How To Install texlive-iftex on Rocky Linux 8

In this tutorial we learn how to install texlive-iftex on Rocky Linux 8. texlive-iftex is Am I running under pdfTeX, XeTeX or LuaTeX?

Introduction

In this tutorial we learn how to install texlive-iftex on Rocky Linux 8.

What is texlive-iftex

The package, which works both for Plain TeX and for LaTeX, defines the \ifPDFTeX, \ifXeTeX, and \ifLuaTeX conditionals for testing which engine is being used for typesetting. The package also provides the \RequirePDFTeX, \RequireXeTeX, and \RequireLuaTeX commands which throw an error if pdfTeX, XeTeX or LuaTeX (respectively) is not the engine in use.

We can use yum or dnf to install texlive-iftex on Rocky Linux 8. In this tutorial we discuss both methods but you only need to choose one of method to install texlive-iftex.

Install texlive-iftex on Rocky Linux 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

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

sudo dnf -y install texlive-iftex

Install texlive-iftex on Rocky Linux 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

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

sudo yum -y install texlive-iftex

How To Uninstall texlive-iftex on Rocky Linux 8

To uninstall only the texlive-iftex package we can use the following command:

sudo dnf remove texlive-iftex

texlive-iftex Package Contents on Rocky Linux 8

/usr/share/licenses/texlive-iftex
/usr/share/licenses/texlive-iftex/lppl1.3.txt
/usr/share/texlive/texmf-dist/doc/generic/iftex
/usr/share/texlive/texmf-dist/doc/generic/iftex/README
/usr/share/texlive/texmf-dist/doc/generic/iftex/iftex.pdf
/usr/share/texlive/texmf-dist/doc/generic/iftex/iftex.tex
/usr/share/texlive/texmf-dist/tex/generic/iftex
/usr/share/texlive/texmf-dist/tex/generic/iftex/iftex.sty

References

Summary

In this tutorial we learn how to install texlive-iftex on Rocky Linux 8 using yum and dnf.