it's likely that many implementations of pax, cpio, and
tar have problems in this area.  I fixed this bug in GNU tar
in 2010, here:


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