bug#56661: SDDM does not do the equivalent of 'login shell --login', unlike other login managers

[Maxime Devos]

On 22-07-2022 12:44, Maxime Devos wrote:
> On 22-07-2022 12:24, Maxime Devos wrote:
> > retitle 56661 SDDM does not do the equivalent of 'login shell 
> > --login', unlike other login managers
> > thanks
> >
> > A digged a little, and found  that:
> >
> > For GDM, things work, for SDDM, they don't.
> >
> > There is a 'xinitrc' procedure in gnu/services/xorg.scm that 
> > generates a configuration file that has a fallback .xsession that 
> > does a --login. This is used by gdm-wayland-session-wrapper, 
> > <gdm-configuration> and slim-shepherd-service.  However, nothing 
> > similar appears to be done for SDDM.  So it appears that the SDDM 
> > service needs to be tweaked to use xinitrc or such.
>
> It appears that SDDM supports xinitrc files, but it looks for them 
> (see data/scripts/Xsession) in $HOME/.xsessionrc and 
> /etc/X11/xinit/xinitrc.d, which do not exist in Guix. There is no 
> option for overriding the xinitrc.  However, it is possible to 
> override the Xsession script used, so we can give SDDM a modified 
> Xsession script that uses Guix' xinitrc. I'll give that a try.
Actually, I'll be doing other things first, but for anyone interested, 
this sounds like a likely solution to me.

Greetings,
Maxime.

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