Objective-C and runtime type inspection

Joel Reymont <>
Thu Aug 17 22:23:50 CEST 2006


On Aug 17, 2006, at 9:08 PM, Bob Ippolito wrote:

> What we do in PyObjC is use the RTTI to determine the size of the
> chunk to allocate, and return a tuple of (rval, output1, ...).

What if you have an _in_ structure that you need to pre-populate?

There's no way to get the size of that structure from Erlang unless  
there's a way to ask the c-node to give you the size of that  
structure somehow.

Maybe a message that returns the size of each argument for a given  
selector?

--
http://wagerlabs.com/








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