GNU bug report logs - #12911
24.3.50; let users decide where (& perhaps whether) `emacs_backtrace.txt' files are written

Previous Next

Full log

View this message in rfc822 format

From: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: dancol <at> dancol.org, 12911 <at> debbugs.gnu.org
Subject: bug#12911: 24.3.50; let users decide where (& perhaps whether) `emacs_backtrace.txt'	files are written
Date: Tue, 20 Nov 2012 15:15:02 -0500

>> > Accessing environment variables is another problematic place.  We are
>> > crashing, so the heap or the whole arena can be trashed.  Who can be
>> > sure the environment variables will not point to garbled places?
>> Just to put things in perspective: this backtrace "feature" was put in
>> to replace/supplement the previous assertion failure output (because
>> with asserts now being inside inlinable functions, the line&file info
>> we get is not the one we want any more).  So the environment is usually
>> still pretty sane, because assertions are usually caught fairly early.
> If the backtrace is created due to assertion violation, yes.  But it
> is also invoked for all the other fatal signals.

Yes, but the only case I care about is the assertion violation.
The other cases have never generated any useful output in the past
anyway and nobody complained abut that.


        Stefan

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.