Re-fix Gcc header tokenization in Gnus

* lisp/gnus/gnus-msg.el (gnus-inews-do-gcc): Split the Gcc header
on commas, but allow group names to contain spaces (bug#55217).

diff --git a/lisp/gnus/gnus-msg.el b/lisp/gnus/gnus-msg.el
index f6ae028a104550c312d80ba0342b7b602f6a87be..17a87134be0506616f9bd2a6b0a9e7dda756678e 100644 (file)
--- a/lisp/gnus/gnus-msg.el
+++ b/lisp/gnus/gnus-msg.el
@@ -1571,8 +1571,9 @@ this is a reply."
        (when gcc
          (message-remove-header "gcc")
          (widen)
-         (setq groups (message-unquote-tokens
-                       (message-tokenize-header gcc ",\n\t")))
+         (setq groups (mapcar #'string-trim
+                               (message-unquote-tokens
+                               (message-tokenize-header gcc))))
          ;; Copy the article over to some group(s).
          (while (setq group (pop groups))
            (setq method (gnus-inews-group-method group))