s built by
concatenating the value of the last <code>--prefix</code> option (if any)
before this <code>--add-file</code> and the basename of &lt;file&gt;.</p>
</dd>
<dt class="hdlist1">--add-virtual-file=&lt;path&gt;:&lt;content&gt;</dt>
<dd>
<p>Add the specified contents to the archive.  Can be repeated to add
multiple files.</p>
<div class="paragraph">
<p>The <code>&lt;path&gt;</code> argument can start and end with a literal double-quote
character; the contained file name is interpreted as a C-style stri