From ab3b3b691a7b199ec51af3954bcb6f65e67d0794 Mon Sep 17 00:00:00 2001
From: Liam <byteslice@airmail.cc>
Date: Mon, 19 Feb 2024 20:25:54 -0500
Subject: [PATCH] am: record library applet termination result

---
 src/core/hle/service/am/am_results.h                        | 1 +
 src/core/hle/service/am/service/application_accessor.cpp    | 3 ++-
 src/core/hle/service/am/service/library_applet_accessor.cpp | 6 +++---
 src/core/hle/service/am/service/library_applet_accessor.h   | 2 +-
 src/core/hle/service/am/window_system.cpp                   | 3 +++
 5 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/core/hle/service/am/am_results.h b/src/core/hle/service/am/am_results.h
index a2afc9eec2..44846aa2e5 100644
--- a/src/core/hle/service/am/am_results.h
+++ b/src/core/hle/service/am/am_results.h
@@ -9,6 +9,7 @@ namespace Service::AM {
 
 constexpr Result ResultNoDataInChannel{ErrorModule::AM, 2};
 constexpr Result ResultNoMessages{ErrorModule::AM, 3};
+constexpr Result ResultLibraryAppletTerminated{ErrorModule::AM, 22};
 constexpr Result ResultInvalidOffset{ErrorModule::AM, 503};
 constexpr Result ResultInvalidStorageType{ErrorModule::AM, 511};
 constexpr Result ResultFatalSectionCountImbalance{ErrorModule::AM, 512};
diff --git a/src/core/hle/service/am/service/application_accessor.cpp b/src/core/hle/service/am/service/application_accessor.cpp
index e91d1e98a1..986abc716a 100644
--- a/src/core/hle/service/am/service/application_accessor.cpp
+++ b/src/core/hle/service/am/service/application_accessor.cpp
@@ -83,7 +83,8 @@ Result IApplicationAccessor::Terminate() {
 
 Result IApplicationAccessor::GetResult() {
     LOG_INFO(Service_AM, "called");
-    R_SUCCEED();
+    std::scoped_lock lk{m_applet->lock};
+    R_RETURN(m_applet->terminate_result);
 }
 
 Result IApplicationAccessor::GetAppletStateChangedEvent(
diff --git a/src/core/hle/service/am/service/library_applet_accessor.cpp b/src/core/hle/service/am/service/library_applet_accessor.cpp
index 40e3840597..cda8c3eb87 100644
--- a/src/core/hle/service/am/service/library_applet_accessor.cpp
+++ b/src/core/hle/service/am/service/library_applet_accessor.cpp
@@ -58,10 +58,10 @@ Result ILibraryAppletAccessor::IsCompleted(Out<bool> out_is_completed) {
     R_SUCCEED();
 }
 
-Result ILibraryAppletAccessor::GetResult(Out<Result> out_result) {
+Result ILibraryAppletAccessor::GetResult() {
     LOG_DEBUG(Service_AM, "called");
-    *out_result = m_applet->terminate_result;
-    R_SUCCEED();
+    std::scoped_lock lk{m_applet->lock};
+    R_RETURN(m_applet->terminate_result);
 }
 
 Result ILibraryAppletAccessor::PresetLibraryAppletGpuTimeSliceZero() {
diff --git a/src/core/hle/service/am/service/library_applet_accessor.h b/src/core/hle/service/am/service/library_applet_accessor.h
index 97d3b6c8aa..36712821a5 100644
--- a/src/core/hle/service/am/service/library_applet_accessor.h
+++ b/src/core/hle/service/am/service/library_applet_accessor.h
@@ -21,7 +21,7 @@ public:
 private:
     Result GetAppletStateChangedEvent(OutCopyHandle<Kernel::KReadableEvent> out_event);
     Result IsCompleted(Out<bool> out_is_completed);
-    Result GetResult(Out<Result> out_result);
+    Result GetResult();
     Result PresetLibraryAppletGpuTimeSliceZero();
     Result Start();
     Result RequestExit();
diff --git a/src/core/hle/service/am/window_system.cpp b/src/core/hle/service/am/window_system.cpp
index 00fe099fde..5cf24007cc 100644
--- a/src/core/hle/service/am/window_system.cpp
+++ b/src/core/hle/service/am/window_system.cpp
@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "core/core.h"
+#include "core/hle/service/am/am_results.h"
 #include "core/hle/service/am/applet.h"
 #include "core/hle/service/am/applet_manager.h"
 #include "core/hle/service/am/event_observer.h"
@@ -250,7 +251,9 @@ void WindowSystem::TerminateChildAppletsLocked(Applet* applet) {
 
     applet->lock.unlock();
     for (const auto& child_applet : child_applets) {
+        std::scoped_lock lk{child_applet->lock};
         child_applet->process->Terminate();
+        child_applet->terminate_result = AM::ResultLibraryAppletTerminated;
     }
     applet->lock.lock();
 }