2 * Check silent decoding of sendmmsg and recvmmsg syscalls.
4 * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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8 * modification, are permitted provided that the following conditions
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39 if (socketpair(AF_UNIX, SOCK_STREAM, 0, fds))
40 perror_msg_and_skip("socketpair");
43 struct iovec iov = { .iov_base = &buf, .iov_len = sizeof(buf) };
51 int rc = send_mmsg(fds[1], &mh, 1, MSG_DONTWAIT);
53 perror_msg_and_skip("sendmmsg");
54 printf("sendmmsg(%d, %p, 1, MSG_DONTWAIT) = %d\n", fds[1], &mh, rc);
56 struct timespec t = { .tv_sec = 0, .tv_nsec = 12345678 };
57 rc = recv_mmsg(fds[0], &mh, 1, MSG_DONTWAIT, &t);
58 printf("recvmmsg(%d, %p, 1, MSG_DONTWAIT, %p) = %d\n",
61 puts("+++ exited with 0 +++");