From eef13f01eb8e7537481a2b0b510051f4d6796788 Mon Sep 17 00:00:00 2001
From: Bob Stayton <bobs@sagehill.net>
Date: Sun, 15 Mar 2009 19:38:17 +0000
Subject: [PATCH] Pass through an id on primary, secondary, or tertiary to the
 index entry, so that one could link to an index entry. You can't link to the
 id on an indexterm because that is used to place the main anchor in the text
 flow.

---
 xsl/html/autoidx.xsl | 9 +++++++++
 xsl/html/xref.xsl    | 4 ++++
 2 files changed, 13 insertions(+)

diff --git a/xsl/html/autoidx.xsl b/xsl/html/autoidx.xsl
index c646d7743..ad9f817d6 100644
--- a/xsl/html/autoidx.xsl
+++ b/xsl/html/autoidx.xsl
@@ -273,6 +273,9 @@
   <xsl:variable name="key" select="&primary;"/>
   <xsl:variable name="refs" select="key('primary', $key)[&scope;]"/>
   <dt>
+    <xsl:call-template name="anchor">
+      <xsl:with-param name="node" select="primary"/>
+    </xsl:call-template>
     <xsl:value-of select="primary"/>
     <xsl:choose>
       <xsl:when test="$index.links.to.section = 1">
@@ -340,6 +343,9 @@
   <xsl:variable name="key" select="concat(&primary;, &sep;, &secondary;)"/>
   <xsl:variable name="refs" select="key('secondary', $key)[&scope;]"/>
   <dt>
+    <xsl:call-template name="anchor">
+      <xsl:with-param name="node" select="secondary"/>
+    </xsl:call-template>
     <xsl:value-of select="secondary"/>
     <xsl:choose>
       <xsl:when test="$index.links.to.section = 1">
@@ -407,6 +413,9 @@
   <xsl:variable name="key" select="concat(&primary;, &sep;, &secondary;, &sep;, &tertiary;)"/>
   <xsl:variable name="refs" select="key('tertiary', $key)[&scope;]"/>
   <dt>
+    <xsl:call-template name="anchor">
+      <xsl:with-param name="node" select="tertiary"/>
+    </xsl:call-template>
     <xsl:value-of select="tertiary"/>
     <xsl:choose>
       <xsl:when test="$index.links.to.section = 1">
diff --git a/xsl/html/xref.xsl b/xsl/html/xref.xsl
index 0f23ac9c8..84e1d5dae 100644
--- a/xsl/html/xref.xsl
+++ b/xsl/html/xref.xsl
@@ -744,6 +744,10 @@
   </xsl:apply-templates>
 </xsl:template>
 
+<xsl:template match="primary|secondary|tertiary" mode="xref-to">
+  <xsl:value-of select="."/>
+</xsl:template>
+
 <xsl:template match="indexterm" mode="xref-to">
   <xsl:value-of select="primary"/>
 </xsl:template>
-- 
2.40.0