Re: 01/01: services: Add SRFI-26 to Nix activation gexp.

[Mark H Weaver]

Hi Tobias,

address@hidden writes:

> nckx pushed a commit to branch master
> in repository guix.
>
> commit 2be6b5e2eea9ac084cc22281f64f7a089e46cdae
> Author: Tobias Geerinckx-Rice <address@hidden>
> Date:   Tue Jun 11 20:50:37 2019 +0200
>
>     services: Add SRFI-26 to Nix activation gexp.
>     
>     Fix the following fatal error on ‘guix system reconfigure’:
>     
>     Backtrace:
>               18 (primitive-load "/home/nckx/.config/guix/current/bin/guix")
>     In guix/ui.scm:
>       1620:12 17 (run-guix-command _ . _)
>     In ice-9/boot-9.scm:
>         829:9 16 (catch _ _ #<procedure 7a7caa2d4c80 at guix/ui.scm:587:2 
> (key c)> _)
>         829:9 15 (catch _ _ #<procedure 7a7caa2d4c98 at guix/ui.scm:710:6 
> (key proc format-string format-args . …> …)
>     In guix/scripts/system.scm:
>        1325:8 14 (_)
>     In guix/status.scm:
>         768:4 13 (call-with-status-report _ _)
>     In guix/scripts/system.scm:
>        1181:4 12 (process-action _ _ _)
>     In guix/store.scm:
>        623:10 11 (call-with-store _)
>       1800:24 10 (run-with-store _ _ #:guile-for-build _ #:system _ #:target 
> _)
>     In guix/scripts/system.scm:
>        920:13  9 (_ _)
>         409:8  8 (_ _)
>     In unknown file:
>                7 (primitive-load 
> "/gnu/store/dha7j9gcz3vgb8cy7vfvvaswwsywrrzj-activate")
>     In ice-9/boot-9.scm:
>        260:13  6 (for-each #<procedure primitive-load (_)> _)
>     In unknown file:
>                5 (primitive-load 
> "/gnu/store/ql1xjxrssxm51z2bn2v6l3mlrncij84h-activate-service")
>     In ice-9/eval.scm:
>         619:8  4 (_ #f)
>        196:35  3 (_ #f)
>        196:27  2 (_ #f)
>        223:20  1 (proc #<directory (guile-user) 1fa4140>)
>     In unknown file:
>                0 (%resolve-variable (7 . cut) #<directory (guile-user) 
> 1fa4140>)
>     
>     ERROR: In procedure %resolve-variable:
>     error: cut: unbound variable
>     
>     Reported-by: Alex McGrath on #guix.
>     
>     * gnu/services/nix.scm (nix-activation): Import and use (srfi srfi-26).

FWIW, I don't think we should normally have backtraces like this in our
commit log.  Certainly in this case, the error was sufficiently obvious,
and the backtrace doesn't add much useful information.

What do you think?

      Regards,
        Mark