From a17223fd626d0039259053ff412fbe56c9cdc78c Mon Sep 17 00:00:00 2001 From: Diego Nicola Barbato Date: Sun, 28 Apr 2019 22:18:28 +0200 Subject: [PATCH 3/3] doc: Document 'display' and 'vt' fields of 'slim-configuration'. * doc/guix.texi (X Window): Mention 'display' and 'vt' fields of 'slim-configuration' and explain how to use them to add multiple SLiM services to system services. --- doc/guix.texi | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/doc/guix.texi b/doc/guix.texi index 4f43db3443..6ac76c18f6 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -13450,6 +13450,33 @@ This is the type for the SLiM graphical login manager for X11. Like GDM, SLiM looks for session types described by @file{.desktop} files and allows users to choose a session from the log-in screen using @kbd{F1}. It also honors @file{~/.xsession} files. + +Unlike GDM, SLiM does not spawn the user session on a different VT after +logging in, which means that you can only start one graphical session. If you +want to be able to run multiple graphical sessions at the same time you have +to add multiple SLiM services to your system services. The following example +shows how to replace the default GDM service with two SLiM services on tty7 +and tty8. + +@lisp +(use-modules (gnu services) + (gnu services desktop) + (gnu services xorg) + (srfi srfi-1)) ;for 'remove' + +(operating-system + ;; ... + (services (cons* (service slim-service-type (slim-configuration + (display ":0") + (vt "vt7"))) + (service slim-service-type (slim-configuration + (display ":1") + (vt "vt8"))) + (remove (lambda (service) + (eq? (service-kind service) gdm-service-type)) + %desktop-services)))) +@end lisp + @end defvr @deftp {Data Type} slim-configuration @@ -13487,6 +13514,12 @@ false, you will be unable to log in. @item @code{xorg-configuration} (default @code{(xorg-configuration)}) Configuration of the Xorg graphical server. +@item @code{display} (default @code{":0"}) +The display on which to start the Xorg graphical server. + +@item @code{vt} (default @code{"vt7"}) +The VT on which to start the Xorg graphical server. + @item @code{xauth} (default: @code{xauth}) The XAuth package to use. -- 2.21.0