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<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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  <!ENTITY % general-entities SYSTEM "../../general.ent">
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  %general-entities;
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]>
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<sect1 id="ch-system-autoconf" role="wrap">
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  <?dbhtml filename="autoconf.html"?>
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  <title>Autoconf-&autoconf-version;</title>
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  <indexterm zone="ch-system-autoconf">
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    <primary sortas="a-Autoconf">Autoconf</primary>
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  </indexterm>
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  <sect2 role="package">
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    <title/>
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    <para>The Autoconf package contains programs for producing shell scripts that
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    can automatically configure source code.</para>
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  </sect2>
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  &env-target;
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  <sect2 role="installation">
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    <title>Installation of Autoconf</title>
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    <para os="a">Prepare Autoconf for compilation:</para>
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<screen os="b"><userinput>./configure --build=${CLFS_HOST} --host=${CLFS_TARGET} \
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    --prefix=/usr</userinput></screen>
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    <para os="c">Compile the package:</para>
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<screen os="d"><userinput>make</userinput></screen>
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    <para os="e">Install the package:</para>
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<screen os="f"><userinput>make DESTDIR=${CLFS} install</userinput></screen>
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  </sect2>
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  <sect2 id="contents-autoconf" role="content">
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    <title>Contents of Autoconf</title>
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    <segmentedlist>
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      <segtitle>Installed programs</segtitle>
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      <seglistitem>
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        <seg>autoconf, autoheader, autom4te, autoreconf, autoscan, autoupdate,
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        and ifnames</seg>
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      </seglistitem>
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    </segmentedlist>
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    <variablelist>
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      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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      <?dbfo list-presentation="list"?>
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      <?dbhtml list-presentation="table"?>
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      <varlistentry id="autoconf">
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        <term><command>autoconf</command></term>
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        <listitem>
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          <para>Produces shell scripts that automatically configure software
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          source code packages to adapt to many kinds of Unix-like systems.
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          The configuration scripts it produces are independent&mdash;running
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          them does not require the <command>autoconf</command> program.</para>
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          <indexterm zone="ch-system-autoconf autoconf">
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            <primary sortas="b-autoconf">autoconf</primary>
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          </indexterm>
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        </listitem>
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      </varlistentry>
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      <varlistentry id="autoheader">
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        <term><command>autoheader</command> </term>
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        <listitem>
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          <para>A tool for creating template files of C
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          <emphasis>#define</emphasis> statements for configure to use</para>
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          <indexterm zone="ch-system-autoconf autoheader">
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            <primary sortas="b-autoheader">autoheader</primary>
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          </indexterm>
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        </listitem>
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      </varlistentry>
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      <varlistentry id="autom4te">
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        <term><command>autom4te</command></term>
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        <listitem>
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          <para>A wrapper for the M4 macro processor</para>
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          <indexterm zone="ch-system-autoconf autom4te">
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            <primary sortas="b-autom4te">autom4te</primary>
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          </indexterm>
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        </listitem>
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      </varlistentry>
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      <varlistentry id="autoreconf">
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        <term><command>autoreconf</command></term>
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        <listitem>
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          <para>Automatically runs <command>autoconf</command>,
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          <command>autoheader</command>, <command>aclocal</command>,
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          <command>automake</command>, <command>gettextize</command>, and
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          <command>libtoolize</command> in the correct order to save time
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          when changes are made to <command>autoconf</command> and
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          <command>automake</command> template files</para>
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          <indexterm zone="ch-system-autoconf autoreconf">
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            <primary sortas="b-autoreconf">autoreconf</primary>
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          </indexterm>
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        </listitem>
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      </varlistentry>
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      <varlistentry id="autoscan">
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        <term><command>autoscan</command> </term>
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        <listitem>
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          <para>Helps to create a <filename>configure.in</filename> file for a
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          software package; it examines the source files in a directory tree,
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          searching them for common portability issues, and creates a
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          <filename>configure.scan</filename> file that serves as as a
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          preliminary <filename>configure.in</filename> file for the package</para>
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          <indexterm zone="ch-system-autoconf autoscan">
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            <primary sortas="b-autoscan">autoscan</primary>
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          </indexterm>
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        </listitem>
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      </varlistentry>
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      <varlistentry id="autoupdate">
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        <term><command>autoupdate</command></term>
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        <listitem>
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          <para>Modifies a <filename>configure.in</filename> file that still
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          calls <command>autoconf</command> macros by their old names to use the
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          current macro names</para>
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          <indexterm zone="ch-system-autoconf autoupdate">
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            <primary sortas="b-autoupdate">autoupdate</primary>
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          </indexterm>
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        </listitem>
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      </varlistentry>
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      <varlistentry id="ifnames">
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        <term><command>ifnames</command> </term>
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        <listitem>
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          <para>Helps when writing <filename>configure.in</filename> files
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          for a software package; it prints the identifiers that the package
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          uses in C preprocessor conditionals. If a package has already been set
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          up to have some portability, this program can help determine what
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          <command>configure</command> needs to check for. It can also fill in
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          gaps in a <filename>configure.in</filename> file generated by
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          <command>autoscan</command></para>
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          <indexterm zone="ch-system-autoconf ifnames">
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            <primary sortas="b-ifnames">ifnames</primary>
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          </indexterm>
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        </listitem>
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      </varlistentry>
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    </variablelist>
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  </sect2>
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</sect1>