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How about passing the name of the function instead?

function Fooey()
     SetSomeValueInTheCHost("Foo")
end

-Kevin

> 
> Ashwin,
> Thanks for your note.  I read the debug stuff before posting 
> but assumed it wasn't meant for runtime use. I guess I should 
> be more specific.  I need to retrieve a few thousand 
> functions names per second. Under the debug section it says 
> "The lua_getinfo function checks how the function was called 
> or whether it is the value of a global variable to find a 
> suitable name. If it cannot find a name, then name is set to 
> NULL."  So if I have:
> 
> function Foo()
>     -- some code here
> end
> 
> And then...
> 
> function Fooey()
>     SetSomeValueInTheCHost(Foo)
> end
> 
> And my C host has...
> 
> int SetSomeValueInTheCHost(lua_State *luaStatePtr)
> {
>     // the first value on the lua stack is a function, how 
> can I get the name fast here?
>     // candidates include getfuncname or getobjname?
> }
> 
> With the decalration as per above, would getfuncname or 
> getobjname retrieve anything useful? Is there a better/faster way?
> 
> Thanks,
> Brett
> 
> ----- Original Message ----- 
> From: "Ashwin Hirschi" <deery@operamail.com>
> To: "Lua list" <lua@bazar2.conectiva.com.br>
> Sent: Friday, March 05, 2004 10:16 AM
> Subject: Re: function name
> 
> 
> > 
> > > Is there anyway to get, find or resolve the string name 
> of a function on the stack?
> > 
> > Have a look at Lua's "debug interface":
> > 
> > http://www.lua.org/manual/5.0/manual.html#4
> > 
> > Ashwin.
> > -- 
> > no signature is a signature
>