master 2f7cd9cd73: Make bibtex-mode not signal errors when used programmatically

[Lars Ingebrigtsen]

branch: master
commit 2f7cd9cd732f4e25a06d5e52fde7ff376a1c366e
Author: Lars Ingebrigtsen <larsi@gnus.org>
Commit: Lars Ingebrigtsen <larsi@gnus.org>

    Make bibtex-mode not signal errors when used programmatically
    
    * lisp/textmodes/bibtex.el (bibtex-mode): Ensure that the font
    lock machinery is set up (bug#48447).
---
 lisp/textmodes/bibtex.el | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lisp/textmodes/bibtex.el b/lisp/textmodes/bibtex.el
index 6763da046f..333cfa5169 100644
--- a/lisp/textmodes/bibtex.el
+++ b/lisp/textmodes/bibtex.el
@@ -3659,7 +3659,11 @@ if that value is non-nil.
                                         ?\s)))))
     (if (and buffer-file-name enable-local-variables)
         (add-hook 'hack-local-variables-hook fun nil t)
-      (funcall fun))))
+      (funcall fun)))
+  ;; We may be using the mode programmatically to extract data, and we
+  ;; then need this to be set up first so that sexp-based movement
+  ;; commands don't bug out.
+  (font-lock-set-defaults))
 
 (defun bibtex-entry-alist (dialect)
   "Return entry-alist for DIALECT."