Re: Could Lua itself become UTF8-aware?

[Roberto Ierusalimschy <roberto@...>]

> At present all the entries from 0x80 to 0xFF in the constant array
> luai_ctype in lctype.c are zero: no bit set.
> 
> There are three unused bits. Couldn't two of them be used to mean
> UTF8_FIRST and UTF8_CONT?
> 
> This is only the first step, but if the idea is shot down here already,
> the others need not be mentioned.

This particular idea has very low cost, so I don't see why to shot it
down before knowing the rest of the story. What does it mean for Lua
to be "UTF-8 aware"?

-- Roberto