Additional test for the case when installed version != newest version

[apt.git] / doc / apt.conf.5.xml

diff --git a/doc/apt.conf.5.xml b/doc/apt.conf.5.xml
index 42119baa581d7af3e92c2afac8b61e10ec543647..bfc43ba29fa4c240b26b81a0e50e95301352e5f3 100644 (file)
--- a/doc/apt.conf.5.xml
+++ b/doc/apt.conf.5.xml
@@ -8,6 +8,8 @@
 <!ENTITY % aptverbatiment SYSTEM "apt-verbatim.ent">
 %aptverbatiment;
 
+<!ENTITY % aptvendor SYSTEM "apt-vendor.ent">
+%aptvendor;
 ]>
 
 <refentry>
@@ -396,6 +398,20 @@ DPkg::Pre-Install-Pkgs {"/usr/sbin/dpkg-preconfigure --apt";};
      <para><literal>Acquire::http::User-Agent</literal> can be used to set a different
      User-Agent for the http download method as some proxies allow access for clients
      only if the client uses a known identifier.</para>
+
+     <para><literal>Acquire::http::Proxy-Auto-Detect</literal> can be used to
+     specify an external command to discover the http proxy to use. Apt expects
+     the command to output the proxy on stdout in the style
+     <literal>http://proxy:port/</literal>. This will override the
+     generic <literal>Acquire::http::Proxy</literal> but not any specific
+     host proxy configuration set via 
+     <literal>Acquire::http::Proxy::$HOST</literal>.
+
+     See the &squid-deb-proxy-client; package for an example implementation that
+     uses avahi. This option takes precedence over the legacy option name 
+     <literal>ProxyAutoDetect</literal>.
+     </para>
+
      </listitem>
      </varlistentry>