31 lines
696 B
Go
31 lines
696 B
Go
//go:build linux || darwin
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package fileops
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import (
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"errors"
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"fmt"
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"os"
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"syscall"
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)
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func syncDirectory(path string) error {
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directory, err := os.Open(path)
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if err != nil {
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return err
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}
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defer func() { _ = directory.Close() }()
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return syncDirectoryFile(directory, path)
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}
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func syncDirectoryFile(directory *os.File, path string) error {
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err := directory.Sync()
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// Some Unix filesystems do not implement directory syncing. Report this
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// explicitly so callers do not confuse visible replacement with a durable one.
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if errors.Is(err, syscall.EINVAL) || errors.Is(err, syscall.ENOTSUP) {
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return fmt.Errorf("%w for %q: %w", ErrDirectorySyncUnsupported, path, err)
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}
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return err
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}
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