Add ability to select if you have a screen attached or not. This should solve screen vs headless mode problems with getting the GUI to start.

.includes/toggle-screen.sh

@@ -0,0 +1,66 @@
+#!/usr/bin/env bash
+
+# Change between dummy and fbdev driver for X session.
+
+active_screen() {
+    cat << EOF | sudo "${sudoFlags[@]}" tee /etc/X11/xorg.conf.d/10-screendriver.conf &> /dev/null
+Section "Device"
+    Identifier  "FBdev"
+    Driver      "fbdev"
+EndSection
+EOF
+}
+
+headless() {
+    cat << EOF | sudo "${sudoFlags[@]}" tee /etc/X11/xorg.conf.d/10-screendriver.conf &> /dev/null
+Section "Monitor"
+        Identifier "dummy_monitor"
+        HorizSync 28.0-80.0
+        VertRefresh 48.0-75.0
+        Modeline "1920x1080" 172.80 1920 2040 2248 2576 1080 1081 1084 1118
+EndSection
+
+Section "Device"
+        Identifier "dummy_card"
+        VideoRam 256000
+        Driver "dummy"
+EndSection
+
+Section "Screen"
+        Identifier "dummy_screen"
+        Device "dummy_card"
+        Monitor "dummy_monitor"
+        SubSection "Display"
+        EndSubSection
+EndSection
+[storm@fenrir ~] $ cat ~/99-headless.conf
+Section "Monitor"
+        Identifier "dummy_monitor"
+        HorizSync 28.0-80.0
+        VertRefresh 48.0-75.0
+        Modeline "1920x1080" 172.80 1920 2040 2248 2576 1080 1081 1084 1118
+EndSection
+
+Section "Device"
+        Identifier "dummy_card"
+        VideoRam 256000
+        Driver "dummy"
+EndSection
+
+Section "Screen"
+        Identifier "dummy_screen"
+        Device "dummy_card"
+        Monitor "dummy_monitor"
+        SubSection "Display"
+        EndSubSection
+EndSection
+EOF
+}
+
+
+answer=$(yesno "Do you have a physical screen attached?")
+if [[ "${answer}" == "yes" ]]; then
+    active_screen
+else
+    headless
+fi