Dedicated server: stop game when there are less than 2 clients

src/game/C4Game.cpp

@@ -3110,10 +3110,7 @@ void C4Game::ShowGameOverDlg()
 	if (GameOverDlgShown) return;
 	// flag, show
 	GameOverDlgShown = true;
-#ifdef USE_CONSOLE
-	// console engine quits here directly
-	Application.QuitGame();
-#else
+#ifndef USE_CONSOLE
 	if (!Application.isEditor)
 	{
 		C4GameOverDlg *pDlg = new C4GameOverDlg();

src/gui/C4GameLobby.cpp

@@ -16,6 +16,7 @@
 // the ingame-lobby
 
 #include "C4Include.h"
+#include "C4ForbidLibraryCompilation.h"
 #include "gui/C4GameLobby.h"
 
 #include "game/C4Application.h"
@@ -764,14 +765,17 @@ namespace C4GameLobby
 		// countdown done
 		if (!iStartTimer)
 		{
+#ifdef USE_CONSOLE
 			// Dedicated server: if there are not enough players for this game, abort and quit the application
-			if (!::Network.GetLobby() && (Game.PlayerInfos.GetPlayerCount() < Game.C4S.GetMinPlayer()) && !Application.isEditor)
+			if (Game.PlayerInfos.GetPlayerCount() < Game.C4S.GetMinPlayer()
+				|| ::Network.Clients.Count() <= 2)
 			{
 				Log(LoadResStr("IDS_MSG_NOTENOUGHPLAYERSFORTHISRO")); // it would also be nice to send this message to all clients...
 				Application.Quit();
 			}
 			// Start the game
 			else
+#endif // USE_CONSOLE
 				::Network.Start();
 		}
 	}

src/network/C4Network2.cpp

@@ -371,7 +371,7 @@ bool C4Network2::DoLobby()
 	if (Console.Active)
 	{
 		// console lobby - update console
-		if (Console.Active) Console.UpdateMenus();
+		Console.UpdateMenus();
 		// init lobby countdown if specified
 		if (Game.iLobbyTimeout) StartLobbyCountdown(Game.iLobbyTimeout);
 		// do console lobby
@@ -1501,6 +1501,10 @@ void C4Network2::OnClientDisconnect(C4Network2Client *pClient)
 		if (!fStatusReached)
 			if (Status.getState() == GS_Go || Status.getState() == GS_Pause)
 				ChangeGameStatus(Status.getState(), ::Control.ControlTick);
+#ifdef USE_CONSOLE
+			// Dedicated server: stop hosting if there is only one client left we're hosting for.
+			if (Clients.Count() <= 3) Application.Quit(); // Off-by-1 error
+#endif // USE_CONSOLE
 	}
 	// host disconnected? Clear up
 	if (!isHost() && pClient->isHost())

src/network/C4Network2Client.cpp

@@ -347,6 +347,13 @@ C4Network2Client *C4Network2ClientList::GetClient(const C4ClientCore &CCore, int
 	return NULL;
 }
 
+unsigned int C4Network2ClientList::Count()
+{
+	unsigned int ret(0);
+	for (C4Network2Client *pClient = pFirst; pClient; pClient = pClient->pNext) ret++;
+	return ret;
+}
+
 C4Network2Client *C4Network2ClientList::GetHost()
 {
 	return GetClientByID(C4ClientIDHost);

src/network/C4Network2Client.h

@@ -153,6 +153,7 @@ public:
 	C4Network2Client *GetLocal() const { return pLocal; }
 	C4Network2Client *GetHost();
 	C4Network2Client *GetNextClient(C4Network2Client *pClient);
+	unsigned int Count();
 
 	void Init(C4ClientList *pClientList, bool fHost);
 	C4Network2Client *RegClient(C4Client *pClient);