How To Install libev-dev on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libev-dev on Ubuntu 18.04.
What is libev-dev
libev-dev is:
Static library, header files, and documentation for libev.
libev provides a full-featured and high-performance event loop that is loosely modelled after libevent. It includes relative timers, absolute timers with customized rescheduling, synchronous signals, process status change events, event watchers dealing with the event loop itself, file watchers, and even limited support for fork events. It uses a priority queue to manage timers and uses arrays as fundamental data structure. It has no artificial limitations on the number of watchers waiting for the same event.
libev supports select, poll, epoll, kqueue, and inotify.
There are three methods to install libev-dev 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 libev-dev Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libev-dev using apt-get by running the following command:
sudo apt-get -y install libev-dev
Install libev-dev Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libev-dev using apt by running the following command:
sudo apt -y install libev-dev
Install libev-dev 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 libev-dev using aptitude by running the following command:
sudo aptitude -y install libev-dev
How To Uninstall libev-dev on Ubuntu 18.04
To uninstall only the libev-dev package we can use the following command:
sudo apt-get remove libev-dev
Uninstall libev-dev And Its Dependencies
To uninstall libev-dev and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libev-dev
Remove libev-dev Configurations and Data
To remove libev-dev configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libev-dev
Remove libev-dev configuration, data, and all of its dependencies
We can use the following command to remove libev-dev configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libev-dev
References
Summary
In this tutorial we learn how to install libev-dev package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
