Method run

utility/import_exporter.cpp:913–926

	}

	virtual void run(void *p_userdata) override {
		if (process_id == -1) {
			return;
		}

		while (OS::get_singleton()->is_process_running(process_id) && !is_cancelled) {
			// we have to do continually read from the pipes or the process will hang
			output += fa_stdout->get_as_text() + fa_stderr->get_as_text();
			OS::get_singleton()->delay_usec(10000);
		}
		error_code = OS::get_singleton()->get_process_exit_code(process_id);
		process_id = -1;
		after_run();
	}

	virtual bool auto_close_progress_bar() override {
		return true;