am ddcb1c2b: Merge "return errors properly in BitTube and SensorEventQueue" into jb-dev (ccb97bd8) · Commits · e / os / android_frameworks_native

libs/gui/BitTube.cpp

+2 −4

Original line number	Diff line number	Diff line
		@@ -140,8 +140,7 @@ ssize_t BitTube::sendObjects(const sp<BitTube>& tube,
		ssize_t size = tube->write(vaddr, objSize);
		if (size < 0) {
		// error occurred
		numObjects = -size;
		break;
		return size;
		} else if (size == 0) {
		// no more space
		break;
		@@ -160,8 +159,7 @@ ssize_t BitTube::recvObjects(const sp<BitTube>& tube,
		ssize_t size = tube->read(vaddr, objSize);
		if (size < 0) {
		// error occurred
		numObjects = -size;
		break;
		return size;
		} else if (size == 0) {
		// no more messages
		break;

+9 −2

Original line number	Diff line number	Diff line
		@@ -79,14 +79,21 @@ status_t SensorEventQueue::waitForEvent() const
		const int fd = getFd();
		sp<Looper> looper(getLooper());

		int events;
		int32_t result;
		do {
		result = looper->pollOnce(-1);
		if (result == ALOOPER_EVENT_ERROR) {
		result = looper->pollOnce(-1, NULL, &events, NULL);
		if (result == ALOOPER_POLL_ERROR) {
		ALOGE("SensorEventQueue::waitForEvent error (errno=%d)", errno);
		result = -EPIPE; // unknown error, so we make up one
		break;
		}
		if (events & ALOOPER_EVENT_HANGUP) {
		// the other-side has died
		ALOGE("SensorEventQueue::waitForEvent error HANGUP");
		result = -EPIPE; // unknown error, so we make up one
		break;
		}
		} while (result != fd);

		return (result == fd) ? status_t(NO_ERROR) : result;