Fix for CommandLineParser

client/amnezia_application.cpp

@@ -56,14 +56,17 @@
 
 AmneziaApplication::~AmneziaApplication()
 {
-    QObject::disconnect(m_engine, 0,0,0);
-    delete m_engine;
+    if (m_engine) {
+        QObject::disconnect(m_engine, 0,0,0);
+        delete m_engine;
+    }
+    if (m_uiLogic) {
+        QObject::disconnect(m_uiLogic, 0,0,0);
+        delete m_uiLogic;
+    }
 
-    QObject::disconnect(m_uiLogic, 0,0,0);
-    delete m_uiLogic;
-
-    delete m_protocolProps;
-    delete m_containerProps;
+    if (m_protocolProps) delete m_protocolProps;
+    if (m_containerProps) delete m_containerProps;
 }
 
 void AmneziaApplication::init()
@@ -170,7 +173,7 @@ void AmneziaApplication::loadTranslator()
     }
 }
 
-void AmneziaApplication::parseCommands()
+bool AmneziaApplication::parseCommands()
 {
     m_parser.setApplicationDescription(APPLICATION_NAME);
     m_parser.addHelpOption();
@@ -186,11 +189,13 @@ void AmneziaApplication::parseCommands()
 
     if (m_parser.isSet(c_cleanup)) {
         Debug::cleanUp();
-        QTimer::singleShot(100,[this]{
+        QTimer::singleShot(100, this, [this]{
             quit();
         });
         exec();
+        return false;
     }
+    return true;
 }
 
 QQmlApplicationEngine *AmneziaApplication::qmlEngine() const

client/amnezia_application.h

@@ -40,19 +40,19 @@ public:
     void registerTypes();
     void loadFonts();
     void loadTranslator();
-    void parseCommands();
+    bool parseCommands();
 
     QQmlApplicationEngine *qmlEngine() const;
 
 private:
-    QQmlApplicationEngine *m_engine;
-    UiLogic *m_uiLogic;
+    QQmlApplicationEngine *m_engine {};
+    UiLogic *m_uiLogic {};
     std::shared_ptr<Settings> m_settings;
     std::shared_ptr<VpnConfigurator> m_configurator;
     std::shared_ptr<ServerController> m_serverController;
 
-    ContainerProps* m_containerProps;
-    ProtocolProps* m_protocolProps;
+    ContainerProps* m_containerProps {};
+    ProtocolProps* m_protocolProps {};
 
     QTranslator* m_translator;
     QCommandLineParser m_parser;

client/main.cpp

@@ -63,8 +63,11 @@ int main(int argc, char *argv[])
     app.loadTranslator();
     app.loadFonts();
 
-    app.parseCommands();
-    app.init();
+    bool doExec = app.parseCommands();
 
-    return app.exec();
+    if (doExec) {
+        app.init();
+        return app.exec();
+    }
+    return 0;
 }