From: Andreas Schwab <schwab@linux-m68k.org>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 11080@debbugs.gnu.org
Subject: bug#11080: 24.0.94; Assertion failure in signal handler
Date: Sat, 24 Mar 2012 10:39:49 +0100 [thread overview]
Message-ID: <m2y5qqpcbe.fsf@linux-m68k.org> (raw)
In-Reply-To: <83r4witkrw.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 24 Mar 2012 11:23:31 +0200")
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Andreas Schwab <schwab@linux-m68k.org>
>> Date: Sat, 24 Mar 2012 09:39:46 +0100
>>
>> > eval.c:3403: Emacs fatal error: assertion failed: !handling_signal
>>
>> I think handling_signal should only be incremented in XTread_socket if
>> !SYNC_INPUT. With SYNC_INPUT (which is the default) the SIGIO handler
>> doesn't actually call read_avail_input.
>
> Perhaps we should turn the table and ask why do we even have that
> eassert inside record_unwind_protect?
Doing anything non-trivial in a signal handler is a *BIG* no-no, so this
place is as good as anything.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
prev parent reply other threads:[~2012-03-24 9:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-23 23:24 bug#11080: 24.0.94; Assertion failure in signal handler Johan Bockgård
2012-03-24 6:37 ` Eli Zaretskii
2012-03-24 8:01 ` Eli Zaretskii
2012-03-24 16:32 ` Johan Bockgård
2012-03-24 16:29 ` Johan Bockgård
2012-03-24 18:43 ` Eli Zaretskii
2012-03-24 8:39 ` Andreas Schwab
2012-03-24 9:23 ` Eli Zaretskii
2012-03-24 9:39 ` Andreas Schwab [this message]
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