1.1 --- a/src/chess/rules.h Wed Jun 11 16:54:20 2014 +0200
1.2 +++ b/src/chess/rules.h Mon Jun 16 13:45:31 2014 +0200
1.3 @@ -110,11 +110,12 @@
1.4
1.5 typedef struct {
1.6 Board board;
1.7 - uint8_t mycolor;
1.8 MoveList* movelist;
1.9 MoveList* lastmove;
1.10 _Bool checkmate;
1.11 _Bool stalemate;
1.12 + _Bool remis;
1.13 + _Bool resign;
1.14 } GameState;
1.15
1.16 #define opponent_color(color) ((color)==WHITE?BLACK:WHITE)
1.17 @@ -141,6 +142,16 @@
1.18 #define fileidx_s(c) (isfile(c)?fileidx(c):POS_UNSPECIFIED)
1.19 #define rowidx_s(c) (isrow(c)?rowidx(c):POS_UNSPECIFIED)
1.20
1.21 +#define is_game_running(gamestate) !((gamestate)->checkmate || \
1.22 + (gamestate)->resign || (gamestate)->stalemate || (gamestate)->remis)
1.23 +
1.24 +
1.25 +/**
1.26 + * Initializes a game state and prepares the chess board.
1.27 + * @param gamestate the game state to initialize
1.28 + */
1.29 +void gamestate_init(GameState *gamestate);
1.30 +
1.31 /**
1.32 * Cleans up a game state and frees the memory for the movement list.
1.33 * @param gamestate the game state to clean up
1.34 @@ -276,9 +287,10 @@
1.35 * @param gamestate the current game state
1.36 * @param mstr the input string to parse
1.37 * @param move a pointer to object where the move data shall be stored
1.38 + * @param color the color of the player to evaluate the move for
1.39 * @return status code (see macros in this file for the list of codes)
1.40 */
1.41 -int eval_move(GameState *gamestate, char *mstr, Move *move);
1.42 +int eval_move(GameState *gamestate, char *mstr, Move *move, uint8_t color);
1.43
1.44 /**
1.45 * Validates move by applying chess rules.
