Robin Fairbairns a écrit :
> this doesn't work reliably: you need explicit \PassOptionsToPackage for
> each option, before \RequirePackage.
>   


That's true, but it was just a small code to make you understand, not at 
all the final code of course. Once we agree on the global direction, 
we'll start talking about technical issues, but I think the priority now 
is to know how we can modify inputenc, if we can...

Thank you in advance,
-- 
Elie