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support CC=clang and LD=ld.lld #183

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support CC=clang and LD=ld.lld #183

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12 changes: 11 additions & 1 deletion dkms.in
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Original file line number Diff line number Diff line change
Expand Up @@ -571,6 +571,16 @@ read_conf()
make_command="${MAKE[$index]}"
done

# Check if clang was used to compile or lld was used to link the kernel.
if [[ -e $kernel_source_dir/vmlinux ]]; then
if readelf -p .comment $kernel_source_dir/vmlinux | grep -q clang; then
make_command="${make_command} CC=clang"
fi
if readelf -p .comment $kernel_source_dir/vmlinux | grep -q LLD; then
make_command="${make_command} LD=ld.lld"
fi
fi

# Use the generic make and make clean commands if not specified
[[ ! $make_command ]] && make_command="make -C $kernel_source_dir M=$dkms_tree/$module/$module_version/build"
[[ ! $clean ]] && clean="make -C $kernel_source_dir M=$dkms_tree/$module/$module_version/build clean"
Expand Down Expand Up @@ -911,7 +921,7 @@ actual_build()
invoke_command "$clean" "cleaning build area" background
echo $"DKMS make.log for $module-$module_version for kernel $kernelver ($arch)" >> "$build_log"
date >> "$build_log"
local the_make_command="${make_command/#make/make -j$parallel_jobs KERNELRELEASE=$kernelver}"
local the_make_command="${make_command} -j$parallel_jobs KERNELRELEASE=$kernelver"

invoke_command "{ $the_make_command; } >> $build_log 2>&1" "$the_make_command" background || \
report_build_problem 10 $"Bad return status for module build on kernel: $kernelver ($arch)" \
Expand Down