Check at line 150 to make sure ib{/.} and $yich are defined.

23 years ago · 1a233fa17b
1 changed files with 17 additions and 17 deletions
--- a/SWIM/MD.pm
+++ b/SWIM/MD.pm
@ -147,7 +147,7 @@ sub process_md {
 		 }
 	     } 
 	 }
-        $ib{"/."} = $ib{"/."} . " $yich";
+	 $ib{"/."} = $ib{"/."} . " $yich" if defined $ib{"/."} && $yich;
     }

     # after much experimentation it turns out that a flat text file