Re: Help-Guix Digest, Vol 88, Issue 36

[Gottfried <gottfried@posteo.de>]

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Hi,

thanks for your help.

I tested, tried and used AFAIU you the old version of Musescore,
but it wanted to build Musescore 4, which I saw only at the end.

but it failed:

gfp@Tuxedo ~$ guix time-machine 
--commit=6a54715988aee884bbb5f81e1b718a27ff771ec4 -- shell musescore
Kanal „guix“ wird vom Git-Repository auf 
„https://git.savannah.gnu.org/git/guix.git“ aktualisiert …
substitute: Liste der Substitute von „https://ci.guix.gnu.org“ wird 
aktualisiert … 100.0%
substitute: Liste der Substitute von „https://bordeaux.guix.gnu.org“ 
wird aktualisiert …  substitute: Liste der Substitute von 
„https://bordeaux.guix.gnu.org“ wird aktualisiert … 100.0%
substitute: Liste der Substitute von „https://ci.guix.gnu.org“ wird 
aktualisiert … 100.0%
substitute: Liste der Substitute von „https://bordeaux.guix.gnu.org“ 
wird aktualisiert …  substitute: Liste der Substitute von 
„https://bordeaux.guix.gnu.org“ wird aktualisiert … 100.0%
substitute: Liste der Substitute von „https://ci.guix.gnu.org“ wird 
aktualisiert … 100.0%
substitute: Liste der Substitute von „https://bordeaux.guix.gnu.org“ 
wird aktualisiert …  substitute: Liste der Substitute von 
„https://bordeaux.guix.gnu.org“ wird aktualisiert … 100.0%
/gnu/store/0y3w5sly6rw9yc0shqvyzkl8vjgr9gdf-module-import.drv wird 
erstellt …
/gnu/store/whpg974y1nj7j1gddhfg0b15k4xpvx9n-module-import.drv wird 
erstellt …
/gnu/store/nq8vmvriv2h095apywf8k4bb4z0jjpih-module-import-compiled.drv 
wird erstellt …
/gnu/store/6qd26vdgd11vjlv0lqp7h5z814qc82yi-module-import-compiled.drv 
wird erstellt …
/gnu/store/mi4klx1g21qwa4i5kjah6gbavncjgpm0-compute-guix-derivation.drv 
wird erstellt …
Computing Guix derivation for 'x86_64-linux'... /
substitute: Liste der Substitute von „https://ci.guix.gnu.org“ wird 
aktualisiert …   0.0%Backtrace:
substitute: In ice-9/boot-9.scm:
substitute:   1752:10 17 (with-exception-handler _ _ #:unwind? _ # _)
substitute: In unknown file:
substitute:           16 (apply-smob/0 #<thunk 7f711b7102a0>)
substitute: In ice-9/boot-9.scm:
substitute:     724:2 15 (call-with-prompt _ _ #<procedure 
default-prompt-handle…>)
substitute: In ice-9/eval.scm:
substitute:     619:8 14 (_ #(#(#<directory (guile-user) 7f711b715c80>)))
substitute: In guix/ui.scm:
substitute:    2279:7 13 (run-guix . _)
substitute:   2242:10 12 (run-guix-command _ . _)
substitute: In ice-9/boot-9.scm:
substitute:   1752:10 11 (with-exception-handler _ _ #:unwind? _ # _)
substitute:   1752:10 10 (with-exception-handler _ _ #:unwind? _ # _)
substitute: In guix/scripts/substitute.scm:
substitute:    844:18  9 (_)
substitute:    348:26  8 (process-query #<output: file 4> _ #:cache-urls 
_ #:acl _)
substitute: In guix/substitutes.scm:
substitute:    382:27  7 (lookup-narinfos/diverse _ _ #<procedure 
7f711b7b1ea0 …> …)
substitute:    339:31  6 (lookup-narinfos _ _ #:open-connection _ # _)
substitute:    262:26  5 (fetch-narinfos _ _ #:open-connection _ # _)
substitute: In ice-9/boot-9.scm:
substitute:   1685:16  4 (raise-exception _ #:continuable? _)
substitute:   1685:16  3 (raise-exception _ #:continuable? _)
substitute:   1780:13  2 (_ #<&compound-exception components: (#<&error> 
#<&orig…>)
substitute:   1685:16  1 (raise-exception _ #:continuable? _)
substitute:   1685:16  0 (raise-exception _ #:continuable? _)
substitute:
substitute: ice-9/boot-9.scm:1685:16: In procedure raise-exception:
substitute: In procedure write_wait_fd: unimplemented
guix time-machine: Fehler: 
`/gnu/store/nn61n9c91vvxf95fs5n3ldxqf3klnsgf-guix-1.4.0-4.01fd830/bin/guix 
substitute' died unexpectedly

Kind regards

Gottfried





Am 19.03.23 um 16:06 schrieb Martin Castillo:
> Hi,
> 
> Am 19.03.23 um 13:15 schrieb Gottfried:
>> Hi,
>>
>> thanks for trying...
>>
>> I copied the
>> "Commit 6a54715988aee884bbb5f81e1b718a27ff771ec4"
>> into my musik.scm:
>> ..................................................................
>> ;; Manifest Musik Programme
>> (use-modules (gnu packages music)
>>               (guix packages))
>>
>> (define musescore-3.6.2
>>    (package
>>      (inherit musescore)
>>      (version "3.6.2")
>>      (Commit 6a54715988aee884bbb5f81e1b718a27ff771ec4)))
>>
>> ;; combine both manifest lists:
>> (concatenate-manifests
>>    (list
>>      (packages->manifest (list musescore-3.6.2))
>> (specifications->manifest '("ardour" "audacious" "audacity" "obs" 
>> "vlc"))))
>>
>> .........................................................................
>> and I had a go
>> I got this message:
>>
>> gfp@Tuxedo ~$ guix package -p /home/gfp/Projekte/Musik/guix-profil -m 
>> /home/gfp/Projekte/Musik/musik.scm
>> /home/gfp/Projekte/Musik/musik.scm:6:2: Fehler: (package (inherit 
>> musescore) (version "3.6.2") (Commit 
>> #{6a54715988aee884bbb5f81e1b718a27ff771ec4}#)): extraneous field 
>> initializers (Commit)
>>
>> .....................................................................
>> So I have to add it somewhere else...
> 
> The commits I mentioned are from guix, not from the musescore project. 
> You put it in the musescore definition, so guix downloaded musescore and 
> tried to switch to that commit/version of musescore. But it is not a 
> commit of musecore, so that is indeed the wrong place.
> 
> (And the (commit ) field belongs inside an (origin ) field...)
> 
> So my original suggestion was to copy the musescore package definition 
> from one of those commits from the guix project
> http://git.savannah.gnu.org/cgit/guix.git/tree/gnu/packages/music.scm?id=6a54715988aee884bbb5f81e1b718a27ff771ec4#n4860
> 
> and hope that all dependencies of that package definition are still 
> valid and compatible in the current guix. You might need to copy some of 
> the use-modules lines at the top of the linked file into your manifest.
> 
> But I just had another idea: We want to install software from an older 
> guix version: That's what guix time-machine is for!
> guix time-machine --commit=6a54715988aee884bbb5f81e1b718a27ff771ec4 -- 
> package -m manifest.scm -p /Pfad/zu/Musik/Musik
> or to test it first:
> guix time-machine --commit=6a54715988aee884bbb5f81e1b718a27ff771ec4 -- 
> shell musescore
> 
> I tried it with the newer commit 
> ced3be2b562866b82f97a530cd66610c84c381f7 to get musescore with newer 
> dependencies. (That commit is the parent of 
> 9f93bcd1862c76d7ff30da6f712c9bd2912b8346, which changed to musescore 4.0.):
> guix time-machine --commit=ced3be2b562866b82f97a530cd66610c84c381f7 -- 
> shell musescore
> 
> The first time time-machine failed to build the older version of guix. 
> It used up to much ram and was killed by the OOM-killer. (I'm using it 
> inside a vm.) Otherwise it should work.
> 
> A downside of this approach is that you cannot mix the older musescore 
> with the newer versions of vlc etc in the same profile.
> 
> 
> 
> Martin
>>
>> kind regards
>>
>> Gottfried
>>
>>
>>> Date: Sat, 18 Mar 2023 13:44:08 +0100
>>> From: Martin Castillo <castilma@uni-bremen.de>
>>> To: help-guix@gnu.org
>>> Subject: Re: creating a manifest
>>> Message-ID: <a9fc4dc2-d1a1-4dc7-5da4-aa24837f2d21@uni-bremen.de>
>>> Content-Type: text/plain; charset=UTF-8; format=flowed
>>>
>>> I noticed an error.
>>>
>>>>
>>>> For that you need to instead create a new package definition for
>>>> musescore version 3.6.2. The info page gives you an example, which you
>>>> just adjust. Using guix edit musescore you see how musescore is 
>>>> defined.
>>>> You can notice, there is a version field. So lets create a new package
>>>> with adjusted version:
>>>>
>>>> (define musescore-3.6.2
>>>>     (package
>>>>       (inherit musescore)
>>>>       (version "3.6.2")))
>>>>
>>>> ;; We create this manifest from a _package_, and not from a
>>>> ;; _specification_ (which is just something like a string "musescore")
>>>> (packages->manifest (list musescore-3.6.2))
>>>>
>>>
>>> While building guix says it's downloading musescore-4.0.1. Maybe it
>>> switches to the respective branch before building.
>>>
>>> I even tried explicitly writing the origin entry of
>>> (define musescore-3.6.2
>>>     (package
>>>
>>>       (inherit musescore)
>>>
>>>       (version "3.6.2")
>>>       (source
>>>        (origin
>>>          (method git-fetch)
>>>          (uri (git-reference
>>>                (url "https://github.com/musescore/MuseScore")
>>>                (commit (string-append "v" "3.6.2"))))
>>>          (file-name (git-file-name "musescore" "3.6.2"))
>>>          (sha256
>>>           (base32 
>>> "0x2aahpbvss3sjydcq6xdh198fmslgypixmd2gckfwjqzady662y"))
>>>          (modules '((guix build utils)))
>>>          (snippet
>>>           '(begin
>>>              ;; Remove unused libraries...
>>>              (for-each delete-file-recursively
>>>                        '("thirdparty/freetype"))
>>>              ;; ... and precompiled binaries.
>>>              (delete-file-recursively 
>>> "src/diagnostics/crashpad_handler")
>>>              (substitute* "src/diagnostics/CMakeLists.txt"
>>>                (("install") "#install"))))))))
>>>
>>> guix shell -m manifest.scm still says 4.0.1 and executing mscore fails:
>>> [env]$ mscore --version
>>> QEventLoop: Cannot be used without QApplication
>>> QEventLoop: Cannot be used without QApplication
>>> qt.qpa.xcb: could not connect to display
>>> qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even
>>> though it was found.
>>> This application failed to start because no Qt platform plugin could be
>>> initialized. Reinstalling the application may fix this problem.
>>>
>>> Available platform plugins are: eglfs, linuxfb, minimal, minimalegl,
>>> offscreen, vnc, xcb.
>>>
>>> Abgebrochen
>>>
>>> So seems like in this case it's not so easy. (Well the current guix
>>> packaged version is 4.0.1 so a major version change happened.)
>>>
>>> One could try using the older package definition, which is available in
>>> the git history of guix. Commit 6a54715988aee884bbb5f81e1b718a27ff771ec4
>>> is the newest change to musescore with 3.6.2.
>>> 9f93bcd1862c76d7ff30da6f712c9bd2912b8346 switched to 4.0. So it's parent
>>> commit should have the newest dependencies which might work with current
>>> guix.
>>> I don't have time right now, but you might want to copy such an older
>>> package definition into your manifest.scm
>>>
>>> Martin
>>

-- 




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