Xsession.d/99mdm: Set default XDG_DATA_DIRS if the variable is not set

In Betsy, XDG_DATA_DIRS isn't set. The responsibility falls on the DM. Without this, the session can fail (tested with MATE).
linuxmint · Nov 9, 2016 · bb3e3cf · bb3e3cf
1 parent c87627b
commit bb3e3cf
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/files/etc/X11/Xsession.d/99mdm b/files/etc/X11/Xsession.d/99mdm
@@ -6,6 +6,10 @@
 # using a different display manager.
 
 if [ -n "$MDMSESSION" ]; then
-    XDG_DATA_DIRS="$XDG_DATA_DIRS":"/usr/share/mdm/"
+    if [ -n "$XDG_DATA_DIRS" ]; then
+        XDG_DATA_DIRS="$XDG_DATA_DIRS":"/usr/share/mdm/"
+    else
+        XDG_DATA_DIRS="/usr/local/share/:/usr/share/:/usr/share/mdm/"
+    fi
     export XDG_DATA_DIRS
 fi