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#!/usr/bin/env bash | |
# --slave /usr/bin/$1 $1 /usr/bin/$1-\${version} \\ | |
function register_clang_version { | |
local version=$1 | |
local priority=$2 | |
update-alternatives \ | |
--install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-${version} ${priority} \ | |
--slave /usr/bin/llvm-ar llvm-ar /usr/bin/llvm-ar-${version} \ | |
--slave /usr/bin/llvm-as llvm-as /usr/bin/llvm-as-${version} \ | |
--slave /usr/bin/llvm-bcanalyzer llvm-bcanalyzer /usr/bin/llvm-bcanalyzer-${version} \ | |
--slave /usr/bin/llvm-cov llvm-cov /usr/bin/llvm-cov-${version} \ | |
--slave /usr/bin/llvm-diff llvm-diff /usr/bin/llvm-diff-${version} \ | |
--slave /usr/bin/llvm-dis llvm-dis /usr/bin/llvm-dis-${version} \ | |
--slave /usr/bin/llvm-dwarfdump llvm-dwarfdump /usr/bin/llvm-dwarfdump-${version} \ | |
--slave /usr/bin/llvm-extract llvm-extract /usr/bin/llvm-extract-${version} \ | |
--slave /usr/bin/llvm-link llvm-link /usr/bin/llvm-link-${version} \ | |
--slave /usr/bin/llvm-mc llvm-mc /usr/bin/llvm-mc-${version} \ | |
--slave /usr/bin/llvm-mcmarkup llvm-mcmarkup /usr/bin/llvm-mcmarkup-${version} \ | |
--slave /usr/bin/llvm-nm llvm-nm /usr/bin/llvm-nm-${version} \ | |
--slave /usr/bin/llvm-objdump llvm-objdump /usr/bin/llvm-objdump-${version} \ | |
--slave /usr/bin/llvm-ranlib llvm-ranlib /usr/bin/llvm-ranlib-${version} \ | |
--slave /usr/bin/llvm-readobj llvm-readobj /usr/bin/llvm-readobj-${version} \ | |
--slave /usr/bin/llvm-rtdyld llvm-rtdyld /usr/bin/llvm-rtdyld-${version} \ | |
--slave /usr/bin/llvm-size llvm-size /usr/bin/llvm-size-${version} \ | |
--slave /usr/bin/llvm-stress llvm-stress /usr/bin/llvm-stress-${version} \ | |
--slave /usr/bin/llvm-symbolizer llvm-symbolizer /usr/bin/llvm-symbolizer-${version} \ | |
--slave /usr/bin/llvm-tblgen llvm-tblgen /usr/bin/llvm-tblgen-${version} | |
update-alternatives \ | |
--install /usr/bin/clang clang /usr/bin/clang-${version} ${priority} \ | |
--slave /usr/bin/clang++ clang++ /usr/bin/clang++-${version} \ | |
--slave /usr/bin/asan_symbolize asan_symbolize /usr/bin/asan_symbolize-${version} \ | |
--slave /usr/bin/c-index-test c-index-test /usr/bin/c-index-test-${version} \ | |
--slave /usr/bin/clang-check clang-check /usr/bin/clang-check-${version} \ | |
--slave /usr/bin/clang-cl clang-cl /usr/bin/clang-cl-${version} \ | |
--slave /usr/bin/clang-cpp clang-cpp /usr/bin/clang-cpp-${version} \ | |
--slave /usr/bin/clang-format clang-format /usr/bin/clang-format-${version} \ | |
--slave /usr/bin/clang-format-diff clang-format-diff /usr/bin/clang-format-diff-${version} \ | |
--slave /usr/bin/clang-import-test clang-import-test /usr/bin/clang-import-test-${version} \ | |
--slave /usr/bin/clang-include-fixer clang-include-fixer /usr/bin/clang-include-fixer-${version} \ | |
--slave /usr/bin/clang-offload-bundler clang-offload-bundler /usr/bin/clang-offload-bundler-${version} \ | |
--slave /usr/bin/clang-query clang-query /usr/bin/clang-query-${version} \ | |
--slave /usr/bin/clang-rename clang-rename /usr/bin/clang-rename-${version} \ | |
--slave /usr/bin/clang-reorder-fields clang-reorder-fields /usr/bin/clang-reorder-fields-${version} \ | |
--slave /usr/bin/clang-tidy clang-tidy /usr/bin/clang-tidy-${version} \ | |
--slave /usr/bin/lldb lldb /usr/bin/lldb-${version} \ | |
--slave /usr/bin/lldb-server lldb-server /usr/bin/lldb-server-${version} | |
} | |
register_clang_version $1 $2 |
I had to add a bunch of other slaves to clang config, including clangd, clang-tidy, etc.
#!/usr/bin/env bash
# --slave /usr/bin/$1 $1 /usr/bin/$1-\${version} \\
function register_clang_version {
local version=$1
local priority=$2
update-alternatives \
--verbose \
--install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-${version} ${priority} \
--slave /usr/bin/llvm-ar llvm-ar /usr/bin/llvm-ar-${version} \
--slave /usr/bin/llvm-as llvm-as /usr/bin/llvm-as-${version} \
--slave /usr/bin/llvm-bcanalyzer llvm-bcanalyzer /usr/bin/llvm-bcanalyzer-${version} \
--slave /usr/bin/llvm-c-test llvm-c-test /usr/bin/llvm-c-test-${version} \
--slave /usr/bin/llvm-cat llvm-cat /usr/bin/llvm-cat-${version} \
--slave /usr/bin/llvm-cfi-verify llvm-cfi-verify /usr/bin/llvm-cfi-verify-${version} \
--slave /usr/bin/llvm-cov llvm-cov /usr/bin/llvm-cov-${version} \
--slave /usr/bin/llvm-cvtres llvm-cvtres /usr/bin/llvm-cvtres-${version} \
--slave /usr/bin/llvm-cxxdump llvm-cxxdump /usr/bin/llvm-cxxdump-${version} \
--slave /usr/bin/llvm-cxxfilt llvm-cxxfilt /usr/bin/llvm-cxxfilt-${version} \
--slave /usr/bin/llvm-diff llvm-diff /usr/bin/llvm-diff-${version} \
--slave /usr/bin/llvm-dis llvm-dis /usr/bin/llvm-dis-${version} \
--slave /usr/bin/llvm-dlltool llvm-dlltool /usr/bin/llvm-dlltool-${version} \
--slave /usr/bin/llvm-dwarfdump llvm-dwarfdump /usr/bin/llvm-dwarfdump-${version} \
--slave /usr/bin/llvm-dwp llvm-dwp /usr/bin/llvm-dwp-${version} \
--slave /usr/bin/llvm-exegesis llvm-exegesis /usr/bin/llvm-exegesis-${version} \
--slave /usr/bin/llvm-extract llvm-extract /usr/bin/llvm-extract-${version} \
--slave /usr/bin/llvm-lib llvm-lib /usr/bin/llvm-lib-${version} \
--slave /usr/bin/llvm-link llvm-link /usr/bin/llvm-link-${version} \
--slave /usr/bin/llvm-lto llvm-lto /usr/bin/llvm-lto-${version} \
--slave /usr/bin/llvm-lto2 llvm-lto2 /usr/bin/llvm-lto2-${version} \
--slave /usr/bin/llvm-mc llvm-mc /usr/bin/llvm-mc-${version} \
--slave /usr/bin/llvm-mca llvm-mca /usr/bin/llvm-mca-${version} \
--slave /usr/bin/llvm-modextract llvm-modextract /usr/bin/llvm-modextract-${version} \
--slave /usr/bin/llvm-mt llvm-mt /usr/bin/llvm-mt-${version} \
--slave /usr/bin/llvm-nm llvm-nm /usr/bin/llvm-nm-${version} \
--slave /usr/bin/llvm-objcopy llvm-objcopy /usr/bin/llvm-objcopy-${version} \
--slave /usr/bin/llvm-objdump llvm-objdump /usr/bin/llvm-objdump-${version} \
--slave /usr/bin/llvm-opt-report llvm-opt-report /usr/bin/llvm-opt-report-${version} \
--slave /usr/bin/llvm-pdbutil llvm-pdbutil /usr/bin/llvm-pdbutil-${version} \
--slave /usr/bin/llvm-PerfectShuffle llvm-PerfectShuffle /usr/bin/llvm-PerfectShuffle-${version} \
--slave /usr/bin/llvm-profdata llvm-profdata /usr/bin/llvm-profdata-${version} \
--slave /usr/bin/llvm-ranlib llvm-ranlib /usr/bin/llvm-ranlib-${version} \
--slave /usr/bin/llvm-rc llvm-rc /usr/bin/llvm-rc-${version} \
--slave /usr/bin/llvm-readelf llvm-readelf /usr/bin/llvm-readelf-${version} \
--slave /usr/bin/llvm-readobj llvm-readobj /usr/bin/llvm-readobj-${version} \
--slave /usr/bin/llvm-rtdyld llvm-rtdyld /usr/bin/llvm-rtdyld-${version} \
--slave /usr/bin/llvm-size llvm-size /usr/bin/llvm-size-${version} \
--slave /usr/bin/llvm-split llvm-split /usr/bin/llvm-split-${version} \
--slave /usr/bin/llvm-stress llvm-stress /usr/bin/llvm-stress-${version} \
--slave /usr/bin/llvm-strings llvm-strings /usr/bin/llvm-strings-${version} \
--slave /usr/bin/llvm-strip llvm-strip /usr/bin/llvm-strip-${version} \
--slave /usr/bin/llvm-symbolizer llvm-symbolizer /usr/bin/llvm-symbolizer-${version} \
--slave /usr/bin/llvm-tblgen llvm-tblgen /usr/bin/llvm-tblgen-${version} \
--slave /usr/bin/llvm-undname llvm-undname /usr/bin/llvm-undname-${version} \
--slave /usr/bin/llvm-xray llvm-xray /usr/bin/llvm-xray-${version}
update-alternatives \
--verbose \
--install /usr/bin/clang clang /usr/bin/clang-${version} ${priority} \
--slave /usr/bin/clang++ clang++ /usr/bin/clang++-${version} \
--slave /usr/bin/clang-format clang-format /usr/bin/clang-format-${version} \
--slave /usr/bin/clang-cpp clang-cpp /usr/bin/clang-cpp-${version} \
--slave /usr/bin/clang-cl clang-cl /usr/bin/clang-cl-${version} \
--slave /usr/bin/clangd clangd /usr/bin/clangd-${version} \
--slave /usr/bin/clang-tidy clang-tidy /usr/bin/clang-tidy-${version} \
--slave /usr/bin/clang-check clang-check /usr/bin/clang-check-${version} \
--slave /usr/bin/clang-query clang-query /usr/bin/clang-query-${version} \
--slave /usr/bin/asan_symbolize asan_symbolize /usr/bin/asan_symbolize-${version} \
--slave /usr/bin/bugpoint bugpoint /usr/bin/bugpoint-${version} \
--slave /usr/bin/dsymutil dsymutil /usr/bin/dsymutil-${version} \
--slave /usr/bin/lld lld /usr/bin/lld-${version} \
--slave /usr/bin/ld.lld ld.lld /usr/bin/ld.lld-${version} \
--slave /usr/bin/lld-link lld-link /usr/bin/lld-link-${version} \
--slave /usr/bin/llc llc /usr/bin/llc-${version} \
--slave /usr/bin/lli lli /usr/bin/lli-${version} \
--slave /usr/bin/obj2yaml obj2yaml /usr/bin/obj2yaml-${version} \
--slave /usr/bin/opt opt /usr/bin/opt-${version} \
--slave /usr/bin/sanstats sanstats /usr/bin/sanstats-${version} \
--slave /usr/bin/verify-uselistorder verify-uselistorder /usr/bin/verify-uselistorder-${version} \
--slave /usr/bin/wasm-ld wasm-ld /usr/bin/wasm-ld-${version} \
--slave /usr/bin/yaml2obj yaml2obj /usr/bin/yaml2obj-${version}
}
register_clang_version $1 $2
Did an audit of the llvm 19 family of packages on Debian from apt.llvm.org and found the below to be exhaustive, and separated by package, whereas the above conflate multiple packages together:
Here's the script snippet
update-alternatives-many() {
local exe="$1" version="$2" priority="$3"
shift 3
local args=(--install "/usr/bin/${exe}" "${exe}" "/usr/bin/${exe}-${version}" "${priority}")
local slave slave_tgt
for slave in "$@"; do
if [[ "$slave" = *.py ]]; then
slave_tgt="${slave%.py}-${version}.py"
else
slave_tgt="${slave}-${version}"
fi
args+=(--slave "/usr/bin/${slave}" "${slave}" "/usr/bin/${slave_tgt}")
done
update-alternatives "${args[@]}"
}
update-alternatives-llvm() {
local version="$1" priority="${2:-100}"
update-alternatives-many llvm-bolt "${version}" "${priority}" \
llvm-bolt-heatmap llvm-boltdiff merge-fdata perf2bolt
update-alternatives-many clang "${version}" "${priority}" \
clang++ clang-cpp asan_symbolize
update-alternatives-many clang-format "${version}" "${priority}" \
clang-format-diff git-clang-format
update-alternatives-many clang-tidy "${version}" "${priority}" \
clang-tidy-diff.py run-clang-tidy run-clang-tidy.py
# clang-tools
update-alternatives-many clang-check "${version}" "${priority}" \
amdgpu-arch analyze-build c-index-test clang-apply-replacements \
clang-change-namespace clang-cl clang-doc clang-extdef-mapping \
clang-include-cleaner clang-include-fixer clang-installapi \
clang-linker-wrapper clang-move clang-nvlink-wrapper \
clang-offload-bundler clang-offload-packager clang-pseudo \
clang-query clang-refactor clang-rename clang-reorder-fields \
clang-repl clang-scan-deps clang-tblgen diagtool find-all-symbols \
hmaptool hwasan_symbolize intercept-build modularize nvptx-arch \
pp-trace sancov scan-build scan-build-py scan-view
update-alternatives-many clangd "${version}" "${priority}"
# flang
update-alternatives-many flang-new "${version}" "${priority}" \
bbc f18-parse-demo fir-opt tco
# libomp-dev
update-alternatives-many llvm-omp-device-info "${version}" "${priority}" \
llvm-omp-kernel-replay
update-alternatives-many lld "${version}" "${priority}" \
ld.lld ld64.lld lld-link wasm-ld
update-alternatives-many lldb "${version}" "${priority}" \
lldb-argdumper lldb-dap lldb-instr lldb-server
# llvm-runtime
update-alternatives-many lli "${version}" "${priority}" \
lli-child-target
# llvm-tools
update-alternatives-many not "${version}" "${priority}" \
FileCheck UnicodeNameMappingGenerator count \
split-file yaml-bench
# llvm
update-alternatives-many llvm-config "${version}" "${priority}" \
bugpoint dsymutil llc llvm-PerfectShuffle llvm-addr2line \
llvm-ar llvm-as llvm-bcanalyzer llvm-bitcode-strip llvm-c-test \
llvm-cat llvm-cfi-verify llvm-cov llvm-cvtres llvm-cxxdump \
llvm-cxxfilt llvm-cxxmap llvm-debuginfo-analyzer llvm-debuginfod \
llvm-debuginfod-find llvm-diff llvm-dis llvm-dlltool llvm-dwarfdump \
llvm-dwarfutil llvm-dwp llvm-exegesis llvm-extract llvm-gsymutil \
llvm-ifs llvm-install-name-tool llvm-jitlink llvm-jitlink-executor \
llvm-lib llvm-libtool-darwin llvm-link llvm-lipo llvm-lto llvm-lto2 \
llvm-mc llvm-mca llvm-ml llvm-modextract llvm-mt llvm-nm llvm-objcopy \
llvm-objdump llvm-opt-report llvm-otool llvm-pdbutil llvm-profdata \
llvm-profgen llvm-ranlib llvm-rc llvm-readelf llvm-readobj \
llvm-readtapi llvm-reduce llvm-remarkutil llvm-rtdyld llvm-sim \
llvm-size llvm-split llvm-stress llvm-strings llvm-strip \
llvm-symbolizer llvm-tblgen llvm-tli-checker llvm-undname \
llvm-windres llvm-xray obj2yaml opt reduce-chunk-list sanstats \
verify-uselistorder yaml2obj
# mlir-tools
update-alternatives-many mlir-tblgen "${version}" "${priority}" \
mlir-cat mlir-cpu-runner mlir-linalg-ods-yaml-gen mlir-lsp-server \
mlir-minimal-opt mlir-minimal-opt-canonicalize mlir-opt mlir-pdll \
mlir-pdll-lsp-server mlir-query mlir-reduce mlir-transform-opt \
mlir-translate tblgen-lsp-server tblgen-to-irdl
}
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There are plenty llvm related tools (more than 100).
I‘ve wrote a script to glob all llvm tools instead of manually specify them , tested on Ubuntu 22.04 x86_64.
It would automatically glob all the tools in
/lib/llvm-${VERSION}
as slave commands of/usr/bin/clang-{VERSION}
See: https://github.com/ShangjinTang/dotfiles/blob/05ef87daae29475244c276db5d406b58c52be445/linux/ubuntu/22.04/bin/update-alternatives-clang
To use it (requires sudo permission):
Result: