#include <pthread.h>
#include <dbus/dbus.h>
#include <unistd.h>
#include <stdlib.h>
#include <time.h>
#include <stdio.h>

  DBusConnection *connection;

void *fun(void*a)
{
	DBusError error;
	dbus_error_init (&error);
	int cnt = 1;
	while (1)
	{
		DBusMessageIter iter;
		DBusMessage* message = dbus_message_new_method_call (NULL,
				"/org/freedesktop/DBus",
				"org.freedesktop.DBus",
				"ListNames");
		dbus_message_set_auto_start (message, TRUE);
		dbus_message_set_destination (message, "org.freedesktop.DBus");
		dbus_message_iter_init_append (message, &iter);

		DBusMessage *reply = dbus_connection_send_with_reply_and_block (connection,
				message, -1,
				&error);

		usleep(rand()%100000);
		dbus_message_unref(reply);
		usleep(rand()%100000);
		dbus_message_unref(message);
		usleep(rand()%100000);

		if (cnt++%30 == 0) fprintf(stderr, ".");
	}
	return 0;
}

int main(int argc, char **argv)
{
  DBusError error;

  srand(time(0));

  dbus_error_init (&error);
  connection = dbus_bus_get (DBUS_BUS_SYSTEM, &error);

  int i;
  for (i = 0; i < 100; i++)
  {
	  pthread_t thr;
	  pthread_create(&thr, NULL, fun, NULL);
  }

  for (;;) sleep(1000);

  dbus_connection_unref(connection);
  return 0;
}