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Implement Windows SemLock in _multiprocessing module#7199

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youknowone merged 7 commits intoRustPython:mainfrom

youknowone:win-semlock

Feb 24, 2026

Commits on Feb 23, 2026

Implement Windows SemLock in _multiprocessing module
youknowone
committed
Fix _multiprocessing recv to return bytes and improve SemLock reliability
youknowone
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Include winerror in OSError.__reduce__ on Windows
youknowone
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Remove expectedFailure for tests now passing with Windows SemLock
youknowone
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Fix OSError.__reduce__ to preserve winerror when filename is None
youknowone
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Validate maxvalue > 0 in SemLock and document winerror __reduce__ divergence
youknowone
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Reject embedded null characters in mmap tagname and _winapi file mapping names
youknowone
committed

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