Bring xdg-utils up to date as of 2009-07-27.

third_party/xdg-utils/scripts/xdg-desktop-icon

 #!/bin/sh
 #---------------------------------------------
 #   xdg-desktop-icon
 #
 #   Utility script to install desktop items on a Linux desktop.
 #
 #   Refer to the usage() function below for usage.
 #
 #   Copyright 2006, Kevin Krammer <kevin.krammer@gmx.at>
 #   Copyright 2006, Jeremy White <jwhite@codeweavers.com>
@@ skipping 501 matching lines @@
     # Is the KDE desktop dir != $HOME/Desktop ?
     if [ x`readlink -f "$desktop_dir"` != x`readlink -f "$desktop_dir_kde"` ]; then
         # If so, don't create $HOME/Desktop if it doesn't exist
         [ -w $desktop_dir ] || desktop_dir=
     else
         desktop_dir_kde=
     fi
 fi
 desktop_dir="$desktop_dir $desktop_dir_kde $desktop_dir_gnome"
 
-basefile=`basename $desktop_file`
+basefile=`basename "$desktop_file"`
 
 DEBUG 1 "$action $desktop_file in $desktop_dir"
 
 case $action in
     install)
         save_umask=`umask`
         umask $my_umask
 
         for x in $desktop_dir ; do
             mkdir -p $x
             eval 'cp $desktop_file $x/$basefile'$xdg_redirect_output
         done
 
         umask $save_umask
         ;;
 
     uninstall)
         for x in $desktop_dir ; do
             rm -f $x/$basefile
         done
 
         ;;
 esac
 
 exit_success