How To Install argbash on CentOS 8

argbash is Bash argument parsing code generator

Introduction

In this tutorial we learn how to install argbash on CentOS 8.

What is argbash

Argbash helps your shell scripts to accept arguments. You declare what arguments you want your script to accept and Argbash generates the shell code that parses them from the command-line and exposes passed values as shell variables. Help message is also generated, and helpful error messages are dispatched if the script is called with arguments that conflict with the interface.

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

Install argbash 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 argbash using dnf by running the following command:

sudo dnf -y install argbash

Install argbash 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 argbash using yum by running the following command:

sudo yum -y install argbash

How To Uninstall argbash on CentOS 8

To uninstall only the argbash package we can use the following command:

sudo dnf remove argbash

argbash Package Contents on CentOS 8

/usr/bin/argbash
/usr/bin/argbash-1to2
/usr/bin/argbash-init
/usr/share/argbash
/usr/share/argbash/argbash-lib.m4
/usr/share/argbash/argument_value_types.m4
/usr/share/argbash/collectors.m4
/usr/share/argbash/constants.m4
/usr/share/argbash/default_settings.m4
/usr/share/argbash/docopt.m4
/usr/share/argbash/env_vars.m4
/usr/share/argbash/function_generators.m4
/usr/share/argbash/list.m4
/usr/share/argbash/output-bash-script.m4
/usr/share/argbash/output-completion.m4
/usr/share/argbash/output-docopt.m4
/usr/share/argbash/output-manpage-defs.m4
/usr/share/argbash/output-manpage.m4
/usr/share/argbash/output-posix-script.m4
/usr/share/argbash/output-strip-all.m4
/usr/share/argbash/output-strip-none.m4
/usr/share/argbash/output-strip-user-content.m4
/usr/share/argbash/progs.m4
/usr/share/argbash/stuff.m4
/usr/share/argbash/utilities.m4
/usr/share/argbash/value_validators.m4
/usr/share/argbash/version
/usr/share/bash-completion/completions/argbash
/usr/share/doc/argbash
/usr/share/doc/argbash/ChangeLog
/usr/share/doc/argbash/README.md
/usr/share/licenses/argbash
/usr/share/licenses/argbash/LICENSE
/usr/share/man/man1/argbash.1.gz

References

Summary

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