AP_EFI: move case labels inside ifdefs

libraries/AP_EFI/AP_EFI.cpp

@@ -97,26 +97,26 @@ void AP_EFI::init(void)
         backend = new AP_EFI_Serial_Lutan(*this);
         break;
 #endif
-    case Type::NWPMU:
 #if AP_EFI_NWPWU_ENABLED
+    case Type::NWPMU:
         backend = new AP_EFI_NWPMU(*this);
-#endif
         break;
-    case Type::DroneCAN:
+#endif
 #if AP_EFI_DRONECAN_ENABLED
+    case Type::DroneCAN:
         backend = new AP_EFI_DroneCAN(*this);
-#endif
         break;
-    case Type::CurrawongECU:
+#endif
 #if AP_EFI_CURRAWONG_ECU_ENABLED
+    case Type::CurrawongECU:
         backend = new AP_EFI_Currawong_ECU(*this);
-#endif
         break;
-    case Type::SCRIPTING:
+#endif
 #if AP_EFI_SCRIPTING_ENABLED
+    case Type::SCRIPTING:
         backend = new AP_EFI_Scripting(*this);
-#endif
         break;
+#endif
     default:
         GCS_SEND_TEXT(MAV_SEVERITY_INFO, "Unknown EFI type");
         break;

libraries/AP_EFI/AP_EFI.h

@@ -77,13 +77,25 @@ public:
     // Backend driver types
     enum class Type : uint8_t {
         NONE       = 0,
+#if AP_EFI_SERIAL_MS_ENABLED
         MegaSquirt = 1,
+#endif
+#if AP_EFI_NWPWU_ENABLED
         NWPMU      = 2,
+#endif
+#if AP_EFI_SERIAL_LUTAN_ENABLED
         Lutan      = 3,
+#endif
         // LOWEHEISER = 4,
+#if AP_EFI_DRONECAN_ENABLED
         DroneCAN = 5,
+#endif
+#if AP_EFI_CURRAWONG_ECU_ENABLED
         CurrawongECU = 6,
+#endif
+#if AP_EFI_SCRIPTING_ENABLED
         SCRIPTING  = 7,
+#endif
         // Hirth      = 8 /* Reserved for future implementation */
     };