X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/555a487afb510c561d094f27bb08119694e7388f..fb3e9400232b29f49ff6cd234f776f446330cc29:/doc/apt-cache.8.xml
diff --git a/doc/apt-cache.8.xml b/doc/apt-cache.8.xml
index 1393de015..0955c1c9e 100644
--- a/doc/apt-cache.8.xml
+++ b/doc/apt-cache.8.xml
@@ -1,6 +1,6 @@
-
%aptent;
@@ -18,7 +18,7 @@
&apt-email;
&apt-product;
- 04 February 2011
+ 2012-06-09T00:00:00Z
@@ -33,34 +33,8 @@
query the APT cache
-
-
-
- apt-cache
-
-
-
-
- gencaches
- showpkg pkg
- showsrc pkg
- stats
- dump
- dumpavail
- unmet
- search regex
- show pkg
- depends pkg
- rdepends pkg
- pkgnames prefix
- dotty pkg
- xvcg pkg
- policy pkgs
- madison pkgs
-
-
-
-
+ &synopsis-command-apt-cache;
+
Descriptionapt-cache performs a variety of operations on APT's package
cache. apt-cache does not manipulate the state of the system
@@ -71,14 +45,12 @@
commands below must be present.
- gencaches
- gencaches performs the same operation as
- apt-get check. It builds the source and package caches from
- the sources in &sources-list; and from
- /var/lib/dpkg/status.
+
+ gencaches creates APT's package cache. This is done
+ implicitly by all commands needing this cache if it is missing or outdated.
- showpkg pkg(s)
+ showpkg displays information about the packages listed on the
command line. Remaining arguments are package names. The available
versions and reverse dependencies of each package listed are listed, as
@@ -112,7 +84,7 @@ Reverse Provides:
is best to consult the apt source code.
- statsstats displays some statistics about the cache.
+ stats displays some statistics about the cache.
No further arguments are expected. Statistics reported are:
Total package names is the number of package names found
@@ -128,20 +100,20 @@ Reverse Provides:
Pure virtual packages is the number of packages that exist
only as a virtual package name; that is, packages only "provide" the
virtual package name, and no package actually uses the name. For
- instance, "mail-transport-agent" in the Debian GNU/Linux system is a
+ instance, "mail-transport-agent" in the Debian system is a
pure virtual package; several packages provide "mail-transport-agent",
but there is no package named "mail-transport-agent".Single virtual packages is the number of packages with only
one package providing a particular virtual package. For example, in the
- Debian GNU/Linux system, "X11-text-viewer" is a virtual package, but
+ Debian system, "X11-text-viewer" is a virtual package, but
only one package, xless, provides "X11-text-viewer".Mixed virtual packages is the number of packages that either
provide a particular virtual package or have the virtual package name
- as the package name. For instance, in the Debian GNU/Linux system,
+ as the package name. For instance, in the Debian system,
"debconf" is both an actual package, and provided by the debconf-tiny
package.
@@ -155,8 +127,8 @@ Reverse Provides:
Total distinct versions is the number of package versions
found in the cache; this value is therefore at least equal to the
- number of total package names. If more than one distribution (both
- "stable" and "unstable", for instance), is being accessed, this value
+ number of total package names. If more than one distribution is being accessed
+ (for instance, "stable" and "unstable"), this value
can be considerably larger than the number of total package names.
@@ -167,38 +139,36 @@ Reverse Provides:
- showsrc pkg(s)
+ showsrc displays all the source package records that match
the given package names. All versions are shown, as well as all
- records that declare the name to be a Binary.
+ records that declare the name to be a binary package.
- dump
+ dump shows a short listing of every package in the cache. It is
primarily for debugging.
- dumpavail
+ dumpavail prints out an available list to stdout. This is
suitable for use with &dpkg; and is used by the &dselect; method.
- unmet
+ unmet displays a summary of all unmet dependencies in the
package cache.
- show pkg(s)
+ show performs a function similar to
dpkg --print-avail; it displays the package records for the
named packages.
- search regex [ regex ... ]
+ search performs a full text search on all available package
- lists for the POSIX regex pattern given, see
- regex
- 7.
+ lists for the POSIX regex pattern given, see ®ex;.
It searches the package names and the
descriptions for an occurrence of the regular expression and prints out
the package name and the short description, including virtual package
@@ -212,17 +182,17 @@ Reverse Provides:
are and'ed together.
- depends pkg(s)
+ depends shows a listing of each dependency a package has
and all the possible other packages that can fulfill that dependency.
- rdepends pkg(s)
+ rdepends shows a listing of each reverse dependency a
package has.
- pkgnames [ prefix ]
+ &synopsis-prefix;This command prints the name of each package APT knows. The optional
argument is a prefix match to filter the name list. The output is suitable
for use in a shell tab complete function and the output is generated
@@ -233,7 +203,7 @@ Reverse Provides:
- dotty pkg(s)
+ dotty takes a list of packages on the command line and
generates output suitable for use by dotty from the
GraphViz
@@ -244,26 +214,26 @@ Reverse Provides:
set the APT::Cache::GivenOnly option.The resulting nodes will have several shapes; normal packages are boxes,
- pure provides are triangles, mixed provides are diamonds,
+ pure virtual packages are triangles, mixed virtual packages are diamonds,
missing packages are hexagons. Orange boxes mean recursion was stopped
- [leaf packages], blue lines are pre-depends, green lines are conflicts.
+ (leaf packages), blue lines are pre-depends, green lines are conflicts.
Caution, dotty cannot graph larger sets of packages.
- xvcg pkg(s)
+ The same as dotty, only for xvcg from the
VCG tool.
- policy [ pkg(s) ]
+ &synopsis-pkg;â¦policy is meant to help debug issues relating to the
preferences file. With no arguments it will print out the
priorities of each source. Otherwise it prints out detailed information
about the priority selection of the named package.
- madison [ pkg(s) ]
+ apt-cache's madison command attempts to mimic
the output format and a subset of the functionality of the Debian
archive management tool, madison. It displays
@@ -301,7 +271,8 @@ Reverse Provides:
- Print only important dependencies; for use with unmet and depends. Causes only Depends and
+ Print only important dependencies; for use with unmet
+ and depends. Causes only Depends and
Pre-Depends relations to be printed.
Configuration Item: APT::Cache::Important.
@@ -329,7 +300,7 @@ Reverse Provides:
Print full records for all available versions. This is the
default; to turn it off, use .
If is specified, only the candidate version
- will displayed (the one which would be selected for installation).
+ will be displayed (the one which would be selected for installation).
This option is only applicable to the show command.
Configuration Item: APT::Cache::AllVersions.