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<a name="Emacs"></a>
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<p>
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<a name="Emacs-1"></a>
<h3 class="section">3.15 Emacs</h3>
<a name="index-Emacs"></a>
<a name="index-info_002dlookup_002dsymbol"></a>
<p><tt class="key">C-h C-i</tt> (<code>info-lookup-symbol</code>) is a good way to find documentation
on C functions while editing (see <a href="http://www.gnu.org/software/emacs/manual/html_node/emacs/Info-Lookup.html#Info-Lookup">Info Documentation Lookup</a> in <cite>The Emacs Editor</cite>).
</p>
<p>The GMP manual can be included in such lookups by putting the following in
your <samp>.emacs</samp>,
</p>
<div class="example">
<pre class="example">(eval-after-load &quot;info-look&quot;
'(let ((mode-value (assoc 'c-mode (assoc 'symbol info-lookup-alist))))
(setcar (nthcdr 3 mode-value)
(cons '(&quot;(gmp)Function Index&quot; nil &quot;^ -.* &quot; &quot;\\&gt;&quot;)
(nth 3 mode-value)))))
</pre></div>
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