* Better documentation on using both APT::Default-Release and /etc/apt/preferences...

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

diff --git a/doc/apt-get.8.xml b/doc/apt-get.8.xml
index 3c245b83bc6092c92e8f0b018755f9fd3bc31fe9..2ea6ea1d460214605a41aa62b1198186fe391e20 100644 (file)
--- a/doc/apt-get.8.xml
+++ b/doc/apt-get.8.xml
@@ -42,6 +42,7 @@
          <arg>dselect-upgrade</arg>
          <arg>install <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
          <arg>remove <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
+         <arg>purge <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
          <arg>source <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
          <arg>build-dep <arg choice="plain" rep="repeat"><replaceable>pkg</replaceable></arg></arg>
          <arg>check</arg>
@@ -152,6 +153,11 @@
      installed instead of removed.</para></listitem>
      </varlistentry>
 
+     <varlistentry><term>purge</term>
+     <listitem><para><literal>purge</literal> is identical to <literal>remove</literal> except that packages are 
+     removed and purged.</para></listitem>
+     </varlistentry>
+
      <varlistentry><term>source</term>
      <listitem><para><literal>source</literal> causes <command>apt-get</command> to fetch source packages. APT 
      will examine the available packages to decide which source package to 
@@ -365,8 +371,10 @@
                    <term><option>--target-release</option></term>
                    <term><option>--default-release</option></term>
      <listitem><para>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 <filename>/etc/apt/preferences</filename>.
+     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 
      <option>-t '2.1*'</option> or <option>-t unstable</option>.
@@ -406,9 +414,9 @@
      Item: <literal>APT::Get::Only-Source</literal>.</para></listitem>
      </varlistentry>
 
-     <varlistentry><term><option>--diff-only</option></term><term><option>--tar-only</option></term>
-     <listitem><para>Download only the diff or tar file of a source archive. 
-     Configuration Item: <literal>APT::Get::Diff-Only</literal> and 
+     <varlistentry><term><option>--diff-only</option></term><term><option>--dsc-only</option></term><term><option>--tar-only</option></term>
+     <listitem><para>Download only the diff, dsc, or tar file of a source archive. 
+     Configuration Item: <literal>APT::Get::Diff-Only</literal>, <literal>APT::Get::Dsc-Only</literal>, and 
      <literal>APT::Get::Tar-Only</literal>.</para></listitem>
      </varlistentry>
      
@@ -419,7 +427,7 @@
 
      <varlistentry><term><option>--allow-unauthenticated</option></term>
      <listitem><para>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: <literal>APT::Get::AllowUnauthenticated</literal>.</para></listitem>
      </varlistentry>