From fde5de6b409ba935648bd09d27e9631fdb8b0d71 Mon Sep 17 00:00:00 2001
From: Tomek Mrugalski <tomasz@isc.org>
Date: Tue, 6 Feb 2018 13:28:55 +0000
Subject: [PATCH] [github39] system_messages tool converted to DocBook 5.0

---
 doc/version.ent.in       |  2 +-
 tools/system_messages.cc | 23 +++++++++++------------
 2 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/doc/version.ent.in b/doc/version.ent.in
index 9a72f7e3dd..94272348c5 100644
--- a/doc/version.ent.in
+++ b/doc/version.ent.in
@@ -1 +1 @@
-<!ENTITY __VERSION__ "@PACKAGE_VERSION@">
+<!ENTITY keaversion "@PACKAGE_VERSION@">
diff --git a/tools/system_messages.cc b/tools/system_messages.cc
index e76991b9d8..f7c6a0fab4 100644
--- a/tools/system_messages.cc
+++ b/tools/system_messages.cc
@@ -76,32 +76,31 @@ DictionaryType dictionary;
 /// this is output before anything else.
 const std::string FILE_HEADER =
 "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n\
-<!DOCTYPE book PUBLIC \"-//OASIS//DTD DocBook XML V4.2//EN\"\n\
-\"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd\" [\n\
-<!ENTITY mdash  \"&#x2014;\" >\n\
-<!ENTITY % version SYSTEM \"version.ent\">\n\
-%version;\n\
-]>\n\
+<!DOCTYPE book [\
+<!ENTITY % keaversion SYSTEM \"version.ent\">\
+%keaversion;\
+]>\
+\n\
 <!--\n\
      This XML document is generated using the system_messages tool\n\
      based on the .mes message files.\n\
 \n\
      Do not edit this file.\n\
 -->\n\
-<book>\n\
+<book xmlns=\"http://docbook.org/ns/docbook\" version=\"5.0\">\n\
   <?xml-stylesheet href=\"kea-guide.css\" type=\"text/css\"?>\n\
 \n\
-  <bookinfo>\n\
+  <info>\n\
     <title>Kea Messages Manual</title>\n\
 \n\
     <copyright>\n\
-      <year>2011-2017</year>\n\
+      <year>2011-2018</year>\n\
       <holder>Internet Systems Consortium, Inc. (\"ISC\")</holder>\n\
     </copyright>\n\
 \n\
     <abstract>\n\
       <para>\n\
-        This is the messages manual for Kea version &__VERSION__;.\n\
+        This is the messages manual for Kea version &keaversion;.\n\
             The most up-to-date version of this document, along with\n\
             other documents for Kea, can be found at\n\
         <ulink url=\"http://kea.isc.org/docs\"/>.\n\
@@ -109,8 +108,8 @@ const std::string FILE_HEADER =
     </abstract>\n\
 \n\
     <releaseinfo>This is the messages manual for Kea version\n\
-        &__VERSION__;.</releaseinfo>\n\
-  </bookinfo>\n\
+        &keaversion;.</releaseinfo>\n\
+  </info>\n\
 \n\
   <chapter id=\"intro\">\n\
     <title>Introduction</title>\n\
-- 
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