X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fgnus-logic.el;h=9d2c009219f11194013e6a8efc3e642f28c39e57;hb=8d5b94488b8fe507a83eb5475ecaa54afb8a98b8;hp=2c5517a60b566a30ec9e4d53fd657fa7d03cb4d4;hpb=cda270b73d89201b8072b013dfde919798b168d6;p=elisp%2Fgnus.git-

diff --git a/lisp/gnus-logic.el b/lisp/gnus-logic.el
index 2c5517a..9d2c009 100644
--- a/lisp/gnus-logic.el
+++ b/lisp/gnus-logic.el
@@ -1,5 +1,6 @@
 ;;; gnus-logic.el --- advanced scoring code for Gnus
-;; Copyright (C) 1996,97,98 Free Software Foundation, Inc.
+;; Copyright (C) 1996, 1997, 1998, 1999, 2000
+;;        Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
@@ -144,7 +145,7 @@
   (let* ((type (or type 's))
 	 (case-fold-search (not (eq (downcase (symbol-name type))
 				    (symbol-name type))))
-	 (header (aref gnus-advanced-headers index)))
+	 (header (or (aref gnus-advanced-headers index) "")))
     (cond
      ((memq type '(r R regexp Regexp))
       (string-match match header))
@@ -218,7 +219,7 @@
 		      ((memq type '(s S string String))
 		       'search-forward)
 		      (t
-		       (error "Illegal match type: %s" type)))))
+		       (error "Invalid match type: %s" type)))))
 	  (goto-char (point-min))
 	  (prog1
 	      (funcall search-func match nil t)
@@ -226,4 +227,4 @@
 
 (provide 'gnus-logic)
 
-;;; gnus-logic.el ends here.
+;;; gnus-logic.el ends here