gnu: services: Add MATE desktop service.

* gnu/services/desktop.scm (<mate-desktop-configuration>,
mate-desktop-service-type): New variable.
(mate-desktop-service): New public variable.

* doc/guix.texi (Desktop Services): Document the service.

Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>

1 files changed, 19 insertions, 7 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index ad018ffc8e..2289d8201d 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -26,7 +26,7 @@ Copyright @copyright{} 2016 Ben Woodcroft@*
 Copyright @copyright{} 2016, 2017 Chris Marusich@*
 Copyright @copyright{} 2016, 2017 Efraim Flashner@*
 Copyright @copyright{} 2016 John Darrington@*
-Copyright @copyright{} 2016 ng0@*
+Copyright @copyright{} 2016, 2017 ng0@*
 Copyright @copyright{} 2016, 2017 Jan Nieuwenhuizen@*
 Copyright @copyright{} 2016 Julien Lepiller@*
 Copyright @copyright{} 2016 Alex ter Weele@*
@@ -12106,7 +12106,7 @@ The @code{(gnu services desktop)} module provides services that are
 usually useful in the context of a ``desktop'' setup---that is, on a
 machine running a graphical display server, possibly with graphical user
 interfaces, etc.  It also defines services that provide specific desktop
-environments like GNOME and XFCE.
+environments like GNOME, XFCE or MATE.
 
 To simplify things, the module defines a variable containing the set of
 services that users typically expect on a machine with a graphical
@@ -12131,9 +12131,10 @@ The @var{%desktop-services} variable can be used as the @code{services}
 field of an @code{operating-system} declaration (@pxref{operating-system
 Reference, @code{services}}).
 
-Additionally, the @code{gnome-desktop-service} and
-@code{xfce-desktop-service} procedures can add GNOME and/or XFCE to a
-system.  To ``add GNOME'' means that system-level services like the
+Additionally, the @code{gnome-desktop-service},
+@code{xfce-desktop-service} and @code{mate-desktop-service}
+procedures can add GNOME, XFCE and/or MATE to a system.
+To ``add GNOME'' means that system-level services like the
 backlight adjustment helpers and the power management utilities are
 added to the system, extending @code{polkit} and @code{dbus}
 appropriately, allowing GNOME to operate with elevated privileges on a
@@ -12144,6 +12145,11 @@ not only adds the @code{xfce} metapackage to the system profile, but it
 also gives the Thunar file manager the ability to open a ``root-mode''
 file management window, if the user authenticates using the
 administrator's password via the standard polkit graphical interface.
+To ``add MATE'' means that @code{polkit} and @code{dbus} are extended
+appropriately, allowing MATE to operate with elevated privileges on a
+limited number of special-purpose system interfaces.  Additionally,
+adding a service made by @code{mate-desktop-service} adds the MATE
+metapackage to the system profile.
 
 @deffn {Scheme Procedure} gnome-desktop-service
 Return a service that adds the @code{gnome} package to the system
@@ -12158,9 +12164,15 @@ file system as root from within a user session, after the user has
 authenticated with the administrator's password.
 @end deffn
 
-Because the GNOME and XFCE desktop services pull in so many packages,
+@deffn {Scheme Procedure} mate-desktop-service
+Return a service that adds the @code{mate} package to the system
+profile, and extends polkit with the actions from
+@code{mate-settings-daemon}.
+@end deffn
+
+Because the GNOME, XFCE and MATE desktop services pull in so many packages,
 the default @code{%desktop-services} variable doesn't include either of
-them by default.  To add GNOME or XFCE, just @code{cons} them onto
+them by default.  To add GNOME, XFCE orMATE, just @code{cons} them onto
 @code{%desktop-services} in the @code{services} field of your
 @code{operating-system}: