/**
     * Function code to peek at named pipe data without removing it
     */
    public static final int FSCTL_PIPE_PEEK = 0x0011400C;
    /**
     * Function code to wait for a named pipe to become available
     */
    public static final int FSCTL_PIPE_WAIT = 0x00110018;
    /**
     * Function code to transceive data on a named pipe
     */

pkg testing/fstest, method (MapFS) ReadLink(string) (string, error) #49580
pkg testing/synctest, func Test(*testing.T, func(*testing.T)) #67434
pkg testing/synctest, func Wait() #67434
pkg unicode, var CategoryAliases map[string]string #70780
pkg unicode, var Cn *RangeTable #70780

	// Close the input.
	// Potentially racy if the stream decoder is still reading.
	if r.readCloser != nil {
		r.readCloser.Close()
	}
	if r.exitReader != nil {
		close(r.exitReader)
		r.readerWg.Wait()
		r.exitReader = nil
		r.input = nil
	}
	return nil
}

// startReader will start a reader that accepts input from r.input.
// Input should be root -> object input. Each root indicates a record.

	dstRec.KVS = kvRecord
	dstRec.SelectFormat = sql.SelectFmtJSON
	return dstRec, nil
}

// Close - closes underlying reader.
func (r *PReader) Close() error {
	if r.close != nil {
		close(r.close)
		r.readerWg.Wait()
		r.close = nil
	}
	r.recordsRead = len(r.current)
	if r.err == nil {
		r.err = io.EOF
	}
	return r.readCloser.Close()
}

// nextSplit will attempt to skip a number of bytes and

      }
    }
  }

  private fun ensureAllTaskQueuesIdle() {
    val entryTime = System.nanoTime()

    for (queue in TaskRunner.INSTANCE.activeQueues()) {
      // We wait at most 1 second, so we don't ever turn multiple lost threads into
      // a test timeout failure.
      val waitTime = (entryTime + 1_000_000_000L - System.nanoTime())

        env:
          POSTGRES_PASSWORD: gorm
          POSTGRES_USER: gorm
          POSTGRES_DB: gorm
          TZ: Asia/Shanghai
        ports:
          - 9920:5432
        # Set health checks to wait until postgres has started
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

    steps:

	var wg sync.WaitGroup
	for _, context := range contexts {
		wg.Add(1)
		go func() {
			defer wg.Done()
			_ = NewWalker(context, filepath.Join(testenv.GOROOT(nil), "src"))
		}()
	}
	wg.Wait()
})

func TestIssue21181(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping with -short")
	}
	if *flagCheck {
		// slow, not worth repeating in -check
		t.Skip("skipping with -check set")

    @Override
    public boolean cancel(boolean mayInterruptIfRunning) {
      throw new AssertionFailedError();
    }

    @Override
    public V get() throws InterruptedException {
      /*
       * Wait a little to give us time to call addListener before the future's
       * value is set in addition to the call we'll make after then.
       */
      allowGetToComplete.await(1, SECONDS);

                    this.handle = this.pipe.openUnshared(this.uncPath, 0, this.access, this.sharing, SmbConstants.ATTR_NORMAL, 0);
                    return this.handle.acquire();
                }

                // Wait for named pipe availability - called when pipe is not immediately available
                if (this.uncPath.startsWith("\\pipe\\")) {

		}
	}

	rulesMap := event.NewRulesMap(eventNames, pattern, event.TargetID{ID: mustGetUUID()})

	setEventStreamHeaders(w)

	// Listen Publisher and peer-listen-client uses nonblocking send and hence does not wait for slow receivers.
	// Use buffered channel to take care of burst sends or slow w.Write()
	mergeCh := make(chan []byte, globalAPIConfig.getRequestsPoolCapacity()*len(globalEndpoints.Hostnames()))