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Difference between revisions of "Pacman"
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| − | ''' | + | {{DISPLAYTITLE:pacman}} |
| + | '''pacman''' is the package manager used by the [[Arch|Arch Linux]] distribution. It tracks all the software installed in the system and can automatically install, uninstall, upgrade or downgrade packages using a remote central repository or local {{ic|.pkg.tar.xz}} files. | ||
== Usage == | == Usage == | ||
| − | + | pacman is very simple to use. | |
| − | + | {{bc|# pacman -S ''package1'' ''package2'' ''...''}} | |
| − | |||
| − | |||
| − | |||
| − | |||
=== Uninstalling === | === Uninstalling === | ||
| − | To uninstall a package or group of packages, simply pass its name as argument to the | + | To uninstall a package or group of packages, simply pass its name as argument to the {{ic|-R}} option: |
| − | + | {{bc|# pacman -R ''package or group''}} | |
=== System upgrade === | === System upgrade === | ||
| Line 21: | Line 18: | ||
To upgrade the whole system, issue the following command: | To upgrade the whole system, issue the following command: | ||
| − | + | {{bc|# pacman -Syu}} | |
Partial upgrades are not supported in Arch Linux. Always upgrade the whole system at once and bring it to the latest version, otherwise incompatibilities could occur. | Partial upgrades are not supported in Arch Linux. Always upgrade the whole system at once and bring it to the latest version, otherwise incompatibilities could occur. | ||
| Line 27: | Line 24: | ||
=== Package databases === | === Package databases === | ||
| − | You can query the package database of the remote repositories or the local database of installed packages using the | + | You can query the package database of the remote repositories or the local database of installed packages using the {{ic|-S}} or the {{ic|-Q}} options respectively. The lower-case suboptions determine which operation will be done. |
==== Searching for packages ==== | ==== Searching for packages ==== | ||
| − | + | For online repositories: | |
| − | pacman -Ss | + | |
| − | pacman -Qs | + | {{bc|# pacman -Ss ''packages''}} |
| − | + | ||
| + | For local packages: | ||
| + | |||
| + | {{bc|# pacman -Qs ''packages''}} | ||
Both the names and the descriptions of packages will be searched. | Both the names and the descriptions of packages will be searched. | ||
| Line 40: | Line 40: | ||
==== Obtaining information on a package ==== | ==== Obtaining information on a package ==== | ||
| − | + | For online repositories: | |
| − | pacman -Si | + | |
| − | pacman -Qi | + | {{bc|# pacman -Si ''package''}} |
| − | + | ||
| + | For local packages: | ||
| + | |||
| + | {{bc|# pacman -Qi ''package''}} | ||
=== Files belonging to a package === | === Files belonging to a package === | ||
| Line 49: | Line 52: | ||
To obtain a list of files that belong to an installed package: | To obtain a list of files that belong to an installed package: | ||
| − | + | {{bc|# pacman -Ql ''package''}} | |
=== Which package owns a file === | === Which package owns a file === | ||
| Line 55: | Line 58: | ||
To find out which installed package owns any given file: | To find out which installed package owns any given file: | ||
| − | + | {{bc|# pacman -Qo ''/path/to/file''}} | |
=== Unneeded packages === | === Unneeded packages === | ||
| Line 61: | Line 64: | ||
To list packages that were installed as dependencies and that are not needed anymore: | To list packages that were installed as dependencies and that are not needed anymore: | ||
| − | + | {{bc|# pacman -Qdt}} | |
[[Category:GNU/Linux]] | [[Category:GNU/Linux]] | ||
[[Category:Arch]] | [[Category:Arch]] | ||
[[Category:Package manager]] | [[Category:Package manager]] | ||
Revision as of 11:07, 20 January 2016
pacman is the package manager used by the Arch Linux distribution. It tracks all the software installed in the system and can automatically install, uninstall, upgrade or downgrade packages using a remote central repository or local .pkg.tar.xz files.
Contents
Usage
pacman is very simple to use.
# pacman -S package1 package2 ...
Uninstalling
To uninstall a package or group of packages, simply pass its name as argument to the -R option:
# pacman -R package or group
System upgrade
To upgrade the whole system, issue the following command:
# pacman -Syu
Partial upgrades are not supported in Arch Linux. Always upgrade the whole system at once and bring it to the latest version, otherwise incompatibilities could occur.
Package databases
You can query the package database of the remote repositories or the local database of installed packages using the -S or the -Q options respectively. The lower-case suboptions determine which operation will be done.
Searching for packages
For online repositories:
# pacman -Ss packages
For local packages:
# pacman -Qs packages
Both the names and the descriptions of packages will be searched.
Obtaining information on a package
For online repositories:
# pacman -Si package
For local packages:
# pacman -Qi package
Files belonging to a package
To obtain a list of files that belong to an installed package:
# pacman -Ql package
Which package owns a file
To find out which installed package owns any given file:
# pacman -Qo /path/to/file
Unneeded packages
To list packages that were installed as dependencies and that are not needed anymore:
# pacman -Qdt
