man/binfmt.d.xml

   1 <?xml version="1.0"?>
   2 <!--*-nxml-*-->
   3 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
   4 <!--
   5   SPDX-License-Identifier: LGPL-2.1+
   6
   7   Copyright 2011 Lennart Poettering
   8 -->
   9 <refentry id="binfmt.d" conditional='ENABLE_BINFMT'
  10     xmlns:xi="http://www.w3.org/2001/XInclude">
  11
  12   <refentryinfo>
  13     <title>binfmt.d</title>
  14     <productname>systemd</productname>
  15
  16     <authorgroup>
  17       <author>
  18         <contrib>Developer</contrib>
  19         <firstname>Lennart</firstname>
  20         <surname>Poettering</surname>
  21         <email>lennart@poettering.net</email>
  22       </author>
  23     </authorgroup>
  24   </refentryinfo>
  25
  26   <refmeta>
  27     <refentrytitle>binfmt.d</refentrytitle>
  28     <manvolnum>5</manvolnum>
  29   </refmeta>
  30
  31   <refnamediv>
  32     <refname>binfmt.d</refname>
  33     <refpurpose>Configure additional binary formats for
  34     executables at boot</refpurpose>
  35   </refnamediv>
  36
  37   <refsynopsisdiv>
  38     <para><filename>/etc/binfmt.d/*.conf</filename></para>
  39     <para><filename>/run/binfmt.d/*.conf</filename></para>
  40     <para><filename>/usr/lib/binfmt.d/*.conf</filename></para>
  41   </refsynopsisdiv>
  42
  43   <refsect1>
  44     <title>Description</title>
  45
  46     <para>At boot,
  47     <citerefentry><refentrytitle>systemd-binfmt.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
  48     reads configuration files from the above directories to register
  49     in the kernel additional binary formats for executables.</para>
  50   </refsect1>
  51
  52   <refsect1>
  53     <title>Configuration Format</title>
  54
  55     <para>Each file contains a list of binfmt_misc kernel binary format rules. Consult the kernel's <ulink
  56     url="https://www.kernel.org/doc/html/latest/admin-guide/binfmt-misc.html">binfmt-misc.rst</ulink> documentation
  57     file for more information on registration of additional binary formats and how to write rules.</para>
  58
  59     <para>Empty lines and lines beginning with ; and # are ignored.
  60     Note that this means you may not use ; and # as delimiter in
  61     binary format rules.</para>
  62   </refsect1>
  63
  64   <xi:include href="standard-conf.xml" xpointer="confd" />
  65
  66   <refsect1>
  67     <title>Example</title>
  68     <example>
  69       <title>/etc/binfmt.d/wine.conf example:</title>
  70
  71       <programlisting># Start WINE on Windows executables
  72 :DOSWin:M::MZ::/usr/bin/wine:</programlisting>
  73     </example>
  74   </refsect1>
  75
  76   <refsect1>
  77     <title>See Also</title>
  78     <para>
  79       <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
  80       <citerefentry><refentrytitle>systemd-binfmt.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
  81       <citerefentry><refentrytitle>systemd-delta</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
  82       <citerefentry project='die-net'><refentrytitle>wine</refentrytitle><manvolnum>8</manvolnum></citerefentry>
  83     </para>
  84   </refsect1>
  85
  86 </refentry>