cution &amp; Pascal code to check registry during installation
  # If the user has R, don't give them an extra copy
  # If the user needs R, give it to them
  run_section() %&gt;%
  code_section() %&gt;%

  # Write the Inno Setup script
  writeLines(file.path("my/app/path", "My AppName.iss"))

  # Check your files, then
  compile_iss()
</code></pre>
<p>Feel free to read the Inno Setup <a href="http://www.jrsoftware.org/ishelp/">documentation</a> and RInno’s documentation to get a sense for what is possibl