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externals: libusb: Link libusb statically on Linux 

Turns out that this is possible. Also addresses my own review comment.
master
lat9nq 2021-06-03 04:38:29 +07:00
parent ddc47e6df8
commit 890acfa2c0
2 changed files with 17 additions and 15 deletions
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8
CMakeLists.txt
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@ -430,13 +430,13 @@ if(NOT APPLE AND NOT YUZU_USE_BUNDLED_LIBUSB)
find_package(LibUSB)
endif()
if (NOT LIBUSB_FOUND)
message(WARNING "libusb not found, falling back to externals")
set(YUZU_USE_BUNDLED_LIBUSB ON)
else()
if (LIBUSB_FOUND)
add_library(usb INTERFACE)
target_include_directories(usb INTERFACE "${LIBUSB_INCLUDE_DIRS}")
target_link_libraries(usb INTERFACE "${LIBUSB_LIBRARIES}")
else()
message(WARNING "libusb not found, falling back to externals")
set(YUZU_USE_BUNDLED_LIBUSB ON)
endif()
endif()

24
externals/libusb/CMakeLists.txt vendored
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@ -30,15 +30,15 @@ if (MINGW OR (${CMAKE_SYSTEM_NAME} MATCHES "Linux"))
set(LIBUSB_CONFIGURE_ARGS --host=x86_64-w64-mingw32 --build=x86_64-windows)
else()
set(LIBUSB_LIBRARIES "${LIBUSB_PREFIX}/libusb/.libs/libusb-1.0.so" CACHE PATH "libusb library path" FORCE)
set(LIBUSB_SHARED_LIBRARY "${LIBUSB_LIBRARIES}")
set(LIBUSB_SHARED_LIBRARY_DEST "${CMAKE_BINARY_DIR}/bin/libusb-1.0.so")
set(LIBUSB_LIBRARIES "${LIBUSB_PREFIX}/libusb/.libs/libusb-1.0.a" CACHE PATH "libusb library path" FORCE)
endif()
set(LIBUSB_INCLUDE_DIRS "${LIBUSB_SRC_DIR}/libusb" CACHE PATH "libusb headers path" FORCE)
# Causes "externals/libusb/libusb/libusb/os/windows_winusb.c:1427:2: error: conversion to non-scalar type requested", so cannot statically link it for now.
# set(LIBUSB_CFLAGS "-DGUID_DEVINTERFACE_USB_DEVICE=\\(GUID\\){0xA5DCBF10,0x6530,0x11D2,{0x90,0x1F,0x00,0xC0,0x4F,0xB9,0x51,0xED}}")
# MINGW: causes "externals/libusb/libusb/libusb/os/windows_winusb.c:1427:2: error: conversion to non-scalar type requested", so cannot statically link it for now.
if (NOT MINGW)
set(LIBUSB_CFLAGS "-DGUID_DEVINTERFACE_USB_DEVICE=\\(GUID\\){0xA5DCBF10,0x6530,0x11D2,{0x90,0x1F,0x00,0xC0,0x4F,0xB9,0x51,0xED}}")
endif()
make_directory("${LIBUSB_PREFIX}")
@ -55,8 +55,8 @@ if (MINGW OR (${CMAKE_SYSTEM_NAME} MATCHES "Linux"))
OUTPUT
"${LIBUSB_MAKEFILE}"
COMMAND
# /bin/env
# CFLAGS="${LIBUSB_CFLAGS}"
/bin/env
CFLAGS="${LIBUSB_CFLAGS}"
/bin/sh "${LIBUSB_CONFIGURE}"
${LIBUSB_CONFIGURE_ARGS}
--srcdir="${LIBUSB_SRC_DIR}"
@ -92,10 +92,12 @@ if (MINGW OR (${CMAKE_SYSTEM_NAME} MATCHES "Linux"))
target_include_directories(usb INTERFACE "${LIBUSB_INCLUDE_DIRS}")
if (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
find_package(Libudev QUIET)
if(LIBUDEV_FOUND)
target_link_libraries(usb INTERFACE "${LIBUDEV_LIBRARIES}")
target_include_directories(usb INTERFACE "${LIBUDEV_INCLUDE_DIR}")
Include(FindPkgConfig)
pkg_check_modules(LIBUDEV REQUIRED libudev)
if (LIBUDEV_FOUND)
target_include_directories(usb INTERFACE "${LIBUDEV_INCLUDE_DIRS}")
target_link_libraries(usb INTERFACE "${LIBUDEV_STATIC_LIBRARIES}")
endif()
endif()
else() # MINGW OR (${CMAKE_SYSTEM_NAME} MATCHES "Linux")