Re: Unresolable collision between ocaml packages

[Julien Lepiller <julien@lepiller.eu>]

Le 7 juin 2019 06:10:57 GMT+02:00, Viet Le <vietlq85@gmail.com> a écrit :
>I did look into the cmdliner github and found the fix done 2 months
>ago:
>
>https://github.com/dbuenzli/cmdliner/commit/2e395e35a40178685700d74e5d9529becdafd137
>
>Viet
>
>On Fri, 7 Jun 2019 at 04:56, Brett Gilio <brettg@posteo.net> wrote:
>
>>
>> Julien Lepiller writes:
>>
>> > Le 6 juin 2019 08:06:42 GMT+02:00, Julien Lepiller
><julien@lepiller.eu>
>> a écrit :
>> >>Le 5 juin 2019 22:21:37 GMT+02:00, Brett Gilio <brettg@posteo.net>
>a
>> >>écrit :
>> >>>Hi all,
>> >>>
>> >>>I like to make meta-packages that I can pass to `guix environment
>> >>>--ad-hoc` for development. I have the following meta package for
>ocaml
>> >>>
>> >>>(define-public meta-ocaml
>> >>>  (package
>> >>>   (inherit %meta-base)
>> >>>   (name "meta-ocaml")
>> >>>   (propagated-inputs
>> >>>    `(("meta-emacs" ,meta-emacs)
>> >>>      ("darcs" ,darcs)
>> >>>      ("dune" ,dune)
>> >>>      ("emacs-tuareg" ,emacs-tuareg)
>> >>>      ("gcc-toolchain" ,gcc-toolchain)
>> >>>      ("m4" ,m4)
>> >>>      ("make" ,gnu-make)
>> >>>      ("mercurial" ,mercurial)
>> >>>      ("ocaml" ,ocaml)
>> >>>      ("ocaml-base" ,ocaml-base)
>> >>>      ("ocaml-core" ,ocaml-core)
>> >>>      ("ocaml-ctypes" ,ocaml-ctypes)
>> >>>      ("ocaml-findlib" ,ocaml-findlib)
>> >>>      ("ocaml-merlin" ,ocaml-merlin)
>> >>>      ("ocaml-ounit" ,ocaml-ounit)
>> >>>      ("oocaml-parsexp"
>> >>>       ,ocaml-parsexp)
>> >>>      ("ocaml-utop" ,ocaml-utop)
>> >>>      ("opam" ,opam)
>> >>>      ("rsync" ,rsync)))))
>> >>>
>> >>>
>> >>>When trying to use that in an environment, I am getting the
>following
>> >>>backtrace claiming there is a collision that I assume is not
>getting
>> >>>resolved in its usual fashion.
>> >>>
>> >>>Backtrace:
>> >>>           6 (primitive-load
>> >>"/gnu/store/k45l4ph58xakp3f52kmridr9wyc…")
>> >>>In guix/build/profiles.scm:
>> >>>   157:2  5 (build-profile
>"/gnu/store/c2khaalrpy7cdyr8k4lawgqnbzs…"
>> >>…)
>> >>>In unknown file:
>> >>>          4 (hash-for-each #<procedure 105c180 at
>guix/build/union…>
>> >>…)
>> >>>          3 (hash-for-each #<procedure 10b3900 at
>guix/build/union…>
>> >>…)
>> >>>          2 (hash-for-each #<procedure 110b180 at
>guix/build/union…>
>> >>…)
>> >>>          1 (hash-for-each #<procedure 14368c0 at
>guix/build/union…>
>> >>…)
>> >>>          0 (scm-error misc-error #f "~A ~S" ("union-build: col…"
>…)
>> >>…)
>> >>>
>> >>>ERROR: In procedure scm-error:
>> >>>union-build: collision between file and directories ((files
>>
>>
>>>>("/gnu/store/h1w5b2l1wny94cnfqm46w12nm3w8wz2k-ocaml-num-1.1/lib/ocaml/site-lib/stublibs"))
>> >>>(dirs
>>
>>
>>>>("/gnu/store/93lp6k3d58dfc8gvx9zd70szapsb5kv6-ocaml-base-0.11.1/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/7vrg8apsnl6hg9vsszpgcq4ymvz9whap-ocaml-core-0.11.3/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/iz6wzz9sm4qnal2wlqi66blm8mb35zxv-ocaml-core-kernel-0.11.1/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/zrpcrfrmyanhqpvhxkclpgiq2sp7k1ip-ocaml-bin-prot-0.11.0/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/n70q0ypcv74vpwdd0354rjxi7mv9y1rf-ocaml-ppx-inline-test-0.12.0/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/q42ayh04wy70pl2xdm2yp2i0s8yh5g7b-ocaml-ppx-expect-0.12.0/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/cwijnaplps7zbby3xq21spjk4fgxpd35-ocaml-spawn-0.13.0/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/09b6pfbw3n1j2qqni822wjjixh48qwfp-ocaml-lambda-term-1.13/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/zlibrm9b6pa8hgwmjigzwm2cq3kb4y1r-ocaml-lwt-4.1.0/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/qzkydyr8rrbpfk2lfjynnhgdbavf4kh0-ocaml-ssl-0.5.7/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/sqkcaap13wgbjdqnjia8hi12rf2p5qf1-ocaml-dose3-5.0.1/lib/ocaml/site-lib/stublibs"
>>
>>
>>>>"/gnu/store/wnl6maf9s6ksvszyy9q2bz0psiy1h15j-ocaml-mccs-1.1+9/lib/ocaml/site-lib/stublibs")))
>> >>>
>> >>>
>> >>>If formatting is bad in this email, here are plaintext pastes.
>> >>>
>> >>>meta-packages.scm : http://ix.io/1L1A
>> >>>
>> >>>backtrace : http://ix.io/1L1B
>> >>
>> >>Looks like ocaml-num's stubslib is a file, but it should be a
>> >>directory. I'll investigate, thanks for reporting this!
>> >
>> > This is now fixed in master. I also found a reproducibility issue
>in
>> cmdliner while making sure my change didn't break anything and it's
>also
>> fixed in Guix, and a patch was sent upstream :)
>> >
>> > So you can run guix pull and enjoy your metapackage!
>>
>> Thanks Julien!
>>
>> --
>Kind regards,
>Viet

Indeed, I didn't look hard enough :)