-svn update $SVNOPTIONS software/components >> $SVNLOG 2>&1
-svn update $SVNOPTIONS software/matita >> $SVNLOG 2>&1
+svn update -N software >> $SVNLOG 2>&1
+cd software
+svn update $SVNOPTIONS components >> $SVNLOG 2>&1
+svn update $SVNOPTIONS matita >> $SVNLOG 2>&1
+cd ..