From: Toon Moene <toon@moene.org>
To: gcc-patches@gcc.gnu.org
Subject: Re: [Patch, libfortran] PR 48931 Async-signal-safety of backtrace signal handler
Date: Wed, 18 May 2011 06:03:00 -0000 [thread overview]
Message-ID: <4DD2CDAE.6080201@moene.org> (raw)
In-Reply-To: <4DD2B57F.2050404@moene.org>
On 05/17/2011 07:50 PM, Toon Moene wrote:
> On 05/14/2011 09:40 PM, Janne Blomqvist wrote:
>
>> Hi,
>>
>> the current version of showing the backtrace is not async-signal-safe
>> as it uses backtrace_symbols() which, in turn, uses malloc(). The
>> attached patch changes the backtrace printing functionality to instead
>> use backtrace_symbols_fd() and pipes.
>
> Great - this would solve a problem I filed a bugzilla report for years
> ago (unfortunately, I do not know the number of it).
It was 33905 (2007-10-26).
--
Toon Moene - e-mail: toon@moene.org - phone: +31 346 214290
Saturnushof 14, 3738 XG Maartensdijk, The Netherlands
At home: http://moene.org/~toon/; weather: http://moene.org/~hirlam/
Progress of GNU Fortran: http://gcc.gnu.org/wiki/GFortran#news
next prev parent reply other threads:[~2011-05-17 19:34 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-15 11:13 Janne Blomqvist
2011-05-15 17:43 ` Janne Blomqvist
2011-05-15 20:46 ` Janne Blomqvist
2011-05-20 16:15 ` Janne Blomqvist
2011-05-21 22:01 ` Steve Kargl
2011-05-18 1:11 ` Toon Moene
2011-05-18 6:03 ` Toon Moene [this message]
2011-05-22 21:50 FX
2011-05-24 11:38 ` Janne Blomqvist
2011-05-24 11:42 ` FX
2011-05-24 13:19 ` N.M. Maclaren
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