* Author: Carl Worth <cworth@cworth.org>
*/
+#include <stdio.h>
#include "ttt-board.h"
+#include "ttt-error.h"
/* Initialize an empty board. */
void
{
board->cells[i] = TTT_CELL_EMPTY;
}
+ board->current_player = TTT_CELL_X;
}
/* Initialize a board from its string representation.
free (s);
}
+/* Makes a new move in the given board.
+ *
+ * The move value is a number from 0 to 9 giving the position to be
+ * moved as follows:
+ *
+ * 0|1|2
+ * 3|4|5
+ * 6|7|8
+ *
+ * Returns: 1 if a move is made succesfully. O if a move is invalid
+ * (the given cell is not empty).
+ *
+ * Bugs: Currently this function always places X for all moves. So,
+ * yeah, we'll need to fix that.
+ */
+
+
+ttt_error_t ttt_board_make_move (ttt_board_t *board, int move)
+{
+ if (board->cells[move] != TTT_CELL_EMPTY)
+ return TTT_ERROR_NOT_VALID_MOVE;
+
+ board->cells[move] = board->current_player;
+
+ if (board->current_player == TTT_CELL_X)
+ board->current_player = TTT_CELL_O;
+ else
+ board->current_player = TTT_CELL_X;
+
+ return TTT_ERROR_NONE;
+}
+
+
+
+
+
+