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| website = [https://pacman.archlinux.page pacman.archlinux.page]
| website = [https://pacman.archlinux.page pacman.archlinux.page]
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In Arch Linux, Pacman is...
[[File:Pacman 401.png|thumb|[[Pacman]]]]
== Intro ==
The [[Linux Distributions|Linux distribution]] [[Arch Linux]] and its derivatives usually use a [[Package Manager|package manager]] called Pacman, invokable as <code>pacman</code>. More information can be found on the relevant Arch Wiki page, located [https://wiki.archlinux.org/title/pacman here]. Pacman is a binary distribution package manager, and only has builds for x86_64, though some have tried creating alternative ports. The most common usages of Pacman are to install, search, update, and query packages.
 
== Flags ==
Pacman uses a flag scheme involving one main flag (uppercase) and many minor flags (lowercase). The most commonly used main flags are <code>-S</code> for "sync", <code>-R</code> for removal, and <code>-Q</code> for querying. Sync and query are similar, but sync looks for (and installs) packages from the Arch Linux repositories, while query only finds currently installed packages.
 
Minor flags may be appended to the main flags, slightly changing their behavior. For example, <code>-Su</code> upgrades a package and <code>-Ss</code> searches for them, both via the online repositories.  
 
== Usage ==
The following are several common usages of Pacman. In all cases where applicable, the given operation can also be performed on multiple packages at once by simply writing them all out separated by a space, i.e. <code>pacman -S package1 package2</code>
{| class="wikitable"
|+Common Pacman Commands
!Command
!Description
|-
|<code>pacman -S package-name</code>
|(Re)install a given package
|-
|<code>pacman -Ss search-term</code><code>pacman -Qs search-term</code>
|Search the online repositories or local package database for a given package
|-
|<code>pacman -Si package-name</code><code>pacman -Qi package-name</code>
|Get info about a package from the online repositories or local package database
|-
|<code>pacman -Sy package-name</code>
|Install the latest version of a package without upgrading the entire system '''(not recommended, causes a [https://wiki.archlinux.org/title/system_maintenance#Partial_upgrades_are_unsupported partial upgrade])'''
|-
|<code>pacman -Syu</code>
|Update system's packages; Listed packages will also be installed alongside the update
|-
|<code>pacman -Syyu</code>
|Update system's packages, forcing a listing update '''(not recommended)'''
|-
|<code>pacman -R package-name</code>
|Remove a given package
|-
|<code>pacman -Rs package-name</code>
|Remove a package and its unneeded dependencies
|-
|<code>pacman -Rns package-name</code>
|Remove a package, it's dependencies, and any global configuration files
|-
|<code>pacman -Rsc package-name</code>
|Remove a package and all of its dependencies, even if need by other packages '''(not recommended)'''
|-
|<code>pacman -Qdt</code>
|List packages installed as dependencies that are no longer needed as dependencies (orphans)
|}
 
== Removing Packages ==
The recommended ways to remove packages are <code>pacman -R package-name</code>, <code>pacman -Rs package-name</code>, and <code>pacman -Rns package-name</code>. The functionality of each of these commands is described within the table under [[#Common Usages]].
 
When removing packages, <code>-Rsc</code> should be used sparingly. If you wish to remove unneeded dependencies to save space (or for other reasons), use <code>-Rs</code>, or simply remove with <code>-R</code> and find the orphaned packages using <code>-Qdt</code>. If the <code>q</code> flag is added, the output will be "quiet" and can be chained with another <code>-R</code> command, i.e. <code>pacman -R $(pacman -Qdtq)</code>
 
== Dangerous Commands<ref>https://wiki.archlinux.org/title/system_maintenance#Avoid_certain_pacman_commands</ref> ==
TODO: Include information about the following arguments: -Sy, -Syyu, -Rsc
 
== Repositories ==
{| class="wikitable"
|+
!Repository
!Purpose
|-
|core
|Packages necessary for a base Arch installation
|-
|extra
|Packages that are not critical to a functioning Arch system
|-
|multilib
|32 bit (x86) packages that are not critical to a functioning Arch system
|}
 
=== Testing repositories ===
Testing repositories allow users to ''test'' software before it's pushed to all users. The [https://bbs.archlinux.org/viewforum.php?id=49 Testing Repo Forum] should be used to report any bugs encountered while on the testing repositories. 
 
==== Using Testing ====
To begin using testing, uncomment the <code>[<repo>-testing]</code> entries in <code>/etc/pacman.conf</code> as well as their corresponding <code>Include = /etc/pacman.d/mirrorlist</code> entries. All testing repositories should be enabled at once to avoid a [https://wiki.archlinux.org/title/system_maintenance#Partial_upgrades_are_unsupported partial upgrade].
 
== See Also ==
[https://wiki.archlinux.org/title/pacman pacman - ArchWiki]
 
[https://pacman.archlinux.page/ Pacman Home Page]
[[Category:Package Managers]]
[[Category:Package Managers]]

Latest revision as of 09:38, 15 June 2024

Pacman
Release Status Maintained
Last Release 6.1.0, 2024-03-04
Language(s) C
Developer(s) Arch Linux
Website pacman.archlinux.page
Pacman

Intro

The Linux distribution Arch Linux and its derivatives usually use a package manager called Pacman, invokable as pacman. More information can be found on the relevant Arch Wiki page, located here. Pacman is a binary distribution package manager, and only has builds for x86_64, though some have tried creating alternative ports. The most common usages of Pacman are to install, search, update, and query packages.

Flags

Pacman uses a flag scheme involving one main flag (uppercase) and many minor flags (lowercase). The most commonly used main flags are -S for "sync", -R for removal, and -Q for querying. Sync and query are similar, but sync looks for (and installs) packages from the Arch Linux repositories, while query only finds currently installed packages.

Minor flags may be appended to the main flags, slightly changing their behavior. For example, -Su upgrades a package and -Ss searches for them, both via the online repositories.

Usage

The following are several common usages of Pacman. In all cases where applicable, the given operation can also be performed on multiple packages at once by simply writing them all out separated by a space, i.e. pacman -S package1 package2

Common Pacman Commands
Command Description
pacman -S package-name (Re)install a given package
pacman -Ss search-termpacman -Qs search-term Search the online repositories or local package database for a given package
pacman -Si package-namepacman -Qi package-name Get info about a package from the online repositories or local package database
pacman -Sy package-name Install the latest version of a package without upgrading the entire system (not recommended, causes a partial upgrade)
pacman -Syu Update system's packages; Listed packages will also be installed alongside the update
pacman -Syyu Update system's packages, forcing a listing update (not recommended)
pacman -R package-name Remove a given package
pacman -Rs package-name Remove a package and its unneeded dependencies
pacman -Rns package-name Remove a package, it's dependencies, and any global configuration files
pacman -Rsc package-name Remove a package and all of its dependencies, even if need by other packages (not recommended)
pacman -Qdt List packages installed as dependencies that are no longer needed as dependencies (orphans)

Removing Packages

The recommended ways to remove packages are pacman -R package-name, pacman -Rs package-name, and pacman -Rns package-name. The functionality of each of these commands is described within the table under #Common Usages.

When removing packages, -Rsc should be used sparingly. If you wish to remove unneeded dependencies to save space (or for other reasons), use -Rs, or simply remove with -R and find the orphaned packages using -Qdt. If the q flag is added, the output will be "quiet" and can be chained with another -R command, i.e. pacman -R $(pacman -Qdtq)

Dangerous Commands[1]

TODO: Include information about the following arguments: -Sy, -Syyu, -Rsc

Repositories

Repository Purpose
core Packages necessary for a base Arch installation
extra Packages that are not critical to a functioning Arch system
multilib 32 bit (x86) packages that are not critical to a functioning Arch system

Testing repositories

Testing repositories allow users to test software before it's pushed to all users. The Testing Repo Forum should be used to report any bugs encountered while on the testing repositories.

Using Testing

To begin using testing, uncomment the [<repo>-testing] entries in /etc/pacman.conf as well as their corresponding Include = /etc/pacman.d/mirrorlist entries. All testing repositories should be enabled at once to avoid a partial upgrade.

See Also

pacman - ArchWiki

Pacman Home Page