Update to libcap-2.28.
[linux_from_scratch.git] / chapter06 / autoconf.xml
blob6652747fdf6e6f83e542b03763f11f856f453ab9
1 <?xml version="1.0" encoding="ISO-8859-1"?>
2 <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3   "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4   <!ENTITY % general-entities SYSTEM "../general.ent">
5   %general-entities;
6 ]>
8 <sect1 id="ch-system-autoconf" role="wrap">
9   <?dbhtml filename="autoconf.html"?>
11   <sect1info condition="script">
12     <productname>autoconf</productname>
13     <productnumber>&autoconf-version;</productnumber>
14     <address>&autoconf-url;</address>
15   </sect1info>
17   <title>Autoconf-&autoconf-version;</title>
19   <indexterm zone="ch-system-autoconf">
20     <primary sortas="a-Autoconf">Autoconf</primary>
21   </indexterm>
23   <sect2 role="package">
24     <title/>
26     <para>The Autoconf package contains programs for producing shell scripts that
27     can automatically configure source code.</para>
29     <segmentedlist>
30       <segtitle>&buildtime;</segtitle>
31       <segtitle>&diskspace;</segtitle>
33       <seglistitem>
34         <seg>&autoconf-ch6-sbu;</seg>
35         <seg>&autoconf-ch6-du;</seg>
36       </seglistitem>
37     </segmentedlist>
39   </sect2>
41   <sect2 role="installation">
42     <title>Installation of Autoconf</title>
44     <para>First, fix a bug generated by Perl 5.28.</para>
46 <screen><userinput remap="pre">sed '361 s/{/\\{/' -i bin/autoscan.in</userinput></screen>
48     <para>Prepare Autoconf for compilation:</para>
50 <screen><userinput remap="configure">./configure --prefix=/usr</userinput></screen>
52     <para>Compile the package:</para>
54 <screen><userinput remap="make">make</userinput></screen>
55 <!--
56     <para>To test the results, issue:</para>-->
57     <para>The test suite is currently broken by bash-5 and libtool-2.4.3.
58     To run the tests anyway, issue:</para>
60 <screen><userinput remap="test">make check</userinput></screen>
61 <!--
62     <para>This takes a long time, about &autoconf-ch6-sbu-tests; SBUs. In addition,
63     several tests are skipped that use Automake. For full test coverage,
64     Autoconf can be re-tested after Automake has been installed.  In addition,
65     two tests fail due to changes in libtool-2.4.3 and later.</para>
67     <note><para>The test time for autoconf can be reduced significantly on a
68     system with multiple cores.  To do this, append
69     <command>TESTSUITEFLAGS=-j&lt;N&gt;</command> to the line above.  For
70     instance, using -j4 can reduce the test time by over 60
71     percent.</para></note>
72 -->
73     <para>Install the package:</para>
75 <screen><userinput remap="install">make install</userinput></screen>
77   </sect2>
79   <sect2 id="contents-autoconf" role="content">
80     <title>Contents of Autoconf</title>
82     <segmentedlist>
83       <segtitle>Installed programs</segtitle>
84       <segtitle>Installed directory</segtitle>
86       <seglistitem>
87         <seg>autoconf, autoheader, autom4te, autoreconf, autoscan, autoupdate,
88         and ifnames</seg>
89         <seg>/usr/share/autoconf</seg>
90       </seglistitem>
91     </segmentedlist>
93     <variablelist>
94       <bridgehead renderas="sect3">Short Descriptions</bridgehead>
95       <?dbfo list-presentation="list"?>
96       <?dbhtml list-presentation="table"?>
98       <varlistentry id="autoconf">
99         <term><command>autoconf</command></term>
100         <listitem>
101           <para>Produces shell scripts that automatically configure software
102           source code packages to adapt to many kinds of Unix-like systems;
103           the configuration scripts it produces are independent&mdash;running
104           them does not require the <command>autoconf</command> program</para>
105           <indexterm zone="ch-system-autoconf autoconf">
106             <primary sortas="b-autoconf">autoconf</primary>
107           </indexterm>
108         </listitem>
109       </varlistentry>
111       <varlistentry id="autoheader">
112         <term><command>autoheader</command> </term>
113         <listitem>
114           <para>A tool for creating template files of C
115           <emphasis>#define</emphasis> statements for configure to use</para>
116           <indexterm zone="ch-system-autoconf autoheader">
117             <primary sortas="b-autoheader">autoheader</primary>
118           </indexterm>
119         </listitem>
120       </varlistentry>
122       <varlistentry id="autom4te">
123         <term><command>autom4te</command></term>
124         <listitem>
125           <para>A wrapper for the M4 macro processor</para>
126           <indexterm zone="ch-system-autoconf autom4te">
127             <primary sortas="b-autom4te">autom4te</primary>
128           </indexterm>
129         </listitem>
130       </varlistentry>
132       <varlistentry id="autoreconf">
133         <term><command>autoreconf</command></term>
134         <listitem>
135           <para>Automatically runs <command>autoconf</command>,
136           <command>autoheader</command>, <command>aclocal</command>,
137           <command>automake</command>, <command>gettextize</command>, and
138           <command>libtoolize</command> in the correct order to save time
139           when changes are made to <command>autoconf</command> and
140           <command>automake</command> template files</para>
141           <indexterm zone="ch-system-autoconf autoreconf">
142             <primary sortas="b-autoreconf">autoreconf</primary>
143           </indexterm>
144         </listitem>
145       </varlistentry>
147       <varlistentry id="autoscan">
148         <term><command>autoscan</command> </term>
149         <listitem>
150           <para>Helps to create a <filename>configure.in</filename> file for a
151           software package; it examines the source files in a directory tree,
152           searching them for common portability issues, and creates a
153           <filename>configure.scan</filename> file that serves as as a
154           preliminary <filename>configure.in</filename> file for the
155           package</para>
156           <indexterm zone="ch-system-autoconf autoscan">
157             <primary sortas="b-autoscan">autoscan</primary>
158           </indexterm>
159         </listitem>
160       </varlistentry>
162       <varlistentry id="autoupdate">
163         <term><command>autoupdate</command></term>
164         <listitem>
165           <para>Modifies a <filename>configure.in</filename> file that still
166           calls <command>autoconf</command> macros by their old names to use the
167           current macro names</para>
168           <indexterm zone="ch-system-autoconf autoupdate">
169             <primary sortas="b-autoupdate">autoupdate</primary>
170           </indexterm>
171         </listitem>
172       </varlistentry>
174       <varlistentry id="ifnames">
175         <term><command>ifnames</command> </term>
176         <listitem>
177           <para>Helps when writing <filename>configure.in</filename> files
178           for a software package; it prints the identifiers that the package
179           uses in C preprocessor conditionals [If a package has already been set
180           up to have some portability, this program can help determine what
181           <command>configure</command> needs to check for. It can also fill in
182           gaps in a <filename>configure.in</filename> file generated by
183           <command>autoscan</command>.]</para>
184           <indexterm zone="ch-system-autoconf ifnames">
185             <primary sortas="b-ifnames">ifnames</primary>
186           </indexterm>
187         </listitem>
188       </varlistentry>
190     </variablelist>
192   </sect2>
194 </sect1>