AP_InternalError: keep count of number of errors having occured

libraries/AP_InternalError/AP_InternalError.cpp

@@ -17,8 +17,10 @@ void AP_InternalError::error(const AP_InternalError::error_t e) {
     }
 #endif
     internal_errors |= uint32_t(e);
+    total_error_count++;
+
     hal.util->persistent_data.internal_errors = internal_errors;
-    hal.util->persistent_data.internal_error_count++;
+    hal.util->persistent_data.internal_error_count = total_error_count;
 }
 
 

libraries/AP_InternalError/AP_InternalError.h

@@ -54,6 +54,7 @@ public:
     };
 
     void error(const AP_InternalError::error_t error);
+    uint32_t count() const { return total_error_count; }
 
     // internal_errors - return mask of internal errors seen
     uint32_t errors() const {
@@ -64,6 +65,8 @@ private:
 
     // bitmask holding errors from internal_error_t
     uint32_t internal_errors;
+
+    uint32_t total_error_count;
 };
 
 namespace AP {