gnus-art.el (article-treat-date): Assume that gnus-article-date-headers may be a group parameter.

2 files changed, 10 insertions, 1 deletions

diff --git a/lisp/gnus/ChangeLog b/lisp/gnus/ChangeLog
index baabe5f65b9..f40f65063a2 100644
--- a/lisp/gnus/ChangeLog
+++ b/lisp/gnus/ChangeLog
@@ -1,3 +1,8 @@
+2011-04-11  Katsumi Yamaoka  <yamaoka@jpl.org>
+
+        * gnus-art.el (article-treat-date): Assume that
+        gnus-article-date-headers may be a group parameter.
+
 2011-04-07  Teodor Zlatanov  <tzz@lifelogs.com>
 
         * gnus-registry.el (gnus-registry-handle-action): More debugging.
diff --git a/lisp/gnus/gnus-art.el b/lisp/gnus/gnus-art.el
index 97677988f0a..e03c787d995 100644
--- a/lisp/gnus/gnus-art.el
+++ b/lisp/gnus/gnus-art.el
@@ -3407,7 +3407,11 @@ lines forward."
         (setq ended t)))))
 
 (defun article-treat-date ()
-  (article-date-ut gnus-article-date-headers t))
+  (article-date-ut (if (gnus-buffer-live-p gnus-summary-buffer)
+                       (with-current-buffer gnus-summary-buffer
+                         gnus-article-date-headers)
+                     gnus-article-date-headers)
+                   t))
 
 (defun article-date-ut (&optional type highlight date-position)
   "Convert DATE date to TYPE in the current article.