void manager_send_unit_audit(Manager *m, Unit *u, int type, bool success) {

#ifdef HAVE_AUDIT
        char *p;
        int audit_fd;

        audit_fd = get_audit_fd();
        if (audit_fd < 0)
                return;

        /* Don't generate audit events if the service was already
         * started and we're just deserializing */
        if (m->n_reloading > 0)
                return;

        if (m->running_as != SYSTEMD_SYSTEM)
                return;

        if (u->type != UNIT_SERVICE)
                return;

        p = unit_name_to_prefix_and_instance(u->id);
        if (!p) {
                log_error_unit(u->id,
                               "Failed to allocate unit name for audit message: %s", strerror(ENOMEM));
                return;
        }

        if (audit_log_user_comm_message(audit_fd, type, "", p, NULL, NULL, NULL, success) < 0) {
                if (errno == EPERM) {
                        /* We aren't allowed to send audit messages?
                         * Then let's not retry again. */
                        close_audit_fd();
                } else
                        log_warning("Failed to send audit message: %m");
        }

        free(p);
#endif

}
Unknown