source: chapter06/eudev.xml@ a07a34d

multilib-10.1
Last change on this file since a07a34d was a07a34d, checked in by Thomas Trepl <thomas@…>, 4 years ago

MultiLib: Merge changes from trunk

git-svn-id: ​http://svn.linuxfromscratch.org/LFS/branches/multilib@11821 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
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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]>
7
8<sect1 id="ch-system-eudev" role="wrap" revision="sysv">
9 <?dbhtml filename="eudev.html"?>
10
11 <sect1info condition="script">
12 <productname>eudev</productname>
13 <productnumber>&eudev-version;</productnumber>
14 <address>&eudev-url;</address>
15 </sect1info>
16
17 <title>Eudev-&eudev-version;</title>
18
19 <indexterm zone="ch-system-eudev">
20 <primary sortas="a-Eudev">Eudev</primary>
21 </indexterm>
22
23 <sect2 role="package">
24 <title/>
25
26 <para>The Eudev package contains programs for dynamic creation of device
27 nodes.</para>
28
29 <segmentedlist>
30 <segtitle>&buildtime;</segtitle>
31 <segtitle>&diskspace;</segtitle>
32
33 <seglistitem>
34 <seg>&eudev-ch6-sbu;</seg>
35 <seg>&eudev-ch6-du;</seg>
36 </seglistitem>
37 </segmentedlist>
38 </sect2>
39
40 <sect2 role="installation">
41 <title>Installation of Eudev</title>
42<!--
43 <para>First, fix a test script:</para>
44
45<screen><userinput remap="pre">sed -r -i 's|/usr(/bin/test)|\1|' test/udev-test.pl</userinput></screen>
46-->
47<!--
48 <para>Next, remove an unneeded line that causes a build failure:</para>
49
50<screen><userinput remap="pre">sed -i '/keyboard_lookup_key/d' src/udev/udev-builtin-keyboard.c</userinput></screen>
51-->
52
53 <para>Prepare Eudev for compilation:</para>
54
55<screen><userinput remap="configure">./configure --prefix=/usr \
56 --bindir=/sbin \
57 --sbindir=/sbin \
58 --libdir=/usr/lib \
59 --sysconfdir=/etc \
60 --libexecdir=/lib \
61 --with-rootprefix= \
62 --with-rootlibdir=/lib \
63 --enable-manpages \
64 --disable-static</userinput></screen>
65
66 <para>Compile the package:</para>
67
68<screen><userinput remap="make">make</userinput></screen>
69
70 <para>Create some directories now that are needed for tests, but
71 will also be used as a part of installation:</para>
72
73<screen><userinput remap="test">mkdir -pv /lib/udev/rules.d
74mkdir -pv /etc/udev/rules.d</userinput></screen>
75
76 <para>To test the results, issue:</para>
77
78<screen><userinput remap="test">make check</userinput></screen>
79
80 <para>Install the package:</para>
81
82<screen><userinput remap="install">make install</userinput></screen>
83
84 <para>Install some custom rules and support files useful in an LFS
85 environment:</para>
86
87<screen><userinput remap="install">tar -xvf ../&udev-lfs-version;.tar.xz
88make -f &udev-lfs-version;/Makefile.lfs install</userinput></screen>
89
90 </sect2>
91
92 <!-- ~~~~~~~~~~~~~~~~~~~~ ABI 32 ~~~~~~~~~~~~~~~~~~~~ -->
93
94 <sect2 arch="ml_32,ml_all" role="installation">
95 <title>Installation of Eudev - 32-bit</title>
96
97 <para>Clean previous build:</para>
98
99<screen><userinput remap="pre">make distclean</userinput></screen>
100
101 <para>Prepare Eudev for compilation:</para>
102
103<screen><userinput remap="configure">CC="gcc -m32" \
104./configure --host=i686-pc-linux-gnu \
105 --prefix=/usr \
106 --bindir=/sbin \
107 --sbindir=/sbin \
108 --libdir=/usr/lib32 \
109 --sysconfdir=/etc \
110 --libexecdir=/lib32 \
111 --with-rootprefix= \
112 --with-rootlibdir=/usr/lib32 \
113 --disable-manpages \
114 --disable-static \
115 --config-cache</userinput></screen>
116
117 <para>Compile the package:</para>
118
119<screen><userinput remap="make">make</userinput></screen>
120
121 <para>Install the package:</para>
122
123<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
124cp -Rv DESTDIR/usr/lib32/* /usr/lib32
125rm -rf DESTDIR</userinput></screen>
126
127 </sect2>
128
129 <!-- ~~~~~~~~~~~~~~~~~~~~ ABI x32 ~~~~~~~~~~~~~~~~~~~~ -->
130
131 <sect2 arch="ml_x32,ml_all" role="installation">
132 <title>Installation of Eudev - x32-bit</title>
133
134 <para>Clean previous build:</para>
135
136<screen><userinput remap="pre">make distclean</userinput></screen>
137
138 <para>Prepare Eudev for compilation:</para>
139
140<screen><userinput remap="configure">CC="gcc -mx32" \
141./configure --prefix=/usr \
142 --bindir=/sbin \
143 --sbindir=/sbin \
144 --libdir=/usr/libx32 \
145 --sysconfdir=/etc \
146 --libexecdir=/libx32 \
147 --with-rootprefix= \
148 --with-rootlibdir=/usr/libx32 \
149 --disable-manpages \
150 --disable-static \
151 --config-cache</userinput></screen>
152
153 <para>Compile the package:</para>
154
155<screen><userinput remap="make">make</userinput></screen>
156
157 <para>Install the package:</para>
158
159<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
160cp -Rv DESTDIR/usr/libx32/* /usr/libx32
161rm -rf DESTDIR</userinput></screen>
162
163 </sect2>
164
165 <sect2 id="conf-eudev" role="configuration">
166 <title>Configuring Eudev</title>
167
168 <indexterm zone="conf-eudev">
169 <primary sortas="a-Eudev">Eudev</primary>
170 <secondary>configuring</secondary>
171 </indexterm>
172
173 <indexterm zone="conf-eudev">
174 <primary sortas="e-/etc/udev/hwdb.bin">/etc/udev/hwdb.bin</primary>
175 </indexterm>
176
177 <para>Information about hardware devices is maintained in the
178 <filename class="directory">/etc/udev/hwdb.d</filename> and
179 <filename class="directory">/lib/udev/hwdb.d</filename> directories.
180 <application>Eudev</application> needs that information to be compiled
181 into a binary database <filename>/etc/udev/hwdb.bin</filename>. Create the
182 initial database:</para>
183
184<screen><userinput>udevadm hwdb --update</userinput></screen>
185
186 <para>This command needs to be run each time the hardware information is
187 updated.</para>
188
189 </sect2>
190
191 <sect2 id="contents-eudev" role="content">
192 <title>Contents of Eudev</title>
193
194 <segmentedlist>
195 <segtitle>Installed programs</segtitle>
196 <segtitle>Installed libraries</segtitle>
197 <segtitle>Installed directories</segtitle>
198
199 <seglistitem>
200 <seg><!-- These are in /lib/udev and not to be called by the user:
201 accelerometer, ata_id, cdrom_id, collect, mtd_probe,
202 scsi_id, v4l_id,--> udevadm and udevd</seg>
203
204 <seg>libudev.so</seg>
205
206 <seg>/etc/udev, /lib/udev, and /usr/share/doc/udev-&udev-lfs-version;</seg>
207 </seglistitem>
208 </segmentedlist>
209
210 <variablelist>
211 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
212 <?dbfo list-presentation="list"?>
213 <?dbhtml list-presentation="table"?>
214 <varlistentry id="udevadm" revision="sysv">
215 <term><command>udevadm</command></term>
216 <listitem>
217 <para>Generic udev administration tool: controls the udevd daemon,
218 provides info from the Udev database, monitors uevents, waits for
219 uevents to finish, tests Udev configuration, and triggers uevents
220 for a given device</para>
221 <indexterm zone="ch-system-eudev udevadm">
222 <primary sortas="b-udevadm">udevadm</primary>
223 </indexterm>
224 </listitem>
225 </varlistentry>
226
227 <varlistentry id="udevd">
228 <term><command>udevd</command></term>
229 <listitem>
230 <para>A daemon that listens for uevents on the netlink socket,
231 creates devices and runs the configured external programs in
232 response to these uevents</para>
233 <indexterm zone="ch-system-eudev udevd">
234 <primary sortas="b-udevd">udevd</primary>
235 </indexterm>
236 </listitem>
237 </varlistentry>
238
239 <varlistentry id="libudev">
240 <term><filename class="libraryfile">libudev</filename></term>
241 <listitem>
242 <para>A library interface to udev device information</para>
243 <indexterm zone="ch-system-eudev libudev">
244 <primary sortas="c-libudev">libudev</primary>
245 </indexterm>
246 </listitem>
247 </varlistentry>
248
249 <varlistentry id="etc-udev">
250 <term><filename class="directory">/etc/udev</filename></term>
251 <listitem>
252 <para>Contains Udev configuration files,
253 device permissions, and rules for device naming</para>
254 <indexterm zone="ch-system-eudev etc-udev">
255 <primary sortas="e-/etc/udev">/etc/udev</primary>
256 </indexterm>
257 </listitem>
258 </varlistentry>
259
260 </variablelist>
261
262 </sect2>
263
264</sect1>
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