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Radar · Go · Archive · Week 25 · Jun 16 – 22, 2025

os: add (*Process).WithHandle

Worth knowingstdlib

What changed
A new method WithHandle on os.Process calls a supplied function with a valid process handle (pidfd on Linux 5.4+ or a Windows handle). If no handle is available it returns ErrNoHandle.
Production impact
The source does not say.
Try it
Create an os.Process and call WithHandle to print the handle value.
Source
github.com/golang/go/issues/70352

Written by gpt-oss-20b from the linked source · claims checked against the sources · archive, not individually reviewed