How To Install texlive-iftex on CentOS 8
Introduction
In this tutorial we learn how to install texlive-iftex on CentOS 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 CentOS 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 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 texlive-iftex using dnf by running the following command:
sudo dnf -y install texlive-iftex
Install texlive-iftex 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 texlive-iftex using yum by running the following command:
sudo yum -y install texlive-iftex
How To Uninstall texlive-iftex on CentOS 8
To uninstall only the texlive-iftex package we can use the following command:
sudo dnf remove texlive-iftex
texlive-iftex Package Contents on CentOS 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 CentOS 8 using yum and dnf.
