| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 | ]>
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| 7 |
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| 8 | <sect1 id="ch-system-m4" role="wrap">
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| 9 | <?dbhtml filename="m4.html"?>
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| 10 |
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| 11 | <title>M4-&m4-version;</title>
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| 12 |
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| 13 | <indexterm zone="ch-system-m4">
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| 14 | <primary sortas="a-M4">M4</primary>
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| 15 | </indexterm>
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| 16 |
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| 17 | <sect2 role="package">
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| 18 | <title/>
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| 19 |
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| 20 | <para>The M4 package contains a macro processor.</para>
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| 21 |
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| 22 | </sect2>
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| 23 |
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| 24 | <sect2 role="installation">
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| 25 | <title>Installation of M4</title>
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| 26 |
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| 27 | <para os="a">Prepare M4 for compilation:</para>
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| 28 |
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| 29 | <screen os="b"><userinput>./configure --prefix=/usr --host=${LFS_TARGET}</userinput></screen>
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| 30 |
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| 31 | <para os="c">Compile the package:</para>
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| 32 |
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| 33 | <screen os="d"><userinput>make</userinput></screen>
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| 34 |
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| 35 | <para os="e">Install the package:</para>
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| 36 |
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| 37 | <screen os="f"><userinput>make DESTDIR=${LFS} install</userinput></screen>
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| 38 |
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| 39 | </sect2>
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| 40 |
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| 41 | <sect2 id="contents-m4" role="content">
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| 42 | <title>Contents of M4</title>
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| 43 |
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| 44 | <segmentedlist>
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| 45 | <segtitle>Installed program</segtitle>
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| 46 |
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| 47 | <seglistitem>
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| 48 | <seg>m4</seg>
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| 49 | </seglistitem>
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| 50 | </segmentedlist>
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| 51 |
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| 52 | <variablelist>
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| 53 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 54 | <?dbfo list-presentation="list"?>
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| 55 | <?dbhtml list-presentation="table"?>
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| 56 |
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| 57 | <varlistentry id="m4">
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| 58 | <term><command>m4</command></term>
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| 59 | <listitem>
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| 60 | <para>copies the given files while expanding the macros that they
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| 61 | contain. These macros are either built-in or user-defined and can
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| 62 | take any number of arguments. Besides performing macro expansion,
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| 63 | <command>m4</command> has built-in functions for including named
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| 64 | files, running Unix commands, performing integer arithmetic,
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| 65 | manipulating text, recursion, etc. The <command>m4</command>
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| 66 | program can be used either as a front-end to a compiler or as a
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| 67 | macro processor in its own right.</para>
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| 68 | <indexterm zone="ch-system-m4 m4">
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| 69 | <primary sortas="b-m4">m4</primary>
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| 70 | </indexterm>
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| 71 | </listitem>
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| 72 | </varlistentry>
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| 73 |
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| 74 | </variablelist>
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| 75 |
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| 76 | </sect2>
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| 77 |
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| 78 | </sect1>
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