Core dumps

[Russell Shaw]

Daniel Jacobowitz wrote:
> On Tue, Jan 10, 2006 at 08:16:24PM +0100, Mark Kettenis wrote:
> 
>>>Date: Tue, 10 Jan 2006 22:29:47 +1100
>>>From: Russell Shaw <rjshaw@netspace.net.au>
>>>
>>>I'm using debian-sid.
>>
>>Well, that narrows it down...
>>
>>...but not nearly enough.  Well, I suppose you're on i386 GNU/Linux.
>>
>>
>>>GNU gdb 6.3-debian
>>>gcc (GCC) 4.0.3 20051201 (prerelease) (Debian 4.0.2-5)
>>
>>So that's a Debian-modified gdb, have you tried asking for help on any
>>of the Debian lists?
> 
> It's only lightly modified (by me).  But, I would need the same
> information that Mark's been asking for in order to help...
> especially, actual traces of GDB output.

What's the best way to force a core-dump from my own code?
(I couldn't find much on the net)