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

DBusConnection *connection;

typedef struct {
  int i;
} ThreadData;
  
void *fun(void *p)
{
    DBusError error;
    ThreadData *d = (ThreadData *)p;
    int cnt = 1;
    while (1)
      {
        dbus_error_init (&error);
        DBusMessageIter iter;
        DBusMessage* message = dbus_message_new_method_call (NULL,
                "/org/freedesktop/DBus",
                "org.freedesktop.DBus",
                "ListNames");
        //dbus_message_ref (message);
        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, 10, &error);

        if (dbus_error_is_set (&error))
          fprintf(stderr, "%d %s %s\n",d->i, error.name, error.message);
        else 
          dbus_message_unref(reply);

        dbus_message_unref(message);

        if (cnt++%10 == 0) 
          fprintf(stderr, "%c",'A' + (char )d->i);
      }
    return 0;
}

ThreadData d[100];


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

  srand(time(0));

  dbus_error_init (&error);
  connection = dbus_bus_get (DBUS_BUS_SESSION, &error);
  
  int i;
  for (i = 0; i < 10; i++)
    {
      pthread_t thr;
      d[i].i = i;
      void *p = &d[i];
      pthread_create(&thr, NULL, fun, p);
    }

  for (;;) sleep(1000);

  dbus_connection_unref(connection);
  return 0;
}