[debbugs-tracker] bug#27551: closed (guile-cairo switch to Guile 2.2 breaks (gnu build svg))

[GNU bug Tracking System]

Your message dated Sun, 02 Jul 2017 23:01:34 +0200
with message-id <address@hidden>
and subject line Re: bug#27551: guile-cairo switch to Guile 2.2 breaks (gnu 
build svg)
has caused the debbugs.gnu.org bug report #27551,
regarding guile-cairo switch to Guile 2.2 breaks (gnu build svg)
to be marked as done.

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27551: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=27551
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--- Begin Message --- Subject: guile-cairo switch to Guile 2.2 breaks (gnu build svg) Date: Sat, 1 Jul 2017 15:23:25 -0400 User-agent: Mutt/1.8.3 (2017-05-23)

On Fri, Jun 30, 2017 at 05:21:08PM -0400, Ludovic Court�s wrote:
> civodul pushed a commit to branch master
> in repository guix.
> 
> commit e3ddb1e83296c10338d35bc687772242b2f5eac6
> Author: Ludovic Courtès <address@hidden>
> Date:   Fri Jun 30 23:10:46 2017 +0200
> 
>     gnu: guile-cairo: Switch to Guile 2.2.
>     
>     This patch adjusts dependent packages accordingly.
>     
>     * gnu/packages/gtk.scm (guile-cairo)[inputs]: Switch to GUILE-2.2 and
>     GUILE-LIB.
>     (guile-rsvg)[inputs]: Likewise.
>     (guile-present)[inputs]: Likewise.
>     (guile-gnome)[inputs]: Likewise.
>     * gnu/packages/plotutils.scm (guile-charting)[inputs]: Switch go
>     GUILE-2.2.

This commit introduced some problems with (gnu build svg), which
prevents reconfiguring GuixSD:

------
The following derivations will be built:
   /gnu/store/sqwij2775lnlaal4jrv16hys5wjss5az-grub.cfg.drv
   /gnu/store/nldcbaghx031b799mq9bdh8l00hg4fz6-grub-image.png.drv
substitute: updating list of substitutes from 'https://4606.nsupdate.info'... 
100.0%
substitute: updating list of substitutes from 'https://4606.nsupdate.info'... 
100.0%
substitute: updating list of substitutes from 'https://mirror.hydra.gnu.org'... 
100.0%
;;; Failed to autoload rsvg-handle-new-from-file in (rsvg):
;;; ERROR: missing interface for module (rsvg)
Backtrace:
In ice-9/boot-9.scm:
 160: 9 [catch #t #<catch-closure 8c5e00> ...]
In unknown file:
   ?: 8 [apply-smob/1 #<catch-closure 8c5e00>]
In ice-9/boot-9.scm:
  66: 7 [call-with-prompt prompt0 ...]
In ice-9/eval.scm:
 432: 6 [eval # #]
In ice-9/boot-9.scm:
2412: 5 [save-module-excursion #<procedure 8e67c0 at ice-9/boot-9.scm:4084:3 
()>]
4089: 4 [#<procedure 8e67c0 at ice-9/boot-9.scm:4084:3 ()>]
1734: 3 [%start-stack load-stack #<procedure 8f6c60 at ice-9/boot-9.scm:4080:10 
()>]
1739: 2 [#<procedure 8f86c0 ()>]
In unknown file:
   ?: 1 [primitive-load 
"/gnu/store/l8bqrgb009s9806gqdwg4wwq97yff6y7-grub-image.png-builder"]
In ./gnu/build/svg.scm:
  51: 0 [svg->png 
"/gnu/store/w893227m8wllganabxqx7sn2mgga8083-guix-artwork-6998d30-checkout/grub/GuixSD-fully-black-4-3.svg"
 ...]

./gnu/build/svg.scm:51:4: In procedure svg->png:
./gnu/build/svg.scm:51:4: In procedure module-lookup: Unbound variable: 
rsvg-handle-new-from-file
builder for `/gnu/store/nldcbaghx031b799mq9bdh8l00hg4fz6-grub-image.png.drv' 
failed with exit code 1
cannot build derivation 
`/gnu/store/sqwij2775lnlaal4jrv16hys5wjss5az-grub.cfg.drv': 1 dependencies 
couldn't be built
guix system: error: build failed: build of 
`/gnu/store/sqwij2775lnlaal4jrv16hys5wjss5az-grub.cfg.drv' failed
------

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--- End Message ---

> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#27551: guile-cairo switch to Guile 2.2 breaks (gnu build svg)
>
>
>
>
> Date: 
>
> Sun, 02 Jul 2017 23:01:34 +0200
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux)
>
>
>
>
> Leo Famulari <address@hidden> skribis:
>
> > On Fri, Jun 30, 2017 at 05:21:08PM -0400, Ludovic Court�s wrote:
> >> civodul pushed a commit to branch master
> >> in repository guix.
> >> 
> >> commit e3ddb1e83296c10338d35bc687772242b2f5eac6
> >> Author: Ludovic Courtès <address@hidden>
> >> Date:   Fri Jun 30 23:10:46 2017 +0200
> >> 
> >>     gnu: guile-cairo: Switch to Guile 2.2.
> >>     
> >>     This patch adjusts dependent packages accordingly.
> >>     
> >>     * gnu/packages/gtk.scm (guile-cairo)[inputs]: Switch to GUILE-2.2 and
> >>     GUILE-LIB.
> >>     (guile-rsvg)[inputs]: Likewise.
> >>     (guile-present)[inputs]: Likewise.
> >>     (guile-gnome)[inputs]: Likewise.
> >>     * gnu/packages/plotutils.scm (guile-charting)[inputs]: Switch go
> >>     GUILE-2.2.
> >
> > This commit introduced some problems with (gnu build svg), which
> > prevents reconfiguring GuixSD:
>
> [...]
>
> > In ./gnu/build/svg.scm:
> >   51: 0 [svg->png 
> > "/gnu/store/w893227m8wllganabxqx7sn2mgga8083-guix-artwork-6998d30-checkout/grub/GuixSD-fully-black-4-3.svg"
> >  ...]
> >
> > ./gnu/build/svg.scm:51:4: In procedure svg->png:
> > ./gnu/build/svg.scm:51:4: In procedure module-lookup: Unbound variable: 
> > rsvg-handle-new-from-file
> > builder for `/gnu/store/nldcbaghx031b799mq9bdh8l00hg4fz6-grub-image.png.drv' 
> > failed with exit code 1
>
> Apologies for not noticing this earlier!
>
> I fixed it in a single commit, 1b0f266e40aead09be95a984bd9c6cec3dff397e,
> that reinstates the original commits and fixes the problem.  I
> considered re-reverting the commits individually but that didn’t seem
> very nice either.
>
> The problem was that Guile-RSVG was switched to Guile 2.2 but
> derivations are still built with Guile 2.0 by default.  Thus, the
> derivation that creates “grub-image.png” would not find Guile-RSVG.
>
> The fix I committed is to explicitly build this derivation with 2.2.
>
>
> I agree with what you wrote: CI could in theory help avoid such
> problems, but we lack the resources right now.  We’d also need to change
> our workflow to commit to a staging branch and have a robot that
> automatically merges branches that pass the tests.  Not trivial.
>
> For now, reverting the changes promptly was the right thing to do, so
> thanks for doing it.
>
> Ludo’.
>
>
> --- End Message ---