master 8c7f92f25c3: Fix total count of messages in Rmail summary buffers

[Eli Zaretskii]

branch: master
commit 8c7f92f25c39137b5ddc2872597434fd5a3b38e9
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Fix total count of messages in Rmail summary buffers
    
    * lisp/mail/rmailsum.el (rmail-new-summary-1): Actually count the
    messages in the summary buffer instead of relying on
    'rmail-total-messages'.  Reported by Andrea Monaco
    <andrea.monaco@autistici.org>.
---
 lisp/mail/rmailsum.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/mail/rmailsum.el b/lisp/mail/rmailsum.el
index 21dec2bbeb7..e3a6c16933b 100644
--- a/lisp/mail/rmailsum.el
+++ b/lisp/mail/rmailsum.el
@@ -742,13 +742,14 @@ message."
          (setq rmail-summary-buffer nil)))
     (save-excursion
       (let ((rbuf (current-buffer))
-           (total rmail-total-messages))
+           (total 0))
        (set-buffer sumbuf)
        ;; Set up the summary buffer's contents.
        (let ((buffer-read-only nil))
          (erase-buffer)
          (while summary-msgs
            (princ (cdr (car summary-msgs)) sumbuf)
+            (setq total (1+ total))
            (setq summary-msgs (cdr summary-msgs)))
          (goto-char (point-min)))
        ;; Set up the rest of its state and local variables.