Using recvmsg() with non-unicast datagram (UDP) socket: inconsistent results
Wed Aug 1 19:25:00 GMT 2012
On Aug 1 14:35, Lavrentiev, Anton (NIH/NLM/NCBI) [C] wrote:
> > I applied a patch which should fix this problem. It always uses
> > WSARecvMsg now, if called from recvmsg, still provided it is possible,
> > of course (No SOCK_STREAM, no AF_LOCAL).
> > I'm just generating a new developer snapshot. Please give the today's
> > snapshot from http://cygwin.com/snapshots/ a try. Should be up in
> > about
> > half an hour.
> The patched DLL now returns consistent msg_flags regardless of whether
> or not the control message has been requested. Thanks!
> Could I ask for another favor that since the native WSA msg_flags get
> propagated to the CYGWIN environment, the definitions for the additional
> flag bits, MSG_MCAST and MSG_BCAST (as defined by WSA) to be added to
> <cygwin/socket.h> please?
Done. These are Windows-specific values not docuemnted by POSIX.
But Linux defines its own return values as well, so, never mind.
Corinna Vinschen Please, send mails regarding Cygwin to
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