diff --git a/README.md b/README.md
index 94764a6..68cec5f 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,6 @@
 # docbook-dtds
 
+The DocBook Document Type Definition (DTD) describes the syntax of technical documentation texts (articles, books and manual pages).
+This syntax is XML-compliant and is developed by the OASIS consortium.
+This package contains SGML and XML versions of the DocBook DTD.
+
diff --git a/docbook-4.2-euro.patch b/docbook-4.2-euro.patch
new file mode 100644
index 0000000..bbace5d
--- /dev/null
+++ b/docbook-4.2-euro.patch
@@ -0,0 +1,22 @@
+--- docbook-dtds-1.0/4.2-sgml/docbookx.dtd.euro	2003-07-15 09:07:58.000000000 +0100
++++ docbook-dtds-1.0/4.2-sgml/docbookx.dtd	2003-07-15 09:08:12.000000000 +0100
+@@ -106,7 +106,7 @@
+ <![%dbcent.module;[
+ 
+ <![%sgml.features;[
+-<!ENTITY euro "[euro  ]"><!-- euro sign, U+20AC NEW -->
++<!ENTITY euro SDATA "[euro  ]"><!-- euro sign, U+20AC NEW -->
+ ]]>
+ <![%xml.features;[
+ <!ENTITY euro "&#x20AC;"><!-- euro sign, U+20AC NEW -->
+--- docbook-dtds-1.0/4.2-xml/docbookx.dtd.euro	2003-07-15 09:08:02.000000000 +0100
++++ docbook-dtds-1.0/4.2-xml/docbookx.dtd	2003-07-15 09:08:21.000000000 +0100
+@@ -106,7 +106,7 @@
+ <![%dbcent.module;[
+ 
+ <![%sgml.features;[
+-<!ENTITY euro "[euro  ]"><!-- euro sign, U+20AC NEW -->
++<!ENTITY euro SDATA "[euro  ]"><!-- euro sign, U+20AC NEW -->
+ ]]>
+ <![%xml.features;[
+ <!ENTITY euro "&#x20AC;"><!-- euro sign, U+20AC NEW -->
diff --git a/docbook-dtd30-sgml-1.0.catalog.patch b/docbook-dtd30-sgml-1.0.catalog.patch
new file mode 100644
index 0000000..6319fec
--- /dev/null
+++ b/docbook-dtd30-sgml-1.0.catalog.patch
@@ -0,0 +1,41 @@
+--- docbook.cat	Tue Dec 10 16:35:22 1996
++++ catalog	Mon Jun  5 11:08:34 2000
+@@ -27,7 +27,7 @@
+   -- ...................................................................... --
+   -- SGML declaration associated with DocBook ............................. --
+ 
+-DTDDECL "-//Davenport//DTD DocBook V3.0//EN" "docbook.dcl"
++SGMLDECL "docbook.dcl"
+ 
+   -- ...................................................................... --
+   -- DocBook driver file .................................................. --
+@@ -41,29 +41,6 @@
+ PUBLIC "-//Davenport//ELEMENTS DocBook Information Pool V3.0//EN" "dbpool.mod"
+ PUBLIC "-//Davenport//ELEMENTS DocBook Document Hierarchy V3.0//EN" "dbhier.mod"
+ PUBLIC "-//Davenport//ENTITIES DocBook Additional General Entities V3.0//EN" "dbgenent.mod"
+-
+-  -- ...................................................................... --
+-  -- ISO entity sets ...................................................... --
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Diacritical Marks//EN" "iso-dia.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN" "iso-num.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Publishing//EN" "iso-pub.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES General Technical//EN" "iso-tech.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 1//EN" "iso-lat1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 2//EN" "iso-lat2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Letters//EN" "iso-grk1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Monotoniko Greek//EN" "iso-grk2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Symbols//EN" "iso-grk3.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN" "iso-grk4.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN" "iso-amsa.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN" "iso-amsb.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN" "iso-amsc.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN" "iso-amsn.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN" "iso-amso.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN" "iso-amsr.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Box and Line Drawing//EN" "iso-box.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Russian Cyrillic//EN" "iso-cyr1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN" "iso-cyr2.gml"
+ 
+   -- End of catalog data for DocBook V3.0 ................................. --
+   -- ...................................................................... --
diff --git a/docbook-dtd31-sgml-1.0.catalog.patch b/docbook-dtd31-sgml-1.0.catalog.patch
new file mode 100644
index 0000000..7e52e89
--- /dev/null
+++ b/docbook-dtd31-sgml-1.0.catalog.patch
@@ -0,0 +1,41 @@
+--- docbook.cat	Tue Feb  2 06:53:32 1999
++++ catalog	Thu May 25 11:45:01 2000
+@@ -19,7 +19,7 @@
+   -- ...................................................................... --
+   -- SGML declaration associated with DocBook ............................. --
+ 
+-DTDDECL "-//OASIS//DTD DocBook V3.1//EN" "docbook.dcl"
++SGMLDECL "docbook.dcl"
+ 
+   -- ...................................................................... --
+   -- DocBook driver file .................................................. --
+@@ -35,29 +35,6 @@
+ PUBLIC "-//OASIS//ENTITIES DocBook Additional General Entities V3.1//EN" "dbgenent.mod"
+ PUBLIC "-//OASIS//ENTITIES DocBook Notations V3.1//EN" "dbnotn.mod"
+ PUBLIC "-//OASIS//ENTITIES DocBook Character Entities V3.1//EN" "dbcent.mod"
+-
+-  -- ...................................................................... --
+-  -- ISO entity sets ...................................................... --
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Diacritical Marks//EN" "iso-dia.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN" "iso-num.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Publishing//EN" "iso-pub.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES General Technical//EN" "iso-tech.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 1//EN" "iso-lat1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 2//EN" "iso-lat2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Letters//EN" "iso-grk1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Monotoniko Greek//EN" "iso-grk2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Symbols//EN" "iso-grk3.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN" "iso-grk4.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN" "iso-amsa.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN" "iso-amsb.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN" "iso-amsc.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN" "iso-amsn.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN" "iso-amso.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN" "iso-amsr.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Box and Line Drawing//EN" "iso-box.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Russian Cyrillic//EN" "iso-cyr1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN" "iso-cyr2.gml"
+ 
+   -- End of catalog data for DocBook V3.1 ................................. --
+   -- ...................................................................... --
diff --git a/docbook-dtd40-sgml-1.0.catalog.patch b/docbook-dtd40-sgml-1.0.catalog.patch
new file mode 100644
index 0000000..d8125b7
--- /dev/null
+++ b/docbook-dtd40-sgml-1.0.catalog.patch
@@ -0,0 +1,41 @@
+--- docbook.cat	Mon May 22 22:38:05 2000
++++ catalog	Mon May 22 22:12:36 2000
+@@ -19,7 +19,7 @@
+   -- ...................................................................... --
+   -- SGML declaration associated with DocBook ............................. --
+ 
+-DTDDECL "-//OASIS//DTD DocBook V4.0//EN" "docbook.dcl"
++SGMLDECL "docbook.dcl"
+ 
+   -- ...................................................................... --
+   -- DocBook driver file .................................................. --
+@@ -35,29 +35,6 @@
+ PUBLIC "-//OASIS//ENTITIES DocBook Additional General Entities V4.0//EN" "dbgenent.mod"
+ PUBLIC "-//OASIS//ENTITIES DocBook Notations V4.0//EN" "dbnotn.mod"
+ PUBLIC "-//OASIS//ENTITIES DocBook Character Entities V4.0//EN" "dbcent.mod"
+-
+-  -- ...................................................................... --
+-  -- ISO entity sets ...................................................... --
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Diacritical Marks//EN" "iso-dia.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN" "iso-num.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Publishing//EN" "iso-pub.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES General Technical//EN" "iso-tech.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 1//EN" "iso-lat1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 2//EN" "iso-lat2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Letters//EN" "iso-grk1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Monotoniko Greek//EN" "iso-grk2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Symbols//EN" "iso-grk3.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN" "iso-grk4.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN" "iso-amsa.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN" "iso-amsb.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN" "iso-amsc.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN" "iso-amsn.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN" "iso-amso.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN" "iso-amsr.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Box and Line Drawing//EN" "iso-box.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Russian Cyrillic//EN" "iso-cyr1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN" "iso-cyr2.gml"
+ 
+   -- End of catalog data for DocBook V4.0 ................................. --
+   -- ...................................................................... --
diff --git a/docbook-dtd41-sgml-1.0.catalog.patch b/docbook-dtd41-sgml-1.0.catalog.patch
new file mode 100644
index 0000000..c08243a
--- /dev/null
+++ b/docbook-dtd41-sgml-1.0.catalog.patch
@@ -0,0 +1,41 @@
+--- docbook.cat	Mon May 22 22:38:05 2000
++++ catalog	Mon May 22 22:12:36 2000
+@@ -19,7 +19,7 @@
+   -- ...................................................................... --
+   -- SGML declaration associated with DocBook ............................. --
+ 
+-DTDDECL "-//OASIS//DTD DocBook V4.1//EN" "docbook.dcl"
++SGMLDECL "docbook.dcl"
+ 
+   -- ...................................................................... --
+   -- DocBook driver file .................................................. --
+@@ -35,29 +35,6 @@
+ PUBLIC "-//OASIS//ENTITIES DocBook Additional General Entities V4.1//EN" "dbgenent.mod"
+ PUBLIC "-//OASIS//ENTITIES DocBook Notations V4.1//EN" "dbnotn.mod"
+ PUBLIC "-//OASIS//ENTITIES DocBook Character Entities V4.1//EN" "dbcent.mod"
+-
+-  -- ...................................................................... --
+-  -- ISO entity sets ...................................................... --
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Diacritical Marks//EN" "iso-dia.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN" "iso-num.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Publishing//EN" "iso-pub.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES General Technical//EN" "iso-tech.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 1//EN" "iso-lat1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 2//EN" "iso-lat2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Letters//EN" "iso-grk1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Monotoniko Greek//EN" "iso-grk2.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Symbols//EN" "iso-grk3.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN" "iso-grk4.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN" "iso-amsa.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN" "iso-amsb.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN" "iso-amsc.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN" "iso-amsn.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN" "iso-amso.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN" "iso-amsr.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Box and Line Drawing//EN" "iso-box.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Russian Cyrillic//EN" "iso-cyr1.gml"
+-PUBLIC "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN" "iso-cyr2.gml"
+ 
+   -- End of catalog data for DocBook V4.1 ................................. --
+   -- ...................................................................... --
diff --git a/docbook-dtd42-sgml-1.0.catalog.patch b/docbook-dtd42-sgml-1.0.catalog.patch
new file mode 100644
index 0000000..ca421df
--- /dev/null
+++ b/docbook-dtd42-sgml-1.0.catalog.patch
@@ -0,0 +1,68 @@
+--- docbook.cat.orig	2002-07-17 17:14:28.000000000 +0100
++++ docbook.cat	2002-07-17 21:58:24.000000000 +0100
+@@ -49,65 +49,5 @@
+ PUBLIC "-//OASIS//ENTITIES DocBook Character Entities V4.2//EN"
+        "dbcentx.mod"
+ 
+-  -- ...................................................................... --
+-  -- ISO entity sets ...................................................... --
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Diacritical Marks//EN"
+-       "iso-dia.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN"
+-       "iso-num.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Publishing//EN"
+-       "iso-pub.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES General Technical//EN"
+-       "iso-tech.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 1//EN"
+-       "iso-lat1.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 2//EN"
+-       "iso-lat2.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Letters//EN"
+-       "iso-grk1.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Monotoniko Greek//EN"
+-       "iso-grk2.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Greek Symbols//EN"
+-       "iso-grk3.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN"
+-       "iso-grk4.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN"
+-       "iso-amsa.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN"
+-       "iso-amsb.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN"
+-       "iso-amsc.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN"
+-       "iso-amsn.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN"
+-       "iso-amso.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN"
+-       "iso-amsr.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Box and Line Drawing//EN"
+-       "iso-box.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Russian Cyrillic//EN"
+-       "iso-cyr1.gml"
+-
+-PUBLIC "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN"
+-       "iso-cyr2.gml"
+-
+   -- End of catalog data for DocBook V4.2 ................................. --
+   -- ...................................................................... --
diff --git a/docbook-dtds.spec b/docbook-dtds.spec
new file mode 100644
index 0000000..8999e04
--- /dev/null
+++ b/docbook-dtds.spec
@@ -0,0 +1,474 @@
+Name:         docbook-dtds
+Version:      20080923
+Release:      2mamba
+Group:        Applications/Publishing
+Summary:      SGML and XML document type definitions for DocBook.
+License:      Distributable
+URL:          http://www.oasis-open.org/docbook/
+Distribution:  openmamba
+Vendor:        openmamba
+Packager:     Silvan Calarco <silvan.calarco@mambasoft.it>
+Provides:     docbook-dtd-xml docbook-dtd-sgml
+Provides:     docbook-dtd30-sgml docbook-dtd31-sgml
+Provides:     docbook-dtd40-sgml docbook-dtd41-sgml
+Provides:     docbook-dtd412-xml
+Provides:     docbook-dtd42-sgml docbook-dtd42-xml
+Provides:     docbook-dtd43-sgml docbook-dtd43-xml
+Provides:     docbook-dtd44-sgml docbook-dtd44-xml
+Provides:     docbook-dtd45-sgml docbook-dtd45-xml
+Provides:     docbook-dtd50-sgml docbook-dtd50-xml
+Requires(pre): libxml2-utils >= 2.6.17
+Requires(pre): libxml2 >= 2.6.17
+Source0:      http://www.oasis-open.org/docbook/sgml/3.0/docbk30.zip
+Source1:      http://www.oasis-open.org/docbook/sgml/3.1/docbk31.zip
+Source2:      http://www.oasis-open.org/docbook/sgml/4.0/docbk40.zip
+Source3:      http://www.oasis-open.org/docbook/sgml/4.1/docbk41.zip
+Source4:      http://www.oasis-open.org/docbook/xml/4.1.2/docbkx412.zip
+Source5:      http://www.oasis-open.org/docbook/sgml/4.2/docbook-4.2.zip
+Source6:      http://www.oasis-open.org/docbook/xml/4.2/docbook-xml-4.2.zip
+Source7:      http://www.oasis-open.org/docbook/sgml/4.3/docbook-4.3.zip
+Source8:      http://www.oasis-open.org/docbook/xml/4.3/docbook-xml-4.3.zip
+Source9:      http://www.oasis-open.org/docbook/sgml/4.4/docbook-4.4.zip
+Source10:     http://www.oasis-open.org/docbook/xml/4.4/docbook-xml-4.4.zip
+Source11:     http://www.oasis-open.org/docbook/sgml/4.5/docbook-4.5.zip
+Source12:     http://www.oasis-open.org/docbook/xml/4.5/docbook-xml-4.5.zip
+#Source13:     http://www.oasis-open.org/docbook/sgml/5.0/docbook-5.0.zip
+#Source14:     http://www.oasis-open.org/docbook/xml/5.0/docbook-xml-5.0.zip
+Patch0:       docbook-dtd30-sgml-1.0.catalog.patch
+Patch1:       docbook-dtd31-sgml-1.0.catalog.patch
+Patch2:       docbook-dtd40-sgml-1.0.catalog.patch
+Patch3:       docbook-dtd41-sgml-1.0.catalog.patch
+Patch4:       docbook-dtd42-sgml-1.0.catalog.patch
+Patch5:       docbook-4.2-euro.patch
+BuildRequires: unzip >= 5.50
+BuildRoot:    %{_tmppath}/%{name}-%{version}
+Obsoletes:    docbook
+Provides:     docbook
+BuildArch:    noarch
+
+%description
+The DocBook Document Type Definition (DTD) describes the syntax of technical documentation texts (articles, books and manual pages).
+This syntax is XML-compliant and is developed by the OASIS consortium.
+This package contains SGML and XML versions of the DocBook DTD.
+
+%prep
+%setup -q -c -T
+
+function prep_docbook() {
+   install -d $1
+   ( cd $1
+     unzip $2
+     [ "$3" ] && patch -b docbook.cat $3 || : )
+}
+
+prep_docbook 3.0-sgml %{SOURCE0} %{PATCH0}
+prep_docbook 3.1-sgml %{SOURCE1} %{PATCH1}
+prep_docbook 4.0-sgml %{SOURCE2} %{PATCH2}
+prep_docbook 4.1-sgml %{SOURCE3} %{PATCH3}
+prep_docbook 4.1.2-xml %{SOURCE4} 
+prep_docbook 4.2-sgml %{SOURCE5} %{PATCH4}
+prep_docbook 4.2-xml %{SOURCE6} 
+# Fix &euro; in SGML.
+%patch5 -p1
+
+prep_docbook 4.3-sgml %{SOURCE7} 
+prep_docbook 4.3-xml %{SOURCE8}
+prep_docbook 4.4-sgml %{SOURCE9}
+prep_docbook 4.4-xml %{SOURCE10}
+prep_docbook 4.5-sgml %{SOURCE11}
+prep_docbook 4.5-xml %{SOURCE12}
+#prep_docbook 5.0-sgml %{SOURCE13}
+#prep_docbook 5.0-xml %{SOURCE14}
+
+%build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+function build_docbook() {
+   cd $1-$2
+   DESTDIR=%{buildroot}%{_datadir}/sgml/docbook/$2-dtd-$1%{suffix}
+    
+   install -d $DESTDIR
+   install docbook.cat $DESTDIR/catalog
+   install *.dtd $DESTDIR
+   install *.mod $DESTDIR
+     
+   case "$2" in 
+   sgml)
+      install *.dcl $DESTDIR ;;
+   xml)
+      install -d $DESTDIR/ent
+      install ent/* $DESTDIR/ent ;;
+   esac
+   cd ..
+}
+
+build_docbook 3.0 sgml
+build_docbook 3.1 sgml
+build_docbook 4.0 sgml
+build_docbook 4.1 sgml
+build_docbook 4.1.2 xml
+build_docbook 4.2 sgml
+build_docbook 4.2 xml
+build_docbook 4.3 sgml
+build_docbook 4.3 xml
+build_docbook 4.4 sgml
+build_docbook 4.4 xml
+build_docbook 4.5 sgml
+build_docbook 4.5 xml
+#build_docbook 5.0 sgml
+#build_docbook 5.0 xml
+
+# symlinks
+install -d %{buildroot}/etc/sgml
+ln -s sgml-docbook-4.5%{suffix}.cat \
+   %{buildroot}/etc/sgml/sgml-docbook.cat
+ln -s xml-docbook-4.5%{suffix}.cat \
+   %{buildroot}/etc/sgml/xml-docbook.cat
+
+install -d %{buildroot}%{_datadir}/sgml/sgml-iso-entities-8879.1986
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+# disable executable requirement script because the script contains a function
+%define __scriptlet_requires /bin/true
+
+%post
+if [ $1 -ge 1 ]; then
+#new install or upgrade
+CATALOG=/usr/share/sgml/sgml-iso-entities-8879.1986/catalog
+[ -e $CATALOG ] || 
+   xmlcatalog --noout --create $CATALOG
+
+# update the centralized catalog corresponding to this version of the DTD
+function update_catalog() {
+   /usr/bin/xmlcatalog --sgml --noout \
+      --add /etc/sgml/$2-docbook-$1%{suffix}.cat \
+      $CATALOG
+
+   /usr/bin/xmlcatalog --sgml --noout \
+      --add /etc/sgml/$2-docbook-$1%{suffix}.cat \
+      /usr/share/sgml/docbook/$2-dtd-$1%{suffix}/catalog
+}
+
+update_catalog 3.0 sgml
+update_catalog 3.1 sgml
+update_catalog 4.0 sgml
+update_catalog 4.1 sgml
+update_catalog 4.1.2 xml
+update_catalog 4.2 sgml
+update_catalog 4.2 xml
+update_catalog 4.3 sgml
+update_catalog 4.3 xml
+update_catalog 4.4 sgml
+update_catalog 4.4 xml
+update_catalog 4.5 sgml
+update_catalog 4.5 xml
+#update_catalog 5.0 sgml
+#update_catalog 5.0 xml
+
+# the following lines are for the case in which the style sheets
+# were installed after another DTD but before this DTD
+STYLESHEETS=$(echo /usr/share/sgml/docbook/dsssl-stylesheets-*)
+STYLESHEETS=${STYLESHEETS##*/dsssl-stylesheets-}
+if [ "$STYLESHEETS" != "*" ]; then
+   function update_catalog() {
+      #/usr/bin/xmlcatalog --sgml --noout \
+      #   --add /etc/sgml/$2-docbook-$1%{suffix}.cat \
+      #   /usr/share/sgml/openjade-%{openjadever}/catalog
+    
+      /usr/bin/xmlcatalog --sgml --noout \
+         --add /etc/sgml/$2-docbook-$1%{suffix}.cat \
+         /usr/share/sgml/docbook/dsssl-stylesheets-$STYLESHEETS/catalog
+   }
+
+   update_catalog 3.0 sgml
+   update_catalog 3.1 sgml
+   update_catalog 4.0 sgml
+   update_catalog 4.1 sgml
+   update_catalog 4.1.2 xml
+   update_catalog 4.2 sgml
+   update_catalog 4.2 xml
+   update_catalog 4.3 sgml
+   update_catalog 4.3 xml
+   update_catalog 4.4 sgml
+   update_catalog 4.4 xml
+   update_catalog 4.5 xml
+   update_catalog 4.5 sgml
+#   update_catalog 5.0 xml
+#   update_catalog 5.0 sgml
+fi
+
+#
+# XML catalog
+#
+CATALOG=/etc/xml/catalog
+#/usr/share/sgml/docbook/xmlcatalog
+[ -e $CATALOG ] || 
+   xmlcatalog --noout --create $CATALOG
+
+function update_catalog() {   
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Publishing//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-pub.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Greek Letters//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-grk1.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//ELEMENTS DocBook XML Information Pool V$1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/dbpoolx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Box and Line Drawing//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-box.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//DTD DocBook XML V$1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/docbookx.dtd" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Greek Symbols//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1-%{suffix}/ent/iso-grk3.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-amsn.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-num.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//ENTITIES DocBook XML Character Entities V$1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/dbcentx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-grk4.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//ENTITIES DocBook XML Notations V$1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/dbnotnx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Diacritical Marks//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-dia.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Monotoniko Greek//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-grk2.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//ENTITIES DocBook XML Additional General Entities V$1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/dbgenent.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//ELEMENTS DocBook XML Document Hierarchy V$1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/dbhierx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-amsa.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-amso.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Russian Cyrillic//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-cyrl.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES General Technical//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-tech.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-amsc.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//DTD XML Exchange Table Model 19990315//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/soextblx.dtd" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "-//OASIS//DTD DocBook XML CALS Table Model V$1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/calstblx.dtd" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Latin 1//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-lat1.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-amsb.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Latin 2//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-lat2.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-amsr.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "public" \
+      "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}/ent/iso-cyr2.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "rewriteSystem" \
+      "http://www.oasis-open.org/docbook/xml/$1" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}" $CATALOG
+   /usr/bin/xmlcatalog --noout --add "rewriteURI" \
+      "http://www.oasis-open.org/docbook/xml/$1" \
+      "/usr/share/sgml/docbook/xml-dtd-$1%{suffix}" $CATALOG
+}
+
+if [ -w $CATALOG ]; then
+   update_catalog 4.1.2
+   update_catalog 4.2
+   update_catalog 4.3
+   update_catalog 4.4   
+   update_catalog 4.5
+#   update_catalog 5.0
+fi
+
+# Finally, make sure everything in /etc/sgml is readable!
+/bin/chmod a+r /etc/sgml/*
+
+fi # new install or upgrade
+exit 0
+
+%postun
+if [ $1 -eq 0 ]; then
+#erase
+
+#
+# SGML catalog
+#
+
+# update the centralized catalog corresponding to this version of the DTD
+function update_catalog() {
+   /usr/bin/xmlcatalog --sgml --noout --del /etc/sgml/$2-docbook-$1%{suffix}.cat \
+      /etc/sgml/catalog 2>/dev/null
+   rm -f /etc/sgml/$2-docbook-$1%{suffix}.cat
+}
+
+update_catalog 3.0 sgml
+update_catalog 3.1 sgml
+update_catalog 4.0 sgml
+update_catalog 4.1 sgml
+update_catalog 4.1.2 xml
+update_catalog 4.2 sgml
+update_catalog 4.2 xml
+update_catalog 4.3 sgml
+update_catalog 4.3 xml
+update_catalog 4.4 sgml
+update_catalog 4.4 xml
+update_catalog 4.5 sgml
+update_catalog 4.5 xml
+#update_catalog 5.0 sgml
+#update_catalog 5.0 xml
+
+#
+# XML catalog
+#
+
+CATALOG=/usr/share/sgml/docbook/xmlcatalog
+[ -e $CATALOG ] || 
+   xmlcatalog --noout --create $CATALOG
+
+function update_catalog() {
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/ent/iso-pub.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/ent/iso-grk1.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/dbpoolx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/ent/iso-box.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/docbookx.dtd" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/ent/iso-grk3.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/ent/iso-amsn.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+      --del "xml-dtd-$1%{suffix}/ent/iso-num.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/dbcentx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-grk4.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/dbnotnx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-dia.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-grk2.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/dbgenent.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/dbhierx.mod" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-amsa.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-amso.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-cyrl.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-tech.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-amsc.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/soextblx.dtd" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/calstblx.dtd" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-lat1.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-amsb.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-lat2.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-amsr.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}/ent/iso-cyr2.ent" $CATALOG
+   /usr/bin/xmlcatalog --noout \
+     --del "xml-dtd-$1%{suffix}" $CATALOG
+}
+
+if [ -w $CATALOG ]; then
+   update_catalog 4.1.2
+   update_catalog 4.2
+   update_catalog 4.3
+   update_catalog 4.4   
+   update_catalog 4.5
+#   update_catalog 5.0
+fi
+
+fi # erase
+exit 0
+
+%files
+%defattr (-,root,root)
+%{_datadir}/sgml/docbook/sgml-dtd-3.0%{suffix}
+%{_datadir}/sgml/docbook/sgml-dtd-3.1%{suffix}
+%{_datadir}/sgml/docbook/sgml-dtd-4.0%{suffix}
+%{_datadir}/sgml/docbook/sgml-dtd-4.1%{suffix}
+%{_datadir}/sgml/docbook/sgml-dtd-4.2%{suffix}
+%{_datadir}/sgml/docbook/sgml-dtd-4.3%{suffix}
+%{_datadir}/sgml/docbook/sgml-dtd-4.4%{suffix}
+%{_datadir}/sgml/docbook/sgml-dtd-4.5%{suffix}
+%{_datadir}/sgml/docbook/xml-dtd-4.1.2%{suffix}
+%{_datadir}/sgml/docbook/xml-dtd-4.2%{suffix}
+%{_datadir}/sgml/docbook/xml-dtd-4.3%{suffix}
+%{_datadir}/sgml/docbook/xml-dtd-4.4%{suffix}
+%{_datadir}/sgml/docbook/xml-dtd-4.5%{suffix}
+#%{_datadir}/sgml/docbook/xml-dtd-5.0%{suffix}
+%dir %{_datadir}/sgml/sgml-iso-entities-8879.1986
+/etc/sgml/sgml-docbook.cat
+/etc/sgml/xml-docbook.cat
+%doc --parents 3.1-sgml/ChangeLog
+%doc --parents 4.1-sgml/ChangeLog
+%doc --parents */*.txt
+
+%changelog
+* Tue Aug 27 2013 Automatic Build System <autodist@mambasoft.it> 20080923-2mamba
+- automatic rebuild by autodist
+
+* Tue Sep 23 2008 Silvan Calarco <silvan.calarco@mambasoft.it> 20080923-1mamba
+- update to 20080923
+
+* Sun Oct 30 2005 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0-6qilnx
+- rebuilt as noarch package
+
+* Wed Feb 23 2005 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0-5qilnx
+- fixed requirements on libxml2
+
+* Wed Feb 23 2005 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0-4qilnx
+- fixed creation of xml catalog
+
+* Tue Feb 22 2005 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0-3qilnx
+- added docbook 4.3 and 4.4
+- specfile cleanups
+
+* Fri Jan 21 2005 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0-2qilnx
+- rebuilt and moved for devel-contrib to devel repository
+
+* Thu Sep 23 2004 Matteo Bernasconi <voyagernm@virgilio.it> 1.0-1qilnx
+- first Build