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gh-1420: Add a note about long paths support to Windows buildbot setup (#1421)
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testing/new-buildbot-worker.rst

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@@ -102,6 +102,18 @@ can put the ``buildarea`` wherever you want to)::
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(Note that on Windows, the ``buildbot-worker`` command will be in the
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:file:`Scripts` directory of your Python installation.)
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On Windows, `the maximum length for a path is limited
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<https://learn.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation>`_.
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This might cause some tests to fail, unless long paths support is enabled.
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Use this PowerShell command to check whether long paths are enabled::
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Get-ItemProperty -Path "HKLM:\SYSTEM\CurrentControlSet\Control\FileSystem" -Name "LongPathsEnabled"
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If the value is not "1", you can enable long paths using this PowerShell command::
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New-ItemProperty -Path "HKLM:\SYSTEM\CurrentControlSet\Control\FileSystem" -Name "LongPathsEnabled" -Value 1 -PropertyType DWORD -Force
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Once this initial worker setup completes, you should edit the files
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``buildarea/info/admin`` and ``buildarea/info/host`` to provide your contact
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info and information on the host configuration, respectively. This information

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