Files
bun.sh/cmake/scripts/DownloadZig.cmake

102 lines
2.8 KiB
CMake

get_filename_component(SCRIPT_NAME ${CMAKE_CURRENT_LIST_FILE} NAME)
message(STATUS "Running script: ${SCRIPT_NAME}")
if(NOT ZIG_PATH OR NOT ZIG_COMMIT OR NOT ZIG_VERSION)
message(FATAL_ERROR "ZIG_PATH, ZIG_COMMIT, and ZIG_VERSION are required")
endif()
if(CMAKE_HOST_APPLE)
set(ZIG_OS "macos")
elseif(CMAKE_HOST_WIN32)
set(ZIG_OS "windows")
elseif(CMAKE_HOST_UNIX)
set(ZIG_OS "linux")
else()
message(FATAL_ERROR "Unsupported operating system: ${CMAKE_HOST_SYSTEM_NAME}")
endif()
# In script mode, using -P, this variable is not set
if(NOT DEFINED CMAKE_HOST_SYSTEM_PROCESSOR)
cmake_host_system_information(RESULT CMAKE_HOST_SYSTEM_PROCESSOR QUERY OS_PLATFORM)
endif()
if(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "arm64|ARM64|aarch64|AARCH64")
set(ZIG_ARCH "aarch64")
elseif(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "amd64|AMD64|x86_64|X86_64|x64|X64")
set(ZIG_ARCH "x86_64")
else()
message(FATAL_ERROR "Unsupported architecture: ${CMAKE_HOST_SYSTEM_PROCESSOR}")
endif()
set(ZIG_ASAN "")
if(ENABLE_ASAN)
set(ZIG_ASAN "+asan")
endif()
set(ZIG_NAME zig-${ZIG_OS}-${ZIG_ARCH}-${ZIG_VERSION}${ZIG_ASAN})
if(CMAKE_HOST_WIN32)
set(ZIG_EXE "zig.exe")
set(ZIG_FILENAME ${ZIG_NAME}.zip)
else()
set(ZIG_EXE "zig")
set(ZIG_FILENAME ${ZIG_NAME}.tar.xz)
endif()
set(ZIG_DOWNLOAD_URL https://bun-ci-assets.bun.sh/${ZIG_FILENAME})
execute_process(
COMMAND
${CMAKE_COMMAND}
-DDOWNLOAD_URL=${ZIG_DOWNLOAD_URL}
-DDOWNLOAD_PATH=${ZIG_PATH}
-P ${CMAKE_CURRENT_LIST_DIR}/DownloadUrl.cmake
ERROR_STRIP_TRAILING_WHITESPACE
ERROR_VARIABLE
ZIG_DOWNLOAD_ERROR
RESULT_VARIABLE
ZIG_DOWNLOAD_RESULT
)
if(NOT ZIG_DOWNLOAD_RESULT EQUAL 0)
message(FATAL_ERROR "Download failed: ${ZIG_DOWNLOAD_ERROR}")
endif()
if(NOT EXISTS ${ZIG_PATH}/${ZIG_EXE})
message(FATAL_ERROR "Executable not found: \"${ZIG_PATH}/${ZIG_EXE}\"")
endif()
# Tools like VSCode need a stable path to the zig executable, on both Unix and Windows
# To workaround this, we create a `bun.exe` symlink on Unix.
if(NOT WIN32)
file(CREATE_LINK ${ZIG_PATH}/${ZIG_EXE} ${ZIG_PATH}/zig.exe SYMBOLIC)
endif()
set(ZIG_REPOSITORY_PATH ${ZIG_PATH}/repository)
execute_process(
COMMAND
${CMAKE_COMMAND}
-DGIT_PATH=${ZIG_REPOSITORY_PATH}
-DGIT_REPOSITORY=oven-sh/zig
-DGIT_COMMIT=${ZIG_COMMIT}
-P ${CMAKE_CURRENT_LIST_DIR}/GitClone.cmake
ERROR_STRIP_TRAILING_WHITESPACE
ERROR_VARIABLE
ZIG_REPOSITORY_ERROR
RESULT_VARIABLE
ZIG_REPOSITORY_RESULT
)
if(NOT ZIG_REPOSITORY_RESULT EQUAL 0)
message(FATAL_ERROR "Download failed: ${ZIG_REPOSITORY_ERROR}")
endif()
file(REMOVE_RECURSE ${ZIG_PATH}/lib)
# Use copy_directory instead of file(RENAME) because there were
# race conditions in CI where some files were not copied.
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory ${ZIG_REPOSITORY_PATH}/lib ${ZIG_PATH}/lib)
file(REMOVE_RECURSE ${ZIG_REPOSITORY_PATH})