Re: Trouble configuring guix

[Julien Lepiller]

Hi Yasuaki,

That's great to hear about why you came to guix, but please don't advertise for 
non-free software on guix mailing lists :)

On February 20, 2022 3:03:07 AM GMT+01:00, Yasuaki Kudo <yasu@yasuaki.com> 
wrote:
>Hi!,
>
>I just wanted to let you know I came to Guix for the exact same reason - 
>Nix was way too cryptic for me 😅
>
>I don't have any answer (sorry I am not familiar with what you 
>mentioned) but here's my configuration (I use Wayland and "Corrupt" 
>(meaning non-deblobbed, I guess) Linux)
>
>https://github.com/yugawara/workers-cafe/tree/main/workers-memo/guix
>
>-Yasu
>
>On 2/20/22 09:33, Cássio Tavares wrote:
>> Hello there!
>>
>> Well, I need help...
>>
>> ## Context:
>>
>>    * I have just a little familiarity with Guile Scheme, because I'm a
>>      LilyPond user;
>>    * I finally have a desktop that doesn't need non-libre drivers;
>>    * Although I'm not in the Tech world, I love GNU's (and the FSF's)
>>      philosophy;
>>    * I have been playing with Nix, but find it very cryptic -- not easy
>>      to understand at all.
>>
>>    So, Guix seems to be the path I'm on now.
>>
>> ## Situation:
>>
>>    I have several problems to fix, but the most important right now is
>>    to get my keyboard to work with sddm, and I need sddm for
>>    Wayland. So, without sddm, this works:
>>
>> ```
>>      ...
>>
>>      (define %this-keyboard  (keyboard-layout "br" "abnt2"))
>>
>>      ...
>>
>>      (operating-system
>>        ...
>>
>>        (keyboard-layout  %this-keyboard)
>>
>>        ... )
>>
>> ```
>>
>>    But `guix system reconfigure /etc/config.scm` fails when this is this:
>>
>> ```
>>      (use-modules
>>        (gnu)
>>        (gnu system nss)
>>        (gnu services networking)
>>        (gnu services sddm)
>>        (gnu services cups)
>>        (gnu services desktop)
>>        (gnu services ssh)
>>        (gnu services xorg))
>>
>>      ...
>>
>>      (define %this-keyboard (keyboard-layout  "br" "abnt2"))
>>
>>      ...
>>
>>      (operating-system
>>        ...
>>
>>        (keyboard-layout  %this-keyboard)
>>
>>        ...
>>
>>        (services
>>          (append
>>            (list
>>              (service dhcp-client-service-type)
>>              (service ntp-service-type)
>>              (service gpm-service-type)
>>              (service cups-service-type)
>>              (service elogind-service-type)
>>              (service sddm-service-type
>>                (sddm-configuration
>>                  (display-server "wayland")
>>                  (numlock "on")
>>                  (theme "guix-simplyblack-sddm-theme")
>>                  (xorg-configuration
>>                    (keyboard-layout %this-keyboard)))))
>>            %base-services))
>>
>>        ... )
>>
>> ```
>>
>>    Then, when I try to run `guix system reconfigure /etc/config.scm`, I
>>    get this backtrace:
>>
>>> root@udu ~#
>>    > Backtrace:
>>    >           19 (primitive-load "/root/.config/guix/current/bin/guix")
>>    > In guix/ui.scm:
>>    >    2229:7 18 (run-guix . _)
>>    >   2192:10 17 (run-guix-command _ . _)
>>    > In ice-9/boot-9.scm:
>>    >   1752:10 16 (with-exception-handler _ _ #:unwind? _ # _)
>>    > In guix/status.scm:
>>    >     829:3 15 (_)
>>    >     809:4 14 (call-with-status-report _ _)
>>    > In guix/scripts/system.scm:
>>    >    1256:4 13 (_)
>>    > In ice-9/boot-9.scm:
>>    >   1752:10 12 (with-exception-handler _ _ #:unwind? _ # _)
>>    > In guix/store.scm:
>>    >    658:37 11 (thunk)
>>    >    1320:8 10 (call-with-build-handler #<procedure 7faf357d0060 at g…> …)
>>    >   2129:25  9 (run-with-store #<store-connection 256.99 7faf38008190> …)
>>    > In guix/scripts/system.scm:
>>    >     827:2  8 (_ _)
>>    >     703:8  7 (_ #<store-connection 256.99 7faf38008190>)
>>    > In gnu/system.scm:
>>    >   1227:19  6 (operating-system-derivation _)
>>    >    748:11  5 (operating-system-services #<<operating-system> kernel:…>)
>>    >    782:20  4 (services _)
>>    > In /etc/config.scm:
>>    >    185:14  3 (services #<<operating-system> kernel: #<package linux-…>)
>>    >    185:14  2 (services #<<keyboard-layout> name: "br" variant: "abnt…>)
>>    > In ice-9/boot-9.scm:
>>    >   1685:16  1 (raise-exception _ #:continuable? _)
>>    >   1685:16  0 (raise-exception _ #:continuable? _)
>>    >
>>    > ice-9/boot-9.scm:1685:16: In procedure raise-exception:
>>    > Wrong type to apply: #<<keyboard-layout> name: "br" variant:
>> "abnt2" model: #f options: ()>
>>
>> ## Conclusion:
>>
>>    Two things tell me that the problem is really in the keyboard
>>    configuration within the configuration of the sddm service:
>>
>>    * When I remove the `xorg-configuration` from the `sddm-configuration`,
>>      the reconfiguration returns no error, and the sddm service works
>>      normally.
>>    * And in this setup, the keyboard works on the console, just not on the
>>      desktop environment.
>>
>> Best regards,
>> And thank you.
>>
>> Cassio
>>
>