Re: [dev] [sbase][tar] GNU tar support

From: Laslo Hunhold <>
Date: Thu, 26 Nov 2020 08:26:11 +0100

On Wed, 25 Nov 2020 18:32:36 +0100
Thomas Oltmann <> wrote:

Dear Thomas,

> > if gnu tar proprietary?
> No. I think Laslo meant 'proprietary' as in 'ad hoc' or 'incompatible'
> (with standard implementations).

yeah, I used a pretty "drastic" word to describe it. All will agree
that GNU-tar is non-standard, and I think in a way also "proprietary",
as it only belongs to one implementation.

> While I generally agree with Laslo, I'm in favor of supporting *a
> select few* of GNU tar's extensions.
> Granted, most of them are pretty niche (insane), like support for
> files that span over multiple volumes.
> But there's at least one useful extension: Long file name support.
> That extension is also what Cág's error message "unsupported
> tar-filetype L" is about.
> I'm pretty confident that, with this extension alone, you would be
> able to at least extract most GNU tar archives.
> I could try writing a patch for this, if people are interested.

That indeed sounds interesting!

With best regards

Received on Thu Nov 26 2020 - 08:26:11 CET

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