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- Subject: Re: [LuaJIT FFI] Crashing when exiting after loading SOIL DLL
- From: Graham Wakefield <wakefield@...>
- Date: Tue, 2 Apr 2013 19:02:43 +0900
You probably want to ask this on the LuaJIT mailing list (firstname.lastname@example.org)
On Apr 2, 2013, at 4:08 AM, Alex wrote:
> Alright, so I dug deeper into this issue, since the Open Dynamics
> Engine is triggering this issue now (and it's the only 3D
> physics/collision engine with a C API I can find)
> Apparently, loading a C++ library compiled with msys g++ causes LuaJIT
> to crash when the process exits, even after the DLL was unloaded (I
> set a breakpoint in lj_cf_os_exit, it crashes when exit() gets
> called), even if the only calls through the FFI are those to extern
> "c" functions. A small C program that just loads then unloads the
> library works fine.
> Here's the example code I'm using:
> I don't think this has to do specifically with C++ code however. SOIL,
> which is what I was having issues with earlier, is written in C, yet
> still causes crashes, so I'm not quite sure.
> May you please take a look into this, Mr. Pall?
> Thanks, Alex Parrill
> On Fri, Dec 30, 2011 at 5:04 PM, Alex <email@example.com> wrote:
>> Mike Pall <firstname.lastname@example.org> wrote:
>>> Does the same thing happen if you load the DLL from C with
>>> LoadLibrary()? For better comparison use the same C compiler
>>> as you've used for LuaJIT.
>> Yea, it does, so it seems like it's a problem with the DLL itself. A
>> quick google yielded this topic:
>> which may be the problem, as the library stores the error messages as
>> well as the availability of certain OpenGL extensions in global
>> variables. Other than that, I'm at a loss as to what is causing it.
>> Any ideas?
>> Again, thanks for the help.