pan class="nf">project(</span><span class="nb">Third</span><span class="w"> </span><span class="no">HOMEPAGE_URL</span><span class="w"> </span><span class="s">&quot;http://third.example.com&quot;</span><span class="nf">)</span><span class="w"></span>
</pre></div>
</div>
<p>And <code class="docutils literal notranslate"><span class="pre">sub/CMakeLists.txt</span></code> with the following contents:</p>
<div class="highlight-cmake notranslate"><div class="highlight"><pre><span></span><span class="nf">project(