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if (MINGW OR NOT WIN32)
# GNU toolchains for some reason doesn't work with the later half of this CMakeLists after
# updating to 1.0.24, so we do it the old-fashioned way for now.
set(LIBUSB_PREFIX "${CMAKE_CURRENT_BINARY_DIR}/libusb")
set(LIBUSB_SRC_DIR "${CMAKE_CURRENT_SOURCE_DIR}/libusb")
# Workarounds for MSYS/MinGW
if (MSYS)
# CMake on Windows passes `C:/`, but we need `/C/` or `/c/` to use `configure`
string(REPLACE ":/" "/" LIBUSB_SRC_DIR "${LIBUSB_SRC_DIR}")
set(LIBUSB_SRC_DIR "/${LIBUSB_SRC_DIR}")
# And now that we are using /C/ for srcdir but everything else is using C:/, we need to
# compile everything in the source directory, else `configure` won't think the build
# environment is sane.
set(LIBUSB_PREFIX "${LIBUSB_SRC_DIR}")
endif()
set(LIBUSB_CONFIGURE "${LIBUSB_SRC_DIR}/configure")
set(LIBUSB_MAKEFILE "${LIBUSB_PREFIX}/Makefile")
if (MINGW)
set(LIBUSB_LIBRARY "${LIBUSB_PREFIX}/libusb/.libs/libusb-1.0.dll.a")
set(LIBUSB_SHARED_LIBRARY "${LIBUSB_PREFIX}/libusb/.libs/libusb-1.0.dll")
set(LIBUSB_SHARED_LIBRARY_DEST "${CMAKE_BINARY_DIR}/bin/libusb-1.0.dll")
set(LIBUSB_CONFIGURE_ARGS --host=x86_64-w64-mingw32 --build=x86_64-windows)
else()
set(LIBUSB_LIBRARY "${LIBUSB_PREFIX}/libusb/.libs/libusb-1.0.so")
set(LIBUSB_SHARED_LIBRARY "${LIBUSB_LIBRARY}")
set(LIBUSB_SHARED_LIBRARY_DEST "${CMAKE_BINARY_DIR}/bin/libusb-1.0.so")
endif()
# Causes "externals/libusb/libusb/libusb/os/windows_winusb.c:1427:2: error: conversion to non-scalar type requested", so cannot statically link it for now.
# set(LIBUSB_CFLAGS "-DGUID_DEVINTERFACE_USB_DEVICE=\\(GUID\\){0xA5DCBF10,0x6530,0x11D2,{0x90,0x1F,0x00,0xC0,0x4F,0xB9,0x51,0xED}}")
make_directory("${LIBUSB_PREFIX}")
add_custom_command(
OUTPUT
"${LIBUSB_LIBRARY}"
COMMAND
make
WORKING_DIRECTORY
"${LIBUSB_PREFIX}"
)
add_custom_command(
OUTPUT
"${LIBUSB_MAKEFILE}"
COMMAND
# /bin/env
# CFLAGS="${LIBUSB_CFLAGS}"
/bin/sh "${LIBUSB_CONFIGURE}"
${LIBUSB_CONFIGURE_ARGS}
--srcdir="${LIBUSB_SRC_DIR}"
WORKING_DIRECTORY
"${LIBUSB_PREFIX}"
)
add_custom_command(
OUTPUT
"${LIBUSB_CONFIGURE}"
COMMAND
/bin/sh "${LIBUSB_SRC_DIR}/bootstrap.sh"
WORKING_DIRECTORY
"${LIBUSB_SRC_DIR}"
)
add_custom_command(
OUTPUT
"${LIBUSB_SHARED_LIBRARY_DEST}"
COMMAND
/bin/cp "${LIBUSB_SHARED_LIBRARY}" "${LIBUSB_SHARED_LIBRARY_DEST}"
)
add_custom_target(usb-bootstrap DEPENDS "${LIBUSB_CONFIGURE}")
add_custom_target(usb-configure DEPENDS "${LIBUSB_MAKEFILE}" usb-bootstrap)
add_custom_target(usb-build ALL DEPENDS "${LIBUSB_LIBRARY}" usb-configure)
# Workaround since static linking didn't work out -- We need to copy the DLL to the bin directory
add_custom_target(usb-copy ALL DEPENDS "${LIBUSB_SHARED_LIBRARY_DEST}" usb-build)
add_library(usb INTERFACE)
add_dependencies(usb usb-copy)
target_link_libraries(usb INTERFACE "${LIBUSB_LIBRARY}")
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 "${LIBUDEV_INCLUDE_DIR}")
endif()
endif()
else() # MINGW OR NOT WIN32
# Ensure libusb compiles with UTF-8 encoding on MSVC
if(MSVC)
add_compile_options(/utf-8)
endif()
add_library(usb STATIC EXCLUDE_FROM_ALL
libusb/libusb/core.c
libusb/libusb/core.c
libusb/libusb/descriptor.c
libusb/libusb/hotplug.c
libusb/libusb/io.c
libusb/libusb/strerror.c
libusb/libusb/sync.c
)
set_target_properties(usb PROPERTIES VERSION 1.0.24)
if(WIN32)
target_include_directories(usb
BEFORE
PUBLIC
libusb/libusb
PRIVATE
"${CMAKE_CURRENT_BINARY_DIR}"
)
if (NOT MINGW)
target_include_directories(usb BEFORE PRIVATE libusb/msvc)
endif()
# Works around other libraries providing their own definition of USB GUIDs (e.g. SDL2)
target_compile_definitions(usb PRIVATE "-DGUID_DEVINTERFACE_USB_DEVICE=(GUID){ 0xA5DCBF10, 0x6530, 0x11D2, {0x90, 0x1F, 0x00, 0xC0, 0x4F, 0xB9, 0x51, 0xED}}")
else()
target_include_directories(usb
# turns out other projects also have "config.h", so make sure the
# LibUSB one comes first
BEFORE
PUBLIC
libusb/libusb
PRIVATE
"${CMAKE_CURRENT_BINARY_DIR}"
)
endif()
if(WIN32 OR CYGWIN)
target_sources(usb PRIVATE
libusb/libusb/os/threads_windows.c
libusb/libusb/os/windows_winusb.c
libusb/libusb/os/windows_usbdk.c
libusb/libusb/os/windows_common.c
)
set(OS_WINDOWS TRUE)
elseif(APPLE)
target_sources(usb PRIVATE
libusb/libusb/os/darwin_usb.c
)
find_library(COREFOUNDATION_LIBRARY CoreFoundation)
find_library(IOKIT_LIBRARY IOKit)
find_library(OBJC_LIBRARY objc)
target_link_libraries(usb PRIVATE
${COREFOUNDATION_LIBRARY}
${IOKIT_LIBRARY}
${OBJC_LIBRARY}
)
set(OS_DARWIN TRUE)
elseif(ANDROID)
target_sources(usb PRIVATE
libusb/libusb/os/linux_usbfs.c
libusb/libusb/os/linux_netlink.c
)
find_library(LOG_LIBRARY log)
target_link_libraries(usb PRIVATE ${LOG_LIBRARY})
set(OS_LINUX TRUE)
elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
target_sources(usb PRIVATE
libusb/libusb/os/linux_usbfs.c
)
find_package(Libudev)
if(LIBUDEV_FOUND)
target_sources(usb PRIVATE
libusb/libusb/os/linux_udev.c
)
target_link_libraries(usb PRIVATE "${LIBUDEV_LIBRARIES}")
target_include_directories(usb PRIVATE "${LIBUDEV_INCLUDE_DIR}")
set(HAVE_LIBUDEV TRUE)
set(USE_UDEV TRUE)
else()
target_sources(usb PRIVATE
libusb/libusb/os/linux_netlink.c
)
endif()
set(OS_LINUX TRUE)
elseif(${CMAKE_SYSTEM_NAME} MATCHES "NetBSD")
target_sources(usb PRIVATE
libusb/libusb/os/netbsd_usb.c
)
set(OS_NETBSD TRUE)
elseif(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
target_sources(usb PRIVATE
libusb/libusb/os/openbsd_usb.c
)
set(OS_OPENBSD TRUE)
endif()
if(UNIX)
target_sources(usb PRIVATE
libusb/libusb/os/events_posix.c
libusb/libusb/os/threads_posix.c
)
find_package(Threads REQUIRED)
if(THREADS_HAVE_PTHREAD_ARG)
target_compile_options(usb PUBLIC "-pthread")
endif()
if(CMAKE_THREAD_LIBS_INIT)
target_link_libraries(usb PRIVATE "${CMAKE_THREAD_LIBS_INIT}")
endif()
set(THREADS_POSIX TRUE)
elseif(WIN32)
target_sources(usb PRIVATE
libusb/libusb/os/events_windows.c
libusb/libusb/os/threads_windows.c
)
endif()
include(CheckFunctionExists)
include(CheckIncludeFiles)
include(CheckTypeSize)
check_include_files(asm/types.h HAVE_ASM_TYPES_H)
check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
check_include_files(linux/filter.h HAVE_LINUX_FILTER_H)
check_include_files(linux/netlink.h HAVE_LINUX_NETLINK_H)
check_include_files(poll.h HAVE_POLL_H)
check_include_files(signal.h HAVE_SIGNAL_H)
check_include_files(strings.h HAVE_STRINGS_H)
check_type_size("struct timespec" STRUCT_TIMESPEC)
check_function_exists(syslog HAVE_SYSLOG_FUNC)
check_include_files(syslog.h HAVE_SYSLOG_H)
check_include_files(sys/socket.h HAVE_SYS_SOCKET_H)
check_include_files(sys/time.h HAVE_SYS_TIME_H)
check_include_files(sys/types.h HAVE_SYS_TYPES_H)
set(CMAKE_EXTRA_INCLUDE_FILES poll.h)
check_type_size("nfds_t" nfds_t)
unset(CMAKE_EXTRA_INCLUDE_FILES)
if(HAVE_NFDS_T)
set(POLL_NFDS_TYPE "nfds_t")
else()
set(POLL_NFDS_TYPE "unsigned int")
endif()
check_include_files(sys/timerfd.h USBI_TIMERFD_AVAILABLE)
configure_file(config.h.in config.h)
endif() # MINGW
|
