88 lines
3.8 KiB
CMake
88 lines
3.8 KiB
CMake
function(llvmUseGnuModeCompilers CURRENT_ARCH)
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set(LLVM_INSTALLATION_URL "https://github.com/llvm/llvm-project/releases/tag/llvmorg-19.1.5")
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set(CMAKE_C_COMPILER clang)
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set(CMAKE_C_COMPILER clang PARENT_SCOPE)
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set(CMAKE_CXX_COMPILER clang++)
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set(CMAKE_CXX_COMPILER clang++ PARENT_SCOPE)
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set(CMAKE_RC_COMPILER llvm-rc)
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set(CMAKE_RC_COMPILER llvm-rc PARENT_SCOPE)
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set (LLVM_DIR_ARCH_NAME "")
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if (CURRENT_ARCH STREQUAL "x64")
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set (LLVM_DIR_ARCH_NAME "x64")
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elseif (CURRENT_ARCH STREQUAL "arm64")
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set (LLVM_DIR_ARCH_NAME "ARM64")
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endif()
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set(LLVM_INSTALL_PATHS "")
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foreach(PATH IN LISTS PROGRAMFILES_PATHS)
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list(APPEND LLVM_INSTALL_PATHS "${PATH}/LLVM")
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file(GLOB_RECURSE FOUND_LLVM_ROOT LIST_DIRECTORIES true
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"${PATH}/Microsoft Visual Studio/*/VC/Tools/Llvm/${LLVM_DIR_ARCH_NAME}"
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"${PATH}/Microsoft Visual Studio/**/*/VC/Tools/Llvm/${LLVM_DIR_ARCH_NAME}")
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list(FILTER FOUND_LLVM_ROOT INCLUDE REGEX "VC/Tools/Llvm/${LLVM_DIR_ARCH_NAME}$")
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if(FOUND_LLVM_ROOT)
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list(APPEND LLVM_INSTALL_PATHS ${FOUND_LLVM_ROOT})
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endif()
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endforeach()
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if(DEFINED LLVM_ROOT AND EXISTS "${LLVM_ROOT}")
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list(INSERT LLVM_INSTALL_PATHS 0 "${LLVM_ROOT}")
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endif()
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list(REMOVE_DUPLICATES LLVM_INSTALL_PATHS)
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set(LLVM_ROOT "")
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set(LLVM_ROOT "" PARENT_SCOPE)
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foreach(PATH IN LISTS LLVM_INSTALL_PATHS)
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if(EXISTS "${PATH}/bin/clang.exe" AND EXISTS "${PATH}/bin/clang++.exe" AND EXISTS "${PATH}/bin/llvm-rc.exe")
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set(LLVM_ROOT "${PATH}")
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set(LLVM_ROOT "${PATH}" PARENT_SCOPE)
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break()
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endif()
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endforeach()
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if(LLVM_ROOT STREQUAL "")
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if (CURRENT_ARCH STREQUAL "arm64")
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message(FATAL_ERROR "LLVM installation was not found. Please install LLVM for WoA (Windows on Arm): ${LLVM_INSTALLATION_URL}")
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else()
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message(FATAL_ERROR "LLVM installation was not found. Please install LLVM: ${LLVM_INSTALLATION_URL}")
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endif()
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endif()
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if (NOT EXISTS "${CMAKE_C_COMPILER}" OR NOT EXISTS "${CMAKE_CXX_COMPILER}" OR NOT EXISTS "${CMAKE_RC_COMPILER}")
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set(CMAKE_C_COMPILER "${LLVM_ROOT}/bin/clang.exe")
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set(CMAKE_C_COMPILER "${LLVM_ROOT}/bin/clang.exe" PARENT_SCOPE)
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set(CMAKE_CXX_COMPILER "${LLVM_ROOT}/bin/clang++.exe")
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set(CMAKE_CXX_COMPILER "${LLVM_ROOT}/bin/clang++.exe" PARENT_SCOPE)
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set(CMAKE_RC_COMPILER "${LLVM_ROOT}/bin/llvm-rc.exe")
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set(CMAKE_RC_COMPILER "${LLVM_ROOT}/bin/llvm-rc.exe" PARENT_SCOPE)
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endif()
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if (NOT EXISTS "${CMAKE_C_COMPILER}")
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if (CURRENT_ARCH STREQUAL "arm64")
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message(FATAL_ERROR "Clang compiler not found at ${CMAKE_C_COMPILER}. Please reinstall LLVM for WoA (Windows on Arm): ${LLVM_INSTALLATION_URL}")
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else()
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message(FATAL_ERROR "Clang compiler not found at ${CMAKE_C_COMPILER}. Please reinstall LLVM: ${LLVM_INSTALLATION_URL}")
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endif()
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endif()
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if (NOT EXISTS "${CMAKE_CXX_COMPILER}")
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if (CURRENT_ARCH STREQUAL "arm64")
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message(FATAL_ERROR "Clang++ compiler not found at ${CMAKE_CXX_COMPILER}. Please reinstall LLVM for WoA (Windows on Arm): ${LLVM_INSTALLATION_URL}")
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else()
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message(FATAL_ERROR "Clang++ compiler not found at ${CMAKE_CXX_COMPILER}. Please reinstall LLVM: ${LLVM_INSTALLATION_URL}")
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endif()
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endif()
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if (NOT EXISTS "${CMAKE_RC_COMPILER}")
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if (CURRENT_ARCH STREQUAL "arm64")
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message(FATAL_ERROR "LLVM Resource Compiler not found at ${CMAKE_RC_COMPILER}. Please reinstall LLVM for WoA (Windows on Arm): ${LLVM_INSTALLATION_URL}")
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else()
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message(FATAL_ERROR "LLVM Resource Compiler not found at ${CMAKE_RC_COMPILER}. Please reinstall LLVM: ${LLVM_INSTALLATION_URL}")
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endif()
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endif()
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endfunction()
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