[compat] fix libusb when disabled error (solaris, fbsd, etc) (#2649)

This fixes an issue in builds where libusb is disabled, it also uses and prioritizes system dependencies over vendored ones (so ports is easier)

Signed-off-by: lizzie <lizzie@eden-emu.dev>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2649
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: lizzie <lizzie@eden-emu.dev>
Co-committed-by: lizzie <lizzie@eden-emu.dev>

CMakeLists.txt

@@ -183,7 +183,8 @@ option(YUZU_USE_QT_MULTIMEDIA "Use QtMultimedia for Camera" OFF)
 option(YUZU_USE_QT_WEB_ENGINE "Use QtWebEngine for web applet implementation" OFF)
 set(YUZU_QT_MIRROR "" CACHE STRING "What mirror to use for downloading the bundled Qt libraries")
 
-option(ENABLE_CUBEB "Enables the cubeb audio backend" ON)
+# FreeBSD doesn't have a cubeb port yet, vendoring it isn't required (it's optional anyways)
+cmake_dependent_option(ENABLE_CUBEB "Enables the cubeb audio backend" ON "NOT PLATFORM_FREEBSD" OFF)
 
 set(EXT_DEFAULT OFF)
 if (MSVC OR ANDROID)
@@ -198,7 +199,8 @@ cmake_dependent_option(YUZU_USE_EXTERNAL_FFMPEG "Build FFmpeg from source" "${PL
 # sirit
 option(YUZU_USE_BUNDLED_SIRIT "Download bundled sirit" ${EXT_DEFAULT})
 
-cmake_dependent_option(ENABLE_LIBUSB "Enable the use of LibUSB" ON "NOT ANDROID" OFF)
+# Re-allow on FreeBSD once its on mainline ports
+cmake_dependent_option(ENABLE_LIBUSB "Enable the use of LibUSB" ON "WIN32 OR PLATFORM_LINUX OR APPLE" OFF)
 
 cmake_dependent_option(ENABLE_OPENGL "Enable OpenGL" ON "NOT WIN32 OR NOT ARCHITECTURE_arm64" OFF)
 mark_as_advanced(FORCE ENABLE_OPENGL)

src/input_common/CMakeLists.txt

@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 # SPDX-FileCopyrightText: 2018 yuzu Emulator Project
 # SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -83,7 +86,7 @@ if (ENABLE_LIBUSB)
         drivers/gc_adapter.h
     )
     target_link_libraries(input_common PRIVATE libusb::usb)
-    target_compile_definitions(input_common PRIVATE HAVE_LIBUSB)
+    target_compile_definitions(input_common PRIVATE ENABLE_LIBUSB)
 endif()
 
 create_target_directory_groups(input_common)

src/input_common/main.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: 2017 Citra Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -19,7 +22,7 @@
 #include "input_common/input_poller.h"
 #include "input_common/main.h"
 
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
 #include "input_common/drivers/gc_adapter.h"
 #endif
 #ifdef HAVE_SDL2
@@ -76,7 +79,7 @@ struct InputSubsystem::Impl {
         RegisterEngine("keyboard", keyboard);
         RegisterEngine("mouse", mouse);
         RegisterEngine("touch", touch_screen);
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
         RegisterEngine("gcpad", gcadapter);
 #endif
         RegisterEngine("cemuhookudp", udp_client);
@@ -110,7 +113,7 @@ struct InputSubsystem::Impl {
         UnregisterEngine(keyboard);
         UnregisterEngine(mouse);
         UnregisterEngine(touch_screen);
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
         UnregisterEngine(gcadapter);
 #endif
         UnregisterEngine(udp_client);
@@ -145,7 +148,7 @@ struct InputSubsystem::Impl {
         auto android_devices = android->GetInputDevices();
         devices.insert(devices.end(), android_devices.begin(), android_devices.end());
 #endif
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
         auto gcadapter_devices = gcadapter->GetInputDevices();
         devices.insert(devices.end(), gcadapter_devices.begin(), gcadapter_devices.end());
 #endif
@@ -178,7 +181,7 @@ struct InputSubsystem::Impl {
             return android;
         }
 #endif
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
         if (engine == gcadapter->GetEngineName()) {
             return gcadapter;
         }
@@ -263,7 +266,7 @@ struct InputSubsystem::Impl {
             return true;
         }
 #endif
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
         if (engine == gcadapter->GetEngineName()) {
             return true;
         }
@@ -294,7 +297,7 @@ struct InputSubsystem::Impl {
 #ifdef ANDROID
         android->BeginConfiguration();
 #endif
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
         gcadapter->BeginConfiguration();
 #endif
         udp_client->BeginConfiguration();
@@ -310,7 +313,7 @@ struct InputSubsystem::Impl {
 #ifdef ANDROID
         android->EndConfiguration();
 #endif
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
         gcadapter->EndConfiguration();
 #endif
         udp_client->EndConfiguration();
@@ -343,7 +346,7 @@ struct InputSubsystem::Impl {
     std::shared_ptr<VirtualAmiibo> virtual_amiibo;
     std::shared_ptr<VirtualGamepad> virtual_gamepad;
 
-#ifdef HAVE_LIBUSB
+#ifdef ENABLE_LIBUSB
     std::shared_ptr<GCAdapter> gcadapter;
 #endif