}

	// If we can block until Wait4 will succeed immediately, do so.
	ready, err := p.blockUntilWaitable()
	if err != nil {
		return nil, err
	}
	if ready {
		// Mark the process done now, before the call to Wait4,
		// so that Process.pidSignal will not send a signal.
		p.pidDeactivate(statusDone)
		// Acquire a write lock on sigMu to wait for any
		// active call to the signal method to complete.
		p.sigMu.Lock()

//
// If any of c.Stdin, c.Stdout or c.Stderr are not an [*os.File], Wait also waits
// for the respective I/O loop copying to or from the process to complete.
//
// Wait releases any resources associated with the [Cmd].
func (c *Cmd) Wait() error {
	if c.Process == nil {
		return errors.New("exec: not started")
	}
	if c.ProcessState != nil {
		return errors.New("exec: Wait was already called")
	}

	state, err := c.Process.Wait()

package sync

import (
	"internal/race"
	"sync/atomic"
	"unsafe"
)

// A WaitGroup waits for a collection of goroutines to finish.
// The main goroutine calls [WaitGroup.Add] to set the number of
// goroutines to wait for. Then each of the goroutines
// runs and calls [WaitGroup.Done] when finished. At the same time,
// [WaitGroup.Wait] can be used to block until all goroutines have finished.
//

      threadUnexpectedException(t);
    }
  }

  //     /**
  //      * Spin-waits up to LONG_DELAY_MS until flag becomes true.
  //      */
  //     public void await(AtomicBoolean flag) {
  //         await(flag, LONG_DELAY_MS);
  //     }

  //     /**
  //      * Spin-waits up to the specified timeout until flag becomes true.
  //      */

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned
   * normally.
   */
  public void assertPriorCallReturns(@Nullable String methodName) throws Exception {
    assertEquals(null, getResponse(methodName).getResult());
  }

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned the
   * expected boolean value.
   */

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned
   * normally.
   */
  public void assertPriorCallReturns(@Nullable String methodName) throws Exception {
    assertEquals(null, getResponse(methodName).getResult());
  }

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned the
   * expected boolean value.
   */

func NewCond(l Locker) *Cond {
	return &Cond{L: l}
}

// Wait atomically unlocks c.L and suspends execution
// of the calling goroutine. After later resuming execution,
// Wait locks c.L before returning. Unlike in other systems,
// Wait cannot return unless awoken by [Cond.Broadcast] or [Cond.Signal].
//
// Because c.L is not locked while Wait is waiting, the caller
// typically cannot assume that the condition is true when

	var wg sync.WaitGroup
	wg.Add(1)
	defer wg.Wait()
	go func() {
		defer wg.Done()

		_, err := io.Copy(stdin, strings.NewReader(stdinCloseTestString))
		check("Copy", err)

		// Before the fix, this next line would race with cmd.Wait.
		if err := stdin.Close(); err != nil && !errors.Is(err, os.ErrClosed) {
			t.Errorf("Close: %v", err)
		}
	}()

	check("Wait", cmd.Wait())
}

// Issue 17647.

	for ns, y := range c.yamlText {
		ns, y := ns, y
		g.Go(func() error {
			return c.applyYAML(options.Cleanup, ns, y...)
		})
	}

	// Wait for all each apply to complete.
	if err := g.Wait(); err != nil {
		return err
	}

	if options.Wait {
		// TODO: wait for each namespace concurrently once WaitForConfig supports concurrency.
		for ns, y := range c.yamlText {

	// Update CRD and ensure that all watches are gracefully terminated.
	updateCRD()

	drained := make(chan struct{})
	go func() {
		defer close(drained)
		wg.Wait()
	}()

	select {
	case <-drained:
	case <-time.After(wait.ForeverTestTimeout):
		t.Fatal("timed out waiting for watchers to be terminated")
	}

	stopChan := make(chan struct{})

	// Set up loop to modify CRD in the background