(defun gnus-news-group-p (group &optional article)
"Return non-nil if GROUP (and ARTICLE) come from a news server."
(cond ((gnus-member-of-valid 'post group) ;Ordinary news group
- t) ;is news of course.
+ t) ;is news of course.
((not (gnus-member-of-valid 'post-mail group)) ;Non-combined.
nil) ;must be mail then.
((vectorp article) ;Has header info.
(eq (gnus-request-type group (mail-header-id article)) 'news))
- ((null article) ;Hasn't header info
+ ((null article) ;Hasn't header info
(eq (gnus-request-type group) 'news)) ;(unknown ==> mail)
- ((< article 0) ;Virtual message
+ ((< article 0) ;Virtual message
nil) ;we don't know, guess mail.
(t ;Has positive number
(eq (gnus-request-type group article) 'news)))) ;use it.
group 'params))))
(defun gnus-group-set-parameter (group name value)
- "Set parameter NAME to VALUE in GROUP."
- (let ((info (gnus-get-info group)))
+ "Set parameter NAME to VALUE in GROUP.
+GROUP can also be an INFO structure."
+ (let ((info (if (listp group)
+ group
+ (gnus-get-info group))))
(when info
(gnus-group-remove-parameter group name)
(let ((old-params (gnus-info-params info))
(not (eq (caar old-params) name)))
(setq new-params (append new-params (list (car old-params)))))
(setq old-params (cdr old-params)))
- (gnus-group-set-info new-params group 'params)))))
+ (gnus-group-set-info new-params (gnus-info-group info) 'params)))))
(defun gnus-group-remove-parameter (group name)
- "Remove parameter NAME from GROUP."
- (let ((info (gnus-get-info group)))
+ "Remove parameter NAME from GROUP.
+GROUP can also be an INFO structure."
+ (let ((info (if (listp group)
+ group
+ (gnus-get-info group))))
(when info
(let ((params (gnus-info-params info)))
(when params