Improved debug menu activation/deactivation, and now does no debug initialization before debug is run

src/debug.cc

@@ -27,7 +27,7 @@ void log(const char *msg, void *) {
   cout << "debugger log: " << msg << endl;
 }
 
-Debug::Debug(): listener("juCi++ lldb listener"), state(lldb::StateType::eStateInvalid), buffer_size(131072) {
+Debug::Debug(): state(lldb::StateType::eStateInvalid), buffer_size(131072) {
 #ifdef __APPLE__
   auto debugserver_path=boost::filesystem::path("/usr/local/opt/llvm/bin/debugserver");
   if(boost::filesystem::exists(debugserver_path))
@@ -40,9 +40,10 @@ void Debug::start(const std::string &command, const boost::filesystem::path &pat
                   std::function<void(int exit_status)> callback,
                   std::function<void(const std::string &status)> status_callback,
                   std::function<void(const boost::filesystem::path &file_path, int line_nr, int line_index)> stop_callback) {
-  if(!debugger.IsValid()) {
+  if(!debugger) {
     lldb::SBDebugger::Initialize();
-    debugger=lldb::SBDebugger::Create(true, log, nullptr);
+    debugger=std::unique_ptr<lldb::SBDebugger>(new lldb::SBDebugger(lldb::SBDebugger::Create(true, log, nullptr)));
+    listener=std::unique_ptr<lldb::SBListener>(new lldb::SBListener("juCi++ lldb listener"));
   }
   
   //Create executable string and argument array
@@ -78,7 +79,7 @@ void Debug::start(const std::string &command, const boost::filesystem::path &pat
     argv[c]=arguments[c].c_str();
   argv[arguments.size()]=NULL;
   
-  auto target=debugger.CreateTarget(executable.c_str());
+  auto target=debugger->CreateTarget(executable.c_str());
   if(!target.IsValid()) {
     Terminal::get().async_print("Error (debug): Could not create debug target to: "+executable+'\n', true);
     if(callback)
@@ -99,7 +100,7 @@ void Debug::start(const std::string &command, const boost::filesystem::path &pat
   }
   
   lldb::SBError error;
-  process = std::unique_ptr<lldb::SBProcess>(new lldb::SBProcess(target.Launch(listener, argv, (const char**)environ, nullptr, nullptr, nullptr, path.string().c_str(), lldb::eLaunchFlagNone, false, error)));
+  process = std::unique_ptr<lldb::SBProcess>(new lldb::SBProcess(target.Launch(*listener, argv, (const char**)environ, nullptr, nullptr, nullptr, path.string().c_str(), lldb::eLaunchFlagNone, false, error)));
   if(error.Fail()) {
     Terminal::get().async_print(std::string("Error (debug): ")+error.GetCString()+'\n', true);
     if(callback)
@@ -112,7 +113,7 @@ void Debug::start(const std::string &command, const boost::filesystem::path &pat
     lldb::SBEvent event;
     while(true) {
       event_mutex.lock();
-      if(listener.GetNextEvent(event)) {
+      if(listener->GetNextEvent(event)) {
         if((event.GetType() & lldb::SBProcess::eBroadcastBitStateChanged)>0) {
           auto state=process->GetStateFromEvent(event);
           this->state=state;
@@ -271,7 +272,7 @@ std::pair<std::string, std::string> Debug::run_command(const std::string &comman
   event_mutex.lock();
   if(state==lldb::StateType::eStateStopped) {
     lldb::SBCommandReturnObject command_return_object;
-    debugger.GetCommandInterpreter().HandleCommand(command.c_str(), command_return_object, true);
+    debugger->GetCommandInterpreter().HandleCommand(command.c_str(), command_return_object, true);
     command_return.first=command_return_object.GetOutput();
     command_return.second=command_return_object.GetError();
   }

src/debug.h

@@ -54,8 +54,8 @@ public:
   void write(const std::string &buffer);
     
 private:
-  lldb::SBDebugger debugger;
-  lldb::SBListener listener;
+  std::unique_ptr<lldb::SBDebugger> debugger;
+  std::unique_ptr<lldb::SBListener> listener;
   std::unique_ptr<lldb::SBProcess> process;
   std::thread debug_thread;
   

src/window.cc

@@ -963,10 +963,10 @@ void Window::set_menu_actions() {
     entry_box.show();
   });
   menu.add_action("debug_toggle_breakpoint", [this](){
-    bool debug_is_stopped_or_running=Debug::get().is_stopped() || Debug::get().is_running();
-    if(Debug::get().is_invalid() || debug_is_stopped_or_running) {
     if(notebook.get_current_page()!=-1) {
     auto view=notebook.get_current_view();
+      bool debug_is_stopped_or_running=Debug::get().is_stopped() || Debug::get().is_running();
+      if(Debug::get().is_invalid() || debug_is_stopped_or_running) {
         auto line_nr=view->get_buffer()->get_insert()->get_iter().get_line();
         
         if(view->get_source_buffer()->get_source_marks_at_line(line_nr, "debug_breakpoint").size()>0) {
@@ -1057,6 +1057,17 @@ void Window::activate_menu_items(bool activate) {
   menu.actions["source_rename"]->set_enabled(activate ? static_cast<bool>(notebook.get_current_view()->rename_similar_tokens) : false);
   menu.actions["source_goto_next_diagnostic"]->set_enabled(activate ? static_cast<bool>(notebook.get_current_view()->goto_next_diagnostic) : false);
   menu.actions["source_apply_fix_its"]->set_enabled(activate ? static_cast<bool>(notebook.get_current_view()->apply_fix_its) : false);
+#ifdef JUCI_ENABLE_DEBUG
+  if(notebook.get_current_page()!=-1) {
+    auto view=notebook.get_current_view();
+    if(view->language->get_id()=="c" || view->language->get_id()=="cpp" || view->language->get_id()=="objc" || view->language->get_id()=="chdr" || view->language->get_id()=="cpphdr")
+      menu.actions["debug_toggle_breakpoint"]->set_enabled(true);
+    else
+      menu.actions["debug_toggle_breakpoint"]->set_enabled(false);
+  }
+  else
+    menu.actions["debug_toggle_breakpoint"]->set_enabled(false);
+#endif
 }
 
 bool Window::on_key_press_event(GdkEventKey *event) {