Dne 28. 04. 19 v 22:55 Zbigniew Jędrzejewski-Szmek napsal(a): > Hi everyone, > > currently, we autogenerate a dependency on pkg-config for all rpms > that ship a .pc file. "dnf repoquery --whatrequires /usr/bin/pkg-config" > returns 4632 entries on my laptop. > > This has always felt backward to me: those packages *provide* something > that is used by pkg-config, they don't *require* pkg-config for anything. > As an analogy, packages with headers are read by a C compiler, but > we don't make them require gcc, and if a package ships an .so file, we > don't add a dependency on the linker to it. Instead, anything which wants > to consume .pc files should simply depend on the tools that consume those > files (pkg-config, pkgconf, or a custom re-implementation). I don't think that this is completely wrong. However that dependency should not be "Requires" but probably "Suggests". Not that we can really benefit from "Suggests". Vít > > Proposal: let's drop the autogenerated dependency on /usr/bin/pkg-config > (this would require a trivial change in /usr/lib/rpm/pkgconfigdeps.sh). > > Note: autogenerated Provides/Requires like pkgconfig(foo) are not > part of this proposal. > > Advantages: > - less entries in the dependency graph > - removal of illogical dependency > - less packages installed (pkgconf, pkgconf-m4, pkgconf-pkg-config, libpkgconf) > (Those packages are small, maybe 200k together so this isn't a strong > reason.) > > Disadvantages: > - stuff that uses pkg-config or pkgconf will need to grow a dependency > (e.g. meson which invokes /usr/bin/pkg-config internally). > so there will be some churn. > > Zbyszek > _______________________________________________ > devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx > To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx > Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx
