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https://github.com/patchzyy/wiicompiled
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patchzyy
44 lines
1.8 KiB
CMake
44 lines
1.8 KiB
CMake
# libusb for SDL3's HIDAPI joystick drivers on Windows.
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#
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# The official GameCube adapter (WUP-028) is a vendor-specific USB device, not HID, so SDL3
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# can only reach it through libusb - which the official SDL3 packages leave out. The vendored
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# SDL3 build compiles libusb from the pinned upstream release and links it in statically.
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include(FetchContent)
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FetchContent_Declare(libusb
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URL "https://github.com/libusb/libusb/releases/download/v${AURORA_LIBUSB_VERSION}/libusb-${AURORA_LIBUSB_VERSION}.tar.bz2"
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DOWNLOAD_EXTRACT_TIMESTAMP TRUE
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)
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# Upstream ships no CMakeLists.txt, so this only populates the source tree.
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FetchContent_MakeAvailable(libusb)
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set(_libusb_root "${libusb_SOURCE_DIR}/libusb")
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add_library(usb-1.0 STATIC
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"${_libusb_root}/core.c"
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"${_libusb_root}/descriptor.c"
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"${_libusb_root}/hotplug.c"
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"${_libusb_root}/io.c"
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"${_libusb_root}/strerror.c"
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"${_libusb_root}/sync.c"
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"${_libusb_root}/os/events_windows.c"
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"${_libusb_root}/os/threads_windows.c"
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"${_libusb_root}/os/windows_common.c"
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"${_libusb_root}/os/windows_usbdk.c"
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"${_libusb_root}/os/windows_winusb.c"
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)
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target_include_directories(usb-1.0
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PUBLIC "${_libusb_root}"
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PRIVATE "${CMAKE_CURRENT_LIST_DIR}/libusb" "${_libusb_root}/os"
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)
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set_target_properties(usb-1.0 PROPERTIES UNITY_BUILD OFF)
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add_library(LibUSB::LibUSB ALIAS usb-1.0)
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# SDL's FindLibUSB expects an installed copy. Satisfy its presence checks with this target
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# instead: the alias pre-empts the imported target it would otherwise create, and the link
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# probe is answered up front because the archive does not exist until build time.
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set(LibUSB_INCLUDE_PATH "${_libusb_root}" CACHE PATH "" FORCE)
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set(LibUSB_LIBRARY "usb-1.0" CACHE STRING "" FORCE)
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set(HAVE_LIBUSB_H 1 CACHE INTERNAL "" FORCE)
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set(SDL_HIDAPI_LIBUSB ON CACHE BOOL "" FORCE)
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set(SDL_HIDAPI_LIBUSB_SHARED OFF CACHE BOOL "" FORCE)
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