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List:       rpmorg-maint
Subject:    Re: [Rpm-maint] converting new format rpms to something installable w/older rpm
From:       Neal Gompa <ngompa13 () gmail ! com>
Date:       2020-11-01 17:49:46
Message-ID: CAEg-Je_hmSNdi+UmdEQosp1cB575xp2_v6_pLYeFsbNTA8EG7w () mail ! gmail ! com
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On Thu, Oct 29, 2020 at 12:15 AM L A Walsh <rpm@tlinx.org> wrote:
>
> I was out of touch from my normal internet connectivity for a few
> months and when I got back and d/l'd rpms and tried to use them
> I got an error:
>
>  Failed dependencies: rpmlib(PayloadIsZstd)
>
> I tried building rpm from source, but it had several dependent
> devel packages that also were encoded in the new format.
>
> Was a tool also part of the format-upgrade to allow for re-encoding
> new rpms such that they might be readable by the old rpm?
> OR...any suggestions on how I can bring my system into sync
> with the newer format so that I can move forward?
>
> Suggestion: can rpm be enhanced to support plug-ins, where needed,
> like when it wants to compress/decompress a payload, ala tar's:
>
> -I, --use-compress-program=COMMAND
>       Filter  data through COMMAND.  It must accept the -d option, for
>       decompression.  The argument can contain command line options.
>
> Certainly would be a great help to allow for external plug-ins
> in situations like this.
>

What environment are you supporting? Can you upgrade to at least RPM
4.14 and build it against libzstd to add zstd compression support?



-- 
真実はいつも一つ！/ Always, there's only one truth!
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