#endif
/*! Signal fired each time that an execution actually starts (no veto) */
static void on_start_cb(const std::function<void(Exec const&)>& cb) { on_start.connect(cb); }
- void fire_this_completion() const { on_completion(*this); }
+ void fire_this_completion() const override { on_completion(*this); }
static ExecPtr init();