How To Install libcpu-features-dev on Ubuntu 22.04
Introduction
In this tutorial we learn how to install libcpu-features-dev
on Ubuntu 22.04.
What is libcpu-features-dev
libcpu-features-dev is:
Cross-platform C library to retrieve CPU features(such as available instructions) at runtime.
Design rationale:
- Simple to use.
- Extensible. Easy to add missing features or architectures.
- Compatible with old compilers and available on many architectures so it can be used widely. It’s implemented it in C99.
- Sandbox-compatible. The library uses a variety of strategies to cope with sandboxed environments or when cpuid is unavailable.
- Thread safe, no memory allocation, and raises no exceptions. cpu_features is suitable for implementing fundamental libc functions like malloc, memcpy, and memcmp.
- Unit tested.
There are three methods to install libcpu-features-dev
on Ubuntu 22.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install libcpu-features-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 libcpu-features-dev
using apt-get
by running the following command:
sudo apt-get -y install libcpu-features-dev
Install libcpu-features-dev Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install libcpu-features-dev
using apt
by running the following command:
sudo apt -y install libcpu-features-dev
Install libcpu-features-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 libcpu-features-dev
using aptitude
by running the following command:
sudo aptitude -y install libcpu-features-dev
How To Uninstall libcpu-features-dev on Ubuntu 22.04
To uninstall only the libcpu-features-dev
package we can use the following command:
sudo apt-get remove libcpu-features-dev
Uninstall libcpu-features-dev And Its Dependencies
To uninstall libcpu-features-dev
and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:
sudo apt-get -y autoremove libcpu-features-dev
Remove libcpu-features-dev Configurations and Data
To remove libcpu-features-dev
configuration and data from Ubuntu 22.04 we can use the following command:
sudo apt-get -y purge libcpu-features-dev
Remove libcpu-features-dev configuration, data, and all of its dependencies
We can use the following command to remove libcpu-features-dev
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libcpu-features-dev
References
Summary
In this tutorial we learn how to install libcpu-features-dev
package on Ubuntu 22.04 using different package management tools: apt
, apt-get
and aptitude
.