From 28cd70124256f5d3b641a2b904a617fa7b9098e5 Mon Sep 17 00:00:00 2001
From: kuba <xnetcat.dev@gmail.com>
Date: Mon, 28 Sep 2026 17:43:37 +0200
Subject: [PATCH] [CLI] Shut down cooperatively on SIGTERM

SIGTERM (launchd, process managers, kill) used the runtime default and
exited with GPU work in flight. It now takes the same host-interrupt path
as Ctrl+C: the presenter closes and tears Vulkan down before exit.
---
 src/SharpEmu.CLI/Program.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/SharpEmu.CLI/Program.cs b/src/SharpEmu.CLI/Program.cs
index 0707bb3..197e9f3 100644
--- a/src/SharpEmu.CLI/Program.cs
+++ b/src/SharpEmu.CLI/Program.cs
@@ -323,6 +323,16 @@ internal static partial class Program
                     VideoOutExports.NotifyHostInterrupt();
                 };
                 Console.CancelKeyPress += cancelHandler;
+                // SIGTERM (launchd, process managers, `kill`) takes the same cooperative shutdown: the
+                // runtime's default exits with GPU work in flight, which leaves the host driver to reclaim
+                // resources the device still owns.
+                using var terminateRegistration = OperatingSystem.IsWindows()
+                    ? null
+                    : PosixSignalRegistration.Create(PosixSignal.SIGTERM, context =>
+                    {
+                        context.Cancel = true;
+                        VideoOutExports.NotifyHostInterrupt();
+                    });
 
                 Console.Error.WriteLine($"[DEBUG] Running: {ebootPath}");
                 result = runtime.Run(ebootPath);