How To Install libstdc++-9-dev on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libstdc++-9-dev on Ubuntu 20.04.
What is libstdc++-9-dev
libstdc++-9-dev is:
This package contains the headers and static library files necessary for building C++ programs which use libstdc++.
libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0. Task: ubuntu-mate-core, ubuntu-mate-desktop Build-Essential: yes
Package: libstdc++-9-dev Architecture: amd64 Version: 9.3.0-10ubuntu2 Multi-Arch: same Priority: optional Section: libdevel Source: gcc-9 Origin: Ubuntu Maintainer: Ubuntu Core developers [email protected] Original-Maintainer: Debian GCC Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 17624 Provides: libstdc++-dev Depends: gcc-9-base (= 9.3.0-10ubuntu2), libgcc-9-dev (= 9.3.0-10ubuntu2), libstdc++6 (>= 9.3.0-10ubuntu2), libc6-dev (>= 2.13-0ubuntu6) Suggests: libstdc++-9-doc Conflicts: libg++2.8-dev, libg++27-dev, libg++272-dev (« 2.7.2.8-1), libstdc++2.10-dev (« 1:2.95.3-2), libstdc++2.8-dev, libstdc++2.9-dev, libstdc++2.9-glibc2.1-dev, libstdc++3.0-dev Filename: pool/main/g/gcc-9/libstdc++-9-dev_9.3.0-10ubuntu2_amd64.deb Size: 1711276 MD5sum: 0a592bc6b46da6d7230616515ac6e290 SHA1: 5dc5045c7ffcb438c1e9f48008fd93362f4b7f57 SHA256: 11196f4a1beb5ea0399052227aafe4c341c8de3602698b572333acee15f0088c Homepage: http://gcc.gnu.org/ Description-en: GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++.
libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0. Task: ubuntu-mate-core, ubuntu-mate-desktop Build-Essential: yes
There are three methods to install libstdc++-9-dev on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libstdc++-9-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 libstdc++-9-dev using apt-get by running the following command:
sudo apt-get -y install libstdc++-9-dev
Install libstdc++-9-dev Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libstdc++-9-dev using apt by running the following command:
sudo apt -y install libstdc++-9-dev
Install libstdc++-9-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 libstdc++-9-dev using aptitude by running the following command:
sudo aptitude -y install libstdc++-9-dev
How To Uninstall libstdc++-9-dev on Ubuntu 20.04
To uninstall only the libstdc++-9-dev package we can use the following command:
sudo apt-get remove libstdc++-9-dev
Uninstall libstdc++-9-dev And Its Dependencies
To uninstall libstdc++-9-dev and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libstdc++-9-dev
Remove libstdc++-9-dev Configurations and Data
To remove libstdc++-9-dev configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libstdc++-9-dev
Remove libstdc++-9-dev configuration, data, and all of its dependencies
We can use the following command to remove libstdc++-9-dev configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libstdc++-9-dev
References
Summary
In this tutorial we learn how to install libstdc++-9-dev package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.