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Fixed file loss when power off #44

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Fixed file loss when power off #44

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3 changes: 2 additions & 1 deletion apply.go
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Original file line number Diff line number Diff line change
Expand Up @@ -117,7 +117,8 @@ func Apply(update io.Reader, opts Options) error {
if err != nil {
return err
}

//don't call fp.Sync().system power off ,file will lost
fp.Sync()
// if we don't call fp.Close(), windows won't let us move the new executable
// because the file will still be "in use"
fp.Close()
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