From: Michael Smith <xmldoc@users.sourceforge.net>
Date: Sat, 7 Jul 2007 02:05:56 +0000 (+0000)
Subject: Added embedded documentation on the following PIs:
X-Git-Tag: release/1.79.1~6^2~2021
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9abe57fd5121f09d3432f876d30e0c6977a6e4ac;p=docbook-dsssl

Added embedded documentation on the following PIs:

  - dbhtml_start
  - dbfo_start
  - dbtex_delims
  - dbtimestamp
---

diff --git a/xsl/common/common.xsl b/xsl/common/common.xsl
index 484e7ee2d..4ce112992 100644
--- a/xsl/common/common.xsl
+++ b/xsl/common/common.xsl
@@ -1327,24 +1327,17 @@ pointed to by the link is one of the elements listed in
 
 <xsl:template name="orderedlist-starting-number">
   <xsl:param name="list" select="."/>
-
   <!-- Need a neutral dbxxx -->
   <xsl:variable name="pi-html-start">
-    <xsl:call-template name="pi-attribute">
-      <xsl:with-param name="pis"
-                      select="$list/processing-instruction('dbhtml')"/>
-      <xsl:with-param name="attribute" select="'start'"/>
+    <xsl:call-template name="pi.dbhtml_start">
+      <xsl:with-param name="node" select="$list"/>
     </xsl:call-template>
   </xsl:variable>
-
   <xsl:variable name="pi-fo-start">
-    <xsl:call-template name="pi-attribute">
-      <xsl:with-param name="pis"
-                      select="$list/processing-instruction('dbfo')"/>
-      <xsl:with-param name="attribute" select="'start'"/>
+    <xsl:call-template name="pi.dbfo_start">
+      <xsl:with-param name="node" select="$list"/>
     </xsl:call-template>
   </xsl:variable>
-
   <xsl:choose>
     <xsl:when test="not($list/@continuation = 'continues')">
       <xsl:choose>
diff --git a/xsl/common/pi.xsl b/xsl/common/pi.xsl
index cc2d6c264..da20e3fae 100644
--- a/xsl/common/pi.xsl
+++ b/xsl/common/pi.xsl
@@ -1,11 +1,12 @@
 <?xml version='1.0'?>
-<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
-                xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"
-                xmlns:date="http://exslt.org/dates-and-times"
-                xmlns:exsl="http://exslt.org/common"
-                exclude-result-prefixes="doc date exsl"
-                extension-element-prefixes="date exsl"
-                version='1.0'>
+<xsl:stylesheet
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"
+  xmlns:date="http://exslt.org/dates-and-times"
+  xmlns:exsl="http://exslt.org/common"
+  exclude-result-prefixes="doc date exsl"
+  extension-element-prefixes="date exsl"
+  version='1.0'>
 
 <!-- ********************************************************************
      $Id$
@@ -16,16 +17,42 @@
      copyright and other information.
 
      This file contains general templates for processing processing
-     instructions common to both the HTML and FO versions of the
-     DocBook stylesheets.
+     instructions common to multiple output formats.
      ******************************************************************** -->
 
-<!-- Process PIs also on title pages -->
-<xsl:template match="processing-instruction()" mode="titlepage.mode">
-  <xsl:apply-templates select="."/>
-</xsl:template>
-
-<xsl:template match="processing-instruction('dbtimestamp')">
+<doc:pi name="dbtimestamp" xmlns="">
+  <refpurpose>Inserts a date timestamp</refpurpose>
+  <refdescription>
+    <para>Use the <tag>dbtimestamp</tag> PI at any point in a
+      source document to cause a date timestamp (a formatted
+      string representing the current date and time) to be
+      inserted in output of the document.</para>
+  </refdescription>
+  <refsynopsisdiv>
+    <synopsis><tag class="xmlpi">dbtimestamp format="<replaceable>formatstring</replaceable>" [padding="0"|"1"]</tag></synopsis>
+  </refsynopsisdiv>
+  <refparameter>
+    <variablelist>
+      <varlistentry><term>format="<replaceable>formatstring</replaceable>"</term>
+        <listitem>
+          <para>Specifies format in which the date and time are
+            output</para>
+        <note>
+          <para>For details of the content of the format string,
+            see <ulink role="tcg" url="Datetime.html"
+              >Date and time</ulink>.</para>
+        </note>
+        </listitem>
+      </varlistentry>
+      <varlistentry><term>padding="0"|"1"</term>
+        <listitem>
+          <para>Specifies padding behavior; if non-zer, padding is is added</para>
+        </listitem>
+      </varlistentry>
+    </variablelist>
+  </refparameter>
+</doc:pi>
+<xsl:template name="pi.dbtimestamp">
   <xsl:variable name="format">
     <xsl:variable name="pi-format">
       <xsl:call-template name="pi-attribute">
@@ -44,8 +71,7 @@
         </xsl:call-template>
       </xsl:otherwise>
     </xsl:choose>
-  </xsl:variable>  
-
+  </xsl:variable> 
   <xsl:variable name="padding">
     <xsl:variable name="pi-padding">
       <xsl:call-template name="pi-attribute">
@@ -60,7 +86,6 @@
       <xsl:otherwise>1</xsl:otherwise>
     </xsl:choose>
   </xsl:variable>
-
   <xsl:variable name="date">
     <xsl:choose>
       <xsl:when test="function-available('date:date-time')">
@@ -72,10 +97,9 @@
       </xsl:when>
     </xsl:choose>
   </xsl:variable>
-
   <xsl:choose>
     <xsl:when test="function-available('date:date-time') or
-                    function-available('date:dateTime')">
+      function-available('date:dateTime')">
       <xsl:call-template name="datetime.format">
         <xsl:with-param name="date" select="$date"/>
         <xsl:with-param name="format" select="$format"/>
@@ -88,124 +112,168 @@
       </xsl:message>
     </xsl:otherwise>
   </xsl:choose>
+</xsl:template>
+
+<doc:pi name="dbtex_delims" xmlns="">
+  <refpurpose>Generates delimiters around embedded TeX equations
+    in output</refpurpose>
+  <refdescription>
+    <para>Use the <tag class="xmlpi">dbtex delims</tag> PI as a
+      child of a <tag>textobject</tag> containing embedded TeX
+      markup, to cause that markup to be surrounded by
+      <literal>$</literal> delimiter characters in output.</para>
+  </refdescription>
+  <refsynopsisdiv>
+    <synopsis><tag class="xmlpi">dbtex delims="no"|"yes"</tag></synopsis>
+  </refsynopsisdiv>
+  <refparameter>
+    <variablelist>
+      <varlistentry><term>dbtex delims="no"|"yes"</term>
+        <listitem>
+          <para>Specifies whether delimiters are output</para>
+        </listitem>
+      </varlistentry>
+    </variablelist>
+  </refparameter>
+  <refsee role="params">
+    <para><parameter>tex.math.delims</parameter></para>
+  </refsee>
+  <refsee role="tcg">
+    <para><ulink role="tcg"
+        url="TexMath.html"
+        >DBTeXMath</ulink></para>
+  </refsee>
+</doc:pi>
+<xsl:template name="pi.dbtex_delims">
+  <xsl:call-template name="pi-attribute">
+    <xsl:with-param name="pis" select="$node/processing-instruction('dbtex')"/>
+    <xsl:with-param name="attribute" select="'delims'"/>
+  </xsl:call-template>
+</xsl:template>
+
+<!-- ==================================================================== -->
 
+<xsl:template match="processing-instruction()" mode="titlepage.mode">
+  <!-- * Als process PIs on title pages -->
+  <xsl:apply-templates select="."/>
+</xsl:template>
+
+<xsl:template match="processing-instruction('dbtimestamp')">
+  <xsl:call-template name="pi.dbtimestamp"/>
 </xsl:template>
 
 <xsl:template name="datetime.format">
   <xsl:param name="date"/>
   <xsl:param name="format"/>
   <xsl:param name="padding" select="1"/>
-  
   <xsl:if test="$format != ''">
     <!-- replace any whitespace in the format string with a non-breaking space -->
     <xsl:variable name="format-nbsp"
-		  select="translate($format,
-			  '&#x20;&#x9;&#xd;&#xa;',
-			  '&#xa0;&#xa0;&#xa0;&#xa0;')"/>
+      select="translate($format,
+      '&#x20;&#x9;&#xd;&#xa;',
+      '&#xa0;&#xa0;&#xa0;&#xa0;')"/>
     <xsl:variable name="tokenized-format-string">
       <xsl:call-template name="str.tokenize.keep.delimiters">
-	<xsl:with-param name="string" select="$format-nbsp"/>
-	<xsl:with-param name="delimiters" select="'&#xa0;,./-()[]:'"/>
+        <xsl:with-param name="string" select="$format-nbsp"/>
+        <xsl:with-param name="delimiters" select="'&#xa0;,./-()[]:'"/>
       </xsl:call-template>
     </xsl:variable>
-
-  <xsl:choose>
-    <!-- include extra test for Xalan quirk -->
-    <xsl:when test="function-available('exsl:node-set') or 
-		    contains(system-property('xsl:vendor'),'Apache Software Foundation')">
-      <!-- We must preserve context node in order to get valid language -->
-      <xsl:variable name="context" select="."/>
-      <xsl:for-each select="exsl:node-set($tokenized-format-string)/node()">
-        <xsl:variable name="token">
-          <xsl:value-of select="."/>
-        </xsl:variable>
-        <!-- Restore context node -->
-        <xsl:for-each select="$context">
-          <xsl:choose>
-            <xsl:when test="$token = 'a'">
-              <xsl:call-template name="gentext.template">
-                <xsl:with-param name="context" select="'datetime-abbrev'"/>
-                <xsl:with-param name="name" select="date:day-abbreviation($date)"/>
-              </xsl:call-template>
-            </xsl:when>
-            <xsl:when test="$token = 'A'">
-              <xsl:call-template name="gentext.template">
-                <xsl:with-param name="context" select="'datetime-full'"/>
-                <xsl:with-param name="name" select="date:day-name($date)"/>
-              </xsl:call-template>
-            </xsl:when>
-            <xsl:when test="$token = 'b'">
-              <xsl:call-template name="gentext.template">
-                <xsl:with-param name="context" select="'datetime-abbrev'"/>
-                <xsl:with-param name="name" select="date:month-abbreviation($date)"/>
-              </xsl:call-template>
-            </xsl:when>
-            <xsl:when test="$token = 'c'">
-              <xsl:value-of select="date:date($date)"/>
-              <xsl:text> </xsl:text>
-              <xsl:value-of select="date:time($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'B'">
-              <xsl:call-template name="gentext.template">
-                <xsl:with-param name="context" select="'datetime-full'"/>
-                <xsl:with-param name="name" select="date:month-name($date)"/>
-              </xsl:call-template>
-            </xsl:when>
-            <xsl:when test="$token = 'd'">
-              <xsl:if test="$padding = 1 and
-              string-length(date:day-in-month($date)) = 1">0</xsl:if>
-              <xsl:value-of select="date:day-in-month($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'H'">
-              <xsl:if test="$padding = 1 and string-length(date:hour-in-day($date)) = 1">0</xsl:if>
-              <xsl:value-of select="date:hour-in-day($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'j'">
-              <xsl:value-of select="date:day-in-year($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'm'">
-              <xsl:if test="$padding = 1 and string-length(date:month-in-year($date)) = 1">0</xsl:if>
-              <xsl:value-of select="date:month-in-year($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'M'">
-              <xsl:if test="string-length(date:minute-in-hour($date)) = 1">0</xsl:if>
-              <xsl:value-of select="date:minute-in-hour($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'S'">
-              <xsl:if test="string-length(date:second-in-minute($date)) = 1">0</xsl:if>
-              <xsl:value-of select="date:second-in-minute($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'U'">
-              <xsl:value-of select="date:week-in-year($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'w'">
-              <xsl:value-of select="date:day-in-week($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'x'">
-              <xsl:value-of select="date:date($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'X'">
-              <xsl:value-of select="date:time($date)"/>
-            </xsl:when>
-            <xsl:when test="$token = 'Y'">
-              <xsl:value-of select="date:year($date)"/>
-            </xsl:when>
-            <xsl:otherwise>
-              <xsl:value-of select="$token"/>
-            </xsl:otherwise>
-          </xsl:choose>
+    <xsl:choose>
+      <!-- include extra test for Xalan quirk -->
+      <xsl:when test="function-available('exsl:node-set') or 
+        contains(system-property('xsl:vendor'),'Apache Software Foundation')">
+        <!-- We must preserve context node in order to get valid language -->
+        <xsl:variable name="context" select="."/>
+        <xsl:for-each select="exsl:node-set($tokenized-format-string)/node()">
+          <xsl:variable name="token">
+            <xsl:value-of select="."/>
+          </xsl:variable>
+          <!-- Restore context node -->
+          <xsl:for-each select="$context">
+            <xsl:choose>
+              <xsl:when test="$token = 'a'">
+                <xsl:call-template name="gentext.template">
+                  <xsl:with-param name="context" select="'datetime-abbrev'"/>
+                  <xsl:with-param name="name" select="date:day-abbreviation($date)"/>
+                </xsl:call-template>
+              </xsl:when>
+              <xsl:when test="$token = 'A'">
+                <xsl:call-template name="gentext.template">
+                  <xsl:with-param name="context" select="'datetime-full'"/>
+                  <xsl:with-param name="name" select="date:day-name($date)"/>
+                </xsl:call-template>
+              </xsl:when>
+              <xsl:when test="$token = 'b'">
+                <xsl:call-template name="gentext.template">
+                  <xsl:with-param name="context" select="'datetime-abbrev'"/>
+                  <xsl:with-param name="name" select="date:month-abbreviation($date)"/>
+                </xsl:call-template>
+              </xsl:when>
+              <xsl:when test="$token = 'c'">
+                <xsl:value-of select="date:date($date)"/>
+                <xsl:text> </xsl:text>
+                <xsl:value-of select="date:time($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'B'">
+                <xsl:call-template name="gentext.template">
+                  <xsl:with-param name="context" select="'datetime-full'"/>
+                  <xsl:with-param name="name" select="date:month-name($date)"/>
+                </xsl:call-template>
+              </xsl:when>
+              <xsl:when test="$token = 'd'">
+                <xsl:if test="$padding = 1 and
+                  string-length(date:day-in-month($date)) = 1">0</xsl:if>
+                <xsl:value-of select="date:day-in-month($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'H'">
+                <xsl:if test="$padding = 1 and string-length(date:hour-in-day($date)) = 1">0</xsl:if>
+                <xsl:value-of select="date:hour-in-day($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'j'">
+                <xsl:value-of select="date:day-in-year($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'm'">
+                <xsl:if test="$padding = 1 and string-length(date:month-in-year($date)) = 1">0</xsl:if>
+                <xsl:value-of select="date:month-in-year($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'M'">
+                <xsl:if test="string-length(date:minute-in-hour($date)) = 1">0</xsl:if>
+                <xsl:value-of select="date:minute-in-hour($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'S'">
+                <xsl:if test="string-length(date:second-in-minute($date)) = 1">0</xsl:if>
+                <xsl:value-of select="date:second-in-minute($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'U'">
+                <xsl:value-of select="date:week-in-year($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'w'">
+                <xsl:value-of select="date:day-in-week($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'x'">
+                <xsl:value-of select="date:date($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'X'">
+                <xsl:value-of select="date:time($date)"/>
+              </xsl:when>
+              <xsl:when test="$token = 'Y'">
+                <xsl:value-of select="date:year($date)"/>
+              </xsl:when>
+              <xsl:otherwise>
+                <xsl:value-of select="$token"/>
+              </xsl:otherwise>
+            </xsl:choose>
+          </xsl:for-each>
         </xsl:for-each>
-      </xsl:for-each>
-    </xsl:when>
-    <xsl:otherwise>
-      <xsl:message>
-        Timestamp processing requires an XSLT processor with support
-        for the EXSLT node-set() function.
-      </xsl:message>
-    </xsl:otherwise>
-  </xsl:choose>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:message>
+          Timestamp processing requires an XSLT processor with support
+          for the EXSLT node-set() function.
+        </xsl:message>
+      </xsl:otherwise>
+    </xsl:choose>
   </xsl:if>
-
 </xsl:template>
 
 </xsl:stylesheet>
diff --git a/xsl/fo/pi.xsl b/xsl/fo/pi.xsl
index e7b95dcfd..70d999198 100644
--- a/xsl/fo/pi.xsl
+++ b/xsl/fo/pi.xsl
@@ -688,6 +688,44 @@
   </xsl:call-template>
 </xsl:template>
 
+<doc:pi name="dbfo_start" xmlns="">
+  <refpurpose>(obsolete) Sets the starting number on an ordered list</refpurpose>
+  <refdescription>
+    <para><emphasis>This PI is obsolete</emphasis>. The intent of
+      it was to provide a means for setting a specific starting
+      number for an ordered list. Instead of this PI, set a value
+      for the <literal>override</literal> attribute on the first
+      <tag>listitem</tag> in the list; that will have the same
+      effect as what this PI was intended for.</para>
+  </refdescription>
+  <refsynopsisdiv>
+    <synopsis><tag class="xmlpi">dbfo start="<replaceable>character</replaceable>"</tag></synopsis>
+  </refsynopsisdiv>
+  <refparameter>
+    <variablelist>
+      <varlistentry><term>start="<replaceable>character</replaceable>"</term>
+        <listitem>
+          <para>Specifies the character to use as the starting
+            number; use 0-9, a-z, A-Z, or lowercase or uppercase
+            Roman numerals</para>
+        </listitem>
+      </varlistentry>
+    </variablelist>
+  </refparameter>
+  <refsee role="tcg">
+    <para><ulink role="tcg"
+        url="Orderedlists.html#ListStartNum"
+        >List starting number</ulink></para>
+  </refsee>
+</doc:pi>
+<xsl:template name="pi.dbfo_start">
+  <xsl:param name="node" select="."/>
+  <xsl:call-template name="pi-attribute">
+    <xsl:with-param name="pis" select="$node/processing-instruction('dbfo')"/>
+    <xsl:with-param name="attribute" select="'start'"/>
+  </xsl:call-template>
+</xsl:template>
+
 <doc:pi name="dbfo_table-width" xmlns="">
   <refpurpose>Specifies the width for a table or for revhistory
     output</refpurpose>
diff --git a/xsl/html/math.xsl b/xsl/html/math.xsl
index 78ea46bd2..dcc1281bb 100644
--- a/xsl/html/math.xsl
+++ b/xsl/html/math.xsl
@@ -253,9 +253,8 @@
 
 <xsl:template name="tex.math.output.delims">
   <xsl:variable name="pi.delims">
-    <xsl:call-template name="pi-attribute">
-      <xsl:with-param name="pis" select=".//processing-instruction('dbtex')"/>
-      <xsl:with-param name="attribute" select="'delims'"/>
+    <xsl:call-template name="pi.dbtex_delims">
+      <xsl:with-param name="node" select="descendant-or-self::*"/>
     </xsl:call-template>
   </xsl:variable>
   <xsl:variable name="result">
diff --git a/xsl/html/pi.xsl b/xsl/html/pi.xsl
index 47087b059..2c7e36df3 100644
--- a/xsl/html/pi.xsl
+++ b/xsl/html/pi.xsl
@@ -646,6 +646,44 @@
   </xsl:call-template>
 </xsl:template> 
 
+<doc:pi name="dbhtml_start" xmlns="">
+  <refpurpose>(obsolete) Sets the starting number on an ordered list</refpurpose>
+  <refdescription>
+    <para><emphasis>This PI is obsolete</emphasis>. The intent of
+      this PI was to provide a means for setting a specific starting
+      number for an ordered list. Instead of this PI, set a value
+      for the <literal>override</literal> attribute on the first
+      <tag>listitem</tag> in the list; that will have the same
+      effect as what this PI was intended for.</para>
+  </refdescription>
+  <refsynopsisdiv>
+    <synopsis><tag class="xmlpi">dbhtml start="<replaceable>character</replaceable>"</tag></synopsis>
+  </refsynopsisdiv>
+  <refparameter>
+    <variablelist>
+      <varlistentry><term>start="<replaceable>character</replaceable>"</term>
+        <listitem>
+          <para>Specifies the character to use as the starting
+            number; use 0-9, a-z, A-Z, or lowercase or uppercase
+            Roman numerals</para>
+        </listitem>
+      </varlistentry>
+    </variablelist>
+  </refparameter>
+  <refsee role="tcg">
+    <para><ulink role="tcg"
+        url="Orderedlists.html#ListStartNum"
+        >List starting number</ulink></para>
+  </refsee>
+</doc:pi>
+<xsl:template name="pi.dbhtml_start">
+  <xsl:param name="node" select="."/>
+  <xsl:call-template name="pi-attribute">
+    <xsl:with-param name="pis" select="$node/processing-instruction('dbhtml')"/>
+    <xsl:with-param name="attribute" select="'start'"/>
+  </xsl:call-template>
+</xsl:template>
+
 <doc:pi name="dbhtml_table-summary" xmlns="">
   <refpurpose>Specifies the text of the summary attribute for
     output of a table, variablelist, segmentedlist, or
@@ -999,7 +1037,6 @@
       <xsl:with-param name="attribute">href</xsl:with-param>
     </xsl:call-template>
   </xsl:param>
-
   <xsl:choose>
     <xsl:when test="$href != ''">
       <xsl:variable name="content" select="document($href,/)"/>
diff --git a/xsl/params/tex.math.delims.xml b/xsl/params/tex.math.delims.xml
index 922b93425..601071222 100644
--- a/xsl/params/tex.math.delims.xml
+++ b/xsl/params/tex.math.delims.xml
@@ -10,8 +10,8 @@
 </refmeta>
 <refnamediv>
 <refname>tex.math.delims</refname>
-<refpurpose>Should be equations outputed for processing by TeX
-automatically surrounded by math mode delimiters</refpurpose>
+<refpurpose>Should equations be output for processing by TeX
+automatically surrounded by math mode delimiters?</refpurpose>
 </refnamediv>
 
 <refsynopsisdiv>
@@ -25,5 +25,23 @@ automatically surrounded by math mode delimiters</refpurpose>
 <para>For compatibility with DSSSL based DBTeXMath from Allin Cottrell
 you should set this parameter to 0.</para>
 
+</refsection>
+<refsection><info><title>Related Parameters</title></info>
+  <para><parameter>tex.math.in.alt</parameter>,
+    <parameter>passivetex.extensions</parameter></para>
+</refsection>
+
+<refsection><info><title>See Also</title></info>
+  <para>You can also use the <tag
+      class="xmlpi">dbtex delims</tag> processing
+    instruction to control whether delimiters are output.</para>
+</refsection>
+<refsection><info><title>More information</title></info>
+  <para>For how-to documentation on embedding TeX equations and
+    generating output from them, see
+    <link
+      role="tcg"
+      xlink:href="TexMath.html"
+      >DBTeXMath</link>.</para>
 </refsection>
 </refentry>
diff --git a/xsl/params/tex.math.file.xml b/xsl/params/tex.math.file.xml
index 1445364f9..c6e22c81f 100644
--- a/xsl/params/tex.math.file.xml
+++ b/xsl/params/tex.math.file.xml
@@ -25,5 +25,18 @@
 processed by dvi2bitmap to get bitmap versions of equations for HTML
 output.</para>
 
+</refsection>
+<refsection><info><title>Related Parameters</title></info>
+  <para><parameter>tex.math.in.alt.xml</parameter>,
+    <parameter>tex.math.delims</parameter>,
+  </para>
+</refsection>
+<refsection><info><title>More information</title></info>
+  <para>For how-to documentation on embedding TeX equations and
+    generating output from them, see
+    <link
+      role="tcg"
+      xlink:href="TexMath.html"
+      >DBTeXMath</link>.</para>
 </refsection>
 </refentry>
diff --git a/xsl/params/tex.math.in.alt.xml b/xsl/params/tex.math.in.alt.xml
index d1d92718c..b4da0ce46 100644
--- a/xsl/params/tex.math.in.alt.xml
+++ b/xsl/params/tex.math.in.alt.xml
@@ -59,5 +59,25 @@ passivetex.extensions=1.</para>
 dvi2bitmap program on result DVI file. You will get images for
 equations in your document.</para>
 
+<warning>
+  <para>This feature is useful for print/PDF output only if you
+    use the obsolete and now unsupported PassiveTeX XSL-FO
+    engine.</para>
+</warning>
+
+</refsection>
+
+<refsection><info><title>Related Parameters</title></info>
+  <para><parameter>tex.math.delims</parameter>,
+    <parameter>passivetex.extensions</parameter>,
+    <parameter>tex.math.file</parameter></para>
+</refsection>
+<refsection><info><title>More information</title></info>
+  <para>For how-to documentation on embedding TeX equations and
+    generating output from them, see
+    <link
+      role="tcg"
+      xlink:href="TexMath.html"
+      >DBTeXMath</link>.</para>
 </refsection>
 </refentry>