forked from OSchip/llvm-project
81 lines
2.8 KiB
CMake
81 lines
2.8 KiB
CMake
if (NOT DEFINED LLVM_PATH)
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set(LLVM_PATH ${CMAKE_CURRENT_LIST_DIR}/../../../llvm CACHE PATH "" FORCE)
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endif()
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if(NOT IS_DIRECTORY ${LLVM_PATH})
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message(FATAL_ERROR
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"The provided LLVM_PATH (${LLVM_PATH}) is not a valid directory. Note that "
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"building libc++ outside of the monorepo is not supported anymore. Please "
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"use a Standalone build against the monorepo, a Runtimes build or a classic "
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"monorepo build.")
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endif()
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set(LLVM_INCLUDE_DIR ${LLVM_PATH}/include CACHE PATH "Path to llvm/include")
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set(LLVM_PATH ${LLVM_PATH} CACHE PATH "Path to LLVM source tree")
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set(LLVM_MAIN_SRC_DIR ${LLVM_PATH})
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set(LLVM_CMAKE_DIR "${LLVM_PATH}/cmake/modules")
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set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
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set(LLVM_LIBRARY_OUTPUT_INTDIR "${CMAKE_CURRENT_BINARY_DIR}/lib")
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if (EXISTS "${LLVM_CMAKE_DIR}")
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list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_DIR}")
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elseif (EXISTS "${LLVM_MAIN_SRC_DIR}/cmake/modules")
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list(APPEND CMAKE_MODULE_PATH "${LLVM_MAIN_SRC_DIR}/cmake/modules")
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else()
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message(FATAL_ERROR "Neither ${LLVM_CMAKE_DIR} nor ${LLVM_MAIN_SRC_DIR}/cmake/modules found. "
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"This is not a supported configuration.")
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endif()
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message(STATUS "Configuring for standalone build.")
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# By default, we target the host, but this can be overridden at CMake invocation time.
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include(GetHostTriple)
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get_host_triple(LLVM_INFERRED_HOST_TRIPLE)
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set(LLVM_HOST_TRIPLE "${LLVM_INFERRED_HOST_TRIPLE}" CACHE STRING "Host on which LLVM binaries will run")
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set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}" CACHE STRING "Target triple used by default.")
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# Add LLVM Functions --------------------------------------------------------
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if (WIN32)
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set(LLVM_ON_UNIX 0)
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set(LLVM_ON_WIN32 1)
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else()
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set(LLVM_ON_UNIX 1)
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set(LLVM_ON_WIN32 0)
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endif()
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include(AddLLVM OPTIONAL)
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# LLVM Options --------------------------------------------------------------
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if (NOT DEFINED LLVM_INCLUDE_TESTS)
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set(LLVM_INCLUDE_TESTS ON)
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endif()
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if (NOT DEFINED LLVM_INCLUDE_DOCS)
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set(LLVM_INCLUDE_DOCS ON)
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endif()
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if (NOT DEFINED LLVM_ENABLE_SPHINX)
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set(LLVM_ENABLE_SPHINX OFF)
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endif()
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if (LLVM_INCLUDE_TESTS)
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# Required LIT Configuration ------------------------------------------------
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# Define the default arguments to use with 'lit', and an option for the user
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# to override.
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set(LLVM_DEFAULT_EXTERNAL_LIT "${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py")
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set(LIT_ARGS_DEFAULT "-sv --show-xfail --show-unsupported")
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if (MSVC OR XCODE)
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set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
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endif()
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set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit")
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endif()
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# Required doc configuration
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if (LLVM_ENABLE_SPHINX)
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find_package(Sphinx REQUIRED)
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endif()
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if (LLVM_ON_UNIX AND NOT APPLE)
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set(LLVM_HAVE_LINK_VERSION_SCRIPT 1)
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else()
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set(LLVM_HAVE_LINK_VERSION_SCRIPT 0)
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endif()
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