legacyScreenSaver process exits

Hack to side step the legacyScreenSaver bug
that was introduced in macOS 14. Each time a
legacy screensave runs, the process fails to
terminate and leaks potentially large amounts
of memory.

Author: Robert Venturini

Flying Toasters/FlyingToasterScreenSaverView.m

@@ -10,6 +10,8 @@
 #import "FlyingToastersView.h"
 #import "FlyingToasterScreenSaverView.h"
 
+static NSNotificationName const ScreenSaverWillStopNotificationName = @"com.apple.screensaver.willstop";
+
 @interface FlyingToasterScreenSaverView ()
 @property (strong) FlyingToastersView* ftv;
 @property (strong) FlyingToasterPreferencesController* prefsController;
@@ -25,6 +27,12 @@ - (instancetype)initWithFrame:(NSRect)frame isPreview:(BOOL)isPreview
         _ftv.frame = NSMakeRect(0, 0, frame.size.width, frame.size.height);
 
         [self addSubview:_ftv];
+        
+        
+        [[NSDistributedNotificationCenter defaultCenter] addObserver:self
+                                                            selector:@selector(screenSaverWillStopNotification:)
+                                                                name:ScreenSaverWillStopNotificationName
+                                                              object:nil];
     }
 
     return self;
@@ -71,4 +79,16 @@ - (NSWindow*)configureSheet
     return _prefsController.window;
 }
 
+- (void)screenSaverWillStopNotification:(NSNotification*)notification
+{
+    if (@available(macOS 14.0, *)) {
+        // Bug in macOS 14+ warrants forcefully exiting the screensaver
+        // so that the 'legacyScreenSaver' process will also quit and release its memory.
+        // This is hacky, but seems to side step the problem.
+        // This approach was reported working on the aerial screensaver here:
+        // https://github.com/JohnCoates/Aerial/issues/1305
+        exit(0);
+    }
+}
+
 @end

Flying Toasters/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>BNDL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.0</string>
+	<string>1.2</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>