Linux: update xdg-utils to the latest git version and include a one-line fix in xdg-mime.

scripts/xdg-desktop-icon.in

 #!/bin/sh
 #---------------------------------------------
 #   xdg-desktop-icon
 #
 #   Utility script to install desktop items on a Linux desktop.
 #
 #   Refer to the usage() function below for usage.
 #
 #   Copyright 2009-2010, Fathi Boudra <fabo@freedesktop.org>
 #   Copyright 2009-2010, Rex Dieter <rdieter@fedoraproject.org>
@@ skipping 99 matching lines @@
     [ -w "$desktop_dir" ] || desktop_dir=
 fi
 if [ -n "$desktop_dir_kde" ]; then
     if [ ! -d "$desktop_dir_kde" ]; then
         save_umask=`umask`
         umask $my_umask
         mkdir -p "$desktop_dir_kde"
         umask $save_umask
     fi
     # Is the KDE desktop dir != $HOME/Desktop ?
-    if [ x`readlink -f "$desktop_dir"` != x`readlink -f "$desktop_dir_kde"` ]; then
+    if [ "x`readlink -f "$desktop_dir"`" != "x`readlink -f "$desktop_dir_kde"`" ]; then
         # If so, don't create $HOME/Desktop if it doesn't exist
         [ -w "$desktop_dir" ] || desktop_dir=
     else
         desktop_dir_kde=
     fi
 fi
 
 basefile=`basename "$desktop_file"`
 
 DEBUG 1 "$action $desktop_file in $desktop_dir $desktop_dir_kde $desktop_dir_gnome"
@@ skipping 20 matching lines @@
                 rm -f "$x/$basefile"
             fi
         done
 
         ;;
 esac
 
 exit_success