How To Install gengetopt on CentOS 7
Introduction
In this tutorial we learn how to install gengetopt on CentOS 7.
What is gengetopt
Gengetopt is a tool to generate C code to parse the command line arguments argc and argv that are part of every C or C++ program. The generated code uses the C library function getopt_long to perform the actual command line parsing.
We can use yum or dnf to install gengetopt on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install gengetopt.
Install gengetopt on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install gengetopt using yum by running the following command:
sudo yum -y install gengetopt
Install gengetopt on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install gengetopt using dnf by running the following command:
sudo dnf -y install gengetopt
How To Uninstall gengetopt on CentOS 7
To uninstall only the gengetopt package we can use the following command:
sudo dnf remove gengetopt
References
Summary
In this tutorial we learn how to install gengetopt on CentOS 7 using yum and dnf.