On Fri, May 22, 2015 at 01:14:57AM -0700, Andrey Pokrovskiy
<[email protected]> wrote:
> > so all accesss have to be against the ev_watcher struct, everywhere
>
> So you are saying, that libev needs "(ev_watcher *)(void *)" cast
> exactly because it uses such cast (ev_watcher * type to be more
> precise) everywhere to access those members. And by uniformly
It needs the ev_watcher * cast, the additional void * cast is there to
confuse some compilers into not emitting a warning, but is generally not
very effective.
Otherwise, yes, the cast is so we access these members _always_ as
ev_watcher member, both inside libev, and in user code.
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