Merge remote-tracking branch 'upstream/development' into mueller/update-from-upstream

CHANGELOG.md

@@ -68,6 +68,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 - Small bugfix in STM32 HAL for SPI
   PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/599
+- HAL GPIO: Improved error checking in `LinuxLibgpioIF::configureGpios(...)`. If a GPIO
+  configuration fails, the function will exit prematurely with a dedicated error code
+  PR: https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/602
 
 # [v4.0.0]
 

hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.cpp

@@ -44,6 +44,7 @@ ReturnValue_t LinuxLibgpioIF::addGpios(GpioCookie* gpioCookie) {
 }
 
 ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap& mapToAdd) {
+  ReturnValue_t result = RETURN_OK;
   for (auto& gpioConfig : mapToAdd) {
     auto& gpioType = gpioConfig.second->gpioType;
     switch (gpioType) {
@@ -55,7 +56,7 @@ ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap& mapToAdd) {
         if (regularGpio == nullptr) {
           return GPIO_INVALID_INSTANCE;
         }
-        configureGpioByChip(gpioConfig.first, *regularGpio);
+        result = configureGpioByChip(gpioConfig.first, *regularGpio);
         break;
       }
       case (gpio::GpioTypes::GPIO_REGULAR_BY_LABEL): {
@@ -63,7 +64,7 @@ ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap& mapToAdd) {
         if (regularGpio == nullptr) {
           return GPIO_INVALID_INSTANCE;
         }
-        configureGpioByLabel(gpioConfig.first, *regularGpio);
+        result = configureGpioByLabel(gpioConfig.first, *regularGpio);
         break;
       }
       case (gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME): {
@@ -71,7 +72,7 @@ ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap& mapToAdd) {
         if (regularGpio == nullptr) {
           return GPIO_INVALID_INSTANCE;
         }
-        configureGpioByLineName(gpioConfig.first, *regularGpio);
+        result = configureGpioByLineName(gpioConfig.first, *regularGpio);
         break;
       }
       case (gpio::GpioTypes::CALLBACK): {
@@ -83,8 +84,11 @@ ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap& mapToAdd) {
                                gpioCallback->initValue, gpioCallback->callbackArgs);
       }
     }
+    if (result != RETURN_OK) {
+      return GPIO_INIT_FAILED;
+    }
   }
-  return RETURN_OK;
+  return result;
 }
 
 ReturnValue_t LinuxLibgpioIF::configureGpioByLabel(gpioId_t gpioId,

hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h

@@ -29,6 +29,8 @@ class LinuxLibgpioIF : public GpioIF, public SystemObject {
       HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 4);
   static constexpr ReturnValue_t GPIO_DUPLICATE_DETECTED =
       HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 5);
+  static constexpr ReturnValue_t GPIO_INIT_FAILED =
+      HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 6);
 
   LinuxLibgpioIF(object_id_t objectId);
   virtual ~LinuxLibgpioIF();