[luatex] macros to invoke lua in LaTeX

[Elie Roux]

Taco Hoekwater a écrit :
> Because your redefinition won't be needed from 0.40 upwards and
> will in fact be wrong from 0.50 up.

Sorry to come back to this, but there is still something I don't 
understand: what will be the good call (the one that doesn't warn about 
states) to execute lua code in LuaTeX 0.40? \directlua with no state 
argument?

Thank you,
-- 
Elie