static void BlinkingLedTimerEventHandler()

in Tutorials/ErrorReporting/Stage1/main.c [124:142]

• 15 lines of code
• 5 McCabe index (conditional complexity)

static void BlinkingLedTimerEventHandler(EventLoopTimer *timer)
{
    if (ConsumeEventLoopTimerEvent(timer) != 0) {
        exitCode = ExitCode_LedTimer_Consume;
        return;
    }

    // The LED is active-low so GPIO_Value_Low is on and GPIO_Value_High is off
    ledState = (ledState == GPIO_Value_Low ? GPIO_Value_High : GPIO_Value_Low);

    // Changes the color of the LED when the button is pressed.
    int result =
        GPIO_SetValue(buttonToggle ? blinkingLedBlueGpioFd : blinkingLedGreenGpioFd, ledState);
    if (result != 0) {
        Log_Debug("ERROR: Could not set LED output value: %s (%d).\n", strerror(errno), errno);
        exitCode = ExitCode_LedTimer_SetLedState1;
        return;
    }
}