From: Eli Zaretskii <eliz@gnu.org>
To: Daniel Mendler <mail@daniel-mendler.de>
Cc: 52459@debbugs.gnu.org, dgutov@yandex.ru
Subject: bug#52459: 28.0.90; prin1-to-string does not escape bidi control characters despite print-escape-control-characters=t
Date: Tue, 14 Dec 2021 20:47:33 +0200 [thread overview]
Message-ID: <83mtl3ja62.fsf@gnu.org> (raw)
In-Reply-To: <86f4ea53-1f83-eb14-2f24-b50e9de6a80a@daniel-mendler.de> (message from Daniel Mendler on Tue, 14 Dec 2021 19:32:47 +0100)
> Cc: 52459@debbugs.gnu.org
> From: Daniel Mendler <mail@daniel-mendler.de>
> Date: Tue, 14 Dec 2021 19:32:47 +0100
>
> On 12/14/21 7:23 PM, Dmitry Gutov wrote:
> > I just did a little testing, and it seems
> > 'print-escape-control-characters' only affects 'prin1-to-string' and
> > 'prin1' but not 'message' or 'format'.
>
> No, `print-escape-multibyte` also applies to `format and `message`. Try
> the following:
>
> (let ((print-escape-multibyte t))
> (format "%S" bidi-directional-controls-chars)
> (message "%S" bidi-directional-controls-chars))
Strings are not usually formatted using %S, they are formatted using
%s. It would be unreasonable to expect Lisp programs to use %S for
formatting strings.
next prev parent reply other threads:[~2021-12-14 18:47 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-12 20:13 bug#52459: 28.0.90; prin1-to-string does not escape bidi control characters despite print-escape-control-characters=t Daniel Mendler
2021-12-12 20:42 ` Eli Zaretskii
2021-12-12 21:11 ` Daniel Mendler
2021-12-12 21:33 ` Daniel Mendler
2021-12-13 12:22 ` Eli Zaretskii
2021-12-13 13:19 ` Daniel Mendler
2021-12-13 13:30 ` Daniel Mendler
2021-12-13 15:24 ` Eli Zaretskii
2021-12-13 16:32 ` Daniel Mendler
2021-12-13 17:07 ` Eli Zaretskii
2021-12-13 18:13 ` Daniel Mendler
2021-12-13 18:28 ` Eli Zaretskii
2021-12-13 18:35 ` Daniel Mendler
2021-12-13 18:52 ` Eli Zaretskii
2021-12-13 18:57 ` Daniel Mendler
2021-12-13 19:08 ` Eli Zaretskii
2021-12-13 19:16 ` Daniel Mendler
2021-12-13 19:38 ` Eli Zaretskii
2021-12-14 18:23 ` Dmitry Gutov
2021-12-14 18:32 ` Daniel Mendler
2021-12-14 18:40 ` Dmitry Gutov
2021-12-14 18:47 ` Eli Zaretskii [this message]
2021-12-14 18:51 ` Daniel Mendler
2021-12-14 19:41 ` Dmitry Gutov
2021-12-14 19:22 ` Andreas Schwab
2021-12-14 18:39 ` Eli Zaretskii
2021-12-14 18:56 ` Dmitry Gutov
2021-12-14 19:20 ` Eli Zaretskii
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