fixed unusual terminal state after quitting

src/main.cpp

@@ -44,8 +44,7 @@ void startGame(Board &board)
     {
         usleep((1000 / MAX_TIME) * 1000);
 #ifndef _WIN32
-        if ((w.ws_row < boardSize.x + 3) || (w.ws_col < boardSize.y + 2))
-        {
+        if((w.ws_row < boardSize.x + 3 )||( w.ws_col < boardSize.y + 2)) {
             mvprintw(w.ws_col/2, w.ws_row/2, "Your terminal is too small:");
             mvprintw(w.ws_col / 2 + 1, w.ws_row/2, "Current size: %dx%d", w.ws_row, w.ws_col);
             mvprintw(w.ws_col / 2 + 2, w.ws_row/2, "Min size: %dx%d", boardSize.x + 3, boardSize.y + 2);
@@ -178,10 +177,10 @@ void startGame(Board &board)
             cursorX = (cursorX < boardSize.x - 1) ? cursorX + 1 : 0;
             break;
         case 'q':
-            exit(0);
             echo();
             cbreak();
             endwin();
+            exit(0);
             break;
         case 'z':
             if (!somethingHasBeenDone)
@@ -283,13 +282,11 @@ void startGame(Board &board)
             {
                 Board newBoard(boardSize.x, boardSize.y, board.getMineCount());
                 startGame(newBoard);
-            }
-            else if (c == 'q')
-            {
-                exit(0);
+            } else if(c == 'q') {
                 echo();
                 cbreak();
                 endwin();
+                exit(0);
             }
         };
     }
@@ -315,13 +312,11 @@ void startGame(Board &board)
             {
                 Board newBoard(boardSize.x, boardSize.y, board.getMineCount());
                 startGame(newBoard);
-            }
-            else if (c == 'q')
-            {
-                exit(0);
+            } else if(c == 'q') {
                 echo();
                 cbreak();
                 endwin();
+                exit(0);
             }
         };
     }
@@ -329,18 +324,14 @@ void startGame(Board &board)
 
 int main()
 {
-#ifndef _WIN32
     signal(SIGWINCH, handleSIGWINCH);
-#endif
     setlocale(LC_ALL, "");
     initscr();
     noecho();
     cbreak();
     keypad(stdscr, TRUE);
     nodelay(stdscr, TRUE);
-#ifndef _WIN32
     ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
-#endif
 
     start_color();
     init_pair(1, COLOR_BLUE, COLOR_BLACK);