Commit 3ba09466342d6b6ba2809f21e03ae25eb1a1fbb7

Refactored main if/else thing into a dense switch statement.


22	22	fprintf(stderr, "Usage:\n %s hostname service\|port\n", name);
23	23	}
24	24
	25	static char *
	26	unknown_error(int status)
	27	{
	28	/* This is basically a programming error, but it should at least
	29	be able to tell us what programming error. */
	30	static char buf[32];
	31	snprintf(buf, sizeof(buf)-1, "unknown: %d", (int)status);
	32	return buf;
	33	}
	34
25	35	int
26	36	main(int argc, char **argv)
27	37	{
…	…
50	50	while((status=attemptConnection(hostname, svc)) != RV_SUCCESS) {
51	51	t=time(NULL);
52	52	char *err="unknown";
53		if(status == ERR_ERRNO) {
54		err=strerror(errno);
55		} else if(status == ERR_TIMEOUT) {
56		err="timeout";
57		} else if(status == ERR_DNS) {
58		err="getaddrinfo error";
59		} else {
60		/* This is basically a programming error, but it should at least
61		be able to tell us what programming error. */
62		char buf[32];
63		snprintf(buf, sizeof(buf)-1, "unknown: %d", (int)status);
64		err=buf;
	53	switch(status) {
	54	case ERR_ERRNO: err=strerror(errno); break;
	55	case ERR_TIMEOUT: err="timeout"; break;
	56	case ERR_DNS: err="getaddrinfo error"; break;
	57	default: err=unknown_error(status);
65	58	}
66	59	assert(err != NULL);
67	60	fprintf(stderr, "Failed to connect (%s) at %s", err, ctime(&t));