bug#40714: closed (Reinitialising the major mode disables which-function-mode.)

[GNU bug Tracking System]

Your message dated Wed, 20 May 2020 18:08:42 +0000
with message-id <20200520180842.GA19724@ACM>
and subject line Re: bug#40714: Acknowledgement (Reinitialising the major mode 
disables which-function-mode.)
has caused the debbugs.gnu.org bug report #40714,
regarding Reinitialising the major mode disables which-function-mode.
to be marked as done.

(If you believe you have received this mail in error, please contact
address@hidden.)


-- 
40714: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=40714
GNU Bug Tracking System
Contact address@hidden with problems
> --- Begin Message ---
>
>
>
> Subject: 
>
> Reinitialising the major mode disables which-function-mode.
>
>
>
>
> Date: 
>
> Sun, 19 Apr 2020 11:12:33 +0000
>
>
>
>
> Hello, Emacs.
>
> In a typical buffer, say an emacs-lisp-mode buffer, with
> which-function-mode enabled and working, do
>
>     M-x emacs-lisp-mode
>
> .  which-function-mode is no longer working.
>
> #########################################################################
>
> The cause of this is that the enablement of w-f-m is stored in a buffer
> local variable which-func-mode.  This local variable gets killed on
> reinitialising the major mode.  There is nothing to set it to non-nil
> again.
>
> When visiting a file, which-func-mode gets set in a file-find-hook
> function called which-func-ff-hook.
>
> Suggested fix: Move which-func-ff-hook to after-change-major-mode-hook
> (renaming it, of course).
>
> -- 
> Alan Mackenzie (Nuremberg, Germany).
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#40714: Acknowledgement (Reinitialising the major mode disables which-function-mode.)
>
>
>
>
> Date: 
>
> Wed, 20 May 2020 18:08:42 +0000
>
>
>
>
> Bug fixed in master.
>
> -- 
> Alan Mackenzie (Nuremberg, Germany).
>
>
> --- End Message ---