mirror of
https://github.com/oven-sh/bun
synced 2026-02-02 15:08:46 +00:00
77 lines
2.3 KiB
CMake
77 lines
2.3 KiB
CMake
get_filename_component(SCRIPT_NAME ${CMAKE_CURRENT_LIST_FILE} NAME)
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message(STATUS "Running script: ${SCRIPT_NAME}")
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if(NOT ZIG_PATH OR NOT ZIG_COMMIT)
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message(FATAL_ERROR "ZIG_PATH and ZIG_COMMIT required")
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endif()
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if(CMAKE_HOST_APPLE)
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set(ZIG_OS_ABI "macos-none")
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elseif(CMAKE_HOST_WIN32)
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set(ZIG_OS_ABI "windows-gnu")
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elseif(CMAKE_HOST_UNIX)
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set(ZIG_OS_ABI "linux-musl")
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else()
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message(FATAL_ERROR "Unsupported operating system: ${CMAKE_HOST_SYSTEM_NAME}")
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endif()
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# In script mode, using -P, this variable is not set
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if(NOT DEFINED CMAKE_HOST_SYSTEM_PROCESSOR)
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cmake_host_system_information(RESULT CMAKE_HOST_SYSTEM_PROCESSOR QUERY OS_PLATFORM)
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endif()
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if(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "arm64|ARM64|aarch64|AARCH64")
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# Windows ARM64 can run x86_64 via emulation, and no native ARM64 Zig build exists yet
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if(CMAKE_HOST_WIN32)
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set(ZIG_ARCH "x86_64")
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else()
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set(ZIG_ARCH "aarch64")
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endif()
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elseif(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "amd64|AMD64|x86_64|X86_64|x64|X64")
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set(ZIG_ARCH "x86_64")
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else()
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message(FATAL_ERROR "Unsupported architecture: ${CMAKE_HOST_SYSTEM_PROCESSOR}")
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endif()
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set(ZIG_NAME bootstrap-${ZIG_ARCH}-${ZIG_OS_ABI})
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if(ZIG_COMPILER_SAFE)
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set(ZIG_NAME ${ZIG_NAME}-ReleaseSafe)
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endif()
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set(ZIG_FILENAME ${ZIG_NAME}.zip)
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if(CMAKE_HOST_WIN32)
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set(ZIG_EXE "zig.exe")
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else()
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set(ZIG_EXE "zig")
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endif()
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set(ZIG_DOWNLOAD_URL https://github.com/oven-sh/zig/releases/download/autobuild-${ZIG_COMMIT}/${ZIG_FILENAME})
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execute_process(
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COMMAND
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${CMAKE_COMMAND}
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-DDOWNLOAD_URL=${ZIG_DOWNLOAD_URL}
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-DDOWNLOAD_PATH=${ZIG_PATH}
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-P ${CMAKE_CURRENT_LIST_DIR}/DownloadUrl.cmake
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ERROR_STRIP_TRAILING_WHITESPACE
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ERROR_VARIABLE
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ZIG_DOWNLOAD_ERROR
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RESULT_VARIABLE
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ZIG_DOWNLOAD_RESULT
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)
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if(NOT ZIG_DOWNLOAD_RESULT EQUAL 0)
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message(FATAL_ERROR "Download failed: ${ZIG_DOWNLOAD_ERROR}")
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endif()
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if(NOT EXISTS ${ZIG_PATH}/${ZIG_EXE})
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message(FATAL_ERROR "Executable not found: \"${ZIG_PATH}/${ZIG_EXE}\"")
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endif()
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# Tools like VSCode need a stable path to the zig executable, on both Unix and Windows
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# To workaround this, we create a `zig.exe` & `zls.exe` symlink on Unix.
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if(NOT WIN32)
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file(CREATE_LINK ${ZIG_PATH}/${ZIG_EXE} ${ZIG_PATH}/zig.exe SYMBOLIC)
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file(CREATE_LINK ${ZIG_PATH}/zls ${ZIG_PATH}/zls.exe SYMBOLIC)
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endif()
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