From: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
To: Gregory Heytings <gregory@heytings.org>
Cc: 60467@debbugs.gnu.org, Alan Mackenzie <acm@muc.de>,
Ihor Radchenko <yantar92@posteo.net>
Subject: bug#60467: 30.0.50; primitive-undo: Changes to be undone by function different from announced
Date: Tue, 03 Jan 2023 10:16:54 -0500 [thread overview]
Message-ID: <jwvpmbvk5vn.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <ecc7317ec99cec572825@heytings.org> (Gregory Heytings's message of "Tue, 03 Jan 2023 09:41:52 +0000")
> <undo element 1> <timestamp> <undo element 2> <timestamp> nil <undo element 3>
>
> ofter body has been evaluated, the buffer-undo-list after
> combine-change-call is
>
> (apply ... #'undo--wrap-and-run-primitive-undo ... (<undo element 1>))
> <timestamp> <undo element 2> <timestamp> nil <undo element 3>
>
> which is clearly wrong
Indeed. Which begs the question: why does the current code stop when it
sees a timestamp?
Alan? Do you remember why you did that?
What would go wrong if we applied a patch like the one below?
Stefan
diff --git a/lisp/subr.el b/lisp/subr.el
index 5fb150994ec..6f51ac90ce5 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -4972,10 +4972,11 @@ combine-change-calls-1
;; In case garbage collection has removed OLD-BUL.
(cdr ptr)
;; Don't include a timestamp entry.
- (not (and (consp (cdr ptr))
- (consp (cadr ptr))
- (eq (caadr ptr) t)
- (setq old-bul (cdr ptr)))))
+ ;; (not (and (consp (cdr ptr))
+ ;; (consp (cadr ptr))
+ ;; (eq (caadr ptr) t)
+ ;; (setq old-bul (cdr ptr))))
+ )
(setq ptr (cdr ptr)))
(unless (cdr ptr)
(message "combine-change-calls: buffer-undo-list broken"))
next prev parent reply other threads:[~2023-01-03 15:16 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-01 13:40 bug#60467: 30.0.50; primitive-undo: Changes to be undone by function different from announced Ihor Radchenko
2023-01-01 14:38 ` Eli Zaretskii
2023-01-02 0:46 ` Gregory Heytings
2023-01-02 1:50 ` Gregory Heytings
2023-01-02 9:31 ` Ihor Radchenko
2023-01-03 9:41 ` Gregory Heytings
2023-01-03 12:46 ` Eli Zaretskii
2023-01-03 13:44 ` Gregory Heytings
2023-01-03 14:48 ` Eli Zaretskii
2023-01-03 15:05 ` Gregory Heytings
2023-01-03 16:10 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-01-03 16:33 ` Gregory Heytings
2023-01-03 16:51 ` Gregory Heytings
2023-01-04 0:16 ` Gregory Heytings
2023-01-04 2:49 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-01-04 9:24 ` Gregory Heytings
2023-01-04 10:50 ` Gregory Heytings
2023-01-04 14:39 ` Eli Zaretskii
2023-01-04 14:43 ` Gregory Heytings
2023-01-04 14:36 ` Eli Zaretskii
2023-01-04 14:39 ` Gregory Heytings
2023-01-04 18:02 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-01-04 18:16 ` Gregory Heytings
2023-01-04 18:42 ` Eli Zaretskii
2023-01-04 21:04 ` Gregory Heytings
2023-01-03 14:56 ` Gregory Heytings
2023-01-03 15:16 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors [this message]
2023-01-03 15:29 ` Gregory Heytings
2023-01-03 16:32 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-01-08 15:43 ` Alan Mackenzie
2023-01-09 6:03 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-01-09 12:16 ` Eli Zaretskii
2023-01-13 22:45 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-01-14 7:06 ` Eli Zaretskii
2023-01-02 9:27 ` Ihor Radchenko
2023-06-22 19:28 ` bug#60467: New problem introduced Frédéric Giquel via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-06-23 11:01 ` bug#60467: 30.0.50; primitive-undo: Changes to be undone by function different from announced Eli Zaretskii
2023-06-23 13:06 ` Gregory Heytings
2023-06-26 14:51 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-06-26 14:53 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-06-26 15:18 ` Gregory Heytings
2023-06-26 15:30 ` Eli Zaretskii
2023-07-01 14:14 ` Gregory Heytings
2023-07-01 14:27 ` Eli Zaretskii
2023-07-15 7:46 ` Eli Zaretskii
2023-08-03 7:38 ` Eli Zaretskii
2023-08-10 11:28 ` Gregory Heytings
2023-08-10 13:41 ` Eli Zaretskii
2023-08-10 13:55 ` Gregory Heytings
2023-08-12 7:09 ` Eli Zaretskii
2023-08-16 16:09 ` Gregory Heytings
[not found] <3eea0a7dff2915453876fc3a2b628886c78a4d4b.camel@laposte.net>
2023-07-04 0:03 ` sbaugh
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