On Sun, 2012-01-15 at 10:17 +0100, Arend van Spriel wrote: > On 01/15/2012 09:38 AM, Joe Perches wrote: > > > +#ifdef DEBUG > > +extern __printf(3, 4) > > Just curious if I can learn something here. What does the __printf(3, 4) do? It's a #define for gcc __attribute__((format (printf, ...))) It makes gcc validate the printf format and arguments. http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
