X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=src%2Fttt-board.c;h=c6d36f0b42ba161c6070b01a8c7ef5f8e16826c0;hb=9474c798f05c4497d81941730f0200e5468a78f7;hp=77bee5e626f82767069f489ec5c1c727a6780072;hpb=f42483382a5b2529fb1b36d5c6049b6bd1780876;p=ttt diff --git a/src/ttt-board.c b/src/ttt-board.c index 77bee5e..c6d36f0 100644 --- a/src/ttt-board.c +++ b/src/ttt-board.c @@ -21,6 +21,7 @@ #include #include "ttt-board.h" +#include "ttt-error.h" /* Initialize an empty board. */ void @@ -31,6 +32,7 @@ ttt_board_init (ttt_board_t *board) { board->cells[i] = TTT_CELL_EMPTY; } + board->current_player = TTT_CELL_X; } /* Initialize a board from its string representation. @@ -92,25 +94,32 @@ ttt_board_write (ttt_board_t *board, FILE *file) * 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. + * Returns: TTT_ERROR_NONE if a move is made succesfully. TTT_ERROR_NOT_VALID_MOVE + * if a move is invalid (the given cell is not empty). */ - -int ttt_board_make_move (ttt_board_t *board, int move) -{ - - printf ("ttt_board_make_move called with move == %d\n", move); - if (board->cells[move] == '_') +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->cells[move] = 'X'; - return(1); + ttt_board_is_won (board); + board->current_player = TTT_CELL_O; } else { - return(0); + ttt_board_is_won (board); + board->current_player = TTT_CELL_X; } + return TTT_ERROR_NONE; } + + + + + +