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-rw-r--r--doc/apt.conf.5.xml35
1 files changed, 26 insertions, 9 deletions
diff --git a/doc/apt.conf.5.xml b/doc/apt.conf.5.xml
index 02de89f3b..1adc868e0 100644
--- a/doc/apt.conf.5.xml
+++ b/doc/apt.conf.5.xml
@@ -153,7 +153,15 @@ DPkg::Pre-Install-Pkgs {"/usr/sbin/dpkg-preconfigure --apt";};
parsing package lists. The internal default is the architecture apt was
compiled for.</para></listitem>
</varlistentry>
-
+
+ <varlistentry><term>Architectures</term>
+ <listitem><para>All Architectures the system supports. Processors implementing the <literal>amd64</literal>
+ are e.g. also able to execute binaries compiled for <literal>i386</literal>; This list is use when fetching files and
+ parsing package lists. The internal default is always the native architecture (<literal>APT::Architecture</literal>)
+ and all foreign architectures it can retrieve by calling <command>dpkg --print-foreign-architectures</command>.
+ </para></listitem>
+ </varlistentry>
+
<varlistentry><term>Default-Release</term>
<listitem><para>Default release to install packages from if more than one
version available. Contains release name, codename or release version. Examples: 'stable', 'testing',
@@ -259,14 +267,23 @@ DPkg::Pre-Install-Pkgs {"/usr/sbin/dpkg-preconfigure --apt";};
<varlistentry><term>Max-ValidTime</term>
<listitem><para>Seconds the Release file should be considered valid after
- it was created. The default is "for ever" (0) if the Release file of the
- archive doesn't include a <literal>Valid-Until</literal> header.
- If it does then this date is the default. The date from the Release file or
- the date specified by the creation time of the Release file
- (<literal>Date</literal> header) plus the seconds specified with this
- options are used to check if the validation of a file has expired by using
- the earlier date of the two. Archive specific settings can be made by
- appending the label of the archive to the option name.
+ it was created (indicated by the <literal>Date</literal> header).
+ If the Release file itself includes a <literal>Valid-Until</literal> header
+ the earlier date of the two is used as the expiration date.
+ The default value is <literal>0</literal> which stands for "for ever".
+ Archive specific settings can be made by appending the label of the archive
+ to the option name.
+ </para></listitem>
+ </varlistentry>
+
+ <varlistentry><term>Min-ValidTime</term>
+ <listitem><para>Minimum of seconds the Release file should be considered
+ valid after it was created (indicated by the <literal>Date</literal> header).
+ Use this if you need to use a seldomly updated (local) mirror of a more
+ regular updated archive with a <literal>Valid-Until</literal> header
+ instead of competely disabling the expiration date checking.
+ Archive specific settings can and should be used by appending the label of
+ the archive to the option name.
</para></listitem>
</varlistentry>