From a73fcc7b4b9d0d9aaa83bde08da56f140e6d38ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Rydg=C3=A5rd?= <hrydgard@gmail.com>
Date: Sun, 19 Jul 2026 12:04:06 +0200
Subject: [PATCH] Windows: Call NativeInit/NativeShutdown outside the
 EmuThread.

---
 Windows/EmuThread.cpp | 21 ++++++---------------
 Windows/EmuThread.h   |  4 +---
 Windows/main.cpp      |  8 +++++++-
 3 files changed, 14 insertions(+), 19 deletions(-)

diff --git a/Windows/EmuThread.cpp b/Windows/EmuThread.cpp
index edebbd644f..407792bcf5 100644
--- a/Windows/EmuThread.cpp
+++ b/Windows/EmuThread.cpp
@@ -43,24 +43,16 @@ static std::thread mainThread;
 static std::string g_error_message;
 static bool g_inLoop;
 
-static const char** g_argv;
-static int g_argc;
-
 extern std::vector<std::wstring> GetWideCmdLine();
 
 class GraphicsContext;
 static GraphicsContext *g_graphicsContext;
 
-void MainThreadFunc(int argc, const char *argv[]);
+void MainThreadFunc();
 
-void MainThread_Start(int argc, const char *argv[]) {
-	// This is just to survive WM_USER_RESTART_EMUTHREAD.
-	if (g_argc == 0) {
-		g_argc = argc;
-		g_argv = argv;
-	}
+void MainThread_Start() {
 	mainThread = std::thread([]() {
-		MainThreadFunc(g_argc, g_argv);
+		MainThreadFunc();
 	});
 }
 
@@ -153,7 +145,7 @@ bool CreateGraphicsBackend(std::string *error_message, GraphicsContext **ctx) {
 	}
 }
 
-void MainThreadFunc(int argc, const char *argv[]) {
+void MainThreadFunc() {
 	const bool useEmuThread = g_Config.iGPUBackend == (int)GPUBackend::OPENGL;
 
 	SetCurrentThreadName(useEmuThread ? "RenderThread" : "EmuThread");
@@ -161,7 +153,6 @@ void MainThreadFunc(int argc, const char *argv[]) {
 	System_SetWindowTitle("");
 
 	const bool performingRestart = NativeIsRestarting();
-	NativeInit(argc, argv, "", "", nullptr);
 
 	if (g_Config.sFailedGPUBackends.find("ALL") != std::string::npos) {
 		Reporting::ReportMessage("Graphics init error: %s", "ALL");
@@ -249,6 +240,7 @@ void MainThreadFunc(int argc, const char *argv[]) {
 	graphicsContext->ThreadStart();
 
 	if (useEmuThread) {
+		// Again, this thread becomes the render thread.
 		while (true) {
 			if (equals_any(g_emuThreadState, EmuThreadState::QUIT_REQUESTED, EmuThreadState::STOPPED)) {
 				break;
@@ -259,6 +251,7 @@ void MainThreadFunc(int argc, const char *argv[]) {
 			}
 		}
 	} else {
+		// Same contents as EmuThread.
 		while (GetUIState() != UISTATE_EXIT) {  //  && GetUIState() != UISTATE_EXCEPTION
 			// We're here again, so the game quit.  Restart Run() which controls the UI.
 			// This way they can load a new game.
@@ -297,7 +290,5 @@ void MainThreadFunc(int argc, const char *argv[]) {
 	delete g_graphicsContext;
 	g_graphicsContext = nullptr;
 
-	NativeShutdown();
-
 	PostMessage(MainWindow::GetHWND(), MainWindow::WM_USER_UPDATE_UI, 0, 0);
 }
diff --git a/Windows/EmuThread.h b/Windows/EmuThread.h
index 34dc544fe7..f630b50763 100644
--- a/Windows/EmuThread.h
+++ b/Windows/EmuThread.h
@@ -17,8 +17,6 @@
 
 #pragma once
 
-void MainThread_Start(int argc, const char *argv[]);
+void MainThread_Start();
 void MainThread_Stop();
 bool MainThread_Ready();
-
-void MainThreadFunc(int argc, const char *argv[]);
diff --git a/Windows/main.cpp b/Windows/main.cpp
index 8169216eff..6435da6684 100644
--- a/Windows/main.cpp
+++ b/Windows/main.cpp
@@ -1149,11 +1149,13 @@ int WINAPI WinMain(HINSTANCE _hInstance, HINSTANCE hPrevInstance, LPSTR szCmdLin
 		MainWindow::Minimize();
 	}
 
+	NativeInit((int)args.size(), args.data(), "", "", nullptr);
+
 	// Emu thread (and render thread, if any) is always running!
 	// OpenGL uses an externally managed render thread (due to GL's single-threaded context design).
 	// Vulkan manages its own render thread. Our D3D backend doesn't have a render thread.
 	// The Emu thread calls NativeInit() and NativeMain() etc.
-	MainThread_Start((int)args.size(), args.data());
+	MainThread_Start();
 
 	g_InputManager.BeginPolling();
 
@@ -1200,6 +1202,10 @@ int WINAPI WinMain(HINSTANCE _hInstance, HINSTANCE hPrevInstance, LPSTR szCmdLin
 		}
 	}
 
+	// When we've exited the loop, MainThread_Stop has already been called.
+	// So it's safe to call NativeShutdown.
+	NativeShutdown();
+
 	g_VFS.Clear();
 
 	// g_InputManager.StopPolling() is called in WM_DESTROY