Function main

examples/proxy.c:2357–2530

* Options parsing the ring / net setup */

 * Options parsing the ring / net setup
 */
int main(int argc, char *argv[])
{
	struct io_uring ring;
	struct sigaction sa = { };
	const char *optstring;
	int opt, ret, fd;

	setlocale(LC_NUMERIC, "en_US");

	page_size = sysconf(_SC_PAGESIZE);
	if (page_size < 0) {
		perror("sysconf(_SC_PAGESIZE)");
		return 1;
	}

	pthread_mutex_init(&thread_lock, NULL);

	optstring = "m:d:S:s:b:f:H:r:p:n:B:N:T:w:t:M:R:u:c:C:q:a:x:z:i:6Vh?";
	while ((opt = getopt(argc, argv, optstring)) != -1) {
		switch (opt) {
		case 'm':
			recv_mshot = !!atoi(optarg);
			break;
		case 'S':
			sqpoll = !!atoi(optarg);
			break;
		case 'd':
			defer_tw = !!atoi(optarg);
			break;
		case 'b':
			buf_size = atoi(optarg);
			break;
		case 'n':
			nr_bufs = atoi(optarg);
			break;
		case 'u':
			send_ring = !!atoi(optarg);
			break;
		case 'c':
			rcv_bundle = !!atoi(optarg);
			break;
		case 'C':
			snd_bundle = !!atoi(optarg);
			break;
		case 'w':
			wait_batch = atoi(optarg);
			break;
		case 't':
			wait_usec = atoi(optarg);
			break;
		case 's':
			is_sink = !!atoi(optarg);
			break;
		case 'f':
			fixed_files = !!atoi(optarg);
			break;
		case 'H':
			host = strdup(optarg);