mirror of
https://github.com/oven-sh/bun
synced 2026-02-11 11:29:02 +00:00
89 lines
2.4 KiB
CMake
89 lines
2.4 KiB
CMake
if(CMAKE_HOST_WIN32 OR CMAKE_HOST_APPLE)
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set(DEFAULT_LLVM_VERSION "18.1.8")
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else()
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set(DEFAULT_LLVM_VERSION "16.0.6")
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endif()
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optionx(LLVM_VERSION STRING "The version of LLVM to use" DEFAULT ${DEFAULT_LLVM_VERSION})
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string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" match ${LLVM_VERSION})
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if(NOT match)
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return()
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endif()
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set(LLVM_VERSION_MAJOR ${CMAKE_MATCH_1})
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set(LLVM_VERSION_MINOR ${CMAKE_MATCH_2})
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set(LLVM_VERSION_PATCH ${CMAKE_MATCH_3})
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set(LLVM_PATHS)
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if(APPLE)
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execute_process(
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COMMAND brew --prefix
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OUTPUT_VARIABLE HOMEBREW_PREFIX
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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if(NOT HOMEBREW_PREFIX)
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "arm64|ARM64|aarch64|AARCH64")
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set(HOMEBREW_PREFIX /opt/homebrew)
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else()
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set(HOMEBREW_PREFIX /usr/local)
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endif()
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endif()
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list(APPEND LLVM_PATHS
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${HOMEBREW_PREFIX}/opt/llvm@${LLVM_VERSION_MAJOR}/bin
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${HOMEBREW_PREFIX}/opt/llvm/bin
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)
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endif()
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if(UNIX)
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list(APPEND LLVM_PATHS
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/usr/lib/llvm-${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}/bin
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/usr/lib/llvm-${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}/bin
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/usr/lib/llvm-${LLVM_VERSION_MAJOR}/bin
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/usr/lib/llvm/bin
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)
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endif()
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macro(find_llvm_command variable command)
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find_command(
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VARIABLE ${variable}
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VERSION_VARIABLE LLVM_VERSION
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COMMAND ${command} ${command}-${LLVM_VERSION_MAJOR}
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PATHS ${LLVM_PATHS}
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VERSION ${LLVM_VERSION}
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)
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list(APPEND CMAKE_ARGS -D${variable}=${${variable}})
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endmacro()
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macro(find_llvm_command_no_version variable command)
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find_command(
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VARIABLE ${variable}
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VERSION_VARIABLE LLVM_VERSION
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COMMAND ${command} ${command}-${LLVM_VERSION_MAJOR}
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PATHS ${LLVM_PATHS}
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REQUIRED ON
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)
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list(APPEND CMAKE_ARGS -D${variable}=${${variable}})
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endmacro()
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if(WIN32)
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find_llvm_command(CMAKE_C_COMPILER clang-cl)
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find_llvm_command(CMAKE_CXX_COMPILER clang-cl)
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find_llvm_command_no_version(CMAKE_LINKER lld-link)
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find_llvm_command_no_version(CMAKE_AR llvm-lib)
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find_llvm_command_no_version(CMAKE_STRIP llvm-strip)
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else()
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find_llvm_command(CMAKE_C_COMPILER clang)
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find_llvm_command(CMAKE_CXX_COMPILER clang++)
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find_llvm_command(CMAKE_LINKER llvm-link)
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find_llvm_command(CMAKE_AR llvm-ar)
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find_llvm_command(CMAKE_STRIP llvm-strip)
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find_llvm_command(CMAKE_RANLIB llvm-ranlib)
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if(APPLE)
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find_llvm_command(CMAKE_DSYMUTIL dsymutil)
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endif()
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endif()
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