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cmake: clang: Detect host installed clang

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In case TOOLCHAIN_HOME isn't explicitly reuqested,
(or indirectly forced with CLANG_ROOT_DIR), detect
any host installed clang in the path.

Signed-off-by: Oleg Zhurakivskyy <oleg.zhurakivskyy@intel.com>
This commit is contained in:
Oleg Zhurakivskyy 2019-03-08 13:08:14 +02:00 • committed by Anas Nashif
commit 2688bfad8e
2 changed files with 22 additions and 10 deletions
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25
cmake/compiler/clang/target.cmake
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@ -11,15 +11,22 @@ if(NOT DEFINED NOSYSDEF_CFLAG)
set(NOSYSDEF_CFLAG -undef)
endif()
find_program(CMAKE_C_COMPILER clang PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
find_program(CMAKE_CXX_COMPILER clang++ PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
find_program(CMAKE_AR llvm-ar PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
find_program(CMAKE_LINKER llvm-link PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
find_program(CMAKE_NM llvm-nm PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
find_program(CMAKE_OBJDUMP llvm-objdump PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
find_program(CMAKE_RANLIB llvm-ranlib PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
find_program(CMAKE_OBJCOPY objcopy PATH ${TOOLCHAIN_HOME})
find_program(CMAKE_READELF readelf PATH ${TOOLCHAIN_HOME})
if(DEFINED TOOLCHAIN_HOME)
set(find_program_clang_args PATH ${TOOLCHAIN_HOME} NO_DEFAULT_PATH)
set(find_program_binutils_args PATH ${TOOLCHAIN_HOME})
endif()
find_program(CMAKE_C_COMPILER clang ${find_program_clang_args})
find_program(CMAKE_CXX_COMPILER clang++ ${find_program_clang_args})
find_program(CMAKE_AR llvm-ar ${find_program_clang_args})
find_program(CMAKE_LINKER llvm-link ${find_program_clang_args})
find_program(CMAKE_NM llvm-nm ${find_program_clang_args})
find_program(CMAKE_OBJDUMP llvm-objdump ${find_program_clang_args})
find_program(CMAKE_RANLIB llvm-ranlib ${find_program_clang_args})
find_program(CMAKE_OBJCOPY objcopy ${find_program_binutils_args})
find_program(CMAKE_READELF readelf ${find_program_binutils_args})
foreach(file_name include include-fixed)
execute_process(