From: Robert Pluim <rpluim@gmail.com>
To: Stephen Berman <stephen.berman@gmx.net>
Cc: 44113@debbugs.gnu.org
Subject: bug#44113: 28.0.50; crash with cairo and Noto Sans Javanese font
Date: Wed, 21 Oct 2020 15:00:45 +0200 [thread overview]
Message-ID: <m2v9f3buo2.fsf@gmail.com> (raw)
In-Reply-To: <87zh4fzs3u.fsf@rub.de> (Stephen Berman's message of "Wed, 21 Oct 2020 14:22:13 +0200")
>>>>> On Wed, 21 Oct 2020 14:22:13 +0200, Stephen Berman <stephen.berman@gmx.net> said:
Stephen> On Wed, 21 Oct 2020 12:12:00 +0200 Stephen Berman <stephen.berman@gmx.net> wrote:
>> I installed NotoSansJavanese-Regular.ttf and when I type `C-h h' to view
>> the Javanese script, Emacs immediately crashes. It also crashes when I
>> just try to insert a character from that script, e.g. `C-x 8 RET #xa9b2
>> RET'. I've attached the backtrace from gdb produced from the latter.
>> Emacs also crashes when trying to display a character from the Balinese
>> script with NotoSansBalinese-Regular.ttf installed. The crashes do not
>> happen in emacs-27 built without cairo, but characters from the Javanese
>> and Balinese scripts are displayed there as tofu, as they are in Firefox
>> (e.g. https://en.wikipedia.org/wiki/Javanese_script), so maybe the fonts
>> are buggy; and indeed, when I uninstall them Emacs built with cairo does
>> not crash and the characters are displayed as tofu.
Stephen> It seems those fonts are indeed buggy: I just installed
Stephen> NotoSansJavanese-Regular.ttf from
Stephen> https://github.com/googlefonts/noto-fonts and with it the Javanese
Stephen> script sample in etc/HELLO displays fine both in Emacs from master built
Stephen> with cairo and in emacs-27 with xft (and the Javanese script Wikipedia
Stephen> page also displays fine in Firefox; the googlefonts repository does not
Stephen> contain NotoSansBalinese-Regular.ttf but instead
Stephen> NotoSerifBalinese-Regular.ttf, which I also installed and with it the
Stephen> Balinese characters in the Wikipedia page also display fine).
>> But it would be
>> better for Emacs with cairo not to crash with a buggy font, if possible.
Stephen> That would still be good, but if it's not practically feasible, I guess
Stephen> this bug should just be closed.
Stephen> Steve Berman
Looking at the backtrace, this could be another manifestation of
bug#41627. That bug has a patch, would it be possible to try it?
Thanks
Robert
--
next prev parent reply other threads:[~2020-10-21 13:00 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-21 10:12 bug#44113: 28.0.50; crash with cairo and Noto Sans Javanese font Stephen Berman
2020-10-21 12:22 ` Stephen Berman
2020-10-21 13:00 ` Robert Pluim [this message]
2020-10-21 13:25 ` Stephen Berman
2020-10-21 15:37 ` Eli Zaretskii
2020-10-22 12:38 ` Lars Ingebrigtsen
2020-11-07 8:15 ` Eli Zaretskii
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