GNU bug report logs - #74847
change default tar format from v7 to ustar (was: Re: reproducible tar archives)

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From: Simon Josefsson <simon <at> josefsson.org>
To: Karl Berry <karl <at> freefriends.org>
Cc: eggert <at> cs.ucla.edu, bruno <at> clisp.org, 74847 <at> debbugs.gnu.org
Subject: bug#74847: change default tar format from v7 to ustar
Date: Tue, 25 Feb 2025 23:32:28 +0100

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Karl Berry <karl <at> freefriends.org> writes:

> Given Bruno's experience, ok, let's try. I won't be surprised if
> problems come out of the woodwork, but maybe it will be fine.
>
> I think the change below is all that's needed to implement this?
> I pushed it. Let me know if something more comes to mind.

Thank you!

>     What do you think about defaulting to the --format=posix PAX format?

I think defaulting to 'ustar' is the right choice today.  I'm not aware
of any practical advantage that is relevant to software release archives
with PAX over ustar today.

/Simon

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