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Manual: apt-mark

APT-MARK(8)						     APT						 APT-MARK(8)

NAME
       apt-mark - show, set and unset various settings for a package

SYNOPSIS

       apt-mark {-f=filename | {auto | manual} pkg...  | {showauto | showmanual} [pkg...] } | {-v | --version} |
		{-h | --help}

       apt-mark {hold | unhold | install | remove | purge} pkg...  |
		{showhold | showinstall | showremove | showpurge} [pkg...]

DESCRIPTION
       apt-mark can be used as a unified front-end to set various settings for a package, such as marking a package as being
       automatically/manually installed or changing dpkg selections such as hold, install, deinstall and purge which are
       respected e.g. by apt-get dselect-upgrade or aptitude.

AUTOMATICALLY AND MANUALLY INSTALLED PACKAGES
       When you request that a package is installed, and as a result other packages are installed to satisfy its
       dependencies, the dependencies are marked as being automatically installed, while the package you installed
       explicitly is marked as manually installed. Once an automatically installed package is no longer depended on by any
       manually installed package it is considered no longer needed and e.g.  apt-get or aptitude will at least suggest
       removing them.

       auto
	   auto is used to mark a package as being automatically installed, which will cause the package to be removed when
	   no more manually installed packages depend on this package.

       manual
	   manual is used to mark a package as being manually installed, which will prevent the package from being
	   automatically removed if no other packages depend on it.

       minimize-manual
	   minimize-manual is used to mark (transitive) dependencies of metapackages as automatically installed. This can be
	   used after an installation for example, to minimize the number of manually installed packages; or continuously on
	   systems managed by system configuration metapackages.

       showauto
	   showauto is used to print a list of automatically installed packages with each package on a new line. All
	   automatically installed packages will be listed if no package is given. If packages are given only those which
	   are automatically installed will be shown.

       showmanual
	   showmanual can be used in the same way as showauto except that it will print a list of manually installed
	   packages instead.

   Options
       -f=filename, --file=filename
	   Read/Write package stats from the filename given with the parameter filename instead of from the default
	   location, which is extended_states in the directory defined by the Configuration Item: Dir::State.

PREVENT CHANGES FOR A PACKAGE
       hold
	   hold is used to mark a package as held back, which will prevent the package from being automatically installed,
	   upgraded or removed.

       unhold
	   unhold is used to cancel a previously set hold on a package to allow all actions again.

       showhold
	   showhold is used to print a list of packages on hold in the same way as for the other show commands.

SCHEDULE PACKAGES FOR INSTALL, REMOVE AND PURGE
       Some front-ends like apt-get dselect-upgrade can be used to apply previously scheduled changes to the install state
       of packages. Such changes can be scheduled with the install, remove (also known as deinstall) and purge commands.
       Packages with a specific selection can be displayed with showinstall, showremove and showpurge respectively. More
       information about these so called dpkg selections can be found in dpkg(1).

OPTIONS
       -h, --help
	   Show a short usage summary.

       -v, --version
	   Show the program version.

       --audit
	   Show audit (and notice) messages. This overrides the quiet option, but only for notice messages, not progress
	   ones.

       -c, --config-file
	   Configuration File; Specify a configuration file to use. The program will read the default configuration file and
	   then this configuration file. If configuration settings need to be set before the default configuration files are
	   parsed specify a file with the APT_CONFIG environment variable. See apt.conf(5) for syntax information.

       -o, --option
	   Set a Configuration Option; This will set an arbitrary configuration option. The syntax is -o Foo::Bar=bar.	-o
	   and --option can be used multiple times to set different options.

       --cli-version
	   Requests a specific CLI version. This is a pattern that takes a MAJOR.MINOR version. You may omit the MINOR
	   version, in which case the latest supported minor level will be used.

	   Version tracks are presented as follows: The version 3.2 has equivalent versions 0.32, 1.22, and 2.12,
	   implementing new features for their specified major versions.

	   A special case is the X.9 version pattern: A version like 2.9 is followed by 3.0, but 2.10 follows directly on
	   2.8; given that we use odd version numbers as development series (2.9 is the 3.0 development series).

	   This feature has been introduced in APT 3.1.10, and replaces the binary-specific configuration. You may use the
	   APT::Version to similar effect on older binaries, for example, use -o APT::Version=2 to make apt(8) behave like
	   the 2.x series.

	   The default value is the current APT version for apt(8) and 0.(10 * major + minor) for the classic commands. The
	   0.X series is soft-deprecated and the other commands will roll over to the 2.x series in the future.

       --no-color, --color
	   Turn colors on or off. Colors are on by default on supported terminals for apt(8) and can also be disabled using
	   the NO_COLOR or APT_NO_COLOR environment variables, or further configured by the APT::Color configuration option
	   and scope, see apt.conf(5) for information on that.

FILES
       /var/lib/apt/extended_states
	   Status list of auto-installed packages. Configuration Item: Dir::State::extended_states.

SEE ALSO
       apt-get(8), aptitude(8), apt.conf(5)

DIAGNOSTICS
       apt-mark returns zero on normal operation, non-zero on error.

BUGS
       APT bug page[1]. If you wish to report a bug in APT, please see /usr/share/doc/debian/bug-reporting.txt or the
       reportbug(1) command.

AUTHORS
       Mike O'Connor

       APT team

NOTES
	1. APT bug page
	   https://bugs.debian.org/src:apt

APT 3.2.0					      14 September 2024						 APT-MARK(8)