xserver-nodm-init: add EnvironmentFile

* used to set HOME variable before /etc/X11/Xsession is started
* e.g. enlightenment is creating ${HOME}/.e and without this it ends in
  /tmp/.e and during startup HOME gets defined and switched to
  /home/root/.e

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>

meta-oe/recipes-graphics/xserver-nodm-init/xserver-nodm-init-2.0/xserver-nodm.conf

@@ -0,0 +1 @@
+HOME=/home/root

meta-oe/recipes-graphics/xserver-nodm-init/xserver-nodm-init-2.0/xserver-nodm.service

@@ -2,6 +2,7 @@
 Description=Xserver startup with a display manager
 
 [Service]
+EnvironmentFile=/etc/default/xserver-nodm
 ExecStart=/usr/bin/xinit /etc/X11/Xsession -- /etc/X11/Xserver
 
 [Install]

meta-oe/recipes-graphics/xserver-nodm-init/xserver-nodm-init_2.0.bb

@@ -3,10 +3,11 @@ LICENSE = "GPLv2"
 LIC_FILES_CHKSUM = "file://COPYING;md5=751419260aa954499f7abaabaa882bbe"
 SECTION = "x11"
 
-PR = "r14"
+PR = "r16"
 
 SRC_URI = "file://xserver-nodm \
            file://xserver-nodm.service \
+           file://xserver-nodm.conf \
            file://gplv2-license.patch \
 "
 S = "${WORKDIR}"
@@ -25,7 +26,11 @@ SYSTEMD_SERVICE_${PN}-systemd = "xserver-nodm.service"
 do_install() {
 	install -d ${D}${sysconfdir}/init.d
 	install xserver-nodm ${D}${sysconfdir}/init.d
+	install -d ${D}${sysconfdir}/default
+	install xserver-nodm.conf ${D}${sysconfdir}/default/xserver-nodm
 }
 
+FILES_${PN}-systemd += "${sysconfdir}/default/xserver-nodm"
+
 RDEPENDS_${PN} = "xserver-common (>= 1.30) xinit"
 RDEPENDS_${PN}-systemd += "xserver-common (>= 1.30) xinit"