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bug#21507: 25.0.50: (global-SOME-MINOR-MODE) not affecting fundamental m
From: |
Lars Ingebrigtsen |
Subject: |
bug#21507: 25.0.50: (global-SOME-MINOR-MODE) not affecting fundamental mode buffers |
Date: |
Mon, 28 Dec 2020 01:28:44 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Kaushal Modi <kaushal.modi@gmail.com> writes:
> Please review the below code, eval and run it and proceed with my explanation
> after the code.
It had to be adjusted a bit:
;; my1-mode - init value nil - enabled using its global variant
(define-minor-mode my1-mode
""
:init-value nil
:lighter " my1")
(defun turn-on-my1-mode () (my1-mode 1))
(define-globalized-minor-mode global-my1-mode my1-mode turn-on-my1-mode)
(global-my1-mode)
;; my2-mode - init value nil - enabled using setq-default
(define-minor-mode my2-mode
""
:init-value nil
:lighter " my2")
(defun turn-on-my2-mode () (my2-mode 1))
(define-globalized-minor-mode global-my2-mode my2-mode turn-on-my2-mode)
(setq-default my2-mode t)
;; my3-mode - init value t (so enabled by default)
(define-minor-mode my3-mode
""
:init-value t
:lighter " my3")
> My minor mode is of the type my1-mode above where the init value is
> nil but I enable it in my config using (global-my1-mode).
>
> The global enabling of my1-mode is seen everywhere, all the newly
> created buffers except for the cases where a package would create some
> sort of temp buffer using `get-buffer-create'. Such buffers would be
> in Fundamental mode by default and I noticed that the
> (global-my1-mode) had no effect on those buffers.
I'm still seeing this behaviour in Emacs 28.
> If I tweak my minor mode to be of my2-mode (change the init value to
> t)or my3-mode (force the init value to t using setq-default) types
> above, then my minor mode gets enabled globally in true sense (even in
> buffers created using get-create-buffer).
>
> In essence, setting the init value as t is not the same as enabling a
> globalized minor mode.
>
> Is this by design?
Anybody know?
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no
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Lars Ingebrigtsen <=