kiwix-serve displays both protocol attached ips

src/server/kiwix-serve.cpp

@@ -324,17 +324,18 @@ int main(int argc, char** argv)
   auto libraryFileTimestamp = newestFileTimestamp(libraryPaths);
   auto curLibraryFileTimestamp = libraryFileTimestamp;
 
-  /* Infer ipMode from address */
-  kiwix::IpMode ipMode = kiwix::IpMode::ipv4;
-
-  if (address == "all"){
-    address = "";
-    ipMode = kiwix::IpMode::all;
-  } else if (address == "ipv4"){
-    address = "";
-  } else if (address == "ipv6"){
-    address = "";
-    ipMode = kiwix::IpMode::ipv6;
+  kiwix::IpMode ipMode =  (address == "all")   ? kiwix::IpMode::all  :
+                          (address == "ipv6")  ? kiwix::IpMode::ipv6 :
+                          (address == "ipv4")  ? kiwix::IpMode::ipv4 :
+                                                 kiwix::IpMode::flex;
+
+  if(!address.empty()) { // -i has been provided
+    if (ipMode == kiwix::IpMode::flex) { // Ip has been provided
+      if (address.find(':') != std::string::npos) ipMode = kiwix::IpMode::ipv6;
+      else ipMode = kiwix::IpMode::ipv4;
+    } else {
+      address.clear();  // Clear to indicate that protocol has been provided.
+    }
   }
 
 #ifndef _WIN32
@@ -384,12 +385,14 @@ int main(int argc, char** argv)
     exit(1);
   }
 
-  std::string host = (server.getIpMode()==kiwix::IpMode::all || server.getIpMode()==kiwix::IpMode::ipv6)
-                     ? "[" + server.getAddress() + "]" : server.getAddress();
-
-  std::string url = "http://" + host + ":" + std::to_string(server.getPort()) + normalizeRootUrl(rootLocation);
-  std::cout << "The Kiwix server is running and can be accessed in the local network at: "
-            << url << std::endl;
+  std::string prefix = "http://";
+  kiwix::IpAddress addresses = server.getAddress();
+  std::string suffix = ":" + std::to_string(server.getPort()) + normalizeRootUrl(rootLocation);
+  std::cout << "The Kiwix server is running and can be accessed in the local network at: " << std::endl;
+  bool validMode4 = (ipMode == kiwix::IpMode::ipv4 || ipMode == kiwix::IpMode::all);  // Mode is valid to support ipv4
+  bool validMode6 = (ipMode == kiwix::IpMode::ipv6 || ipMode == kiwix::IpMode::all);  // Mode is valid to support ipv6
+  if(!addresses.addr.empty() && validMode4) std::cout << "  - " << prefix << addresses.addr << suffix << std::endl;
+  if(!addresses.addr6.empty() && validMode6) std::cout << "  - " << prefix << "[" << addresses.addr6 << "]" <<  suffix << std::endl;
 
   /* Run endless (until PPID dies) */
   waiting = true;