New name UI_UPDATE for interpret_move's return "".

[sgt-puzzles.git] / towers.c

diff --git a/towers.c b/towers.c
index a3a7e55a45f01166932ad7ca0b5f42df06ca20a7..06b7279380b91050b94cba353f4fe6be2eb76931 100644 (file)
--- 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 &&