minecraft-pi-reborn/cmake/prebuilt-armhf-toolchain.cmake
2023-11-24 03:07:06 -05:00

69 lines
2.6 KiB
CMake

# Pick Archive
set(toolchain_version "13.2.rel1")
execute_process(COMMAND uname -m OUTPUT_VARIABLE arch OUTPUT_STRIP_TRAILING_WHITESPACE)
if(arch STREQUAL "x86_64")
set(toolchain_file "arm-gnu-toolchain-${toolchain_version}-x86_64-arm-none-linux-gnueabihf.tar.xz")
elseif(arch STREQUAL "aarch64" OR arch STREQUAL "armv8b" OR arch STREQUAL "armv8l")
set(toolchain_file "arm-gnu-toolchain-${toolchain_version}-aarch64-arm-none-linux-gnueabihf.tar.xz")
else()
message(FATAL_ERROR "Unable To Download Prebuilt ARMHF Toolchain")
endif()
# Download If Needed
include(FetchContent)
FetchContent_Declare(
prebuilt-armhf-toolchain
URL "file://${CMAKE_CURRENT_LIST_DIR}/../archives/${toolchain_file}"
)
FetchContent_MakeAvailable(prebuilt-armhf-toolchain)
set(toolchain_dir "${prebuilt-armhf-toolchain_SOURCE_DIR}")
# Force Toolchain
file(WRITE "${toolchain_dir}/toolchain.cmake"
"set(CMAKE_C_COMPILER \"\${CMAKE_CURRENT_LIST_DIR}/bin/arm-none-linux-gnueabihf-gcc\")\n"
"set(CMAKE_CXX_COMPILER \"\${CMAKE_CURRENT_LIST_DIR}/bin/arm-none-linux-gnueabihf-g++\")\n"
"set(CMAKE_SYSTEM_NAME \"Linux\")\n"
"set(CMAKE_SYSTEM_PROCESSOR \"arm\")\n"
"set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)\n"
)
set(CMAKE_TOOLCHAIN_FILE "${toolchain_dir}/toolchain.cmake" CACHE STRING "" FORCE)
# Build Sysroot
set(sysroot_dir "${CMAKE_CURRENT_BINARY_DIR}/bundled-armhf-sysroot")
if("${toolchain_dir}/bin/arm-none-linux-gnueabihf-gcc" IS_NEWER_THAN "${sysroot_dir}")
# Create Directory
file(REMOVE_RECURSE "${sysroot_dir}")
file(MAKE_DIRECTORY "${sysroot_dir}")
# Copy Files From Toolchain
file(
COPY "${toolchain_dir}/arm-none-linux-gnueabihf/libc/"
DESTINATION "${sysroot_dir}"
USE_SOURCE_PERMISSIONS
FILES_MATCHING
PATTERN "*.so*"
)
# Delete Unneeded Files
file(REMOVE_RECURSE "${sysroot_dir}/usr/lib/audit")
file(REMOVE_RECURSE "${sysroot_dir}/usr/lib/gconv")
# Strip Files
file(GLOB_RECURSE files LIST_DIRECTORIES FALSE "${sysroot_dir}/*")
foreach(file IN LISTS files)
execute_process(COMMAND "${toolchain_dir}/bin/arm-none-linux-gnueabihf-strip" "${file}" RESULT_VARIABLE ret)
# Check Result
if(NOT ret EQUAL 0)
# Delete Invalid Files
file(REMOVE "${file}")
endif()
endforeach()
endif()
# Install Sysroot (Skipping Empty Directories)
file(GLOB_RECURSE files LIST_DIRECTORIES FALSE RELATIVE "${sysroot_dir}" "${sysroot_dir}/*")
foreach(file IN LISTS files)
get_filename_component(parent "${file}" DIRECTORY)
install(PROGRAMS "${sysroot_dir}/${file}" DESTINATION "${MCPI_INSTALL_DIR}/sysroot/${parent}")
endforeach()