Cut out text input from SDL2 until it can be tested

sc2/src/libs/input/sdl/input.c

@@ -33,13 +33,16 @@
 static int kbdhead=0, kbdtail=0;
 static UniChar kbdbuf[KBDBUFSIZE];
 static UniChar lastchar;
+#ifdef SDL_MAJOR_VERSION == 1
 static unsigned int num_keys = 0;
 static int *kbdstate = NULL;
 		// Holds all SDL keys +1 for holding invalid values
+#endif // Later versions of SDL use the text input API instead
 
 static volatile int *menu_vec;
 static int num_menu;
 // The last vector element is the character repeat "key"
+// This is only used in SDL1 input but it's mostly harmless everywhere else
 #define KEY_MENU_ANY  (num_menu - 1)
 static volatile int *flight_vec;
 static int num_templ;
@@ -193,8 +196,10 @@ initKeyConfig (void)
 static void
 resetKeyboardState (void)
 {
+#if SDL_MAJOR_VERSION == 1
 	memset (kbdstate, 0, sizeof (int) * num_keys);
 	menu_vec[KEY_MENU_ANY] = 0;
+#endif
 }
 
 void
@@ -221,9 +226,11 @@ TFB_InitInput (int driver, int flags)
 	(void)driver;
 	(void)flags;
 
+#if SDL_MAJOR_VERSION == 1
 	SDL_EnableUNICODE(1);
 	(void)SDL_GetKeyState (&num_keys);
 	kbdstate = (int *)HMalloc (sizeof (int) * (num_keys + 1));
+#endif
 	
 
 #ifdef HAVE_JOYSTICK
@@ -329,6 +336,8 @@ ProcessMouseEvent (const SDL_Event *e)
 	}
 }
 
+#if SDL_MAJOR_VERSION == 1
+
 static inline int
 is_numpad_char_event (const SDL_Event *Event)
 {
@@ -397,6 +406,22 @@ ProcessInputEvent (const SDL_Event *Event)
 		}
 	}
 }
+#else
+void
+ProcessInputEvent (const SDL_Event *Event)
+{
+	if (!InputInitialized)
+		return;
+	
+	ProcessMouseEvent (Event);
+
+	/* TODO: Block numpad input when NUM_LOCK is on */
+	VControl_HandleEvent (Event);
+
+	/* TODO: Handle SDL_TEXTINPUT events */
+}
+
+#endif
 
 void
 TFB_ResetControls (void)