5478798526
The `Find*.cmake` modules originally used uppercase commands to match CMake's own conventions. Since then CMake uses lower-case and even within our own find modules, using all uppercase wasn't done consistently. Opt for lowercase everywhere.
93 lines
3.0 KiB
CMake
93 lines
3.0 KiB
CMake
# SPDX-FileCopyrightText: 2015 Blender Authors
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#
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# SPDX-License-Identifier: BSD-3-Clause
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# - Find LLVM library
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# Find the native LLVM includes and library
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# This module defines
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# LLVM_INCLUDE_DIRS, where to find LLVM.h, Set when LLVM_INCLUDE_DIR is found.
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# LLVM_LIBRARIES, libraries to link against to use LLVM.
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# LLVM_ROOT_DIR, The base directory to search for LLVM.
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# This can also be an environment variable.
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# LLVM_FOUND, If false, do not try to use LLVM.
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#
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# also defined, but not for general use are
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# LLVM_LIBRARY, where to find the LLVM library.
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if(LLVM_ROOT_DIR)
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if(DEFINED LLVM_VERSION)
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find_program(LLVM_CONFIG llvm-config-${LLVM_VERSION} HINTS ${LLVM_ROOT_DIR}/bin NO_CMAKE_PATH)
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endif()
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if(NOT LLVM_CONFIG)
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find_program(LLVM_CONFIG llvm-config HINTS ${LLVM_ROOT_DIR}/bin NO_CMAKE_PATH)
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endif()
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else()
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if(DEFINED LLVM_VERSION)
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message(running llvm-config-${LLVM_VERSION})
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find_program(LLVM_CONFIG llvm-config-${LLVM_VERSION})
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endif()
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if(NOT LLVM_CONFIG)
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find_program(LLVM_CONFIG llvm-config)
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endif()
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endif()
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execute_process(COMMAND ${LLVM_CONFIG} --includedir
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OUTPUT_VARIABLE LLVM_INCLUDE_DIRS
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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if(NOT DEFINED LLVM_VERSION)
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execute_process(COMMAND ${LLVM_CONFIG} --version
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OUTPUT_VARIABLE LLVM_VERSION
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(LLVM_VERSION ${LLVM_VERSION} CACHE STRING "Version of LLVM to use")
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endif()
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if(NOT LLVM_ROOT_DIR)
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execute_process(COMMAND ${LLVM_CONFIG} --prefix
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OUTPUT_VARIABLE LLVM_ROOT_DIR
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(LLVM_ROOT_DIR ${LLVM_ROOT_DIR} CACHE PATH "Path to the LLVM installation")
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endif()
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if(NOT LLVM_LIBPATH)
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execute_process(COMMAND ${LLVM_CONFIG} --libdir
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OUTPUT_VARIABLE LLVM_LIBPATH
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(LLVM_LIBPATH ${LLVM_LIBPATH} CACHE PATH "Path to the LLVM library path")
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mark_as_advanced(LLVM_LIBPATH)
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endif()
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if(LLVM_STATIC)
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find_library(LLVM_LIBRARY
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NAMES LLVMAnalysis # first of a whole bunch of libs to get
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PATHS ${LLVM_LIBPATH})
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else()
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find_library(LLVM_LIBRARY
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NAMES
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LLVM-${LLVM_VERSION}
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LLVMAnalysis # check for the static library as a fall-back
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PATHS ${LLVM_LIBPATH})
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endif()
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if(LLVM_LIBRARY AND LLVM_ROOT_DIR AND LLVM_LIBPATH)
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if(LLVM_STATIC)
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# if static LLVM libraries were requested, use llvm-config to generate
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# the list of what libraries we need, and substitute that in the right
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# way for LLVM_LIBRARY.
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execute_process(COMMAND ${LLVM_CONFIG} --libfiles
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OUTPUT_VARIABLE LLVM_LIBRARY
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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string(REPLACE " " ";" LLVM_LIBRARY "${LLVM_LIBRARY}")
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endif()
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endif()
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# handle the QUIETLY and REQUIRED arguments and set LLVM_FOUND to TRUE if
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# all listed variables are TRUE
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(LLVM DEFAULT_MSG
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LLVM_LIBRARY)
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mark_as_advanced(
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LLVM_LIBRARY
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)
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