On Sun, Jun 16, 2019, 10:00 AM Iñaki Ucar, <iu...@fedoraproject.org> wrote:
> On Sun, 16 Jun 2019 at 05:07, Elliott Sales de Andrade > <quantum.anal...@gmail.com> wrote: > > > > Hi R-interested packagers and others, > > > > Recently, I've been looking at how RPM can automatically determine > > Provides and Requires [1]. I have since implemented this for R using > > an R script [2] and some file attributes [3]. Following other > > languages' Provides, I have namespaced them as R(packageName). It then > > adds corresponding Requires, Suggests, and Enhances. > > > > Additionally, R package versions commonly contain dashes. In order to > > work in RPM, these are replaced with dots. For the automated > > Provides/Requires, I have used the *real* versions instead. > > > > So now the question is how to apply this. I expect there are social > > concerns, i.e., discussing with the R maintainer, making a > > Self-contained Change, etc. But for this email, I am mostly concerned > > with the technical aspects: > > > > 1. Is R-devel the right place to put the script and RPM attribute file > > (all R packages would normally depend on this)? > > I believe R-SIG-Fedora is the right place. > I meant the package, not the mailing list... But I guess I should cc them as well when this is more ready. > > 2. Does this namespacing make sense? > > 3. Are dashes in *namespaced* versions going to be a problem? > > 4. Python had a flag to enable the automatic generator; do we need > > this for R, and how was it implemented? > > 5. I expect this would need a rebuild of all packages to get the > > dependencies right (because the regular rebuild is unordered); would > > this need a side tag? Or would leaving it for the normal mass rebuild > > just be fine? > > 6. R only has two levels of dependencies (hard-require or suggested, > > but not installed by default). Thus both build- and runtime-optional > > packages are in Suggests; do we care about the extra Suggests? > > Sometimes these extra Suggests are not satisfiable, but they can be > removed after disabling vignette rebuilding. In other cases, > Recommends are more appropriate for suggested packages. Yes, but there's no way to know that automatically. Suggests are weak hints, so the fact that they're not satisfiable shouldn'tbe a problem. Packagers can always add explicit Recommends if they think it's useful. Iñaki > > > [1] https://rpm.org/user_doc/dependency_generators.html > > [2] > https://src.fedoraproject.org/fork/qulogic/rpms/R/blob/autodeps/f/R-deps.R > > [3] > https://src.fedoraproject.org/fork/qulogic/rpms/R/blob/autodeps/f/R.attr > _______________________________________________ > devel mailing list -- devel@lists.fedoraproject.org > To unsubscribe send an email to devel-le...@lists.fedoraproject.org > Fedora Code of Conduct: > https://docs.fedoraproject.org/en-US/project/code-of-conduct/ > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > List Archives: > https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org >
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