visualboyadvance-m/cmake/LLVMToolchain.cmake

33 lines
928 B
CMake

function(use_llvm_toolchain)
if(CMAKE_C_COMPILER_ID STREQUAL Clang)
set(compiler "${CMAKE_C_COMPILER}")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL Clang)
set(compiler "${CMAKE_CXX_COMPILER}")
else()
return()
endif()
foreach(tool ar ranlib ld nm objdump as)
execute_process(
COMMAND "${compiler}" -print-prog-name=llvm-${tool}
OUTPUT_VARIABLE prog_path
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(prog_path MATCHES "^/")
if(tool STREQUAL ld)
set(tool linker)
elseif(tool STREQUAL as)
set(tool asm_compiler)
endif()
string(TOUPPER ${tool} utool)
set(CMAKE_${utool} "${prog_path}" PARENT_SCOPE)
set(CMAKE_${utool} "${prog_path}" CACHE FILEPATH "${tool}" FORCE)
endif()
endforeach()
endfunction()
use_llvm_toolchain()