doc: Update PAM documentation from DockBook 4 to DocBook 5

Changed files
--------------

Make.xml.rules.in:
- Using RNG file instead of DTD file for checking XML files.
- Taking the correct stylesheet for README files.

doc/sag/Makefile.am, doc/adg/Makefile.am, doc/mwg/Makefile.am:
- Using RNG file instead of DTD file for checking XML files.

configure.ac:
- Adding a new option for selecting RNG check file (-enable-docbook-rng)
- Switching stylesheets to docbook 5
- Checking DocBook 5 environment instead of DocBook 4 environment

*.xml:
Update from DockBook 4 to DocBook 5

2 files changed, 25 insertions, 42 deletions

diff --git a/modules/pam_rootok/README.xml b/modules/pam_rootok/README.xml
index 6fb58cd0..58f77967 100644
--- a/modules/pam_rootok/README.xml
+++ b/modules/pam_rootok/README.xml
@@ -1,41 +1,27 @@
-<?xml version="1.0" encoding='UTF-8'?>
-<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
-"http://www.docbook.org/xml/4.3/docbookx.dtd"
-[
-<!--
-<!ENTITY pamaccess SYSTEM "pam_rootok.8.xml">
--->
-]>
+<article xmlns="http://docbook.org/ns/docbook" version="5.0">
 
-<article>
-
-  <articleinfo>
+  <info>
 
     <title>
-      <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
-      href="pam_rootok.8.xml" xpointer='xpointer(//refnamediv[@id = "pam_rootok-name"]/*)'/>
+      <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="pam_rootok.8.xml" xpointer='xpointer(id("pam_rootok-name")/*)'/>
     </title>
 
-  </articleinfo>
+  </info>
 
   <section>
-    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
-      href="pam_rootok.8.xml" xpointer='xpointer(//refsect1[@id = "pam_rootok-description"]/*)'/>
+    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="pam_rootok.8.xml" xpointer='xpointer(id("pam_rootok-description")/*)'/>
   </section>
 
   <section>
-    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
-      href="pam_rootok.8.xml" xpointer='xpointer(//refsect1[@id = "pam_rootok-options"]/*)'/>
+    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="pam_rootok.8.xml" xpointer='xpointer(id("pam_rootok-options")/*)'/>
   </section>
 
   <section>
-    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
-      href="pam_rootok.8.xml" xpointer='xpointer(//refsect1[@id = "pam_rootok-examples"]/*)'/>
+    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="pam_rootok.8.xml" xpointer='xpointer(id("pam_rootok-examples")/*)'/>
   </section>
 
   <section>
-    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
-      href="pam_rootok.8.xml" xpointer='xpointer(//refsect1[@id = "pam_rootok-author"]/*)'/>
+    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="pam_rootok.8.xml" xpointer='xpointer(id("pam_rootok-author")/*)'/>
   </section>
 
-</article>
+</article>
\ No newline at end of file
diff --git a/modules/pam_rootok/pam_rootok.8.xml b/modules/pam_rootok/pam_rootok.8.xml
index 06457bf5..a79c073a 100644
--- a/modules/pam_rootok/pam_rootok.8.xml
+++ b/modules/pam_rootok/pam_rootok.8.xml
@@ -1,30 +1,27 @@
-<?xml version="1.0" encoding='UTF-8'?>
-<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
-	"http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd">
-
-<refentry id="pam_rootok">
+<refentry xmlns="http://docbook.org/ns/docbook" version="5.0" xml:id="pam_rootok">
 
   <refmeta>
     <refentrytitle>pam_rootok</refentrytitle>
     <manvolnum>8</manvolnum>
-    <refmiscinfo class="sectdesc">Linux-PAM Manual</refmiscinfo>
+    <refmiscinfo class="source">Linux-PAM</refmiscinfo>
+    <refmiscinfo class="manual">Linux-PAM Manual</refmiscinfo>
   </refmeta>
 
-  <refnamediv id="pam_rootok-name">
+  <refnamediv xml:id="pam_rootok-name">
     <refname>pam_rootok</refname>
     <refpurpose>Gain only root access</refpurpose>
   </refnamediv>
 
   <refsynopsisdiv>
-    <cmdsynopsis id="pam_rootok-cmdsynopsis">
+    <cmdsynopsis xml:id="pam_rootok-cmdsynopsis" sepchar=" ">
       <command>pam_rootok.so</command>
-      <arg choice="opt">
+      <arg choice="opt" rep="norepeat">
         debug
       </arg>
     </cmdsynopsis>
   </refsynopsisdiv>
 
-  <refsect1 id="pam_rootok-description">
+  <refsect1 xml:id="pam_rootok-description">
 
     <title>DESCRIPTION</title>
 
@@ -38,12 +35,12 @@
     </para>
   </refsect1>
 
-  <refsect1 id="pam_rootok-options">
+  <refsect1 xml:id="pam_rootok-options">
     <title>OPTIONS</title>
         <variablelist>
       <varlistentry>
         <term>
-          <option>debug</option>
+          debug
         </term>
         <listitem>
           <para>
@@ -54,7 +51,7 @@
     </variablelist>
   </refsect1>
 
-  <refsect1 id="pam_rootok-types">
+  <refsect1 xml:id="pam_rootok-types">
     <title>MODULE TYPES PROVIDED</title>
     <para>
       The <option>auth</option>, <option>account</option> and
@@ -62,7 +59,7 @@
     </para>
   </refsect1>
 
-  <refsect1 id='pam_rootok-return_values'>
+  <refsect1 xml:id="pam_rootok-return_values">
     <title>RETURN VALUES</title>
     <variablelist>
       <varlistentry>
@@ -77,7 +74,7 @@
         <term>PAM_AUTH_ERR</term>
         <listitem>
           <para>
-            The <emphasis>UID</emphasis> is <emphasis remap='B'>not</emphasis>
+            The <emphasis>UID</emphasis> is <emphasis remap="B">not</emphasis>
             <emphasis>0</emphasis>.
           </para>
         </listitem>
@@ -85,7 +82,7 @@
     </variablelist>
   </refsect1>
 
-  <refsect1 id='pam_rootok-examples'>
+  <refsect1 xml:id="pam_rootok-examples">
     <title>EXAMPLES</title>
     <para>
       In the case of the <citerefentry>
@@ -103,7 +100,7 @@ auth  required     pam_unix.so
     </para>
   </refsect1>
 
-  <refsect1 id='pam_rootok-see_also'>
+  <refsect1 xml:id="pam_rootok-see_also">
     <title>SEE ALSO</title>
     <para>
       <citerefentry>
@@ -121,11 +118,11 @@ auth  required     pam_unix.so
     </para>
   </refsect1>
 
-  <refsect1 id='pam_rootok-author'>
+  <refsect1 xml:id="pam_rootok-author">
     <title>AUTHOR</title>
       <para>
         pam_rootok was written by Andrew G. Morgan, &lt;morgan@kernel.org&gt;.
       </para>
   </refsect1>
 
-</refentry>
+</refentry>
\ No newline at end of file