2003-01-02 Matthieu Moy <Matthieu.Moy@imag.fr>

[gnus] / lisp / gnus-int.el

diff --git a/lisp/gnus-int.el b/lisp/gnus-int.el
index 32ecfa7..da22bb5 100644 (file)
--- a/lisp/gnus-int.el
+++ b/lisp/gnus-int.el
@@ -483,9 +483,22 @@ If GROUP is nil, all groups on GNUS-COMMAND-METHOD are scanned."
     (setq gnus-command-method (gnus-server-to-method gnus-command-method)))
   (when (gnus-check-backend-function
         'request-update-info (car gnus-command-method))
-    (funcall (gnus-get-function gnus-command-method 'request-update-info)
-            (gnus-group-real-name (gnus-info-group info))
-            info (nth 1 gnus-command-method))))
+    (let ((group (gnus-info-group info)))
+      (and (funcall (gnus-get-function gnus-command-method
+                                      'request-update-info)
+                   (gnus-group-real-name group)
+                   info (nth 1 gnus-command-method))
+          ;; If the minimum article number is greater than 1, then all
+          ;; smaller article numbers are known not to exist; we'll
+          ;; artificially add those to the 'read range.
+          (let* ((active (gnus-active group))
+                 (min (car active)))
+            (when (> min 1)
+              (let* ((range (if (= min 2) 1 (cons 1 (1- min))))
+                     (read (gnus-info-read info))
+                     (new-read (gnus-range-add read (list range))))
+                (gnus-info-set-read info new-read)))
+            info)))))
 
 (defun gnus-request-expire-articles (articles group &optional force)
   (let* ((gnus-command-method (gnus-find-method-for-group group))