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bug#53294: 29.0.50; Indirect font changes incorrectly affecting original
From: |
Eli Zaretskii |
Subject: |
bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer |
Date: |
Sun, 16 Jan 2022 11:22:27 +0200 |
> From: Andrew Hyatt <ahyatt@gmail.com>
> Date: Sun, 16 Jan 2022 00:13:26 -0500
>
> I noticed a bug recently where if I scale up fonts in an org
> capture buffer, it affects the original buffer, which keeps
> getting bigger and bigger every time org-capture is run.
>
> However, you don't need org to reproduce this. Here's a quick way
> to reproduce, which works with emacs -Q:
>
> (require 'face-remap) (defun ash/big-font ()
> "Creates a font that is big enough for about 20 lines of text."
> (interactive) (let ((text-scale-mode-amount (/ (frame-height)
> 20)))
> (text-scale-mode 1)))
>
> (defun ash/reproduce-with-indirect-buffer ()
> (interactive) (let ((buf (get-buffer-create "*Orig buffer*")))
> (set-buffer buf) (variable-pitch-mode 1) ;; same way org mode
> creates indirect buffer (set-buffer (make-indirect-buffer buf
> "*Indirect buffer*" 'clone)) (ash/big-font-new) (kill-buffer
> (current-buffer))))
>
> Running ash/reproduce-with-indirect-buffer will increase the
> indirect buffer in size each time. If you look at
> face-remapping-alist, it's clear that the original buffer's value
> is being altered by the indirect buffer.
I don't think I understand what I should see and pay attention to with
this recipe (and it includes several errors that took me some time to
fix, before I could run it), but isn't this because you used non-nil
CLONE argument to make-indirect-buffer?
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Andrew Hyatt, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer,
Eli Zaretskii <=
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Andrew Hyatt, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Eli Zaretskii, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Andrew Hyatt, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Eli Zaretskii, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Stefan Monnier, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Eli Zaretskii, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Andrew Hyatt, 2022/01/16
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Stefan Monnier, 2022/01/17
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Andrew Hyatt, 2022/01/17
- bug#53294: 29.0.50; Indirect font changes incorrectly affecting original buffer, Stefan Monnier, 2022/01/17