Index: main.cpp
===================================================================
diff -u -rbe8f780f8e05bbdf070578a9fc6f2a6858e2cb35 -r14cd1c61c1b956e7605d63be7450657817d17355
--- main.cpp	(.../main.cpp)	(revision be8f780f8e05bbdf070578a9fc6f2a6858e2cb35)
+++ main.cpp	(.../main.cpp)	(revision 14cd1c61c1b956e7605d63be7450657817d17355)
@@ -105,6 +105,8 @@
 bool        gEnableUpdating             = false ;
 bool        gUseRootHome                = false ;
 
+bool        gLongLogName                = false ;
+
 QString     gParserErrorText            = "";
 QString     gStandard_tmp               = QString("/%1/").arg("tmp");
 
@@ -293,6 +295,12 @@
         QCoreApplication::translate("main", "Enables the update mode to update only necessary files during the update and keep the rest."));
     parser.addOption(optionEnableUpdating);
 
+    // --- -L : use-long-log-name
+    QCommandLineOption optionLongLogName(
+                QStringList() << "L" << "use-long-log-name",
+                QCoreApplication::translate("main", "Use the log file name format\n<date>_<time>_<serial>_<mode>"));
+    parser.addOption(optionLongLogName);
+
     // --- parse command lines
     if ( ! parser.parse(qApp->arguments()) ) {
         gParserErrorText = parser.errorText();
@@ -319,6 +327,8 @@
     gEnableUpdating             = parser.isSet(optionEnableUpdating             );
     gUseRootHome                = parser.isSet(optionUseRootHome                );
 
+    gLongLogName                = parser.isSet(optionLongLogName                );
+
     if (                          parser.isSet(optionActiveCANBus               ) ) {
         QString value = parser.value(optionActiveCANBus);
         if ( ! value.startsWith("-") &&                                     //  if a value is not given for the switch then the next switch becomes the value of the previous one