along with what Andres says, also no, you do not have support for variadic functions. what you do this is to declare your functions as if they were non-variadic:
pritnf: format intValue: number self ffiCall: #(int printf(String format, int number)) that will work… yes is not the best in the word, but it works :) Esteban > On 23 Sep 2016, at 08:11, Andres Valloud <avall...@smalltalk.comcastbiz.net> > wrote: > > I wouldn't do that if I were you. The manual says fcntl() can be a macro, > and you can't call a macro from an FFI. > > http://pubs.opengroup.org/onlinepubs/009695399/basedefs/fcntl.h.html > > On 9/22/16 15:12 , Mariano Martinez Peck wrote: >> Hi guys, >> >> I am wondering if I can wrap some variadic functions (with optional >> arguments) with UFFI. Is this possible? If true, how so? For my >> particular use case, I am checking if I can call fcntl() >> which has a third optional argument. >> >> Thanks in advance, >> >> -- >> Mariano >> http://marianopeck.wordpress.com >