on 02/09/2011 14:21 Andrey Chernov said the following: > On Fri, Sep 02, 2011 at 02:04:34PM +0300, Andriy Gapon wrote: >> on 02/09/2011 13:40 Jilles Tjoelker said the following: >>> Ports people have complained about poll() behaviour before, are there >>> configure scripts that attempt to check if we ever return POLLHUP alone >>> and only check for POLLIN if not? >> >> Not sure about that other software and how POLLIN is related here. >> The software in question (mozilla nspr) checks for POLLNVAL, POLLERR, POLLPRI >> and POLLOUT to determine if anything interesting has happened to a connection >> supposed to be in progress. They aren't checking for POLLHUP at all and thus >> they keep thinking that the connection is still in progress when they get it. > > It seems for such case it should return POLLERR too. >
I think that I would agree as this is not a graceful disconnect / hang-up but an error in trying to connect. Anyway I am not an expert in this matters and I'd think that POLLHUP should be checked anyway - better safe than sorry. -- Andriy Gapon _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
