Suggest a reason why '-' cannot be resolved

nmap · Dec 16, 2021 · 3fe254a · 3fe254a
1 parent 3cf836c
commit 3fe254a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/TargetGroup.cc b/TargetGroup.cc
@@ -802,6 +802,8 @@ int TargetGroup::get_next_host(struct sockaddr_storage *ss, size_t *sslen) {
  }
  else {
  error("Failed to resolve \"%s\".", this->netblock->hostname.c_str());
+ if (this->netblock->hostname == "-")
+ error("Bare '-': did you put a space between '--'?");
  return -1;
  }