Make QgsMessageLogConsole::logMessage virtual

python/core/auto_generated/qgsmessagelog.sip.in

@@ -136,7 +136,7 @@ Formats a log message. Used by child classes.
 
   public slots:
 
-    void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level );
+    virtual void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level );
 %Docstring
 Logs a message to stderr.
 

python/server/auto_generated/qgsserverlogger.sip.in

@@ -61,7 +61,8 @@ Activates logging to stderr.
 
   public slots:
 
-    void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level );
+    virtual void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level );
+
 %Docstring
 Log a message from the server context
 

src/core/qgsmessagelog.h

@@ -165,7 +165,7 @@ class CORE_EXPORT QgsMessageLogConsole : public QObject
      * \param tag the tag of the message
      * \param level the log level of the message
      */
-    void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level );
+    virtual void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level );
 };
 
 #endif

src/server/qgsserverlogger.h

@@ -76,7 +76,7 @@ class SERVER_EXPORT QgsServerLogger : public QgsMessageLogConsole
      * \param tag tag of the message
      * \param level log level of the message
      */
-    void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level );
+    void logMessage( const QString &message, const QString &tag, Qgis::MessageLevel level ) override;
 
   protected:
     QgsServerLogger();