X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=emacs%2Fnotmuch-compat.el;h=ad134dfee99c273f7ffb5895730364902abe40af;hb=8b7c09c66bbae35c52150a5ee81b94a82b2b3054;hp=3ede6b36aeae6d7c0e7bfa90dfb9331e1dbb7ad6;hpb=08b26f449dffd1b0c6611350f975c1c62d2cfc74;p=notmuch

diff --git a/emacs/notmuch-compat.el b/emacs/notmuch-compat.el
index 3ede6b36..ad134dfe 100644
--- a/emacs/notmuch-compat.el
+++ b/emacs/notmuch-compat.el
@@ -1,4 +1,4 @@
-;;; notmuch-compat.el --- compatibility functions for earlier versions of emacs
+;;; notmuch-compat.el --- compatibility functions for earlier versions of emacs  -*- lexical-binding: t -*-
 ;;
 ;; The functions in this file are copied from more modern versions of
 ;; emacs and are Copyright (C) 1985-1986, 1992, 1994-1995, 1999-2017
@@ -21,10 +21,11 @@
 
 ;;; Code:
 
-;; emacs master has a bugfix for folding long headers when sending
-;; messages. Include the fix for earlier versions of emacs. To avoid
-;; interfering with gnus we only run the hook when called from
-;; notmuch-message-mode.
+;; Before Emacs 26.1 lines that are longer than 998 octets were not.
+;; folded. Commit 77bbca8c82f6e553c42abbfafca28f55fc995d00 fixed
+;; that. Until we drop support for Emacs 25 we have to backport that
+;; fix. To avoid interfering with Gnus we only run the hook when
+;; called from notmuch-message-mode.
 
 (declare-function mail-header-fold-field "mail-parse" nil)
 
@@ -40,8 +41,6 @@
 (unless (fboundp 'message--fold-long-headers)
   (add-hook 'message-header-hook 'notmuch-message--fold-long-headers))
 
-;; End of compatibility functions
-
 (provide 'notmuch-compat)
 
 ;;; notmuch-compat.el ends here