Hi Akira, Akira Kyle <[email protected]> writes:
> Inspecting these derivations, the difference between them seems to > be that in the former has zlib first in the `mapping` field of the > graft while in the latter zlib is last. My guess is this is due to > the fact that the emacs-compat override adds lzip to its > native-inputs and causes a different traversal order for grafting > zlib. But this is my first time attempting to look at the grafting > machinery in detail, so hopefully the experts can figure out if > this really is a bug and how to fix it! > > I don't have a concrete example where this causes issues in > practice, since here the two packages would conflict anyways due > to different compat versions, but it seems like that's mostly a > consequence of emacs-packages having propagated dependencies. At > the very least it would seem to cause unnecessary duplication in > the store. This makes me think of [1], which was supposedly fixed, although from what I remember we didn't actually find out what was causing this. [1] https://issues.guix.gnu.org/58419 Best, -- Josselin Poiret
