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@@ -1,40 +0,0 @@
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-// +build !windows
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-
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-package dockerfile
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-
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-import (
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- "os"
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- "path/filepath"
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-)
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-
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-func fixPermissions(source, destination string, uid, gid int, destExisted bool) error {
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- // If the destination didn't already exist, or the destination isn't a
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- // directory, then we should Lchown the destination. Otherwise, we shouldn't
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- // Lchown the destination.
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- destStat, err := os.Stat(destination)
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- if err != nil {
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- // This should *never* be reached, because the destination must've already
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- // been created while untar-ing the context.
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- return err
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- }
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- doChownDestination := !destExisted || !destStat.IsDir()
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-
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- // We Walk on the source rather than on the destination because we don't
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- // want to change permissions on things we haven't created or modified.
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- return filepath.Walk(source, func(fullpath string, info os.FileInfo, err error) error {
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- // Do not alter the walk root iff. it existed before, as it doesn't fall under
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- // the domain of "things we should chown".
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- if !doChownDestination && (source == fullpath) {
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- return nil
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- }
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-
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- // Path is prefixed by source: substitute with destination instead.
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- cleaned, err := filepath.Rel(source, fullpath)
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- if err != nil {
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- return err
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- }
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-
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- fullpath = filepath.Join(destination, cleaned)
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- return os.Lchown(fullpath, uid, gid)
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- })
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-}
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