kqueue and libev

[Julian Elischer]

James Mansion wrote:
> Any idea what the author of libev is on about here (from 
> http://pod.tst.eu/http://cvs.schmorp.de/libev/ev.pod):
> 
> unsigned int ev_recommended_backends ()
> 
>    Return the set of all backends compiled into this binary of libev
>    and also recommended for this platform. This set is often smaller
>    than the one returned by |ev_supported_backends|, as for example
>    kqueue is broken on most BSDs and will not be autodetected unless
>    you explicitly request it (assuming you know what you are doing).
> 
> and
> 
> |EVBACKEND_KQUEUE| (value 8, most BSD clones)
> 
>    Kqueue deserves special mention, as at the time of this writing, it
>    was broken on all BSDs except NetBSD (usually it doesn't work with
>    anything but sockets and pipes, except on Darwin, where of course
>    its completely useless). For this reason its not being
>    "autodetected" unless you explicitly specify it explicitly in the
>    flags (i.e. using |EVBACKEND_KQUEUE|).
> 
> It looks like a decent library, but these comments seem unfortunate.  
> Does anyone know what the author is concerned about?

he's just plain misinformed

> 
> James
> 
> _______________________________________________
> freebsd-hackers at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-hackers
> To unsubscribe, send any mail to "freebsd-hackers-unsubscribe at freebsd.org"