Extract particular date snapshot from /var/db/portsnap?

[RW]

On Wed, 15 Jun 2011 04:34:34 +0400
Peter Vereshagin <peter at vereshagin.org> wrote:

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> You can't take no for an answer, freebsd-questions!
> 2011/06/14 17:17:39 -0700 Chuck Swiger <cswiger at mac.com> => To Peter
> Vereshagin :
> CS> > Does it keep them? Does portsnap keep snapshots fetched
> CS> > previously?
> CS> As far as I can tell, you can't.
> 
> But on every 'portsnap fetch' it tells it downloads a new stuff and
> doesn't tell it deletes the old?
> - From what I see in /var/db/portsnap/files/ it keeps every file it
> had ever downloaded: they all have different times.

It doesn't, it's a snapshot. The timestamps just reflect the last time
each particular object was updated.