On Tue, Jul 13, 1999 at 10:53:47AM -0400, firstname.lastname@example.org wrote:
> It was meant to be a test for the non-empty value of that variable, so that the
> stuff inside the 'if' wouldn't get executed if the variable was empty.
> Any suggestions for a better idiom for doing this recursion?
I believe that the test you're looking for is:
if [ "x$XX" != "x" ] ; then ....