From: Eli Zaretskii <eliz@gnu.org>
To: "Martin Brüstel" <martin.bruestel@tu-dresden.de>
Cc: 49562-done@debbugs.gnu.org
Subject: bug#49562: 27.2; Crash with specific mode-line-format in BiDi processing
Date: Sun, 18 Jul 2021 17:31:25 +0300 [thread overview]
Message-ID: <83lf637kxu.fsf@gnu.org> (raw)
In-Reply-To: <sa6pmvjvs98.fsf@tu-dresden.de> (message from Martin Brüstel on Thu, 15 Jul 2021 11:30:27 +0200)
> From: Martin Brüstel <martin.bruestel@tu-dresden.de>
> CC: <49562@debbugs.gnu.org>
> Date: Thu, 15 Jul 2021 11:30:27 +0200
>
> > The "evil" mode-line string includes invalid use of bidi formatting
> > controls: you have there a U+202A LEFT-TO-RIGHT EMBEDDING without a
> > matching U+202C POP DIRECTIONAL FORMATTING. Removing the former or
> > adding the latter avoids the crash.
>
> Thanks for finding the cause! It turns out, the control chars are
> actually already in the window title of the browser window. The
> imbalance results from truncating the name to a certain length.
This tricky bug is now fixed on the master branch. It actually
revealed a design flaw in the original code.
Thanks.
prev parent reply other threads:[~2021-07-18 14:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-14 16:40 bug#49562: 27.2; Crash with specific mode-line-format in BiDi processing martin.bruestel
2021-07-14 19:10 ` Eli Zaretskii
2021-07-15 9:30 ` Martin Brüstel
2021-07-15 10:06 ` Eli Zaretskii
2021-07-18 14:31 ` Eli Zaretskii [this message]
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