sddm: start elogind via dbus if it is available.

srcpkgs/sddm/files/sddm/run

@@ -1,4 +1,12 @@
 #!/bin/sh
 set -e
 sv check dbus >/dev/null || exit 1
+
+if [ -x /usr/bin/elogind-inhibit ]; then
+        dbus-send --system --print-reply --dest=org.freedesktop.DBus \
+                /org/freedesktop/DBus                           \
+                org.freedesktop.DBus.StartServiceByName         \
+                string:org.freedesktop.login1 uint32:0
+fi
+
 exec sddm 2>&1

srcpkgs/sddm/template

@@ -1,7 +1,7 @@
 # Template file for 'sddm'
 pkgname=sddm
 version=0.18.0
-revision=2
+revision=3
 build_style=cmake
 configure_args="-DBUILD_MAN_PAGES=1 -DNO_SYSTEMD=1 -DUSE_ELOGIND=1
  -DLOGIN_DEFS_PATH=${XBPS_SRCPKGDIR}/shadow/files/login.defs