Messages in this thread | | | Date | Thu, 19 Feb 2004 07:53:43 +0000 | From | Jamie Lokier <> | Subject | Re: raw sockets and blocking |
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Paul Jakma wrote: > > It is, however, perfectly legal to say an operation can > > complete without blocking (say, through 'select' or 'poll') and > > later return EWOULDBLOCK. (So long as some operation could have > > completed, not necessarily the one you tried.) > > Right. But that's fine, we can deal with that, if the error is > posted. > > Problem is no error is posted when we sendmsg[1], yet the socket > thereafter stays write-blocked, with (sane) way for us to recover.
I hate to check the obvious, but did you try setting the O_NONBLOCK flag for the socket? Did you try setting the MSG_DONTWAIT flag for the sendmsg operation?
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