X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=towers.c;fp=towers.c;h=06b7279380b91050b94cba353f4fe6be2eb76931;hb=eeb2db283de9115f7256fa4cc49597d63e06b0ab;hp=a3a7e55a45f01166932ad7ca0b5f42df06ca20a7;hpb=edcf839d4c557c3993d681665829390697353344;p=sgt-puzzles.git

diff --git a/towers.c b/towers.c
index a3a7e55..06b7279 100644
--- a/towers.c
+++ b/towers.c
@@ -1349,7 +1349,7 @@ static char *interpret_move(const game_state *state, game_ui *ui,
                 ui->hpencil = 0;
             }
             ui->hcursor = 0;
-            return "";		       /* UI activity occurred */
+            return UI_UPDATE;
         }
         if (button == RIGHT_BUTTON) {
             /*
@@ -1369,7 +1369,7 @@ static char *interpret_move(const game_state *state, game_ui *ui,
                 ui->hshow = 0;
             }
             ui->hcursor = 0;
-            return "";		       /* UI activity occurred */
+            return UI_UPDATE;
         }
     } else if (button == LEFT_BUTTON) {
         if (is_clue(state, tx, ty)) {
@@ -1394,13 +1394,13 @@ static char *interpret_move(const game_state *state, game_ui *ui,
         }
         move_cursor(button, &ui->hx, &ui->hy, w, w, 0);
         ui->hshow = ui->hcursor = 1;
-        return "";
+        return UI_UPDATE;
     }
     if (ui->hshow &&
         (button == CURSOR_SELECT)) {
         ui->hpencil = 1 - ui->hpencil;
         ui->hcursor = 1;
-        return "";
+        return UI_UPDATE;
     }
 
     if (ui->hshow &&