a := &afterFuncCtx{
		f: f,
	}
	a.cancelCtx.propagateCancel(ctx, a)
	return func() bool {
		stopped := false
		a.once.Do(func() {
			stopped = true
		})
		if stopped {
			a.cancel(true, Canceled, nil)
		}
		return stopped
	}
}

type afterFuncer interface {
	AfterFunc(func()) func() bool
}

type afterFuncCtx struct {
	cancelCtx

func (c *cacheWatcher) stopLocked() {
	if !c.stopped {
		c.stopped = true
		// stop without draining the input channel was requested.
		if !c.drainInputBuffer {
			close(c.done)
		}
		close(c.input)
	}

	// Even if the watcher was already stopped, if it previously was
	// using draining mode and it's not using it now we need to

 *
 * TODO - this type could be simplified, as there is no longer any need to send/receive messages to/from multiple connections
 */
public class MessageHub implements AsyncStoppable {
    private enum State {Running, Stopping, Stopped}

    private static final Discard DISCARD = new Discard();
    private final ManagedExecutor workers;
    private final String displayName;
    private final Action<? super Throwable> errorHandler;

		} else {
			r.readImport()
		}
	}

	info.header = r.buf

	// If we stopped successfully before EOF, we read a byte that told us we were done.
	// Return all but that last byte, which would cause a syntax error if we let it through.
	if r.err == nil && !r.eof {
		info.header = r.buf[:len(r.buf)-1]
	}

	// If we stopped for a syntax error, consume the whole file so that

        } catch (final ContainerNotAvailableException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("SuggestCreator is stopped.", e);
            } else if (logger.isInfoEnabled()) {
                logger.info("SuggestCreator is stopped.");
            }
            exitCode = Constants.EXIT_FAIL;
        } catch (final Throwable t) {

	{20, "SIGWINCH", "window changed"},
	{21, "SIGURG", "urgent I/O condition"},
	{22, "SIGIO", "I/O possible"},
	{23, "SIGSTOP", "stopped (signal)"},
	{24, "SIGTSTP", "stopped"},
	{25, "SIGCONT", "continued"},
	{26, "SIGTTIN", "stopped (tty input)"},
	{27, "SIGTTOU", "stopped (tty output)"},
	{28, "SIGVTALRM", "virtual timer expired"},
	{29, "SIGPROF", "profiling timer expired"},
	{30, "SIGXCPU", "CPU time limit exceeded"},

        then:
        1 * handler.onInput(input1) >> { received.countDown() }
        1 * handler.onEndOfInput()
        0 * handler._
    }

    def "generates end of stdin event when connection stopped"() {
        StdinHandler handler = Mock()

        when:
        daemonConnection.onStdin(handler)
        daemonConnection.stop()

        then:
        1 * handler.onEndOfInput()
        0 * handler._

                || failure.cause?.message == "Gradle build daemon disappeared unexpectedly (it may have been stopped, killed or may have crashed)"
                || failure.message == "Gradle build daemon disappeared unexpectedly (it may have been stopped, killed or may have crashed)")) {
            println "Retrying cross version test because of <1.3 daemon connection issue"

	{15, "SIGTERM", "terminated"},
	{16, "SIGSTKFLT", "stack fault"},
	{17, "SIGCHLD", "child exited"},
	{18, "SIGCONT", "continued"},
	{19, "SIGSTOP", "stopped (signal)"},
	{20, "SIGTSTP", "stopped"},
	{21, "SIGTTIN", "stopped (tty input)"},
	{22, "SIGTTOU", "stopped (tty output)"},
	{23, "SIGURG", "urgent I/O condition"},
	{24, "SIGXCPU", "CPU time limit exceeded"},
	{25, "SIGXFSZ", "file size limit exceeded"},

		} else {
			r.readImport()
		}
	}

	info.header = r.buf

	// If we stopped successfully before EOF, we read a byte that told us we were done.
	// Return all but that last byte, which would cause a syntax error if we let it through.
	if r.err == nil && !r.eof {
		info.header = r.buf[:len(r.buf)-1]
	}

	// If we stopped for a syntax error, consume the whole file so that