Function test

test/epwait.c:339–416

}

static int test(int flags)
{
	struct epoll_event ev = { };
	struct io_uring ring;
	int epollfd, ret, i;

	ret = t_create_ring(8, &ring, flags);
	if (ret == T_SETUP_SKIP) {
		return T_EXIT_SKIP;
	} else if (ret != T_SETUP_OK) {
		fprintf(stderr, "ring create failed %x -> %d\n", flags, ret);
		return T_EXIT_FAIL;
	}

	for (i = 0; i < 2; i++) {
		if (pipe(fds[i]) < 0) {
			perror("pipe");
			return T_EXIT_FAIL;
		}
	}

	epollfd = epoll_create1(0);
	if (epollfd < 0) {
		perror("epoll_create");
		return T_EXIT_FAIL;
	}

	for (i = 0; i < 2; i++) {
		ev.events = EPOLLIN;
		ev.data.fd = fds[i][0];
		ret = epoll_ctl(epollfd, EPOLL_CTL_ADD, fds[i][0], &ev);
		if (ret < 0) {
			perror("epoll_ctl");
			return T_EXIT_FAIL;
		}
	}

	ret = test_ready(&ring, epollfd);
	if (ret) {
		fprintf(stderr, "test_ready failed\n");
		return T_EXIT_FAIL;
	}
	if (no_epoll_wait)
		return T_EXIT_SKIP;

	ret = test_not_ready(&ring, epollfd);
	if (ret) {
		fprintf(stderr, "test_not_ready failed\n");
		return T_EXIT_FAIL;
	}

	ret = test_del(&ring, epollfd);
	if (ret) {
		fprintf(stderr, "test_del failed\n");
		return T_EXIT_FAIL;
	}

	/* keep last */