checks for server conductibility if user is root

Joel Grunbaum

2022-06-01 95dada12eb1c7c6d52a52b89e4bf1a56b95d692a

 slist.c

@@ -130,11 +130,23 @@

int print_servers(struct dns_list* head)
{
    struct dns_list* curr = head;
   printf("%-16s | %-11s | %s\n", "Server", "Time", "Errors");
   while (head) {
      printf("%-16s | %ld.%09ld | %d\n", head->server, head->time.tv_sec,
             head->time.tv_nsec, head->errors);
      head = head->next;
   while (curr) {
        if (curr->errors != -1) {
            printf("%-16s | %ld.%09ld | %d\n", curr->server, curr->time.tv_sec,
                   curr->time.tv_nsec, curr->errors);
        }
        curr = curr->next;
   }
    fflush(stdout);
    curr = head;
    if (head->errors == -1) {
        printf("The following servers were unreachable:\n");
        while (curr && curr->errors == -1) {
            printf("%s\n", curr->server);
            curr = curr->next;
        }
    }
   return 0;
}