How To Install docbook5-schemas on CentOS 8

docbook5-schemas is Norman Walsh’s schemas (DTD, Relax NG, W3C schema) for Docbook 5.X

Introduction

In this tutorial we learn how to install docbook5-schemas on CentOS 8.

What is docbook5-schemas

Docbook 5.X is a complete rewrite of Docbook in RELAX NG and not compatible with previous Docbook versions. This package contains Relax NG , DTD and W3C schema for Docbook 5.X. Syntax of those schemas is XML-compliant and is developed by the OASIS consortium.

We can use yum or dnf to install docbook5-schemas on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install docbook5-schemas.

Install docbook5-schemas on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install docbook5-schemas using dnf by running the following command:

sudo dnf -y install docbook5-schemas

Install docbook5-schemas on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install docbook5-schemas using yum by running the following command:

sudo yum -y install docbook5-schemas

How To Uninstall docbook5-schemas on CentOS 8

To uninstall only the docbook5-schemas package we can use the following command:

sudo dnf remove docbook5-schemas

docbook5-schemas Package Contents on CentOS 8

/etc/xml/docbook-5.xml
/usr/bin/db4-entities.pl
/usr/share/doc/docbook5-schemas
/usr/share/doc/docbook5-schemas/ChangeLog
/usr/share/doc/docbook5-schemas/README
/usr/share/doc/docbook5-schemas/docbook-5.0-spec-cd-01.html
/usr/share/doc/docbook5-schemas/docbook-5.0-spec-cd-01.pdf
/usr/share/doc/docbook5-schemas/docbook-5.0-spec-cd-01.xml
/usr/share/doc/docbook5-schemas/howto.html
/usr/share/doc/docbook5-schemas/howto.pdf
/usr/share/doc/docbook5-schemas/howto.xml
/usr/share/doc/docbook5-schemas/images
/usr/share/doc/docbook5-schemas/images/emacs.png
/usr/share/doc/docbook5-schemas/images/oxygen1.png
/usr/share/doc/docbook5-schemas/images/oxygen2.png
/usr/share/doc/docbook5-schemas/images/oxygen3.png
/usr/share/doc/docbook5-schemas/images/xxe.png
/usr/share/xml/docbook5
/usr/share/xml/docbook5/schema
/usr/share/xml/docbook5/schema/dtd
/usr/share/xml/docbook5/schema/dtd/5.0
/usr/share/xml/docbook5/schema/dtd/5.0/catalog.xml
/usr/share/xml/docbook5/schema/dtd/5.0/docbook.dtd
/usr/share/xml/docbook5/schema/rng
/usr/share/xml/docbook5/schema/rng/5.0
/usr/share/xml/docbook5/schema/rng/5.0/catalog.xml
/usr/share/xml/docbook5/schema/rng/5.0/docbook.rnc
/usr/share/xml/docbook5/schema/rng/5.0/docbook.rng
/usr/share/xml/docbook5/schema/rng/5.0/docbookxi.rnc
/usr/share/xml/docbook5/schema/rng/5.0/docbookxi.rng
/usr/share/xml/docbook5/schema/sch
/usr/share/xml/docbook5/schema/sch/5.0
/usr/share/xml/docbook5/schema/sch/5.0/catalog.xml
/usr/share/xml/docbook5/schema/sch/5.0/docbook.sch
/usr/share/xml/docbook5/schema/xsd
/usr/share/xml/docbook5/schema/xsd/5.0
/usr/share/xml/docbook5/schema/xsd/5.0/catalog.xml
/usr/share/xml/docbook5/schema/xsd/5.0/docbook.xsd
/usr/share/xml/docbook5/schema/xsd/5.0/xlink.xsd
/usr/share/xml/docbook5/schema/xsd/5.0/xml.xsd
/usr/share/xml/docbook5/stylesheet
/usr/share/xml/docbook5/stylesheet/upgrade
/usr/share/xml/docbook5/stylesheet/upgrade/db4-upgrade.xsl

References

Summary

In this tutorial we learn how to install docbook5-schemas on CentOS 8 using yum and dnf.