shithub: orca

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Cleanup

--- a/tui_main.c

+++ b/tui_main.c

@@ -1708,18 +1708,18 @@

 void ged_input_cmd(Ged *a, Ged_input_cmd ev) {

   switch (ev) {

   case Ged_input_cmd_undo:

-    if (undo_history_count(&a->undo_hist) > 0) {

-      if (a->is_playing) {

-        undo_history_apply(&a->undo_hist, &a->field, &a->tick_num);

-      } else {

-        undo_history_pop(&a->undo_hist, &a->field, &a->tick_num);

-      }

-      ged_cursor_confine(&a->ged_cursor, a->field.height, a->field.width);

-      ged_update_internal_geometry(a);

-      ged_make_cursor_visible(a);

-      a->needs_remarking = true;

-      a->is_draw_dirty = true;

+    if (undo_history_count(&a->undo_hist) == 0)

+      break;

+    if (a->is_playing) {

+      undo_history_apply(&a->undo_hist, &a->field, &a->tick_num);

+    } else {

+      undo_history_pop(&a->undo_hist, &a->field, &a->tick_num);

     }

+    ged_cursor_confine(&a->ged_cursor, a->field.height, a->field.width);

+    ged_update_internal_geometry(a);

+    ged_make_cursor_visible(a);

+    a->needs_remarking = true;

+    a->is_draw_dirty = true;

     break;

   case Ged_input_cmd_toggle_append_mode:

     if (a->input_mode == Ged_input_mode_append) {