[gtk-doc] mkhrml2: add tag converter for anchor

[Stefan Sauer <stefkost src gnome org>]

commit de6ab379dab135a54bbd63ddf88a9b5ccd907a27
Author: Stefan Sauer <ensonic users sf net>
Date:   Sun Apr 1 11:26:02 2018 +0200

    mkhrml2: add tag converter for anchor

 gtkdoc/mkhtml2.py |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/gtkdoc/mkhtml2.py b/gtkdoc/mkhtml2.py
index 64c8a7c..0b7faeb 100644
--- a/gtkdoc/mkhtml2.py
+++ b/gtkdoc/mkhtml2.py
@@ -339,6 +339,10 @@ def convert_acronym(ctx, xml):
     return result
 
 
+def convert_anchor(ctx, xml):
+    return ['<a name="%s"></a>' % xml.attrib['id']]
+
+
 def convert_bookinfo(ctx, xml):
     result = ['<div class="titlepage">']
     convert_inner(ctx, xml, result)
@@ -800,6 +804,7 @@ def convert_varlistentry(ctx, xml):
 convert_tags = {
     'abstract': convert_abstract,
     'acronym': convert_acronym,
+    'anchor': convert_anchor,
     'application': convert_span,
     'bookinfo': convert_bookinfo,
     'blockquote': convert_blockquote,