use docbook DTD 4.5 instead of 4.2 to have valid docs

[apt.git] / doc / apt-cache.8.xml

diff --git a/doc/apt-cache.8.xml b/doc/apt-cache.8.xml
index 26d55a519c5792218f7286aabcb466bfc997f248..ab97ebe3f3a5f46e91d227b5e518fb5eba998ffc 100644 (file)
--- a/doc/apt-cache.8.xml
+++ b/doc/apt-cache.8.xml
@@ -1,10 +1,13 @@
 <?xml version="1.0" encoding="utf-8" standalone="no"?>
 <?xml version="1.0" encoding="utf-8" standalone="no"?>

-<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
-  "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [

 
 <!ENTITY % aptent SYSTEM "apt.ent">
 %aptent;
 
 
 <!ENTITY % aptent SYSTEM "apt.ent">
 %aptent;
 

+<!ENTITY % aptverbatiment SYSTEM "apt-verbatim.ent">
+%aptverbatiment;
+

 ]>
 
 <refentry>
 ]>
 
 <refentry>


@@ -15,7 +18,7 @@
    &apt-email;
    &apt-product;
    <!-- The last update date -->
    &apt-email;
    &apt-product;
    <!-- The last update date -->

-   <date>29 February 2004</date>
+   <date>2012-05-21T00:00:00Z</date>

  </refentryinfo>
  
  <refmeta>
  </refentryinfo>
  
  <refmeta>


@@ -27,38 +30,11 @@
  <!-- Man page title -->
  <refnamediv>
     <refname>apt-cache</refname>
  <!-- Man page title -->
  <refnamediv>
     <refname>apt-cache</refname>

-    <refpurpose>APT package handling utility -- cache manipulator</refpurpose>
+    <refpurpose>query the APT cache</refpurpose>

  </refnamediv>
 
  </refnamediv>
 

- <!-- Arguments -->
- <refsynopsisdiv>
-   <cmdsynopsis>
-      <command>apt-cache</command>
-      <arg><option>-hvsn</option></arg>
-      <arg><option>-o=<replaceable>config string</replaceable></option></arg>
-      <arg><option>-c=<replaceable>file</replaceable></option></arg>
-      <group choice="req">
-         <arg>add <arg choice="plain" rep="repeat"><replaceable>file</replaceable></arg></arg>
-         <arg>gencaches</arg>
-         <arg>showpkg <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
-         <arg>showsrc <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
-         <arg>stats</arg>
-         <arg>dump</arg>
-         <arg>dumpavail</arg>
-         <arg>unmet</arg>
-         <arg>search <arg choice="plain"><replaceable>regex</replaceable></arg></arg>
-         <arg>show <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
-         <arg>depends <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
-         <arg>rdepends <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
-         <arg>pkgnames <arg choice="plain"><replaceable>prefix</replaceable></arg></arg>
-         <arg>dotty <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
-         <arg>xvcg <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
-         <arg>policy <arg choice="plain" rep="repeat"><replaceable>pkgs</replaceable></arg></arg>
-         <arg>madison <arg choice="plain" rep="repeat"><replaceable>pkgs</replaceable></arg></arg>
-      </group>   
-   </cmdsynopsis>
- </refsynopsisdiv>
- 
+ &synopsis-command-apt-cache;
+

  <refsect1><title>Description</title>
    <para><command>apt-cache</command> performs a variety of operations on APT's package 
    cache. <command>apt-cache</command> does not manipulate the state of the system 
  <refsect1><title>Description</title>
    <para><command>apt-cache</command> performs a variety of operations on APT's package 
    cache. <command>apt-cache</command> does not manipulate the state of the system 


@@ -69,19 +45,12 @@
    commands below must be present.</para>
 
    <variablelist>
    commands below must be present.</para>
 
    <variablelist>

-     <varlistentry><term>add <replaceable>file(s)</replaceable></term>
-     <listitem><para><literal>add</literal> adds the named package index files to the package cache.
-     This is for debugging only.</para></listitem>
-     </varlistentry>
-     
-     <varlistentry><term>gencaches</term>
-     <listitem><para><literal>gencaches</literal> performs the same operation as 
-     <command>apt-get check</command>. It builds the source and package caches from 
-     the sources in &sources-list; and from
-     <filename>/var/lib/dpkg/status</filename>.</para></listitem>
+     <varlistentry><term><option>gencaches</option></term>
+     <listitem><para><literal>gencaches</literal> creates APT's package cache. This is done
+     implicitly by all commands needing this cache if it is missing or outdated.</para></listitem>

      </varlistentry>
 
      </varlistentry>
 

-     <varlistentry><term>showpkg <replaceable>pkg(s)</replaceable></term>
+     <varlistentry><term><option>showpkg</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

      <listitem><para><literal>showpkg</literal> 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 
      <listitem><para><literal>showpkg</literal> 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 


@@ -115,7 +84,7 @@ Reverse Provides:
      is best to consult the apt source code.</para></listitem>
      </varlistentry>
 
      is best to consult the apt source code.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>stats</term><listitem><para><literal>stats</literal> displays some statistics about the cache.
+     <varlistentry><term><option>stats</option></term><listitem><para><literal>stats</literal> displays some statistics about the cache.

      No further arguments are expected. Statistics reported are:
      <itemizedlist>
        <listitem><para><literal>Total package names</literal> is the number of package names found 
      No further arguments are expected. Statistics reported are:
      <itemizedlist>
        <listitem><para><literal>Total package names</literal> is the number of package names found 


@@ -151,7 +120,7 @@ Reverse Provides:
    
        <listitem><para><literal>Missing</literal> is the number of package names that were referenced in
        a dependency but were not provided by any package. Missing packages may 
    
        <listitem><para><literal>Missing</literal> is the number of package names that were referenced in
        a dependency but were not provided by any package. Missing packages may 

-       be in evidence if a full distribution is not accessed, or if a package
+       be an evidence if a full distribution is not accessed, or if a package

        (real or virtual) has been dropped from the distribution. Usually they
        are referenced from Conflicts or Breaks statements.</para>
        </listitem>
        (real or virtual) has been dropped from the distribution. Usually they
        are referenced from Conflicts or Breaks statements.</para>
        </listitem>


@@ -170,38 +139,36 @@ Reverse Provides:
      </para></listitem>
      </varlistentry>
      
      </para></listitem>
      </varlistentry>
      

-     <varlistentry><term>showsrc <replaceable>pkg(s)</replaceable></term>
+     <varlistentry><term><option>showsrc</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

      <listitem><para><literal>showsrc</literal> 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.</para></listitem>
      </varlistentry>
      
      <listitem><para><literal>showsrc</literal> 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.</para></listitem>
      </varlistentry>
      

-     <varlistentry><term>dump</term>
+     <varlistentry><term><option>dump</option></term>

      <listitem><para><literal>dump</literal> shows a short listing of every package in the cache. It is 
      primarily for debugging.</para></listitem>
      </varlistentry>
 
      <listitem><para><literal>dump</literal> shows a short listing of every package in the cache. It is 
      primarily for debugging.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>dumpavail</term>
+     <varlistentry><term><option>dumpavail</option></term>

      <listitem><para><literal>dumpavail</literal> prints out an available list to stdout. This is 
      suitable for use with &dpkg; and is used by the &dselect; method.</para></listitem>
      </varlistentry>
 
      <listitem><para><literal>dumpavail</literal> prints out an available list to stdout. This is 
      suitable for use with &dpkg; and is used by the &dselect; method.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>unmet</term>
+     <varlistentry><term><option>unmet</option></term>

      <listitem><para><literal>unmet</literal> displays a summary of all unmet dependencies in the 
      package cache.</para></listitem>
      </varlistentry>
 
      <listitem><para><literal>unmet</literal> displays a summary of all unmet dependencies in the 
      package cache.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>show <replaceable>pkg(s)</replaceable></term>
+     <varlistentry><term><option>show</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

      <listitem><para><literal>show</literal> performs a function similar to 
      <command>dpkg --print-avail</command>; it displays the package records for the 
      named packages.</para></listitem>
      </varlistentry>
 
      <listitem><para><literal>show</literal> performs a function similar to 
      <command>dpkg --print-avail</command>; it displays the package records for the 
      named packages.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>search <replaceable>regex [ regex ... ]</replaceable></term>
+     <varlistentry><term><option>search</option> <option><replaceable>&synopsis-regex;</replaceable>…</option></term>

      <listitem><para><literal>search</literal> performs a full text search on all available package
      <listitem><para><literal>search</literal> performs a full text search on all available package

-     lists for the POSIX regex pattern given, see 
-     <citerefentry><refentrytitle><command>regex</command></refentrytitle>
-     <manvolnum>7</manvolnum></citerefentry>.
+     lists for the POSIX regex pattern given, see &regex;.

      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
      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


@@ -215,25 +182,28 @@ Reverse Provides:
      are and'ed together.</para></listitem>
      </varlistentry>
 
      are and'ed together.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>depends <replaceable>pkg(s)</replaceable></term>
+     <varlistentry><term><option>depends</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

      <listitem><para><literal>depends</literal> shows a listing of each dependency a package has 
      and all the possible other packages that can fulfill that dependency.</para></listitem>
      </varlistentry>
 
      <listitem><para><literal>depends</literal> shows a listing of each dependency a package has 
      and all the possible other packages that can fulfill that dependency.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>rdepends <replaceable>pkg(s)</replaceable></term>
+     <varlistentry><term><option>rdepends</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

      <listitem><para><literal>rdepends</literal> shows a listing of each reverse dependency a
       package has.</para></listitem>
      </varlistentry>
 
      <listitem><para><literal>rdepends</literal> shows a listing of each reverse dependency a
       package has.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>pkgnames <replaceable>[ prefix ]</replaceable></term>
-     <listitem><para>This command prints the name of each package in the system. The optional
+     <varlistentry><term><option>pkgnames</option> <optional><replaceable>&synopsis-prefix;</replaceable></optional></term>
+     <listitem><para>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 
      extremely quickly. This command is best used with the 
      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 
      extremely quickly. This command is best used with the 

-     <option>--generate</option> option.</para></listitem>
+     <option>--generate</option> option.</para>
+     <para>Note that a package which APT knows of is not necessarily available to download,
+     installable or installed, e.g. virtual packages are also listed in the generated list.
+     </para></listitem>

      </varlistentry>
      
      </varlistentry>
      

-     <varlistentry><term>dotty <replaceable>pkg(s)</replaceable></term>
+     <varlistentry><term><option>dotty</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

      <listitem><para><literal>dotty</literal> takes a list of packages on the command line and 
      generates output suitable for use by dotty from the 
      <ulink url="http://www.research.att.com/sw/tools/graphviz/">GraphViz</ulink>
      <listitem><para><literal>dotty</literal> takes a list of packages on the command line and 
      generates output suitable for use by dotty from the 
      <ulink url="http://www.research.att.com/sw/tools/graphviz/">GraphViz</ulink>


@@ -251,19 +221,19 @@ Reverse Provides:
      <para>Caution, dotty cannot graph larger sets of packages.</para></listitem>
      </varlistentry>
      
      <para>Caution, dotty cannot graph larger sets of packages.</para></listitem>
      </varlistentry>
      

-     <varlistentry><term>xvcg <replaceable>pkg(s)</replaceable></term>
+     <varlistentry><term><option>xvcg</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

         <listitem><para>The same as <literal>dotty</literal>, only for xvcg from the
         <ulink url="http://rw4.cs.uni-sb.de/users/sander/html/gsvcg1.html">VCG tool</ulink>.
         </para></listitem></varlistentry>
 
         <listitem><para>The same as <literal>dotty</literal>, only for xvcg from the
         <ulink url="http://rw4.cs.uni-sb.de/users/sander/html/gsvcg1.html">VCG tool</ulink>.
         </para></listitem></varlistentry>
 

-     <varlistentry><term>policy <replaceable>[ pkg(s) ]</replaceable></term>
+        <varlistentry><term><option>policy</option> <optional><replaceable>&synopsis-pkg;</replaceable>…</optional></term>

      <listitem><para><literal>policy</literal> 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.</para></listitem>
      </varlistentry>
 
      <listitem><para><literal>policy</literal> 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.</para></listitem>
      </varlistentry>
 

-     <varlistentry><term>madison <replaceable>/[ pkg(s) ]</replaceable></term>
+     <varlistentry><term><option>madison</option> <option><replaceable>&synopsis-pkg;</replaceable>…</option></term>

      <listitem><para><literal>apt-cache</literal>'s <literal>madison</literal> command attempts to mimic
      the output format and a subset of the functionality of the Debian
      archive management tool, <literal>madison</literal>.  It displays
      <listitem><para><literal>apt-cache</literal>'s <literal>madison</literal> command attempts to mimic
      the output format and a subset of the functionality of the Debian
      archive management tool, <literal>madison</literal>.  It displays


@@ -306,6 +276,20 @@ Reverse Provides:
      Configuration Item: <literal>APT::Cache::Important</literal>.</para></listitem>
      </varlistentry>
 
      Configuration Item: <literal>APT::Cache::Important</literal>.</para></listitem>
      </varlistentry>
 

+     <varlistentry><term><option>--no-pre-depends</option></term>
+                  <term><option>--no-depends</option></term>
+                  <term><option>--no-recommends</option></term>
+                  <term><option>--no-suggests</option></term>
+                  <term><option>--no-conflicts</option></term>
+                  <term><option>--no-breaks</option></term>
+                  <term><option>--no-replaces</option></term>
+                  <term><option>--no-enhances</option></term>
+                  <listitem><para>Per default the <literal>depends</literal> and
+     <literal>rdepends</literal> print all dependencies. This can be tweaked with
+     these flags which will omit the specified dependency type.
+     Configuration Item: <literal>APT::Cache::Show<replaceable>DependencyType</replaceable></literal>
+     e.g. <literal>APT::Cache::ShowRecommends</literal>.</para></listitem>
+     </varlistentry>

      <varlistentry><term><option>-f</option></term><term><option>--full</option></term>
      <listitem><para>Print full package records when searching. 
      Configuration Item: <literal>APT::Cache::ShowFull</literal>.</para></listitem>
      <varlistentry><term><option>-f</option></term><term><option>--full</option></term>
      <listitem><para>Print full package records when searching. 
      Configuration Item: <literal>APT::Cache::ShowFull</literal>.</para></listitem>