Re: Is rpmbuild reentrant?

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On 2013-10-23, Neil Horman <nhorman@xxxxxxxxxx> wrote:
> On Wed, Oct 23, 2013 at 04:58:34AM +0000, Petr Pisar wrote:
>> On 2013-10-22, Neil Horman <nhorman@xxxxxxxxxx> wrote:
>> > On Tue, Oct 22, 2013 at 03:03:44PM +0000, Petr Pisar wrote:
>> >> Is it healty to execute rpmbuild while building a package?
>> >> 
>> >> I have tests for perl dependencency generator filters. I.e. the tests
>> >> build a package using rpmbuild with redefeined all the `_*dir' macros,
>> >> then use librpm to query requires and provides from built package, and
>> >> then do checks on the values.
>> >> 
>> >> I'm thinking how to plug the tests into Fedora. The simplest solution is
>> >> to run the tests in %check phase of a package (I don't know which one,
>> >> but it does not matter which one).
>> >> 
>> >> I've already heard warnings that calling rpm from package scriptlets is
>> >> not recommend.
>> >> 
>> >> What the situation with rpmbuild?
>> >> 
>> > I'm not sure how re-entrant-safe rpmbuild is, but doing the above
>> > seems a bit dodgy in general.  Could you instead package the test
>> > separately from the dependency generator rpm, make the latter
>> > depedent on the former, and then use chain-build in koji to build
>> > them at the same time?
>> >
>> Do you say to create a dummy package in Fedora? Package which itself
>> has dummy (possibly) unsatisfied dependencies? Package that ends up
>> in Fedora repositories? That's fishy.
>> 
> Um, no.  All I was suggesting was that you build the package tests
> separately from the package itself, as its own rpm.  Neil
>
Well, but the purpose is to test the output of rpmbuild. If I had to
prebuild tested data manually or out of koji, it would not serve the
purpose.

However I know, this is the last option. I've already redesigned the
tests to be runnable from %check phase as well as on demand after installing
them into system.

-- Petr

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