X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/3ff276f2cd88e6f3a6fe08f95f6147abbe3fcfd4..de3b0e332712c81307a7800808b6d13d2c5cec93:/samegame.c

diff --git a/samegame.c b/samegame.c
index 5a52303..4bb535d 100644
--- a/samegame.c
+++ b/samegame.c
@@ -291,9 +291,9 @@ static char *validate_desc(game_params *params, char *desc)
 	char *q = p;
 	int n;
 
-	if (!isdigit(*p))
+	if (!isdigit((unsigned char)*p))
 	    return "Not enough numbers in string";
-	while (isdigit(*p)) p++;
+	while (isdigit((unsigned char)*p)) p++;
 
 	if (i < area-1 && *p != ',')
 	    return "Expected comma after number";
@@ -429,6 +429,14 @@ static void game_changed_state(game_ui *ui, game_state *oldstate,
                                game_state *newstate)
 {
     sel_clear(ui, newstate);
+
+    /*
+     * If the game state has just changed into an unplayable one
+     * (either completed or impossible), we vanish the keyboard-
+     * control cursor.
+     */
+    if (newstate->complete || newstate->impossible)
+	ui->displaysel = 0;
 }
 
 static char *sel_movedesc(game_ui *ui, game_state *state)
@@ -588,8 +596,6 @@ struct game_drawstate {
     int *tiles; /* contains colour and SELECTED. */
 };
 
-static game_state *execute_move(game_state *from, char *move);
-
 static char *interpret_move(game_state *state, game_ui *ui, game_drawstate *ds,
 			    int x, int y, int button)
 {
@@ -624,22 +630,8 @@ static char *interpret_move(game_state *state, game_ui *ui, game_drawstate *ds,
     if (ISSEL(ui,tx,ty)) {
 	if (button == RIGHT_BUTTON)
 	    sel_clear(ui, state);
-	else {
-	    game_state *tmp;
-
+	else
 	    ret = sel_movedesc(ui, state);
-
-	    /*
-	     * Unfortunately, we must check for completeness or
-	     * impossibility now, in order to update the game_ui;
-	     * and we can't do that without constructing the new
-	     * grid. Sigh.
-	     */
-	    tmp = execute_move(state, ret);
-	    if (tmp->complete || tmp->impossible)
-		ui->displaysel = 0;
-	    free_game(tmp);
-	}
     } else {
 	sel_clear(ui, state); /* might be no-op */
 	sel_expand(ui, state, tx, ty);
@@ -955,7 +947,7 @@ static int game_wants_statusbar(void)
     return TRUE;
 }
 
-static int game_timing_state(game_state *state)
+static int game_timing_state(game_state *state, game_ui *ui)
 {
     return TRUE;
 }