Christian Costa <titan.co...@gmail.com> wrote: > >> and no modern gcc/other compiler that I can find cares. > > It was probably added because of a tool that warned of the unused > > parameter ... So it all goes in circles. ;) > > > > Ciao, Marcus > > > > > > > So what about action = NULL instead?
A checker tool should be instructed to ignore that kind of a warning instead. There are many legitimate cases when a function doesn't use all of its parameters, in that cases there is no need to take any special action to silence a warning IMHO. -- Dmitry.