gistfile1.m

{    
  NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
  /*
  ...
  */
  //use a custom runloop
  static NSString *runLoopMode = @"com.me.myloop";
  [connection scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:runLoopMode];
  [connection start];
  while (![connectionDelegate isDone] && ![self isCancelled]) {
    [[NSRunLoop currentRunLoop] runMode:runLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:0.3f]];
  }
  if ([self isCancelled]) {}
  else {}
  [pool release];
}