X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/af5a94f4c7b1f2cc797cd1e023e36a1bb359689d..d1b14e80cc22908d65445c9eb3926ebb4be190e7:/doc/apt-get.8.xml diff --git a/doc/apt-get.8.xml b/doc/apt-get.8.xml index b98d58737..ace7f9e1b 100644 --- a/doc/apt-get.8.xml +++ b/doc/apt-get.8.xml @@ -15,7 +15,7 @@ &apt-email; &apt-product; - 29 February 2004 + 08 November 2008 @@ -33,20 +33,74 @@ apt-get - - - + + + + + + + + + + + + target_release_name + + + target_release_number_expression + + + + - update - upgrade - dselect-upgrade - install pkg - remove pkg - source pkg - build-dep pkg - check - clean - autoclean + update + upgrade + dselect-upgrade + dist-upgrade + install + pkg + + + + =pkg_version_number + + + /target_release_name + + + + + + remove pkg + purge pkg + source + pkg + + =pkg_version_number + + + + build-dep pkg + check + clean + autoclean + autoremove + + + -v + --version + + + + + -h + --help + + @@ -54,8 +108,8 @@ Description apt-get is the command-line tool for handling packages, and may be considered the user's "back-end" to other tools using the APT - library. Several "front-end" interfaces exist, such as dselect(8), - aptitude, synaptic, gnome-apt and wajig. + library. Several "front-end" interfaces exist, such as &dselect;, + &aptitude;, &synaptic;, &gnome-apt; and &wajig;. Unless the , or option is given, one of the commands below must be present. @@ -102,6 +156,7 @@ with new versions of packages; apt-get has a "smart" conflict resolution system, and it will attempt to upgrade the most important packages at the expense of less important ones if necessary. + So, dist-upgrade command may remove some packages. The /etc/apt/sources.list file contains a list of locations from which to retrieve desired package files. See also &apt-preferences; for a mechanism for @@ -109,17 +164,24 @@ install - install is followed by one or more packages desired for - installation. Each package is a package name, not a fully qualified - filename (for instance, in a Debian GNU/Linux system, libc6 would be the - argument provided, not libc6_1.9.6-2.deb) All packages required - by the package(s) specified for installation will also be retrieved and - installed. The /etc/apt/sources.list file is used to locate - the desired packages. If a hyphen is appended to the package name (with - no intervening space), the identified package will be removed if it is - installed. Similarly a plus sign can be used to designate a package to - install. These latter features may be used to override decisions made by - apt-get's conflict resolution system. + + install is followed by one or more + packages desired for installation or upgrading. + Each package is a package name, not a fully qualified + filename (for instance, in a Debian GNU/Linux system, + libc6 would be the argument provided, not + libc6_1.9.6-2.deb). All packages required + by the package(s) specified for installation will also + be retrieved and installed. + The /etc/apt/sources.list file is + used to locate the desired packages. If a hyphen is + appended to the package name (with no intervening space), + the identified package will be removed if it is installed. + Similarly a plus sign can be used to designate a + package to install. These latter features may be used + to override decisions made by apt-get's conflict + resolution system. + A specific version of a package can be selected for installation by following the package name with an equals and the version of the package @@ -131,6 +193,17 @@ Both of the version selection mechanisms can downgrade packages and must be used with care. + This is also the target to use if you want to upgrade one or + more already-installed packages without upgrading every package + you have on your system. Unlike the "upgrade" target, which + installs the newest version of all currently installed packages, + "install" will install the newest version of only the package(s) + specified. Simply provide the name of the package(s) you wish + to upgrade, and if a newer version is available, it (and its + dependencies, as described above) will be downloaded and + installed. + + Finally, the &apt-preferences; mechanism allows you to create an alternative installation policy for individual packages. @@ -146,11 +219,17 @@ remove remove is identical to install except that packages are - removed instead of installed. If a plus sign is appended to the package + removed instead of installed. Note the removing a package leaves its + configuration files in system. If a plus sign is appended to the package name (with no intervening space), the identified package will be installed instead of removed. + purge + purge is identical to remove except that packages are + removed and purged (any configuration files are deleted too). + + source source causes apt-get to fetch source packages. APT will examine the available packages to decide which source package to @@ -203,6 +282,11 @@ APT::Clean-Installed will prevent installed packages from being erased if it is set to off. + + autoremove + autoremove is used to remove packages that were automatically + installed to satisfy dependencies for some package and that are no more needed. + @@ -210,6 +294,11 @@ &apt-cmdblurb; + + Do not consider recommended packages as a dependency for installing. + Configuration Item: APT::Install-Recommends. + + Download only; package files are only retrieved, not unpacked or installed. Configuration Item: APT::Get::Download-Only. @@ -337,7 +426,8 @@ Use purge instead of remove for anything that would be removed. An asterisk ("*") will be displayed next to packages which are - scheduled to be purged. + scheduled to be purged. is equivalent for + command. Configuration Item: APT::Get::Purge. @@ -359,8 +449,10 @@ This option controls the default input to the policy engine, it creates - a default pin at priority 990 using the specified release string. The - preferences file may further override this setting. In short, this option + a default pin at priority 990 using the specified release string. + This overrides the general settings in /etc/apt/preferences. + Specifically pinned packages are not affected by the value + of this option. In short, this option lets you have simple control over which distribution packages will be retrieved from. Some common examples might be or . @@ -382,6 +474,13 @@ Configuration Item: APT::Get::Remove. + + If the command is either install or remove, + then this option acts like running autoremove command, removing the unused + dependency packages. Configuration Item: APT::Get::AutomaticRemove. + + + Only has meaning for the source and build-dep @@ -393,9 +492,9 @@ Item: APT::Get::Only-Source. - - Download only the diff or tar file of a source archive. - Configuration Item: APT::Get::Diff-Only and + + Download only the diff, dsc, or tar file of a source archive. + Configuration Item: APT::Get::Diff-Only, APT::Get::Dsc-Only, and APT::Get::Tar-Only. @@ -406,7 +505,7 @@ Ignore if packages can't be authenticated and don't prompt about it. - This is usefull for tools like pbuilder. + This is useful for tools like pbuilder. Configuration Item: APT::Get::AllowUnauthenticated. @@ -429,7 +528,7 @@ /etc/apt/apt.conf.d/ - APT configuration file fragments + APT configuration file fragments. Configuration Item: Dir::Etc::Parts. @@ -467,14 +566,23 @@ See Also &apt-cache;, &apt-cdrom;, &dpkg;, &dselect;, &sources-list;, - &apt-conf;, &apt-config;, + &apt-conf;, &apt-config;, &apt-secure;, The APT User's guide in &guidesdir;, &apt-preferences;, the APT Howto. Diagnostics apt-get returns zero on normal operation, decimal 100 on error. - + + ORIGINAL AUTHORS + &apt-author.jgunthorpe; + + + CURRENT AUTHORS + + &apt-author.team; + &apt-qapage; + + &manbugs; -