From 2836dd2b5ec95492076e3af41a6b1634f87ee5e4 Mon Sep 17 00:00:00 2001
From: Dentomologist <dentomologist@gmail.com>
Date: Thu, 30 Oct 2025 11:54:25 -0700
Subject: [PATCH] libmgba: Fix build when disabled

---
 Source/Core/Core/HW/GBACore.cpp                 | 3 +++
 Source/Core/Core/HW/GBACore.h                   | 3 +++
 Source/Core/Core/HW/SI/SI_DeviceGBAEmu.cpp      | 3 +++
 Source/Core/Core/HW/SI/SI_DeviceGBAEmu.h        | 3 +++
 Source/Core/DolphinQt/GBAHost.cpp               | 3 +++
 Source/Core/DolphinQt/GBAHost.h                 | 3 +++
 Source/Core/DolphinQt/GBAWidget.cpp             | 3 +++
 Source/Core/DolphinQt/GBAWidget.h               | 3 +++
 Source/Core/DolphinQt/Settings/GameCubePane.cpp | 4 ++++
 Source/Core/DolphinQt/Settings/GameCubePane.h   | 3 +++
 10 files changed, 31 insertions(+)

diff --git a/Source/Core/Core/HW/GBACore.cpp b/Source/Core/Core/HW/GBACore.cpp
index cd379a17a6b..b25414f3b1a 100644
--- a/Source/Core/Core/HW/GBACore.cpp
+++ b/Source/Core/Core/HW/GBACore.cpp
@@ -1,6 +1,8 @@
 // Copyright 2021 Dolphin Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#ifdef HAS_LIBMGBA
+
 #include "Core/HW/GBACore.h"
 
 #define PYCPARSE  // Remove static functions from the header
@@ -753,3 +755,4 @@ std::string Core::GetSavePath(std::string_view rom_path, int device_number)
   return save_path;
 }
 }  // namespace HW::GBA
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/Core/HW/GBACore.h b/Source/Core/Core/HW/GBACore.h
index 3a149a54fd1..6fd4b86e0c2 100644
--- a/Source/Core/Core/HW/GBACore.h
+++ b/Source/Core/Core/HW/GBACore.h
@@ -3,6 +3,8 @@
 
 #pragma once
 
+#ifdef HAS_LIBMGBA
+
 #include <array>
 #include <condition_variable>
 #include <memory>
@@ -147,3 +149,4 @@ private:
   ::Core::System& m_system;
 };
 }  // namespace HW::GBA
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.cpp b/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.cpp
index 45067913582..b9c22f1d585 100644
--- a/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.cpp
+++ b/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.cpp
@@ -1,6 +1,8 @@
 // Copyright 2021 Dolphin Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#ifdef HAS_LIBMGBA
+
 #include "Core/HW/SI/SI_DeviceGBAEmu.h"
 
 #include <vector>
@@ -174,3 +176,4 @@ void CSIDevice_GBAEmu::OnEvent(u64 userdata, s64 cycles_late)
   m_system.GetSerialInterface().ScheduleEvent(m_device_number, num_cycles);
 }
 }  // namespace SerialInterface
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.h b/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.h
index 34eba00d881..89a8473b4dc 100644
--- a/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.h
+++ b/Source/Core/Core/HW/SI/SI_DeviceGBAEmu.h
@@ -3,6 +3,8 @@
 
 #pragma once
 
+#ifdef HAS_LIBMGBA
+
 #include <memory>
 
 #include "Common/CommonTypes.h"
@@ -47,3 +49,4 @@ private:
   std::shared_ptr<GBAHostInterface> m_gbahost;
 };
 }  // namespace SerialInterface
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/DolphinQt/GBAHost.cpp b/Source/Core/DolphinQt/GBAHost.cpp
index 048574ee5f5..453ae674609 100644
--- a/Source/Core/DolphinQt/GBAHost.cpp
+++ b/Source/Core/DolphinQt/GBAHost.cpp
@@ -1,6 +1,8 @@
 // Copyright 2021 Dolphin Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#ifdef HAS_LIBMGBA
+
 #include "DolphinQt/GBAHost.h"
 
 #include <QApplication>
@@ -47,3 +49,4 @@ std::unique_ptr<GBAHostInterface> Host_CreateGBAHost(std::weak_ptr<HW::GBA::Core
 {
   return std::make_unique<GBAHost>(core);
 }
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/DolphinQt/GBAHost.h b/Source/Core/DolphinQt/GBAHost.h
index 3c67360c64a..da8c6660ab5 100644
--- a/Source/Core/DolphinQt/GBAHost.h
+++ b/Source/Core/DolphinQt/GBAHost.h
@@ -3,6 +3,8 @@
 
 #pragma once
 
+#ifdef HAS_LIBMGBA
+
 #include <vector>
 
 #include "Core/Host.h"
@@ -26,3 +28,4 @@ private:
   GBAWidgetController* m_widget_controller{};
   std::weak_ptr<HW::GBA::Core> m_core;
 };
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/DolphinQt/GBAWidget.cpp b/Source/Core/DolphinQt/GBAWidget.cpp
index 794dd40d0a8..d375b3c8c22 100644
--- a/Source/Core/DolphinQt/GBAWidget.cpp
+++ b/Source/Core/DolphinQt/GBAWidget.cpp
@@ -1,6 +1,8 @@
 // Copyright 2021 Dolphin Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#ifdef HAS_LIBMGBA
+
 #include "DolphinQt/GBAWidget.h"
 
 #include <fmt/format.h>
@@ -615,3 +617,4 @@ void GBAWidgetController::FrameEnded(std::span<const u32> video_buffer)
 {
   m_widget->SetVideoBuffer(video_buffer);
 }
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/DolphinQt/GBAWidget.h b/Source/Core/DolphinQt/GBAWidget.h
index 8244b77319e..6eea08970e4 100644
--- a/Source/Core/DolphinQt/GBAWidget.h
+++ b/Source/Core/DolphinQt/GBAWidget.h
@@ -3,6 +3,8 @@
 
 #pragma once
 
+#ifdef HAS_LIBMGBA
+
 #include <memory>
 #include <optional>
 #include <span>
@@ -112,3 +114,4 @@ public:
 private:
   GBAWidget* m_widget{};
 };
+#endif  // HAS_LIBMGBA
diff --git a/Source/Core/DolphinQt/Settings/GameCubePane.cpp b/Source/Core/DolphinQt/Settings/GameCubePane.cpp
index 3df220243bf..98460f6be07 100644
--- a/Source/Core/DolphinQt/Settings/GameCubePane.cpp
+++ b/Source/Core/DolphinQt/Settings/GameCubePane.cpp
@@ -665,6 +665,8 @@ void GameCubePane::SetAGPRom(ExpansionInterface::Slot slot, const QString& filen
   LoadSettings();
 }
 
+#ifdef HAS_LIBMGBA
+
 void GameCubePane::BrowseGBABios()
 {
   QString file = QDir::toNativeSeparators(DolphinFileDialog::getOpenFileName(
@@ -699,6 +701,8 @@ void GameCubePane::BrowseGBASaves()
   }
 }
 
+#endif  // HAS_LIBMGBA
+
 void GameCubePane::LoadSettings()
 {
   bool have_menu = false;
diff --git a/Source/Core/DolphinQt/Settings/GameCubePane.h b/Source/Core/DolphinQt/Settings/GameCubePane.h
index 010da7325d9..bf7c7c2e6de 100644
--- a/Source/Core/DolphinQt/Settings/GameCubePane.h
+++ b/Source/Core/DolphinQt/Settings/GameCubePane.h
@@ -50,10 +50,13 @@ private:
   bool SetGCIFolder(ExpansionInterface::Slot slot, const QString& path);
   void BrowseAGPRom(ExpansionInterface::Slot slot);
   void SetAGPRom(ExpansionInterface::Slot slot, const QString& filename);
+
+#ifdef HAS_LIBMGBA
   void BrowseGBABios();
   void BrowseGBARom(size_t index);
   void SaveRomPathChanged();
   void BrowseGBASaves();
+#endif  // HAS_LIBMGBA
 
   ConfigBool* m_skip_main_menu;
   ConfigChoice* m_language_combo;