var memprofilerateflag = flag.Int("memprofilerate", 0, "Set memprofile sampling rate to value")

var matchpkg func(name string) bool

var atExitFuncs []func()

func atExit(f func()) {
	atExitFuncs = append(atExitFuncs, f)
}

func Exit(code int) {
	for i := len(atExitFuncs) - 1; i >= 0; i-- {
		f := atExitFuncs[i]
		atExitFuncs = atExitFuncs[:i]
		f()
	}
	os.Exit(code)
}

	if logHeapTweaks {
		sample := append([]metrics.Sample(nil), sample...) // avoid races with GC callback
		AtExit(func() {
			metrics.Read(sample)
			goal := sample[GOAL].Value.Uint64()
			count := sample[COUNT].Value.Uint64()
			oldGogc := debug.SetGCPercent(100)
			if oldGogc == 100 {
				fmt.Fprintf(os.Stderr, "GCAdjust: AtExit goal %d gogc %d count %d maxprocs %d gcConcurrency %d\n",
					goal, oldGogc, count, mp, gcConcurrency)

};

void FlushAllListeners();

XlaActivityListenerList* GetXlaActivityListenerList() {
  static XlaActivityListenerList* listener_list = new XlaActivityListenerList;
  static int unused = std::atexit(FlushAllListeners);
  (void)unused;
  return listener_list;
}

template <typename FnTy>
Status ForEachListener(FnTy fn) {
  XlaActivityListenerList* listener_list = GetXlaActivityListenerList();

// it is a documentation pseudo-command such as importpath.
func (c *Command) Runnable() bool {
	return c.Run != nil
}

var atExitFuncs []func()

func AtExit(f func()) {
	atExitFuncs = append(atExitFuncs, f)
}

func Exit() {
	for _, f := range atExitFuncs {
		f()
	}
	os.Exit(exitStatus)
}

func Fatalf(format string, args ...any) {