Re: Type of CDATA as returned by lua_type
- From: Mike Pall <mike-1403@xxxxxxxxxx>
- To: luajit@xxxxxxxxxxxxx
- Date: Fri, 7 Mar 2014 10:52:30 +0100
Saptarshi Guha wrote:
> I hope i haven't missed this, but does the C function lua_type return 10
> for cdata objects? Is there #define for this (e.g. like LUA_TCDATA)
Only internally. But, yes, it's guaranteed to be 10 for LuaJIT 2.0.
> Or is there another better way to check whether a lua object is a CDATA.
No, because the classic Lua/C API and the FFI shouldn't be mixed.
Deal with cdata on the Lua side only. Call C functions that need
to be passed cdata only via the FFI.
--Mike
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