Index: sources/storage/FileHandler.cpp
===================================================================
diff -u -re38423dd3840e625ed0728d9b0fb3f9eb9292500 -r93315aa549a91c6c0d6973248e9b903df9cc40a2
--- sources/storage/FileHandler.cpp	(.../FileHandler.cpp)	(revision e38423dd3840e625ed0728d9b0fb3f9eb9292500)
+++ sources/storage/FileHandler.cpp	(.../FileHandler.cpp)	(revision 93315aa549a91c6c0d6973248e9b903df9cc40a2)
@@ -114,6 +114,23 @@
 }
 
 /*!
+ * \brief   FileHandler::backupFile
+ * \details Calls the gzip command
+ *          the file is compressed and will be deleted by gzip
+ *          the destination file is determined by gzip
+ * \param   vSource - file to be compressed
+ * \return  non-zero if successfull.
+ */
+int FileHandler::backupFile(const QString &vSource)
+{
+    QString cmd = "gzip";
+    QStringList arguments;
+    arguments << vSource;
+    int result = QProcess::execute(cmd, arguments);
+    return result;
+}
+
+/*!
  * \brief   FileHandler::copyFolder
  * \details Copies all the file and folders recursively.
  * \param   vSource      - The source folder