On Tue 25 Aug 2015 16:55, l...@gnu.org (Ludovic Courtès) writes:

> Andy Wingo <wi...@pobox.com> skribis:
>
>> * gnu/services/base.scm (mingetty-service):
>> * gnu/services/xorg.scm (slim-service):
>> * gnu/services/ssh.scm (lsh-service):
>> * gnu/system/linux.scm (unix-pam-service, base-pam-services): Add
>>   #:additional-session-modules keyword argument.
>
> I wonder if we really need #:additional-session-modules passed around.
>
> My first suggestion would be to do ‘unix-pam-service’ or
> ‘base-pam-services’ in the OS declaration along these lines:
>
>   (operating-system
>     ;; ...
>     (pam-services (map (lambda (service)
>                          (pam-service
>                            (inherit service)
>                            (session (cons ...))))
>                        (base-pam-services))))
>
> But maybe that turned out to be inconvenient?  If so, perhaps we could
> solve it by introducing helper procedures, like
> ‘add-pam-service-session’ or something?
>
> Or am I missing something?  :-)
>
> BTW, I realize we should rename (gnu system linux) to (gnu system pam)
> and then document it in the manual.

How would that work for other services like slim, mingetty, etc?

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