Synch to No Gnus 200410182302.

[elisp/gnus.git-] / lisp / gnus-util.el

diff --git a/lisp/gnus-util.el b/lisp/gnus-util.el
index 2be7de7..19ab5e7 100644 (file)
--- a/lisp/gnus-util.el
+++ b/lisp/gnus-util.el
@@ -482,6 +482,7 @@ inside loops."
 (defun gnus-split-references (references)
   "Return a list of Message-IDs in REFERENCES."
   (let ((beg 0)
+       (references (or references ""))
        ids)
     (while (string-match "<[^<]+[^< \t]" references beg)
       (push (substring references (match-beginning 0) (setq beg (match-end 0)))
@@ -669,11 +670,11 @@ Bind `print-quoted' and `print-readably' to t, and `print-length' and
 `print-level' to nil.  See also `gnus-bind-print-variables'."
   (gnus-bind-print-variables (prin1-to-string form)))
 
-(defun gnus-pp (form)
+(defun gnus-pp (form &optional stream)
   "Use `pp' on FORM in the current buffer.
 Bind `print-quoted' and `print-readably' to t, and `print-length' and
 `print-level' to nil.  See also `gnus-bind-print-variables'."
-  (gnus-bind-print-variables (pp form (current-buffer))))
+  (gnus-bind-print-variables (pp form (or stream (current-buffer)))))
 
 (defun gnus-pp-to-string (form)
   "The same as `pp-to-string'.