master f7a6dd4fcc: Re-fix Gcc header tokenization in Gnus

[Lars Ingebrigtsen]

branch: master
commit f7a6dd4fcc54230630fcba73ca6bda2a413eff24
Author: Lars Ingebrigtsen <larsi@gnus.org>
Commit: Lars Ingebrigtsen <larsi@gnus.org>

    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).
---
 lisp/gnus/gnus-msg.el | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lisp/gnus/gnus-msg.el b/lisp/gnus/gnus-msg.el
index f6ae028a10..17a87134be 100644
--- 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))