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Allow symlinks that use absolute path within the memfs/tar. #291
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Fixes case where /home/rihan/bar/etc/alternatives/pager is symlinked to /bin/more
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yiranwang52
reviewed
Dec 2, 2019
| if err != nil { | ||
| return fmt.Errorf("trim link %s: %s", linkTarget, err) | ||
| } | ||
| if filepath.IsAbs(linkTarget) && strings.HasPrefix(linkTarget, fs.tree.src) { |
| } | ||
| if filepath.IsAbs(linkTarget) && strings.HasPrefix(linkTarget, fs.tree.src) { | ||
| linkTarget, err = pathutils.TrimRoot(linkTarget, fs.tree.src) | ||
| if err != nil { |
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Fixes case where /home/rihan/bar/etc/alternatives/pager is symlinked to /bin/more. Without this change TrimRoot fails when it tries to trim fs.tree.src from linkTarget.