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ci: dep-llvm-windows workflow packaging official LLVM release as Stride.Dependencies.LLVM.Windows
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‎.github/workflows/dep-llvm-windows.yml‎

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name: "Dep: Package LLVM (Windows host)"
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# Repackages the official LLVM Windows release into Stride.Dependencies.LLVM.Windows.
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# No build from source: downloads clang+llvm-<ver>-x86_64-pc-windows-msvc.tar.xz from
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# the upstream GitHub release and keeps only the three binaries Stride.Native.targets
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# invokes on Windows hosts. clang-cl/lld-link/ld.lld/ld64.lld are the same executables
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# dispatching on argv[0], so shipping clang.exe + lld.exe covers every driver via
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# --driver-mode / -flavor flags.
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on:
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workflow_dispatch:
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inputs:
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llvm-version:
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description: LLVM release version (tag llvmorg-<version> on llvm/llvm-project)
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default: 22.1.2
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required: true
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version:
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description: Package version (blank = today's date)
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default: ''
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jobs:
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pack:
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name: Repackage LLVM ${{ github.event.inputs.llvm-version }}
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# Windows runner for the preinstalled nuget.exe (nuspec-based pack, no csproj).
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runs-on: windows-2025-vs2026
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steps:
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- uses: actions/checkout@v4
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with:
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sparse-checkout: build/deps/llvm-windows
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- name: Download and extract official release
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shell: bash
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run: |
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V="${{ github.event.inputs.llvm-version }}"
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URL="https://github.com/llvm/llvm-project/releases/download/llvmorg-$V/clang+llvm-$V-x86_64-pc-windows-msvc.tar.xz"
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echo "Downloading $URL"
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curl -fsSL -o llvm.tar.xz "$URL"
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DEST=build/deps/llvm-windows/tools/win-x64
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mkdir -p "$DEST"
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tar -xJf llvm.tar.xz -C "$DEST" --strip-components=2 \
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"clang+llvm-$V-x86_64-pc-windows-msvc/bin/clang.exe" \
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"clang+llvm-$V-x86_64-pc-windows-msvc/bin/lld.exe" \
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"clang+llvm-$V-x86_64-pc-windows-msvc/bin/llvm-ar.exe"
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{
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printf 'LLVM %s (official upstream release, repackaged)\n' "$V"
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printf 'Source: https://github.com/llvm/llvm-project/releases/tag/llvmorg-%s\n' "$V"
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printf 'Package: clang+llvm-%s-x86_64-pc-windows-msvc.tar.xz (bin/clang.exe, bin/lld.exe, bin/llvm-ar.exe)\n' "$V"
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printf '\n'
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printf 'Stride: %s/%s @ %s\n' "${{ github.server_url }}" "${{ github.repository }}" "${{ github.sha }}"
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printf 'Packaged: %s\n' "$(date -u +%Y-%m-%d)"
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printf 'Workflow: %s/%s/actions/runs/%s\n' "${{ github.server_url }}" "${{ github.repository }}" "${{ github.run_id }}"
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} > "$DEST/VERSION.txt"
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ls -la "$DEST"
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- name: Pack NuGet
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shell: pwsh
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run: |
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$version = "${{ github.event.inputs.version }}"
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if (-not $version) { $version = (Get-Date -Format "yyyy.M.d") }
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nuget pack build/deps/llvm-windows/Stride.Dependencies.LLVM.Windows.nuspec `
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-Version $version `
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-Properties "llvmVersion=${{ github.event.inputs.llvm-version }}" `
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-BasePath build/deps/llvm-windows `
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-OutputDirectory nupkg
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echo "PACKAGE_VERSION=$version" >> $env:GITHUB_ENV
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- name: Upload package artifact
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uses: actions/upload-artifact@v4
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with:
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name: Stride.Dependencies.LLVM.Windows.nupkg
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path: nupkg/*.nupkg
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publish:
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name: Sign & Publish to NuGet.org
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needs: pack
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runs-on: windows-2025-vs2026
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environment: production
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steps:
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- name: Install signing tool
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run: dotnet tool install sign --tool-path ./sign-tool --version 0.9.0-beta.23127.3
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- name: Download artifact
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uses: actions/download-artifact@v4
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with:
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name: Stride.Dependencies.LLVM.Windows.nupkg
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- name: Sign NuGet package
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shell: pwsh
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run: |
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./sign-tool/sign code azure-key-vault *.nupkg `
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--description "Stride" `
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--description-url "https://stride3d.net" `
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--publisher-name "Stride" `
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--azure-key-vault-tenant-id "${{ secrets.STRIDE_SIGN_TENANT_ID }}" `
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--azure-key-vault-client-id "${{ secrets.STRIDE_SIGN_CLIENT_ID }}" `
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--azure-key-vault-client-secret "${{ secrets.STRIDE_SIGN_CLIENT_SECRET }}" `
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--azure-key-vault-certificate "${{ secrets.STRIDE_SIGN_KEYVAULT_CERTIFICATE }}" `
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--azure-key-vault-url "https://${{ secrets.STRIDE_SIGN_KEYVAULT_NAME }}.vault.azure.net/" `
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-v Information
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- name: Publish
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run: |
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dotnet nuget push *.nupkg --api-key "${{ secrets.STRIDE_NUGET_API_KEY }}" --source https://api.nuget.org/v3/index.json --skip-duplicate

‎build/deps/llvm-windows/Stride.Dependencies.LLVM.Windows.nuspec‎

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<?xml version="1.0" encoding="utf-8"?>
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<package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
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<metadata>
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<id>Stride.Dependencies.LLVM.Windows</id>
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<version>$version$</version>
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<authors>Stride Contributors</authors>
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<description>LLVM toolchain (clang, lld, llvm-ar from the official LLVM $llvmVersion$ Windows release) used by Stride.Native.targets to build native code on Windows hosts. Build-time tool package; referenced host-conditionally with PrivateAssets=all.</description>
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<license type="expression">Apache-2.0 WITH LLVM-exception</license>
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<repository type="git" url="https://github.com/stride3d/stride" />
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</metadata>
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<files>
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<!-- Packed by .github/workflows/dep-llvm-windows.yml; see its header for details -->
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<file src="tools/win-x64/clang.exe" target="tools/win-x64/" />
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<file src="tools/win-x64/lld.exe" target="tools/win-x64/" />
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<file src="tools/win-x64/llvm-ar.exe" target="tools/win-x64/" />
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<file src="tools/win-x64/VERSION.txt" target="tools/win-x64/" />
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</files>
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</package>

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