Re: lua globals and C code

["mnicolet" <mnicolet@...>]

Dear Asko
----- Original Message -----
From: "Asko Kauppi" <Asko.Kauppi@fi.flextronics.com>
To: "Multiple recipients of list" <lua-l@tecgraf.puc-rio.br>
Cc: <denq@mail.ru>
Sent: Wednesday, August 28, 2002 5:24 AM
Subject: RE: lua globals and C code



Does that mean that you must compile the Lua engine into each and every
dynamic module you do? After all, you need a way to do something with the
'lua_State' pointer...

- Asko Kauppi
  Flextronics Finland

--
Flextronics Design Finland
Box 23, 39201 Kyröskoski, Finland
+358 205 345 251 phone
+358 205 345 332 fax
www.flextronics.com


> -----Original Message-----
> From: Denis Andreev [SMTP:denq@mail.ru]
> Sent: Wednesday, August 28, 2002 11:07 AM
> To: Multiple recipients of list
> Subject: Re: lua globals and C code
>
>
> Hi!
>
> We use our own dynamic package system (luax).
>
> GAA>     poslib = {}
> GAA>     local f, e = loadlib("lposlib.dll", "lua_poslibopen")
> GAA>     if not f then
> GAA>         error(e)
> GAA>     end
> GAA>     setglobals(f, poslib)  -- (this does not work)
> GAA>     f()
> GAA> But, I cannot set the globals table for a C function
>
> May by you try this may:
>
> poslib = {}
> local f, e = loadlib("lposlib.dll", "lua_poslibopen")
> assert(f, e)
> f(poslib)
>
> and in your C code:
>
> static int poslib_globals_ref = 0;
>
> static int lua_poslibopen(lua_Stack *L) {
>        poslib_globals_ref = lua_ref(L, 1);
>        ...
>        return 0
> }
>
> And in other functions you may use this reference.
>
> --Denq
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