How To Install clang-format-4.0 on Ubuntu 18.04

In this tutorial we learn how to install clang-format-4.0 on Ubuntu 18.04. clang-format-4.0 is Tool to format C/C++/Obj-C code

Introduction

In this tutorial we learn how to install clang-format-4.0 on Ubuntu 18.04.

What is clang-format-4.0

clang-format-4.0 is:

Clang-format is both a library and a stand-alone tool with the goal of automatically reformatting C++ sources files according to configurable style guides. To do so, clang-format uses Clang’s Lexer to transform an input file into a token stream and then changes all the whitespace around those tokens. The goal is for clang-format to both serve both as a user tool (ideally with powerful IDE integrations) and part of other refactoring tools, e.g. to do a reformatting of all the lines changed during a renaming.

This package also provides vim and emacs plugins.

There are three methods to install clang-format-4.0 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 clang-format-4.0 Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install clang-format-4.0 using apt-get by running the following command:

sudo apt-get -y install clang-format-4.0

Install clang-format-4.0 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install clang-format-4.0 using apt by running the following command:

sudo apt -y install clang-format-4.0

Install clang-format-4.0 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 clang-format-4.0 using aptitude by running the following command:

sudo aptitude -y install clang-format-4.0

How To Uninstall clang-format-4.0 on Ubuntu 18.04

To uninstall only the clang-format-4.0 package we can use the following command:

sudo apt-get remove clang-format-4.0

Uninstall clang-format-4.0 And Its Dependencies

To uninstall clang-format-4.0 and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove clang-format-4.0

Remove clang-format-4.0 Configurations and Data

To remove clang-format-4.0 configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge clang-format-4.0

Remove clang-format-4.0 configuration, data, and all of its dependencies

We can use the following command to remove clang-format-4.0 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge clang-format-4.0

References

Summary

In this tutorial we learn how to install clang-format-4.0 package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.