[Buildroot] [PATCH 1/1] download/git: force gzip compression level 6

Yann E. MORIN yann.morin.1998 at free.fr
Wed Sep 13 05:07:14 UTC 2017


Peter, All,

On 2017-09-12 23:36 +0200, Peter Korsgaard spake thusly:
> >>>>> "Petr" == Petr Kulhavy <brain at jikos.cz> writes:
> 
>  > Force gzip compression level 6 when calculating hash of a downloaded GIT repo.
>  > To make sure the tar->gzip->checksum chain always provides consistent result.`
> 
>  > The script was relying on the default compression level, which must not be
>  > necessarily consistent among different gzip versions. The level 6 is gzip's
>  > current default compression level.
> 
> Committed, thanks.
> 
> Is this just a theoretical issue, or something you have really run into?

Theoretical, see this mail and the ensuing discussion:
    http://lists.busybox.net/pipermail/buildroot/2017-September/202162.html

Yet, for consistency, it is good to force it.

Regards,
Yann E. MORIN.

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