Esempio n. 1
0
func main() {
	runtime.GOMAXPROCS(runtime.NumCPU())

	mandala.Verbose = true
	mandala.Debug = true

	// Create rendering loop control channels
	renderLoopControl := newRenderLoopControl()
	// Start the rendering loop
	loop.GoRecoverable(
		renderLoopFunc(renderLoopControl),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				mandala.Logf("%s", r.Reason)
				mandala.Logf("%s", mandala.Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)
	// Start the event loop
	loop.GoRecoverable(
		eventLoopFunc(renderLoopControl),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				mandala.Logf("%s", r.Reason)
				mandala.Logf("%s", mandala.Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)

}
Esempio n. 2
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// newSystemMonitor starts the system monitor.
func newSystemMonitor() *systemMonitor {
	m := &systemMonitor{
		measuringChan:             make(chan *Measuring, 1000),
		ssvChangeChan:             make(chan *ssvChange, 1000),
		retrieverRegistrationChan: make(chan *retrieverRegistration, 10),
		commandChan:               make(chan *command),
	}
	m.backend = loop.GoRecoverable(m.backendLoop, m.checkRecovering)
	return m
}
Esempio n. 3
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func (t *TestSuite) BeforeAll() {
	// Create rendering loop control channels
	t.rlControl = newRenderLoopControl()
	// Start the rendering loop
	loop.GoRecoverable(
		t.renderLoopFunc(t.rlControl),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				mandala.Logf("%s", r.Reason)
				mandala.Logf("%s", mandala.Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)
	// Start the event loop
	loop.GoRecoverable(
		t.eventLoopFunc(t.rlControl),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				mandala.Logf("%s", r.Reason)
				mandala.Logf("%s", mandala.Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)

	if t.timeout != nil {
		// Start the timeout loop
		loop.GoRecoverable(
			t.timeoutLoopFunc(),
			func(rs loop.Recoverings) (loop.Recoverings, error) {
				for _, r := range rs {
					mandala.Logf("%s", r.Reason)
					mandala.Logf("%s", mandala.Stacktrace())
				}
				return rs, fmt.Errorf("Unrecoverable loop\n")
			},
		)
	}

}
Esempio n. 4
0
// Test regular stop of a recovered loop.
func TestStopRecoverings(t *testing.T) {
	assert := asserts.NewTestingAssertion(t, true)
	done := false
	count := 0
	l := loop.GoRecoverable(generateSimplePanicBackend(&done, &count), ignorePanics)

	time.Sleep(longDelay)

	assert.Nil(l.Stop(), "no error after simple stop")
	assert.True(done, "backend has done")

	status, _ := l.Error()

	assert.Equal(loop.Stopped, status, "loop is stopped")
}
Esempio n. 5
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// Test error inside a recovered loop.
func TestRecoveringsError(t *testing.T) {
	assert := asserts.NewTestingAssertion(t, true)
	done := false
	count := 0
	l := loop.GoRecoverable(generateErrorPanicBackend(&done, &count), catchTimeout)

	time.Sleep(longDelay)

	assert.ErrorMatch(l.Stop(), "timed out", "error has to be 'timed out'")
	assert.True(done, "backend has done")

	status, _ := l.Error()

	assert.Equal(loop.Stopped, status, "loop is stopped")
}
Esempio n. 6
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// Test recoverings after panics.
func TestRecoverings(t *testing.T) {
	assert := asserts.NewTestingAssertion(t, true)
	done := false
	count := 0
	l := loop.GoRecoverable(generateSimplePanicBackend(&done, &count), checkRecovering)

	time.Sleep(veryLongDelay)

	assert.ErrorMatch(l.Stop(), "too many panics", "error has to be 'too many panics'")
	assert.True(done, "backend has done")
	assert.Equal(count, 5, "loop has to be restarted 5 times")

	status, _ := l.Error()

	assert.Equal(loop.Stopped, status, "loop is stopped")
}
Esempio n. 7
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func init() {
	event = make(chan interface{}, NumOfBufferedEvents)
	request = make(chan interface{})
	activity = make(chan unsafe.Pointer, 1)
	soundCh = make(chan interface{})

	loop.GoRecoverable(
		resourceLoopFunc(activity, request),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				Logf("%s", r.Reason)
				Logf("%s", Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)
}
Esempio n. 8
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func ExampleRecoverFunc() {
	printChan := make(chan string)
	loopFunc := func(l loop.Loop) error {
		for {
			select {
			case <-l.ShallStop():
				return nil
			case str := <-printChan:
				println(str)
			}
		}
	}
	recoverFunc := func(rs loop.Recoverings) (loop.Recoverings, error) {
		if len(rs) >= 5 {
			return nil, errors.New("too many panics")
		}
		return rs, nil
	}
	loop.GoRecoverable(loopFunc, recoverFunc)
}
Esempio n. 9
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//export onCreate
func onCreate(act *C.ANativeActivity, savedState unsafe.Pointer, savedStateSize C.size_t) {
	defer func() {
		handleCallbackError(act, recover())
	}()

	Debugf("onCreate...")

	internalEvent = make(chan interface{})
	looperCh := make(chan *C.ALooper)

	// Create a new state for the current activity and store it in
	// states global map.
	setState(act, &state{act, nil})

	// Initialize the native sound library
	err := initOpenSL()
	if err != nil {
		Logf(err.Error())
	} else {
		Debugf("OpenSL successfully initialized")
	}

	// Initialize the native event loop
	loop.GoRecoverable(
		androidEventLoopFunc(internalEvent, looperCh),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				Logf("%s", r.Reason)
				Logf("%s", Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)

	activity <- unsafe.Pointer(act)
	looper = <-looperCh

	event <- CreateEvent{unsafe.Pointer(act), savedState, int(savedStateSize)}

	Debugf("onCreate done.")
}
Esempio n. 10
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func main() {

	runtime.LockOSThread()

	verbose := flag.Bool("verbose", false, "produce verbose output")
	debug := flag.Bool("debug", false, "produce debug output")
	size := flag.String("size", "320x480", "set the size of the window")

	flag.Parse()

	if *verbose {
		mandala.Verbose = true
	}

	if *debug {
		mandala.Debug = true
	}

	dims := strings.Split(strings.ToLower(*size), "x")
	width, err := strconv.Atoi(dims[0])
	if err != nil {
		panic(err)
	}
	height, err := strconv.Atoi(dims[1])
	if err != nil {
		panic(err)
	}

	if !glfw.Init() {
		panic("Can't init glfw!")
	}
	defer glfw.Terminate()

	// Enable OpenGL ES 2.0.
	glfw.WindowHint(glfw.ClientApi, glfw.OpenglEsApi)
	glfw.WindowHint(glfw.ContextVersionMajor, 2)
	window, err := glfw.CreateWindow(width, height, "{{.AppName}}", nil, nil)
	if err != nil {
		panic(err)
	}

	mandala.Init(window)

	// Create a rendering loop control struct containing a set of
	// channels that control rendering.
	renderLoopControl := newRenderLoopControl()

	// Start the rendering loop
	loop.GoRecoverable(
		renderLoopFunc(renderLoopControl),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				log.Printf("%s\n%s", r.Reason, mandala.Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)
	// Start the event loop
	loop.GoRecoverable(
		eventLoopFunc(renderLoopControl),
		func(rs loop.Recoverings) (loop.Recoverings, error) {
			for _, r := range rs {
				log.Printf("%s\n%s", r.Reason, mandala.Stacktrace())
			}
			return rs, fmt.Errorf("Unrecoverable loop\n")
		},
	)

	for !window.ShouldClose() {
		glfw.WaitEvents()
	}

}