Finish implementation of save/restore/forget

git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@3378 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb

Shorewall/functions

@@ -136,6 +136,14 @@ fix_bang() {
     done
 }
 
+#
+# Echos the fully-qualified name of the calling shell program
+#
+my_pathname() {
+    cd $(dirname $0)
+    echo $PWD/$(basename $0)
+}
+
 #
 # Set default config path
 #