Add index to documentation

I found out that gtk-doc can automatically generate a symbols index for
the documentation. Of course we want that!

diff --git a/docs/reference/chimara-docs.sgml b/docs/reference/chimara-docs.sgml
index 1cec326a3a6d75878fc42c5c9072fa298b0939d8..2aeebf473cb615b2f66ca429ca6479bae4e21d17 100644 (file)
--- a/docs/reference/chimara-docs.sgml
+++ b/docs/reference/chimara-docs.sgml
@@ -150,4 +150,10 @@
      <xi:include href="xml/glkext-garglk.xml"/>
     </appendix>
   </reference>
+  
+  <!-- Index -->
+  <index id="api-index">
+   <title>Index of symbols</title>
+   <xi:include href="xml/api-index-full.xml"><xi:fallback /></xi:include>
+  </index>
 </book>