Re: Checking type of userdata in C++

[Rici Lake <lua@...>]

On 2-Feb-07, at 2:15 PM, Zé Pedro wrote:

> I don't think I made myself clear. What happens is that the function 
> in C++ that is called from lua can receive different types of 
> userdata. When I do luaL_checkudata I have to say what kind of 
> userdata I'm going to read. What I want to do is to check what kind of 
> userdata was sent from Lua.

Yes, I understood that. My suggestion is that you put something in the 
metatable when you create it, so that you can later get that 
information back out of the metatable of the argument to the cfunction.