bug#28008: 25.2; Resume kmacro definition errors C-u C-u <F3>

[Allen Li]

On Tue, Sep 19, 2017 at 12:42 AM, Allen Li <vianchielfaura@gmail.com> wrote:
> Actually, to fix case D.2 (where undefined keys exit kmacro definition
> without saving), all that is needed is a short Emacs Lisp change.
> This keeps the behavior of a bare C-g keyboard-abort of not saving the
> kmacro.
>
> [PATCH] Make undefined keys exit and save kmacro definition
>
> * lisp/subr.el (undefined): Error out of kmacro definition.
> ---
>  lisp/subr.el | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/lisp/subr.el b/lisp/subr.el
> index 79ae1f4830..f0c4e2969d 100644
> --- a/lisp/subr.el
> +++ b/lisp/subr.el
> @@ -785,8 +785,9 @@ undefined
>    "Beep to tell the user this binding is undefined."
>    (interactive)
>    (ding)
> -  (message "%s is undefined" (key-description (this-single-command-keys)))
> -  (setq defining-kbd-macro nil)
> +  (if defining-kbd-macro
> +      (error "%s is undefined" (key-description (this-single-command-keys)))
> +    (message "%s is undefined" (key-description (this-single-command-keys))))
>    (force-mode-line-update)
>    ;; If this is a down-mouse event, don't reset prefix-arg;
>    ;; pass it to the command run by the up event.
> --
> 2.14.1

Any updates on this? I have been running this patch locally (monkey
patched) for a week without any issues.