> > Would it be better maybe to do the check in the Width() macro itself? > > Yes indeed. New diff below.
> -#define Width(c) wcwidth(c) > +#define Width(c) (wcwidth(c) == -1 ? 0 : wcwidth(c)) But this calls wcwidth() to be invoked twice, which is ugly. As a minimum, make this an inline function. Miod
