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Retry Windows CMake build on transient vcpkg applocal failures #502

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gpx1000 merged 1 commit into from
Sep 3, 2026
+20 −1
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Retry Windows CMake build on transient vcpkg applocal failures #502

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21 changes: 20 additions & 1 deletion .github/workflows/workflow.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -422,10 +422,29 @@ jobs:
-DCMAKE_C_COMPILER_LAUNCHER=ccache \
-DCMAKE_CXX_COMPILER_LAUNCHER=ccache

- name: Build
- name: Build (Unix)
if: runner.os != 'Windows'
working-directory: ${{github.workspace}}/attachments
run: cmake --build build --config Release --parallel 4

- name: Build (Windows)
if: runner.os == 'Windows'
working-directory: ${{github.workspace}}/attachments
shell: pwsh
run: |
# vcpkg's applocal DLL-copy post-build step (z-applocal) can hit a
# transient ERROR_SHARING_VIOLATION (exit code 32) when several
# vcxproj builds run in parallel and race on the same source DLL.
# Retry a few times before giving up.
$maxAttempts = 3
for ($attempt = 1; $attempt -le $maxAttempts; $attempt++) {
cmake --build build --config Release --parallel 4
if ($LASTEXITCODE -eq 0) { break }
Write-Host "Build attempt $attempt failed (exit $LASTEXITCODE); retrying..."
Start-Sleep -Seconds 5
}
exit $LASTEXITCODE

- name: ccache statistics
if: runner.os == 'Linux'
run: ccache -s
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