2000-10-07 15:42:59 ShengHuo ZHU <zsh@cs.rochester.edu>

	* gnus-logic.el (gnus-advanced-string): Use "" if nil.

diff --git a/lisp/gnus/gnus-logic.el b/lisp/gnus/gnus-logic.el
index 56964ff9f463a3d43ecac5cebb38712afd0afef1..de6ae648bc5c17ce4539a9814973897aebabbfe1 100644 (file)
--- a/lisp/gnus/gnus-logic.el
+++ b/lisp/gnus/gnus-logic.el
@@ -3,6 +3,7 @@
 ;;        Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
+;; Maintainer: bugs@gnus.org
 ;; Keywords: news
 
 ;; This file is part of GNU Emacs.
@@ -145,7 +146,7 @@
   (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))