Re: RPM dependency generator update

[Vít Ondruch]

This is now in F28+. Please let me know if you notice any issues.


V.


Dne 2.2.2018 v 11:02 Vít Ondruch napsal(a):
>  Hi everybody,
>
>  RPM 4.14 has enhanced dependency generators, which allows to use "with"
>  operator [1]. This comes handy, if you want to restrict the dependency
>  to range of versions. E.g. if the gem you package depends on "foo ~>
>  1.0", this expands to range "foo >= 1.0" and "foo < 2".
>
>  Previously, the generator would generate this dependencies:
>
>  ~~~
>  Requires: foo >= 1.0
>  Requires: foo < 2
>  ~~~
>
>  Unfortunately, this does not really provide expected results. This in
>  reality allows RPM to install any version of foo (and as far as I
>  remember, we had this issue with rubygem-minitest in Ruby on Rails). But
>  since RPM 4.14, this can be expressed as:
>
>  ~~~
>  Requires: (foo >= 1.0 with foo < 2)
>  ~~~
>
>  This require properly limits the versions.
>
>  To benefit from this, I prepared update of the dependency generator,
>  which should use the "with" operator and represent the gem dependencies
>  more precisely.
>
>  Another thing which was not handled really well were conflict
>  dependencies. E.g. your gem might depend on "foo [~> 1.0, != 1.2.1]",
>  where version 1.2.1 is problematic for some reasons.
>
>  Up to now, this was expanded into something like "foo < 1.2.1" and
> "foo
> > 1.2.2", but again, this does not represent the conflict properly.
>  Therefore I'm going to introduce conflict generator, which will
>  autogenerate "Conflicts: foo = 1.2.1".
>
>  You can check the changes here:
>
>  https://src.fedoraproject.org/fork/vondruch/rpms/ruby/commits/generators-...
>
>  I would also appreciate, if you can test the generators. The scratch
>  build is available here:
>
>  https://koji.fedoraproject.org/koji/taskinfo?taskID=24643785
>
>  Thx for your testing and feedback.
>
>
>  Vít
>
>
>  PS: There are also some other chnages, as the GMP library enabled and
>  dropped the ldconfig scriptlets (therefore the package is not compatible
>  with F27).
>
>
>
>
>  [1] http://rpm.org/user_doc/boolean_dependencies.html
>
>  _______________________________________________
>  ruby-sig mailing list -- ruby-sig(a)lists.fedoraproject.org
>  To unsubscribe send an email to ruby-sig-leave(a)lists.fedoraproject.org