Re: Set up the bluetooth - error : dbus-service-type: unbound variable

[Mario Forzanini <mf@marioforzanini.com>]

On 3/17/23 1:39 PM, hub.lombard@free.fr wrote:
> Hi Mario !
> 
> Thanks you for your help, it worked!
> Taking care to disable my old statements, I simply inserted your lines into my config.
> After rebooting, I was pleased to see the bluetooth enabled.
> For my test, I use a mini bluetooth speaker M-370 DJ. I detect it in the blutooth settings of Gnome.
> Its configuration does not succeed but it is another problem, I will see that...
> 
> Your solution to have the bluetooth activated is simple and effective, again, thanks a lot!
> 
> Hubert

I'm happy to hear that.

I responded at 4AM and forgot to add the mailing list in Cc, I will 
include my response below in case anyone else has similar problems in 
the future.
-- 
Mario

> ----- Mail original -----
> De: "Mario Forzanini" <mf@marioforzanini.com>
> À: "hub lombard" <hub.lombard@free.fr>
> Envoyé: Vendredi 17 Mars 2023 03:37:21
> Objet: Re: Set up the bluetooth - error : dbus-service-type: unbound variable
> 
> Hi!
> 
> On 3/16/23 9:20 PM, hub.lombard@free.fr wrote:
>> Wanting to use bluetooth devices, especially audio speakers, I have tried to
>> inser in my /etc/config.scm some relevant gnu packages, modules, services...
>> But I can't make it work
>> [...]
>> $ sudo guix system reconfigure /etc/config.scm
>> ..............................................
>> ice-9/boot-9.scm:1685:16: In procedure raise-exception:
>> erreur : dbus-service-type : variable non liée
> 
> 
> I think the service you are looking for is called
> 'dbus-root-service-type', rather than 'dbus-service-type', but I'm
> pretty sure it is part of %desktop-services anyway.
> 
>> After have put '(gnu packages dbus)'
>>
>>
>> $ sudo guix system reconfigure /etc/config.scm
>> ..............................................
>> guix system: erreur : échec lors du chargement de « /etc/config.scm » :
>> ice-9/boot-9.scm:3330:6: In procedure resolve-interface:
>> no code for module (gnu packages dbus)
>>
>> I don't know how to investigate more...
>> Thank you in advance if you have some infos :)
>>
>> Regards
>>
>>
>> Hubert
> 
> This is my working bluetooth configuration
> 
> <snip>
> (use-modules (gnu services base)
>                (gnu services desktop))
> 
> (operating-system
>     ; ...
>     (services
>         (cons
>          (service bluetooth-service-type
>                   (bluetooth-configuration
>                    (auto-enable? #t)))
>          %desktop-services)))
> <snap>
> 
> DBus starts by default and bluetooth is enabled and automatically
> configured, Pulseaudio can connect to my bluetooth headset out of the
> box. Sometimes I had issues with bluetooth on GNU/Linux because I didn't
> realize my antenna was software locked and I needed to unlock it with
> rfkill. I hope this helps