Improve filling with footnote-mode

* lisp/mail/footnote.el (footnote-mode): Add regexp for footnotes
to sentence-end-base to improve filling.

(cherry picked from commit 64905eba2707f89c3befe99b36d14e24eeb9f8c0)

diff --git a/lisp/mail/footnote.el b/lisp/mail/footnote.el
index c4d10b7485627b205a40a117b2c58d6f888b32d4..1e6265c79bfd85b7bb89c9f1c43f7e44716bd514 100644 (file)
--- a/lisp/mail/footnote.el
+++ b/lisp/mail/footnote.el
@@ -894,6 +894,10 @@ play around with the following keys:
     (make-local-variable 'footnote-start-tag)
     (make-local-variable 'footnote-end-tag)
     (make-local-variable 'adaptive-fill-function)
+    (setq-local sentence-end-base
+                (rx (or (regexp sentence-end-base)
+                        (seq (regexp sentence-end-base)
+                             "[" (+ digit) "]"))))
 
     ;; Filladapt is a GNU ELPA package.
     (when (boundp 'filladapt-token-table)