Re: Heads-up: rpm 4.15 alpha coming to rawhide

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So apparently new RPM segfaults on some architectures randomly, I'm
digging into it.

In worst case, I'll tag old version and try to debug it locally.

So far I can't reproduce it =(

On Mon, Jun 10, 2019 at 2:36 PM Panu Matilainen <pmatilai@xxxxxxxxxx> wrote:
>
>
> As per https://fedoraproject.org/wiki/Changes/RPM-4.15, rpm 4.15-alpha
> will be hitting rawhide soon. A soname bump is involved but Igor kindly
> promised to handle rebuilding all dependent packages as part of the
> change, so no further action required from others on that account.
>
> There are some other things that will require actions from others however:
>
> A pile of language-specific macros and scripts have been eliminated from
> rpm upstream, notably %__python and %__perl and everything built around
> them, such as %python_sitelib and %perl_sitelib and their relatives.
> Python packages should be using the version specific macros already,
> provided by respective pythonN-devel packages so this shouldn't be an
> issue. On perl-side, those macros have been temporarily added to
> redhat-rpm-config instead to avoid breaking things right now, later to
> be moved to final destination in perl-macros or such.
>
> Another major change is in Python bindings where Python 3 is now
> properly supported. In all the previous versions where Python 3 bindings
> were buildable and available, string data from header was returned as
> bytes, but the rest of the API expects strings so nothing really works
> (see https://bugzilla.redhat.com/show_bug.cgi?id=1693751). To make it
> worse, it was incompatible with every single rpm-python script ever
> written. Usually when something is unusably broken, silence means that
> it's not being used, otherwise people do complain. Not so in this case,
> the absurd API has been there for almost ten years and people have
> adopted to it with zero complaints. In short, rpm-python users still
> supporting both Python 2 and 3 are generally compatible with this
> change, but Python 3-only projects have out of necessity adopted to the
> broken API and will now need to change. The most critical distro
> components have more or less already been adopted, but here's more work
> to do on this front. This fixed interface will be made available to
> 4.14.x somehow too, but the details are yet unclear. Because of that,
> we'd suggest only patching packages in rawhide to work with the change
> right now, and deal with upstreams once dust settles a bit.
>
> Other than that, a major new thing is introduction of some parallel
> operations in rpmbuild itself. Testing hasn't shown anything odd but
> with threads and all, you never know. Keep your eyes open.
>
> More info and details available in the preliminary release notes at
> https://rpm.org/wiki/Releases/4.15.0 and the change page linked at the
> start of this message.
>
>         - Panu -
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