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- Subject: Re: FreeBSD: "lua in realloc(): warning: recursive call"
- From: eugeny gladkih <john@...>
- Date: Sat, 19 May 2007 21:07:33 +0400
>>>>> "AK" == Asko Kauppi <firstname.lastname@example.org> writes:
AK> It reproduces steadily.
AK> I'm begining to wonder if something special needs to be done in
AK> FreeBSD to create a multithreaded program, maybe in the phase when
AK> Lua itself is compiled.
you should specify -lpthread linking Lua on FreeBSD >= 5.3
(-lc_r for FreeBSD prior 5.3) in multithread environment.
AK> man pages have this to say:
AK> " recursive call A process has attempted to call an allocation
AK> recursively. This is not permitted. In particular, signal
AK> should not attempt to allocate memory."
AK> It does not say about multithreaded programs, maybe the particular
AK> malloc is _not_ multithreading capable? My Lanes module links with -
AK> lpthread, but Lua itself does not.
AK> Gerhard Sittig kirjoitti 19.5.2007 kello 14:34:
>> On Sat, May 19, 2007 at 01:48 +0300, Asko Kauppi wrote:
>>> Testing Lua Lanes on FreeBSD gives the above error. Does anyone have
>>> an idea what might be the cause?
>>> $ uname -a
>>> FreeBSD td152.testdrive.hp.com 6.2-RELEASE FreeBSD 6.2-RELEASE #0:
>>> Fri Jan 12 11:05:30 UTC 2007 email@example.com:/usr/
>>> obj/usr/src/sys/SMP i386
>> Can you reproduce it?
>> The PHK implementation of the memory allocator has a very nice
>> Have a look at the malloc(3) manpage, search for "malloc.conf". This
>> "file" is a symlink and its content lists options to tune malloc()'s
>> behaviour. Alternatively -- or to influence an individual process
>> -- you could set the MALLOC_CONF environment variable. A third option
>> is to change the program's source and adjust a global _malloc_options
>> variable in the process.
>> All of the above methods allow you to instruct malloc(3) to not just
>> issue the message, but to abort() the process and generate a core dump
>> so you can do a post mortem analysis and see what happened.
>> virtually yours
>> Gerhard Sittig
>> If you don't understand or are scared by any of the above
>> ask your parents or an adult to help you.
Yours sincerely, Eugeny.
Doctor Web, Ltd. http://www.drweb.com