nightmode changes

mazda/main.cpp

@@ -36,18 +36,16 @@ IHUAnyThreadInterface* g_hu = nullptr;
 std::atomic<bool> exiting;
 
 static void nightmode_thread_func(std::condition_variable &quitcv, std::mutex &quitmutex) {
- char gpio_value[3];
- int fd = open("/sys/class/gpio/CAN_Day_Mode/value", O_RDONLY);
- if (-1 == fd) {
- loge("Failed to open CAN_Day_Mode gpio value for reading");
- } else {
- //Offset so the GPS and NM thread are not perfectly in sync testing each second
- std::this_thread::sleep_for(std::chrono::milliseconds(500));
-
- while (!exiting) {
- if (-1 == read(fd, gpio_value, 3)) {
- loge("Failed to read CAN_Day_Mode gpio value");
- }
+ //Offset so the GPS and NM thread are not perfectly in sync testing each second
+ std::this_thread::sleep_for(std::chrono::milliseconds(500));
+
+ while (!exiting) {
+ char gpio_value[3];
+ FILE *fd = fopen("/sys/class/gpio/CAN_Day_Mode/value", "r");
+ if (fd == nullptr) {
+ loge("Failed to open CAN_Day_Mode gpio value for reading");
+ } else {
+ fread(gpio_value, 1, 2, fd);
  int nightmodenow = !atoi(gpio_value);
 
  if (nightmodenow) {
@@ -65,16 +63,16 @@ static void nightmode_thread_func(std::condition_variable &quitcv, std::mutex &q
 
  s.hu_aap_enc_send_message(0, AA_CH_SEN, HU_SENSOR_CHANNEL_MESSAGE::SensorEvent, sensorEvent);
  });
- {
- std::unique_lock<std::mutex> lk(quitmutex);
- if (quitcv.wait_for(lk, std::chrono::milliseconds(1000)) == std::cv_status::no_timeout) {
- break;
- }
+ }
+ fclose(fd);
+ {
+ std::unique_lock<std::mutex> lk(quitmutex);
+ if (quitcv.wait_for(lk, std::chrono::milliseconds(1000)) == std::cv_status::no_timeout) {
+ break;
  }
  }
- close(fd);
- logd("Exiting");
  }
+ logd("Exiting");
 }