Merge pull request #2 from kAworu/fix-usage-example-in-README.md

Fix the example provided in README to compile and run

README.md

@@ -51,34 +51,39 @@ rdns_regress_callback (struct rdns_reply *reply, void *arg)
 static void
 rdns_test_a (struct rdns_resolver *resolver)
 {
- const char *names[] = {
+ char *names[] = {
  "google.com",
  "github.com",
  "freebsd.org",
  "kernel.org",
  "www.ник.рф",
  NULL
  };
- const char **cur;
+ char **cur;
 
  for (cur = names; *cur != NULL; cur ++) {
-  rdns_make_request_full (resolver, rdns_regress_callback, *cur, 1.0, 2, *cur, 1, DNS_REQUEST_A);
+  rdns_make_request_full (resolver, rdns_regress_callback, *cur, 1.0, 2, 1, *cur, RDNS_REQUEST_A);
   remain_tests ++;
  }
 }
 
-int main(int argc, char **argv) 
+int
+main(int argc, char **argv)
 {
  struct rdns_resolver *resolver_ev;
  struct ev_loop *loop;
-
+
+ loop = ev_default_loop (0);
+ resolver_ev = rdns_resolver_new ();
+ rdns_bind_libev (resolver_ev, loop);
+
  rdns_resolver_add_server (resolver_ev, argv[1], strtoul (argv[2], NULL, 10), 0, 8);
 
  rdns_resolver_init (resolver_ev);
 
  rdns_test_a (resolver_ev);
  ev_loop (loop, 0);
- 
+
  return 0;
 }
-~~~
+~~~