Re: OSx load luajit 64bit from plugin
- From: GrrrWaaa <grrrwaaa@xxxxxxxxx>
- To: luajit@xxxxxxxxxxxxx
- Date: Wed, 22 Jan 2014 00:53:47 +0900
Curious… did it work?
I would love to be able to use LuaJIT in a plugin (for a 64-bit app that I
can’t patch).
On Dec 25, 2013, at 2:49 PM, ivan starkov <istarkov@xxxxxxxxx> wrote:
> I found this article
> http://hacksoflife.blogspot.ru/2012/12/integrating-luajit-with-x-plane-64-bit.html
>
> It looks like i can mmap memory blocks in this interval [0x10000, 0x80000000]
> on host app startup, and patch luajit.
>
> patch:
> at lj_alloc.c
> this functions:
> rewrite CALL_MMAP and CALL_MUNMAP to use previously allocated regions.
>
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> On Tue, Dec 24, 2013 at 10:46 PM, Coda Highland <chighland@xxxxxxxxx> wrote:
> On Tue, Dec 24, 2013 at 10:39 AM, ivan starkov <istarkov@xxxxxxxxx> wrote:
> > On MacOs X luaL_newstate() always return NULL if called from dynamically
> > linked plugin (dlopen).
> >
> > No effect if i set -pagezero_size 10000 -image_base 100000000 on main
> > executable, and make plugin rebase
> > rebase -low_address 150000000 libLuaPlugin.so
> >
> > Is it possible on Osx to use luajit from plugins?
> >
>
> Long story short, the answer is "no." I dealt with the same issue a
> year ago or so. I had to fall back to vanilla Lua and rewrite my FFI
> code to use C API functions instead.
>
> I asked what it would take to make it compatible and apparently it's a
> fairly deep set of changes that would be required.
>
> /s/ Adam
>
>
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