static int on_runlevel(Context *c) {
int r = 0, q, previous, runlevel;
assert(c);
/* We finished changing runlevel, so let's write the
* utmp record and send the audit msg */
/* First, get last runlevel */
if ((q = utmp_get_runlevel(&previous, NULL)) < 0) {
if (q != -ESRCH && q != -ENOENT) {
log_error("Failed to get current runlevel: %s", strerror(-q));
return q;
}
/* Hmm, we didn't find any runlevel, that means we
* have been rebooted */
r = on_reboot(c);
previous = 0;
}
/* Secondly, get new runlevel */
if ((runlevel = get_current_runlevel(c)) < 0)
return runlevel;
if (previous == runlevel)
return 0;
#ifdef HAVE_AUDIT
if (c->audit_fd >= 0) {
char *s = NULL;
if (asprintf(&s, "old-level=%c new-level=%c",
previous > 0 ? previous : 'N',
runlevel > 0 ? runlevel : 'N') < 0)
return -ENOMEM;
if (audit_log_user_message(c->audit_fd, AUDIT_SYSTEM_RUNLEVEL, s, NULL, NULL, NULL, 1) < 0) {
log_error("Failed to send audit message: %m");
r = -errno;
}
free(s);
}
#endif
if ((q = utmp_put_runlevel(0, runlevel, previous)) < 0) {
log_error("Failed to write utmp record: %s", strerror(-q));
r = q;
}
return r;
}
void TicTacToe::work()
{
if (objectName().isEmpty())
setObjectName(QString::fromUtf8("MagnificientNothing"));
int total = SIZE * SIZE;
resize(SIZE * 52 + 2, SIZE * 52 + 2);
typer = true;
gridWidget = new QWidget(this);
gridWidget->setGeometry(QRect(0, 0, SIZE * 52 + 2, SIZE * 52 + 2));
gridLayout = new QGridLayout(gridWidget);
gridLayout->setSpacing(2);
gridLayout->setContentsMargins(0,0,0,0);
gridLayout->setObjectName(QString::fromUtf8("gridLayout"));
for (int i = 0; i < total; i++)
{
control[i] = 0;
pushButton[i] = new QPushButton(gridWidget);
pushButton[i]->setObjectName(QString("%1").arg(i));
pushButton[i]->setIcon(Cheng);
pushButton[i]->setIconSize(icon_s);
connect(pushButton[i], SIGNAL(clicked()), &mapper, SLOT(map()));
connect(this, SIGNAL(check()), this, SLOT(on_check));
mapper.setMapping(pushButton[i], i);
gridLayout->addWidget(pushButton[i], i / SIZE, i % SIZE, 1, 1);
}
connect(&mapper, SIGNAL(mapped(int)), this, SLOT(procede(int)));
connect(this, SIGNAL(check()), this, SLOT(on_check()));
connect(this, SIGNAL(win(int)), this, SLOT(on_win(int)));
connect(this, SIGNAL(reboot()), this, SLOT(on_reboot()));
setWindowTitle(QApplication::translate("MagnificientNothing", "MMortaaaaal Combaaat!!!", 0, QApplication::UnicodeUTF8));
}
int main(int argc, char *argv[]) {
int r;
DBusError error;
Context c;
dbus_error_init(&error);
zero(c);
#ifdef HAVE_AUDIT
c.audit_fd = -1;
#endif
if (getppid() != 1) {
log_error("This program should be invoked by init only.");
return EXIT_FAILURE;
}
if (argc != 2) {
log_error("This program requires one argument.");
return EXIT_FAILURE;
}
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
log_parse_environment();
log_open();
#ifdef HAVE_AUDIT
if ((c.audit_fd = audit_open()) < 0)
log_error("Failed to connect to audit log: %m");
#endif
if (bus_connect(DBUS_BUS_SYSTEM, &c.bus, NULL, &error) < 0) {
log_error("Failed to get D-Bus connection: %s", bus_error_message(&error));
r = -EIO;
goto finish;
}
log_debug("systemd-update-utmp running as pid %lu", (unsigned long) getpid());
if (streq(argv[1], "reboot"))
r = on_reboot(&c);
else if (streq(argv[1], "shutdown"))
r = on_shutdown(&c);
else if (streq(argv[1], "runlevel"))
r = on_runlevel(&c);
else {
log_error("Unknown command %s", argv[1]);
r = -EINVAL;
}
log_debug("systemd-update-utmp stopped as pid %lu", (unsigned long) getpid());
finish:
#ifdef HAVE_AUDIT
if (c.audit_fd >= 0)
audit_close(c.audit_fd);
#endif
if (c.bus) {
dbus_connection_flush(c.bus);
dbus_connection_close(c.bus);
dbus_connection_unref(c.bus);
}
dbus_error_free(&error);
dbus_shutdown();
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
