master 3f7e26e2bed 1/2: (define-globalized-minor-mode): Fix bug#58888

[Stefan Monnier]

branch: master
commit 3f7e26e2bed4ee7adab3a5d2bfa289517499e4c8
Author: Stefan Monnier <monnier@iro.umontreal.ca>
Commit: Stefan Monnier <monnier@iro.umontreal.ca>

    (define-globalized-minor-mode): Fix bug#58888
    
    * lisp/emacs-lisp/easy-mmode.el (define-globalized-minor-mode) <MODE-cmhh>:
    Try and detect well-behaved modes so they're not affected by
    those which require the cmhh hack.
---
 lisp/emacs-lisp/easy-mmode.el | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lisp/emacs-lisp/easy-mmode.el b/lisp/emacs-lisp/easy-mmode.el
index 095bd5faa03..b09466d79fc 100644
--- a/lisp/emacs-lisp/easy-mmode.el
+++ b/lisp/emacs-lisp/easy-mmode.el
@@ -661,8 +661,12 @@ list."
 
        ;; The function that catches kill-all-local-variables.
        (defun ,MODE-cmhh ()
-        (add-to-list ',MODE-buffers (current-buffer))
-        (add-hook 'post-command-hook #',MODE-check-buffers))
+         ;; If `delay-mode-hooks' is set, it indicates that the current
+         ;; buffer's mode will run `run-mode-hooks' afterwards anyway,
+         ;; so we don't need to keep this buffer in MODE-buffers.
+        (unless delay-mode-hooks
+          (add-to-list ',MODE-buffers (current-buffer))
+          (add-hook 'post-command-hook #',MODE-check-buffers)))
        (put ',MODE-cmhh 'definition-name ',global-mode))))
 
 (defun easy-mmode--globalized-predicate-p (predicate)