fedpkg / koji error

Orion Poplawski orion at cora.nwra.com
Tue Sep 18 22:26:26 UTC 2012

On 09/05/2012 08:07 PM, Tom Callaway wrote:
> On 09/05/2012 12:48 PM, Simone Caronni wrote:
>> This means that even for the EPEL branch the first %if block is
>> evaluated; so the fedpkg on my system (Fedora 17) sets %rhel to 6 but
>> does not unset %fedora and they are both present.
> Confirmed. fedpkg is inheriting the value of "%fedora" from the base OS
> on EPEL targets.
> The reason why is because fedpkg determines the dist tag values from the
> branch name, and then passes them to rpm via the "--define" flag, which
> overrides those specific macros if present, but leaves all the other RPM
> macros intact. RPM has no "--undefine" flag to disable a macro, so the
> best thing we can do is to --define the unused dist tag target to 0
> (%fedora for EL branches, %rhel for Fedora branches). There is some
> legacy code in fedmsg handling now-obsolete OLPC branches, so in my
> patch, I just told it to treat "rhel" as the unused dist tag for the
> OLPC branch case.
> This change might cause a slight change in evaluated behavior, if anyone
> was doing something depending on %rhel or %fedora being unset, but the
> common case of checking value like you do (and like we document):
> %if 0%{rhel}
> should evaluate to:
> 00, or 0. I've tested and confirmed this fix resolves your specific
> conditionals such that only one resolves on each branch.
> (If you want to see this in action on a Fedora box, check out a package
> that has an EPEL branch, go to the EPEL branch, and add the following
> under %setup:
> echo "fedora is %{?fedora}"
> echo "rhel is %{?rhel}"
> Then, run fedpkg prep and note the output.)
> Jesse, I'm not sure if you're still the correct upstream here, please
> correct me if you're not, and I'll send the patch somewhere else.
> ~tom
> ==
> Fedora Project

This helps me a lot as well building el srpms from master with "fedpkg --dist 
el6 srpm".  +1 from me.

Orion Poplawski
Technical Manager                     303-415-9701 x222
NWRA, Boulder Office                  FAX: 303-415-9702
3380 Mitchell Lane                       orion at nwra.com
Boulder, CO 80301                   http://www.nwra.com

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