more work on testMenu

src/App.cpp

@@ -20,15 +20,19 @@ App::App(const int& argc, char* argv[]) {
 App::~App() {
 
     std::cout << "\nExiting...";
+    for(auto it = modules.begin(); it != modules.end(); it++) {
+        void* handle = (*it)->getHandle();
+        delete *it;
+        dlclose(handle);
+        modules.erase(it);
+    }
 }
 
 void App::run() {
     std::cout << "\nTesting...\n";
 
-    done = modules.empty();
-
     // Main loop
-    while (!done) {
+    while (!done && !modules.empty()) {
 
         for(auto it = modules.begin(); it != modules.end(); it++)
             (*it)->run();
@@ -64,10 +68,22 @@ void App::load(std::string lib) {
         }
     }
 }
+        
+void App::unload(std::list<Module*>::iterator it) {
+    void* handle = (*it)->getHandle();
+    delete *it;
+    dlclose(handle);
+    modules.erase(it);
+}
 
 void App::handleArgs(const int& argc, char* argv[]) {
 
     int i = 0;
+
+    if(argc == 0) {
+        printHelp();
+        end();
+    }
     
     while(i < argc) {
         if(strcmp(argv[i], "-h") == 0) {