:version "22.1" ;; Oort Gnus
:group 'pop3)
+(defcustom pop3-stream-length 100
+ "How many messages should be requested at one time.
+The lower the number, the more latency-sensitive the fetching
+will be. If your pop3 server doesn't support streaming at all,
+set this to 1."
+ :type 'number
+ :version "24.1"
+ :group 'pop3)
+
(defcustom pop3-leave-mail-on-server nil
"*Non-nil if the mail is to be left on the POP server after fetching.
(let ((size (pop3-stat process)))
(setq message-count (car size)
message-total-size (cadr size)))
- (when (plusp message-count)
+ (when (> message-count 0)
(pop3-send-streaming-command
process "RETR" message-count message-total-size)
(pop3-write-to-file file)
(while (>= count i)
(process-send-string process (format "%s %d\r\n" command i))
;; Only do 100 messages at a time to avoid pipe stalls.
- (when (zerop (% i 100))
+ (when (zerop (% i pop3-stream-length))
(pop3-wait-for-messages process i total-size))
(incf i)))
(pop3-wait-for-messages process count total-size))