* (nnmail-article-group): Don't infloop.

(nnmail-split-header-length-limit): New variable.

diff --git a/lisp/nnmail.el b/lisp/nnmail.el
index 524bb4b..697dd9c 100644 (file)
--- a/lisp/nnmail.el
+++ b/lisp/nnmail.el
@@ -444,6 +444,11 @@ parameter.  It should return nil, `warn' or `delete'."
                 (const warn)
                 (const delete)))
 
+(defcustom nnmail-split-header-length-limit 1024
+  "Header lines longer than this limit are excluded from the split function."
+  :group 'nnmail
+  :type 'integer)
+
 ;;; Internal variables.
 
 (defvar nnmail-split-history nil
@@ -1083,10 +1088,10 @@ FUNC will be called with the group name to determine the article number."
        ;; existence to process.
        (goto-char (point-min))
        (while (not (eobp))
-         (end-of-line)
-         (if (> (current-column) 1024)
-             (gnus-delete-line)
-           (forward-line 1)))
+         (unless (< (move-to-column nnmail-split-header-length-limit)
+                    nnmail-split-header-length-limit)
+           (delete-region (point) (progn (end-of-line) (point))))
+         (forward-line 1))
        ;; Allow washing.
        (goto-char (point-min))
        (run-hooks 'nnmail-split-hook)