GNU bug report logs - #50560
28.0.50; 'insert-file-contents-literally' on multibyte buffers

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Package: emacs;

Reported by: Augusto Stoffel <arstoffel <at> gmail.com>

Date: Mon, 13 Sep 2021 06:59:02 UTC

Severity: normal

Found in version 28.0.50

Fixed in version 28.1

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Augusto Stoffel <arstoffel <at> gmail.com>
Cc: 50560 <at> debbugs.gnu.org
Subject: bug#50560: 28.0.50; 'insert-file-contents-literally' on multibyte buffers
Date: Mon, 13 Sep 2021 14:52:00 +0300

> From: Augusto Stoffel <arstoffel <at> gmail.com>
> Date: Mon, 13 Sep 2021 08:58:06 +0200
> 
> I thought 'insert-file-contents-literally' literally just inserted the
> file contents, as bytes, but I noticed that in the following code
> 
>     (create-image
>      (with-temp-buffer
>        (set-buffer-multibyte nil)
>        (insert-file-contents-literally "picure.jpg")
>        (buffer-substring-no-properties (point-min) (point-max)))
>      nil t)
> 
> the call to 'set-buffer-multibyte' is really essential.

It is only essential for some very specific uses of the resulting
buffer, but definitely not for all.
This bug report was last modified 3 years and 246 days ago.

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