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| 1 | +#!/usr/bin/env pwsh |
| 2 | +# This script is only for linux distro: debian or ubuntu |
| 3 | +# llvm package list: https://github.com/opencollab/llvm-jenkins.debian.net/blob/master/llvm.sh |
| 4 | +param( |
| 5 | + $action = '', |
| 6 | + $ver = 21, |
| 7 | + $tool = 'all' |
| 8 | +) |
| 9 | + |
| 10 | +$ver = [int]$ver |
| 11 | + |
| 12 | +if (!$tool -or $tool -eq 'all') { |
| 13 | + $llvm_packages = @("clang-$ver", "lldb-$ver", "lld-$ver", "clangd-$ver") |
| 14 | + $llvm_binaries = @( |
| 15 | + 'clang' |
| 16 | + 'clang++' |
| 17 | + 'lldb' |
| 18 | + 'llvm-ar' |
| 19 | + 'llvm-ranlib' |
| 20 | + 'llvm-nm' |
| 21 | + 'llvm-objdump' |
| 22 | + 'llvm-config' |
| 23 | + ) |
| 24 | + if ($tool -eq 'all') { |
| 25 | + $llvm_packages += @( |
| 26 | + "clang-tidy-$ver" |
| 27 | + "clang-format-$ver" |
| 28 | + "clang-tools-$ver" |
| 29 | + "llvm-$ver-dev" |
| 30 | + "lld-$ver" |
| 31 | + "lldb-$ver" |
| 32 | + "llvm-$ver-tools" |
| 33 | + "libomp-$ver-dev" |
| 34 | + "libc++-$ver-dev" |
| 35 | + "libc++abi-$ver-dev" |
| 36 | + "libclang-common-$ver-dev" |
| 37 | + "libclang-$ver-dev" |
| 38 | + "libclang-cpp$ver-dev" |
| 39 | + "libunwind-$ver-dev" |
| 40 | + ) |
| 41 | + if ($ver -gt 14) { |
| 42 | + $llvm_packages += "libclang-rt-$ver-dev", "libpolly-$ver-dev" |
| 43 | + } |
| 44 | + $llvm_binaries += @( |
| 45 | + 'clang-format' |
| 46 | + 'clang-tidy' |
| 47 | + 'clangd' |
| 48 | + 'lldb-dap' |
| 49 | + ) |
| 50 | + } |
| 51 | +} |
| 52 | +else { |
| 53 | + $llvm_packages = @("$tool-$ver") |
| 54 | + $llvm_binaries = @($tool) |
| 55 | +} |
| 56 | + |
| 57 | +if (!$tool -or $tool -eq 'all') { |
| 58 | + $llvm_tool = 'clang' |
| 59 | + $llvm_tool_real = "clang-$ver" |
| 60 | +} |
| 61 | +else { |
| 62 | + $llvm_tool = $tool |
| 63 | + $llvm_tool_real = "$tool-$ver" |
| 64 | +} |
| 65 | + |
| 66 | +function find_llvm_tool() { |
| 67 | + $verStr = $(& $llvm_tool --version 2>$null) | Select-Object -First 1 |
| 68 | + $matchInfo = [Regex]::Match($verStr, '(\d+\.)+(\*|\d+)(\-[a-z0-9]+)?') |
| 69 | + $foundVer = $matchInfo.Value |
| 70 | + return $foundVer |
| 71 | +} |
| 72 | + |
| 73 | +function active_llvm($ver) { |
| 74 | + echo "Activating llvm-$ver ..." |
| 75 | + |
| 76 | + |
| 77 | + # list available llvm versions |
| 78 | + sudo update-alternatives --display $llvm_tool |
| 79 | + |
| 80 | + $actived_ver = [Version]$(find_llvm_tool) |
| 81 | + |
| 82 | + if ($actived_ver.Major -ne $ver) { |
| 83 | + # force set llvm to the specific version |
| 84 | + echo "Forcing switch actived llvm $($actived_ver.Major) => $ver ..." |
| 85 | + foreach ($exe_name in $llvm_binaries) { |
| 86 | + echo "Active alternative: $exe_name /usr/bin/$exe_name-$ver" |
| 87 | + sudo update-alternatives --set $exe_name /usr/bin/$exe_name-$ver |
| 88 | + } |
| 89 | + |
| 90 | + $actived_ver = [Version]$(find_llvm_tool) |
| 91 | + } |
| 92 | + |
| 93 | + # check result llvm version |
| 94 | + $llvm_tool_cmd = Get-Command $llvm_tool -ErrorAction SilentlyContinue |
| 95 | + echo "Activated llvm tool: $($llvm_tool_cmd.Source), version: $actived_ver" |
| 96 | +} |
| 97 | + |
| 98 | +# install |
| 99 | +if ($action -eq 'install') { |
| 100 | + $llvm_tool_cmd = Get-Command $llvm_tool_real -ErrorAction SilentlyContinue |
| 101 | + if (!$llvm_tool_cmd) { |
| 102 | + echo "Installing llvm $llvm_tool_real..." |
| 103 | + curl -fsSL https://apt.llvm.org/llvm-snapshot.gpg.key | sudo tee /etc/apt/trusted.gpg.d/apt.llvm.org.asc |
| 104 | + $codename = (lsb_release -cs) |
| 105 | + $repoName = "deb http://apt.llvm.org/$codename/ llvm-toolchain-$codename-$ver main" |
| 106 | + sudo add-apt-repository -y $repoName |
| 107 | + sudo apt-get update |
| 108 | + sudo apt-get install --allow-unauthenticated --yes $llvm_packages |
| 109 | + } |
| 110 | + |
| 111 | + # config installed llvm to alternatives |
| 112 | + $priority = $ver * 10 |
| 113 | + $success_count = 0 |
| 114 | + foreach ($exe_name in $llvm_binaries) { |
| 115 | + echo "Install alternative: /usr/bin/$exe_name $exe_name /usr/bin/$exe_name-$ver $priority" |
| 116 | + $actual_path = "/usr/bin/$exe_name-$ver" |
| 117 | + if (Test-Path $actual_path -PathType Leaf) { |
| 118 | + sudo update-alternatives --install /usr/bin/$exe_name $exe_name $actual_path $priority |
| 119 | + ++$success_count |
| 120 | + } |
| 121 | + else { |
| 122 | + Write-Warning "llvm.ps1: warning: the executable: $actual_path not exist" |
| 123 | + } |
| 124 | + } |
| 125 | + if ($success_count -eq 0) { |
| 126 | + throw 'llvm.ps1: error: all packages install failed!' |
| 127 | + } |
| 128 | +} |
| 129 | +elseif ($action -eq 'uninstall') { |
| 130 | + # uninstall |
| 131 | + echo "Uninstalling llvm-$ver ..." |
| 132 | + |
| 133 | + # remove alternatives |
| 134 | + foreach ($exe_name in $llvm_binaries) { |
| 135 | + echo "Remove alternative: $exe_name /usr/bin/$exe_name-$ver" |
| 136 | + sudo update-alternatives --remove $exe_name /usr/bin/$exe_name-$ver |
| 137 | + } |
| 138 | + |
| 139 | + # uninstall llvm packages via apt |
| 140 | + echo "Removing llvm-$ver packages ..." |
| 141 | + sudo apt-get remove -y $llvm_packages |
| 142 | + sudo apt-get autoremove -y |
| 143 | + |
| 144 | + echo "llvm packages: $llvm_packages has been uninstalled." |
| 145 | +} |
| 146 | +elseif ($action -eq 'list') { |
| 147 | + foreach ($exe_name in $llvm_binaries) { |
| 148 | + sudo update-alternatives --display $exe_name |
| 149 | + } |
| 150 | +} |
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