added cleaner exit on quit event by Choupom

src/engine/client/client.cpp

@@ -1856,7 +1856,8 @@ void CClient::Run()
 		}
 
 		// update input
-		Input()->Update();
+		if(Input()->Update())
+			break;	// SDL_QUIT
 
 		// update sound
 		Sound()->Update();

src/engine/client/input.cpp

@@ -108,7 +108,7 @@ int CInput::KeyState(int Key)
 	return m_aInputState[m_InputCurrent][Key];
 }
 
-void CInput::Update()
+int CInput::Update()
 {
 	if(m_InputGrabbed && !Graphics()->WindowActive())
 		MouseModeAbsolute();
@@ -185,9 +185,7 @@ void CInput::Update()
 
 				// other messages
 				case SDL_QUIT:
-					// TODO: cleaner exit
-					exit(0); // ignore_convention
-					break;
+					return 1;
 			}
 
 			//
@@ -201,6 +199,8 @@ void CInput::Update()
 
 		}
 	}
+
+	return 0;
 }
 
 

src/engine/client/input.h

@@ -31,7 +31,7 @@ public:
 
 	int ButtonPressed(int Button) { return m_aInputState[m_InputCurrent][Button]; }
 
-	virtual void Update();
+	virtual int Update();
 };
 
 #endif

src/engine/input.h

@@ -83,7 +83,7 @@ class IEngineInput : public IInput
 	MACRO_INTERFACE("engineinput", 0)
 public:
 	virtual void Init() = 0;
-	virtual void Update() = 0;
+	virtual int Update() = 0;
 };
 
 extern IEngineInput *CreateEngineInput();