From 0b9cbef57cec936d423fea5af3100f393435e2c3 Mon Sep 17 00:00:00 2001
From: Grishka <git@grishka.me>
Date: Mon, 3 Feb 2025 19:05:18 +0300
Subject: [PATCH] Fix resource leak on macOS Sonoma

---
 MatrixView.m | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/MatrixView.m b/MatrixView.m
index 11500b0..6e19816 100644
--- a/MatrixView.m
+++ b/MatrixView.m
@@ -130,6 +130,21 @@ - (instancetype)initWithFrame:(NSRect)frame isPreview:(BOOL)previewmode
    saverParams.framesPerLivingCellChange = 3;
    saverParams.minDepth = CLIP_NEAR;
    saverParams.spawnChance = 0.2;
+   
+   // Work around the API contract breakage introduced by Apple in macOS Sonoma
+   // https://www.jwz.org/blog/2023/10/xscreensaver-6-08-out-now/
+   if (@available(macOS 14, *)) {
+      if (!isPreview) {
+        [[NSDistributedNotificationCenter defaultCenter]
+            addObserverForName: @"com.apple.screensaver.willstop"
+                        object: nil
+                         queue: nil
+                    usingBlock:^(NSNotification *n) {
+            [[NSApplication sharedApplication] terminate: self];
+          }];
+      }
+   }
+   
    return self;
 }