--nextPart3753753.ZylBTrGhIK
Content-Type: Text/Plain;
  charset="utf-8"
Content-Transfer-Encoding: quoted-printable

On Saturday, January 22, 2011 16:53:29 Thiago Macieira wrote:
> On Saturday, 22 de January de 2011 22:08:25 Christoph Bartoschek wrote:
> > Am Samstag 22 Januar 2011 schrieb Thiago Macieira:
> > > However, what I really want is that kernel developers give me a modern
> > > way of finding out a process has exited.
> >=20
> > Hi, I do not know whether it works as desired, but did you look at
> > signalfd(2)?
>=20
> Doesn't solve the problem. You still need to block the signals in all
> threads signalfd can receive it.
>=20
> It needs to be done without signals.

Perhaps I'm missing something obvious, but what is missing from waitpid(2),=
 or=20
the more recent waitid(2)? Both of those allow you to wait for specific=20
processes. It would have to be done in an alternate thread to avoid blockin=
g=20
but you've already mentioned using a separate thread to support the current=
=20
SIGCHLD signal handler.

Regards,
 - Michael Pyne

--nextPart3753753.ZylBTrGhIK
Content-Type: application/pgp-signature; name=signature.asc 
Content-Description: This is a digitally signed message part.

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.16 (GNU/Linux)
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=BdsQ
-----END PGP SIGNATURE-----

--nextPart3753753.ZylBTrGhIK--