diff options
Diffstat (limited to 'nmm.c')
| -rw-r--r-- | nmm.c | 32 |
1 files changed, 31 insertions, 1 deletions
@@ -165,6 +165,7 @@ void printinstrs(scrgame *); int gameend(const scrgame *); __dead void quit(void); /* During game */ +int surrounded(const game *); int inmill(const point *); point *mill_handler(scrgame *, char *, int); char statechar(const game *); @@ -204,7 +205,7 @@ const char *const instructions[] = { " North, South, East, West, etc. For example, `a1n' moves the piece at\n", " a1 north, `g7sw' moves the piece at g7 south west. Mills are formed\n", " and pieces removed as in phase 1. Phase 2 continues until a player\n", - " only has 3 pieces remaining.\n", + " only has 3 pieces remaining or can make no move.\n", "Phase 3. The player with three pieces may move a piece to any empty\n", " location, e.g. `a1g7' moves the piece at a1 to location g7. The player\n", " with more than three pieces moves as in phase 2. The first player to\n", @@ -795,6 +796,30 @@ quit(void) * ******************************** */ /* + * Checks if the current player can slide to any adjacent position. + */ +int +surrounded(const game *g) +{ + int r, c, n; + char currplayerch = statechar(g); + c = 0; + for (r = 0; g->board[r][c]; r++) { + for (c = 0; g->board[r][c]; c++) { + if (g->board[r][c]->v == currplayerch) { + for (n = MINDIR; n <= MAXDIR; n++) { + if (g->board[r][c]->n[n] && + g->board[r][c]->n[n]->v == EMPTY) { + return 0; + } + } + } + } + } + return 1; +} + +/* * Is the point p in a mill? */ int @@ -1358,6 +1383,11 @@ phasetwothree(scrgame *sg) point *p = NULL; char coords[6]; while (sg->game->pieces[WHITE] >= 3 && sg->game->pieces[BLACK] >= 3) { + if (sg->game->pieces[sg->game->state] > 3 && surrounded(sg->game)) { + update_scorebox(sg->score_w, sg->game); + update_board(sg->board_w, sg->game); + return NULL; + } getmove(sg, coords, 0); if (!(p = getpoint(sg->game, coords))) { update_msgbox(sg->msg_w, "Something went wrong..."); |