Re: Most OCaml packages have broken deps now

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On Mon, Jan 23, 2023 at 01:28:57PM -0700, Jerry James wrote:
> On Mon, Jan 23, 2023 at 1:25 PM Richard W.M. Jones <rjones@xxxxxxxxxx> wrote:
> > The OCaml package encodes the compiler flags into dependencies --
> > which is done for fairly accidental reasons.
> >
> > Because the compiler flags changed, combined with the builds being
> > done out of order, means that most of the packages now have broken
> > deps.
> >
> > Will fix ...
> >
> > Rich.
> >
> > ----------------------------------------------------------------------
> >
> > Detailed reasons:
> >
> > This file:
> >
> > https://pagure.io/fedora-ocaml/blob/fedora-38-4.14.0/f/utils/config.mlp
> >
> > expands various compiler flags into an OCaml module.
> >
> > The dependencies of this module are encoded into a hash value.
> > We in turn encode the hash values into RPM dependencies:
> >
> > https://koji.fedoraproject.org/koji/rpminfo?rpmID=33153300
> >
> > In this case the only dependencies which changed where:
> >
> > ocaml(Dynlink_compilerlibs) = a109267eb63024af68e38f0e6a92581f  [-2.fc37]
> > ocaml(Dynlink_compilerlibs) = 941c2e7774f264aecaf84e4f31da9ad7  [-4.fc38]
> >
> > ocaml(Stdlib) = 6d7bf11af14ea68354925f3a37387930  [-2.fc37]
> > ocaml(Stdlib) = 79b0e9d3b6f7fed07eb3cc2abb961b91  [-4.fc38]
> >
> > We should likely do some filtering of compiler flags to avoid this.
> 
> Another option is to copy the Haskell stack's example: opt out of mass
> rebuilds, and do our own in-order rebuild.

Certainly in the long term I'd like to fix this.  OTOH notice that it
only affects us when the compiler flags change (as they did this time).

> If you haven't already launched a rebuild, could you update the
> ocaml-seq package to its latest version?  That makes consuming
> packages depend on the Seq in the standard library, instead of
> ocaml-seq itself, which will make it easier to remove the ocaml-seq
> dependency altogether from individual packages.

Will do.

Rich.

> Thanks for taking care of the breakage.  Regards,
> -- 
> Jerry James
> http://www.jamezone.org/
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-- 
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