jpctb: Fix syntax

diff --git a/jpctb b/jpctb
index f6c60e1552d879c28dceb7a34a66608ee19fc47e..402553653e18b7ee9305eb7cbe84ab197178d982 100755 (executable)
--- a/jpctb
+++ b/jpctb
@@ -120,7 +120,7 @@ else
 fi
 
 case "$javadir" in
-|/|/usr)       nojre "javadir is $javadir (and even found $javadir/jre!)" ;;
+''|/|/usr)     nojre "javadir is $javadir (and even found $javadir/jre!)" ;;
 /*)            ;;
 *)             javadir="$PWD/$javadir" ;;
 esac