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27 lines
459 B
Go
27 lines
459 B
Go
//go:build !windows
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package oomkiller
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import (
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"os"
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"syscall"
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)
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func lockDraft(path string) (*os.File, error) {
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file, err := os.OpenFile(path, os.O_CREATE|os.O_RDWR, 0o666)
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if err != nil {
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return nil, err
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}
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err = syscall.Flock(int(file.Fd()), syscall.LOCK_EX|syscall.LOCK_NB)
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if err != nil {
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file.Close()
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return nil, err
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}
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return file, nil
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}
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func unlockDraft(file *os.File) {
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syscall.Flock(int(file.Fd()), syscall.LOCK_UN)
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file.Close()
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}
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