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- Subject: Re: light userdata (Was: Fastest way to transfer data from C to Lua ?)
- From: Luiz Henrique de Figueiredo <lhf@...>
- Date: Thu, 20 Jun 2013 09:58:23 -0300
> I think nobody should give lightuserdata to a script just like a variable.
I'm not sure what you mean exactly here, but giving userdata, light or
not, to a Lua script is totally harmless because userdata has no instrinsic
operations, except for equality test. The real issue is sending userdata
to the host: C code must ensure the validity of the corresponding pointer.