debuging

flake.nix

@@ -66,7 +66,7 @@
             ];*/
 
             buildPhase = ''
-                g++ modules/print/src/*.cpp -fpic -shared -I src -I include -o $name 
+                g++ modules/print/src/*.cpp src/App.cpp -fpic -shared -I src -I include -o $name 
             ''; 
 
             installPhase = ''

src/App.cpp

@@ -19,12 +19,16 @@ App::App(const int& argc, char* argv[]) {
 
 App::~App() {
 
-    std::cout << "\nExiting...";
+    std::cout << "\nExiting...\n";
     for(auto it = modules.begin(); it != modules.end(); it++) {
         void* handle = (*it)->getHandle();
+        std::cout << "retrieved handle\n";
         delete *it;
+        std::cout << "deleted module\n";
         dlclose(handle);
-        modules.erase(it);
+        std::cout << "closed lib\n";
+        it = modules.erase(it);
+        std::cout << "erased list node\n";
     }
 }
 
@@ -34,28 +38,30 @@ void App::run() {
     // Main loop
     while (!done && !modules.empty()) {
 
-        for(auto it = modules.begin(); it != modules.end(); it++)
+        for(auto it = modules.begin(); it != modules.end(); it++) {
+            std::cout << "Running module: " << (*it)->getName() << std::endl;
             (*it)->run();
+        }
     }
     
 }
 
 void App::load(std::string lib) {
 
-    void* handle = dlopen(lib.c_str(), RTLD_LAZY);
+    void* h = dlopen(lib.c_str(), RTLD_NOW);
 
-    if(!handle) {
+    if(!h) {
-        std::cout << "could not open lib!\n";
+        std::cout << "could not open lib: \"" << lib.c_str() << "\"\nError: " << dlerror() << std::endl;
         return;
     }
 
-    Module::create_t* create = (Module::create_t*) dlsym(handle, "create");
+    Module::create_t* create = (Module::create_t*) dlsym(h, "create");
     
     if(dlerror()) {
         std::cout << "error finding create function in file: " << lib << std::endl;
     }
 
-    Module* m = create(handle);
+    Module* m = create(h);
 
     for(auto it = modules.begin(); it != modules.end(); it++) {
         
@@ -96,7 +102,7 @@ void App::handleArgs(const int& argc, char* argv[]) {
     }
 
     while(i < argc) {
-        
+        std::cout << "Attempting to load: " << argv[i] << std::endl;
         load(argv[i]);
 
         i++;