Fix #9319 (copy of QgsExpression crashes)

Disabled the copy constructor for now (later we may introduce implicit sharing)
qgis · Oct 22, 2014 · 37ba8e4 · 37ba8e4
1 parent 1ead57f
commit 37ba8e4
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diff --git a/python/core/qgsexpression.sip b/python/core/qgsexpression.sip
@@ -454,4 +454,8 @@ class QgsExpression
 
   protected:
     void initGeomCalculator();
+
+  private:
+    QgsExpression( const QgsExpression& );
+    QgsExpression & operator=( const QgsExpression& );
 };
diff --git a/src/core/qgsexpression.h b/src/core/qgsexpression.h
@@ -646,6 +646,9 @@ class CORE_EXPORT QgsExpression
     static void initFunctionHelp();
     static QHash<QString, QString> gFunctionHelpTexts;
     static QHash<QString, QString> gGroups;
+
+  private:
+    Q_DISABLE_COPY( QgsExpression )  // for now - until we have proper copy constructor / implicit sharing
 };
 
 Q_DECLARE_METATYPE( QgsExpression::Interval );