added commands and their functions

src/main/c/Georg/tictactoe.c

@@ -30,4 +30,14 @@ int handleCommand( char* input ){
     }else if( strcmp(input, "start game") == 0 ){
         return 1;
     }
+}
+
+int startMenu(){
+
+    return 0;
+}
+
+int startGame(){
+
+    return 0;
 }

src/main/c/Georg/tictactoe.h

@@ -5,9 +5,16 @@ struct ticTacToe{
     int currentState;
 };
 
+// Typdefinition für einen Funktionszeiger
+typedef int (*commandFunction)();
+
 char* getWelcomeMessage();
 char* getRulesMessage();
 struct ticTacToe createTicTacToe();
 int handleCommand( char* input );
 
+/* commands */
+int startMenu();
+int startGame();
+
 #endif //TICTACTOE_H