How To Install maildir-filter on Ubuntu 18.04
Introduction
In this tutorial we learn how to install maildir-filter on Ubuntu 18.04.
What is maildir-filter
maildir-filter is:
This program was designed to filter messages based on regular expressions with perl syntax and perform actions on them (deliver on a Maildir folder, send it to oblivion or bounce it).
There are three methods to install maildir-filter on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install maildir-filter Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install maildir-filter using apt-get by running the following command:
sudo apt-get -y install maildir-filter
Install maildir-filter Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install maildir-filter using apt by running the following command:
sudo apt -y install maildir-filter
Install maildir-filter Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install maildir-filter using aptitude by running the following command:
sudo aptitude -y install maildir-filter
How To Uninstall maildir-filter on Ubuntu 18.04
To uninstall only the maildir-filter package we can use the following command:
sudo apt-get remove maildir-filter
Uninstall maildir-filter And Its Dependencies
To uninstall maildir-filter and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove maildir-filter
Remove maildir-filter Configurations and Data
To remove maildir-filter configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge maildir-filter
Remove maildir-filter configuration, data, and all of its dependencies
We can use the following command to remove maildir-filter configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge maildir-filter
References
Summary
In this tutorial we learn how to install maildir-filter package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
