On Thu, Apr 17, 2014 at 9:43 PM, Simon Urbanek <simon.urba...@r-project.org>wrote: [...]
> The Suggests failure has nothing to do with BioC. Only packages listed in > Depends/Imports are required for a package to work so there is no guarantee > for any packages in Suggests to be available - hence the package should not > break if they are not available - that's the whole point of Suggests. If > you list it in Depends/Imports then it won't even get to the check if those > packages are not available - it won't build at all. I didn't look at the > dependencies in this particular case, but one reason to use Suggests is to > break dependency loops: if A depends on B and B on A, then there is no way > to install them, so typically A suggests B and B depends on A so that A can > be installed and checked first without B and then B checked with A and > finally A with B. > I would naively think that if you install A and B _together_, then they should be fine. At least this is how dependencies work on various Linux distributions, AFAIK. > If A breaks without B then it makes such bootstrapping impossible - we > found some packages with this issue, that's why mentioned this - I don't > know if that's the case with igraph or not. > > As for BioC, the builds for BioC are independent of CRAN, so CRAN doesn't > build BioC packages and thus their availability is subject to manual > intervention - on the OS X build machine there is currently no automated > way to track BioC packages, but we're working on it. > So this effectively means that if I Import/Depend/Suggest etc. a BioC package in igraph, then igraph will likely not be available for OSX. Right? Gabor > > Cheers, > Simon > > [[alternative HTML version deleted]] ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel