frontend.lisp: Return non-nil from `main'.

Otherwise some versions of `cl-launch' force a nonzero exit status.

diff --git a/frontend.lisp b/frontend.lisp
index 613fb21..e170731 100644 (file)
--- a/frontend.lisp
+++ b/frontend.lisp
@@ -121,6 +121,7 @@
          (die-usage)))
       (if opt-debug
          (run)
-         (with-unix-error-reporting () (run))))))
+         (with-unix-error-reporting () (run)))
+      t)))
 
 ;;;----- That's all, folks --------------------------------------------------