Finish previous work about not using AU_PATH (now in backend)

source/backend/CarlaEngine.hpp

@@ -243,7 +243,6 @@ struct CARLA_API EngineOptions {
     const char* pathLV2;
     const char* pathVST2;
     const char* pathVST3;
-    const char* pathAU;
     const char* pathGIG;
     const char* pathSF2;
     const char* pathSFZ;

source/backend/CarlaStandalone.cpp

@@ -185,9 +185,6 @@ static void carla_engine_init_common()
     if (const char* const pathVST3 = std::getenv("ENGINE_OPTION_PLUGIN_PATH_VST3"))
         gStandalone.engine->setOption(CB::ENGINE_OPTION_PLUGIN_PATH, CB::PLUGIN_VST3, pathVST3);
 
-    if (const char* const pathAU = std::getenv("ENGINE_OPTION_PLUGIN_PATH_AU"))
-        gStandalone.engine->setOption(CB::ENGINE_OPTION_PLUGIN_PATH, CB::PLUGIN_AU, pathAU);
-
     if (const char* const pathGIG = std::getenv("ENGINE_OPTION_PLUGIN_PATH_GIG"))
         gStandalone.engine->setOption(CB::ENGINE_OPTION_PLUGIN_PATH, CB::PLUGIN_GIG, pathGIG);
 
@@ -241,9 +238,6 @@ static void carla_engine_init_common()
     if (gStandalone.engineOptions.pathVST3 != nullptr)
         gStandalone.engine->setOption(CB::ENGINE_OPTION_PLUGIN_PATH,       CB::PLUGIN_VST3, gStandalone.engineOptions.pathVST3);
 
-    if (gStandalone.engineOptions.pathAU != nullptr)
-        gStandalone.engine->setOption(CB::ENGINE_OPTION_PLUGIN_PATH,       CB::PLUGIN_AU, gStandalone.engineOptions.pathAU);
-
     if (gStandalone.engineOptions.pathGIG != nullptr)
         gStandalone.engine->setOption(CB::ENGINE_OPTION_PLUGIN_PATH,       CB::PLUGIN_GIG, gStandalone.engineOptions.pathGIG);
 
@@ -552,11 +546,6 @@ void carla_set_engine_option(EngineOption option, int value, const char* valueSt
                 delete[] gStandalone.engineOptions.pathVST3;
             gStandalone.engineOptions.pathVST3 = carla_strdup_safe(valueStr);
             break;
-        case CB::PLUGIN_AU:
-            if (gStandalone.engineOptions.pathAU != nullptr)
-                delete[] gStandalone.engineOptions.pathAU;
-            gStandalone.engineOptions.pathAU = carla_strdup_safe(valueStr);
-            break;
         case CB::PLUGIN_GIG:
             if (gStandalone.engineOptions.pathGIG != nullptr)
                 delete[] gStandalone.engineOptions.pathGIG;

source/backend/engine/CarlaEngine.cpp

@@ -1330,14 +1330,6 @@ void CarlaEngine::setOption(const EngineOption option, const int value, const ch
             else
                 pData->options.pathVST3 = nullptr;
             break;
-        case PLUGIN_AU:
-            if (pData->options.pathAU != nullptr)
-                delete[] pData->options.pathAU;
-            if (valueStr != nullptr)
-                pData->options.pathAU = carla_strdup_safe(valueStr);
-            else
-                pData->options.pathAU = nullptr;
-            break;
         case PLUGIN_GIG:
             if (pData->options.pathGIG != nullptr)
                 delete[] pData->options.pathGIG;
@@ -1362,6 +1354,9 @@ void CarlaEngine::setOption(const EngineOption option, const int value, const ch
             else
                 pData->options.pathSFZ = nullptr;
             break;
+        default:
+            return carla_stderr("CarlaEngine::setOption(%i:%s, %i, \"%s\") - Invalid plugin type", option, EngineOption2Str(option), value, valueStr);
+            break;
         }
         break;
 
@@ -1594,7 +1589,6 @@ void CarlaEngine::saveProjectInternal(juce::MemoryOutputStream& outStream) const
         outSettings << "  <LV2_PATH>"    << xmlSafeString(options.pathLV2,    true) << "</LV2_PATH>\n";
         outSettings << "  <VST2_PATH>"   << xmlSafeString(options.pathVST2,   true) << "</VST2_PATH>\n";
         outSettings << "  <VST3_PATH>"   << xmlSafeString(options.pathVST3,   true) << "</VST3_PATH>\n";
-        outSettings << "  <AU_PATH>"     << xmlSafeString(options.pathAU,     true) << "</AU_PATH>\n";
         outSettings << "  <GIG_PATH>"    << xmlSafeString(options.pathGIG,    true) << "</GIG_PATH>\n";
         outSettings << "  <SF2_PATH>"    << xmlSafeString(options.pathSF2,    true) << "</SF2_PATH>\n";
         outSettings << "  <SFZ_PATH>"    << xmlSafeString(options.pathSFZ,    true) << "</SFZ_PATH>\n";
@@ -1786,12 +1780,6 @@ bool CarlaEngine::loadProjectInternal(juce::XmlDocument& xmlDoc)
                     value    = PLUGIN_VST3;
                     valueStr = text.toRawUTF8();
                 }
-                else if (tag.equalsIgnoreCase("AU_PATH"))
-                {
-                    option   = ENGINE_OPTION_PLUGIN_PATH;
-                    value    = PLUGIN_AU;
-                    valueStr = text.toRawUTF8();
-                }
                 else if (tag.equalsIgnoreCase("GIG_PATH"))
                 {
                     option   = ENGINE_OPTION_PLUGIN_PATH;

source/backend/engine/CarlaEngineData.cpp

@@ -205,7 +205,6 @@ EngineOptions::EngineOptions() noexcept
       pathLV2(nullptr),
       pathVST2(nullptr),
       pathVST3(nullptr),
-      pathAU(nullptr),
       pathGIG(nullptr),
       pathSF2(nullptr),
       pathSFZ(nullptr),
@@ -252,12 +251,6 @@ EngineOptions::~EngineOptions() noexcept
         pathVST3 = nullptr;
     }
 
-    if (pathAU != nullptr)
-    {
-        delete[] pathAU;
-        pathAU = nullptr;
-    }
-
     if (pathGIG != nullptr)
     {
         delete[] pathGIG;

source/backend/plugin/CarlaPluginBridge.cpp

@@ -622,11 +622,6 @@ protected:
             else
                 carla_setenv("ENGINE_OPTION_PLUGIN_PATH_VST3", "");
 
-            if (options.pathAU != nullptr)
-                carla_setenv("ENGINE_OPTION_PLUGIN_PATH_AU", options.pathAU);
-            else
-                carla_setenv("ENGINE_OPTION_PLUGIN_PATH_AU", "");
-
             if (options.pathGIG != nullptr)
                 carla_setenv("ENGINE_OPTION_PLUGIN_PATH_GIG", options.pathGIG);
             else

source/carla_database.py

@@ -1481,12 +1481,11 @@ class PluginDatabaseW(QDialog):
         if not self.host.isPlugin:
             settings = QSettings("falkTX", "Carla2")
             LV2_PATH = splitter.join(toList(settings.value(CARLA_KEY_PATHS_LV2, CARLA_DEFAULT_LV2_PATH)))
-            AU_PATH  = splitter.join(toList(settings.value(CARLA_KEY_PATHS_AU,  CARLA_DEFAULT_AU_PATH)))
             del settings
 
             internalCountNew = gCarla.utils.get_cached_plugin_count(PLUGIN_INTERNAL, "")
             lv2CountNew      = gCarla.utils.get_cached_plugin_count(PLUGIN_LV2, LV2_PATH)
-            auCountNew       = gCarla.utils.get_cached_plugin_count(PLUGIN_AU, AU_PATH)
+            auCountNew       = gCarla.utils.get_cached_plugin_count(PLUGIN_AU, "")
 
             if internalCountNew != internalCount or (len(internalPlugins) > 0 and
                                                      len(internalPlugins[0]) > 0 and