X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/5b502ae807b1e98a91644f179863484c61aedb4c..HEAD:/samegame.c

diff --git a/samegame.c b/samegame.c
index 5a8c2cb..65ebef7 100644
--- a/samegame.c
+++ b/samegame.c
@@ -1267,7 +1267,7 @@ struct game_drawstate {
     int *tiles; /* contains colour and SELECTED. */
 };
 
-static char *interpret_move(game_state *state, game_ui *ui, game_drawstate *ds,
+static char *interpret_move(game_state *state, game_ui *ui, const game_drawstate *ds,
 			    int x, int y, int button)
 {
     int tx, ty;
@@ -1611,6 +1611,15 @@ static float game_flash_length(game_state *oldstate, game_state *newstate,
 	return 0.0F;
 }
 
+static int game_status(game_state *state)
+{
+    /*
+     * Dead-end situations are assumed to be rescuable by Undo, so we
+     * don't bother to identify them and return -1.
+     */
+    return state->complete ? +1 : 0;
+}
+
 static int game_timing_state(game_state *state, game_ui *ui)
 {
     return TRUE;
@@ -1659,6 +1668,7 @@ const struct game thegame = {
     game_redraw,
     game_anim_length,
     game_flash_length,
+    game_status,
     FALSE, FALSE, game_print_size, game_print,
     TRUE,			       /* wants_statusbar */
     FALSE, game_timing_state,