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- Subject: Re: light userdata (was Re: Indices in Lua)
- From: Peter Cawley <lua@...>
- Date: Mon, 22 Jun 2009 10:26:59 +0100
On Mon, Jun 22, 2009 at 9:42 AM, Juris Kalnins<firstname.lastname@example.org> wrote:
>> lua_Integer and lua_Number are parameterised because they represent
>> user's values. The other 'ints' in the API are strongly related to the
>> internal implementation of Lua. To parameterise them would mean to
>> parameterise the entire source code. I think this would be a nightmare.
> What about typedefing light useradata?
What would be the justification for doing so? lua_touserdata relies on
the fact that full UD and light UD can both be a void*, so if light
UDs are typedeffed to something else, then the function is no longer
valid for light UD.