On Thu, Dec 14, 2000 at 03:12:27PM -0800, Adam Scislowicz wrote:
> Could someone explain why send is failing with EPIPE on the 2.4.x
> kernel, while it is working with the 2.2.x kernels.
>
> The PsuedoCode:
> sock = socket(AF_INET, SOCK_STREAM, 0)
> buf = fcntl(sock, F_GETFL)
> fcntl(sock, F_SETFL, buf | O_NONBLOCK) // we check the SETFL return
> value, it succeeds
> while ((retval = connect(sock, addr, sizeof(struct sockaddr_in))) < 0)
> {
> if (retval < 0) {
> if (errno != EINPROGRESS) return -1; // return failure
> }
> } // the connect succeeds during first iteration with return value of 0.
>
> send(sock, msg, msg_length, 0) // this connection is to the thttpd web
> server on the same host. XXX
> XXX: send fails with EPIPE on the 2.4.0-test11-ac 4 and 2.4.0-test12
> kernels, whereas it does not fail on 2.2.14-5.0(redhat kernel)
EPIPE means that the other end or you have closed the connection. It has nothing
to do with the socket's non blockingness.
-Andi
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