how to check for new news every a few minutes?

how to check for new news every a few minutes?

[Qing Xiu]

hi, guys, I use Emacs and guns a long time every day. Each time I had
to press 'g' to check for new news and new emails. How can I set up
Emacs to make itself check for new news every, say, 5 minutes? Thanks a
lot!

Re: how to check for new news every a few minutes?

[Karl Kleinpaste]

"Qing Xiu" <qing.xiu@163.com> writes:
> How can I set up Emacs to make itself check for new news every, say,
> 5 minutes?

;; automatic group re-scan without manual effort.
;; assumes: mail groups, level <= 2; nntp groups, level >= 3.
;; look up arg interpretation for gnus-demon-add-handler.
;; overall meaning: check mail every 5 regardless, and
;; check nntp every 20 iff idle for 20.
;;
;; level-specified group scanner.
(defun gnus-demon-scan-mail-or-news-and-update (level)
"Scan for new mail, updating the *Group* buffer."
  (let ((win (current-window-configuration)))
    (unwind-protect
        (save-window-excursion
          (save-excursion
            (when (gnus-alive-p)
              (save-excursion
                (set-buffer gnus-group-buffer)
                (gnus-group-get-new-news level)))))
      (set-window-configuration win))))
;;
;; level 2: only mail groups are scanned.
(defun gnus-demon-scan-mail-and-update ()
"Scan for new mail, updating the *Group* buffer."
  (gnus-demon-scan-mail-or-news-and-update 2))
(gnus-demon-add-handler 'gnus-demon-scan-mail-and-update 5 nil)
;;
;; level 3: mail and local news groups are scanned.
(defun gnus-demon-scan-news-and-update ()
"Scan for new mail, updating the *Group* buffer."
  (gnus-demon-scan-mail-or-news-and-update 3))
(gnus-demon-add-handler 'gnus-demon-scan-news-and-update 20 20)