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Date: Tue, 5 Apr 2005 07:49:08 -0400
From: David Schultz <das@FreeBSD.ORG>
To: Tim Kientzle <tim@kientzle.com>
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cc: "Conrad J. Sabatier" <conrads@cox.net>
cc: Tim Kientzle <kientzle@FreeBSD.ORG>
cc: current@FreeBSD.ORG
Subject: Re: Heads up: gtar gone from base system
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On Mon, Apr 04, 2005, Tim Kientzle wrote:
> Conrad J. Sabatier wrote:
> In addition, bsdtar actually ignores the -z
> flag on extraction in favor of libarchive's automatic
> compression detection.

FWIW, I really like this feature.

> I recommend submitting a change to the "ark" maintainers suggesting
> they use "-z" (which is implemented by many different tar programs)
> rather than the gtar-specific --use-compress-program=gunzip.
> When testing bsdtar against the ports collection, we found that
> most programs can be easily tweaked to work equally well with
> either bsdtar or gtar.
> 
> If the primary maintainers are uninterested in this change, ark
> can be patched in the port to use "-z" or to use gtar.  (I just
> noticed that the current port of "ark" depends on gtar.)

If this is really a problem for lots of ports (which I highly
doubt), a quick fix would be to accept --use-compress-program as
an undocumented option and ignore it.  This would give these
broken ports a better chance of working.