Disable threads used to check on plugins to load

The functionality is unavailable on Android (requires export capability) and unnecessarily consumes resources

(cherry picked from commit 3ac6b6a596dad2f57390a8d7926604e349d2d281)

platform/android/export/export_plugin.cpp

@@ -228,6 +228,7 @@ static const char *AAB_ASSETS_DIRECTORY = "res://android/build/assetPacks/instal
 static const int DEFAULT_MIN_SDK_VERSION = 19; // Should match the value in 'platform/android/java/app/config.gradle#minSdk'
 static const int DEFAULT_TARGET_SDK_VERSION = 32; // Should match the value in 'platform/android/java/app/config.gradle#targetSdk'
 
+#ifndef ANDROID_ENABLED
 void EditorExportPlatformAndroid::_check_for_changes_poll_thread(void *ud) {
 	EditorExportPlatformAndroid *ea = (EditorExportPlatformAndroid *)ud;
 
@@ -259,7 +260,6 @@ void EditorExportPlatformAndroid::_check_for_changes_poll_thread(void *ud) {
 			}
 		}
 
-#ifndef ANDROID_ENABLED
 		// Check for devices updates
 		String adb = get_adb_path();
 		if (FileAccess::exists(adb)) {
@@ -373,7 +373,6 @@ void EditorExportPlatformAndroid::_check_for_changes_poll_thread(void *ud) {
 
 			ea->device_lock.unlock();
 		}
-#endif
 
 		uint64_t sleep = 300'000;
 		uint64_t wait = 3'000'000;
@@ -386,7 +385,6 @@ void EditorExportPlatformAndroid::_check_for_changes_poll_thread(void *ud) {
 		}
 	}
 
-#ifndef ANDROID_ENABLED
 	if (EditorSettings::get_singleton()->get("export/android/shutdown_adb_on_exit")) {
 		String adb = get_adb_path();
 		if (!FileAccess::exists(adb)) {
@@ -397,8 +395,8 @@ void EditorExportPlatformAndroid::_check_for_changes_poll_thread(void *ud) {
 		args.push_back("kill-server");
 		OS::get_singleton()->execute(adb, args, true);
 	}
-#endif
 }
+#endif
 
 String EditorExportPlatformAndroid::get_project_name(const String &p_name) const {
 	String aname;
@@ -3438,10 +3436,14 @@ EditorExportPlatformAndroid::EditorExportPlatformAndroid() {
 
 	devices_changed.set();
 	plugins_changed.set();
+#ifndef ANDROID_ENABLED
 	check_for_changes_thread.start(_check_for_changes_poll_thread, this);
+#endif
 }
 
 EditorExportPlatformAndroid::~EditorExportPlatformAndroid() {
+#ifndef ANDROID_ENABLED
 	quit_request.set();
 	check_for_changes_thread.wait_to_finish();
+#endif
 }

platform/android/export/export_plugin.h

@@ -98,10 +98,12 @@ class EditorExportPlatformAndroid : public EditorExportPlatform {
 	Vector<Device> devices;
 	SafeFlag devices_changed;
 	Mutex device_lock;
+#ifndef ANDROID_ENABLED
 	Thread check_for_changes_thread;
 	SafeFlag quit_request;
 
 	static void _check_for_changes_poll_thread(void *ud);
+#endif
 
 	String get_project_name(const String &p_name) const;
 

platform/iphone/export/export.cpp

@@ -57,8 +57,10 @@ class EditorExportPlatformIOS : public EditorExportPlatform {
 
 	// Plugins
 	SafeFlag plugins_changed;
+#ifndef ANDROID_ENABLED
 	Thread check_for_changes_thread;
 	SafeFlag quit_request;
+#endif
 	Mutex plugins_lock;
 	Vector<PluginConfigIOS> plugins;
 
@@ -141,6 +143,7 @@ class EditorExportPlatformIOS : public EditorExportPlatform {
 		return true;
 	}
 
+#ifndef ANDROID_ENABLED
 	static void _check_for_changes_poll_thread(void *ud) {
 		EditorExportPlatformIOS *ea = (EditorExportPlatformIOS *)ud;
 
@@ -176,6 +179,7 @@ class EditorExportPlatformIOS : public EditorExportPlatform {
 			}
 		}
 	}
+#endif
 
 protected:
 	virtual void get_preset_features(const Ref<EditorExportPreset> &p_preset, List<String> *r_features);
@@ -2124,12 +2128,16 @@ EditorExportPlatformIOS::EditorExportPlatformIOS() {
 
 	plugins_changed.set();
 
+#ifndef ANDROID_ENABLED
 	check_for_changes_thread.start(_check_for_changes_poll_thread, this);
+#endif
 }
 
 EditorExportPlatformIOS::~EditorExportPlatformIOS() {
+#ifndef ANDROID_ENABLED
 	quit_request.set();
 	check_for_changes_thread.wait_to_finish();
+#endif
 }
 
 void register_iphone_exporter() {