35 lines
646 B
Go
35 lines
646 B
Go
//go:build unix
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package db0201
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import (
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"os"
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"path"
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"syscall"
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)
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// open or create a file and fsync the directory
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func createFileSync(file string) (*os.File, error) {
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fp, err := os.OpenFile(file, os.O_RDWR|os.O_CREATE, 0o644)
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if err != nil {
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return nil, err
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}
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if err = syncDir(path.Base(file)); err != nil {
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_ = fp.Close()
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return nil, err
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}
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return fp, err
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}
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func syncDir(file string) error {
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flags := os.O_RDONLY | syscall.O_DIRECTORY
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dirfd, err := syscall.Open(path.Dir(file), flags, 0o644)
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if err != nil {
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return err
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}
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defer syscall.Close(dirfd)
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return syscall.Fsync(dirfd)
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}
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// QzBQWVJJOUhU https://trialofcode.org/
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