Re: Module finalization (along the lines of calling a function on exit)

[Rici Lake <lua@...>]

On 19-Aug-05, at 7:04 AM, Antero Vipunen wrote:

> Ok. Then why not to do the following: create a userdata with proper 
> __gc metametod(it's only destiny will be to assure the proper 
> finalization), and assign it to some field of module, or set as 
> upvalue for one of the module functions(for example Z_init()). When 
> the module gets collected then so does it's fields...

You probably meant "all of the module functions". It is conceivable 
that one of the module functions could be collected while the other 
ones are still in use. For example, what happens if the module table 
gets collected, but some program has retained a reference to some 
module function.