source: chapter06/eudev.xml@ 5336641

10.0 10.0-rc1 10.1 10.1-rc1 11.0 11.0-rc1 11.0-rc2 11.0-rc3 7.10 7.10-rc1 7.9 7.9-rc1 7.9-rc2 8.0 8.0-rc1 8.1 8.1-rc1 8.1-rc2 8.2 8.2-rc1 8.3 8.3-rc1 8.3-rc2 8.4 8.4-rc1 9.0 9.0-rc1 9.1 9.1-rc1 BOOK.old cross-chap5 ml-11.0 multilib nosym old-trunk trunk xry111/git-transition xry111/glibc-2.34 xry111/tester-nohack xry111/usr-move
Last change on this file since 5336641 was 5336641, checked in by Bruce Dubbs <bdubbs@…>, 6 years ago

Update to gmp-6.1.0.
Clean up Eudev configure options.
Update host requirements to require GCC-4.7 or later.
Clarify that setting and using the LFS variable assumes the bash shell.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@10974 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

  • Property mode set to 100644
File size: 6.6 KB
Line 
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">
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 <para>Next, add a workaround to prevent the /tools directory from being
48 hard coded into Eudev binary files library locations:</para>
49
50<screen><userinput remap="pre">cat &gt; config.cache &lt;&lt; "EOF"
51HAVE_BLKID=1
52BLKID_LIBS="-lblkid"
53BLKID_CFLAGS="-I/tools/include"
54EOF</userinput></screen>
55
56<para>Prepare Eudev for compilation:</para>
57
58<screen><userinput remap="configure">./configure --prefix=/usr \
59 --bindir=/sbin \
60 --sbindir=/sbin \
61 --libdir=/usr/lib \
62 --sysconfdir=/etc \
63 --libexecdir=/lib \
64 --with-rootprefix= \
65 --with-rootlibdir=/lib \
66 --enable-manpages \
67 --disable-static \
68 --config-cache</userinput></screen>
69
70<!-- Seems to be unneeded - but leave as a comment for a while
71
72 - -disable-gudev \
73 - -enable-split-usr \
74 - -enable-hwdb \
75 - -disable-introspection \
76 - -disable-gtk-doc-html</userinput></screen>
77
78-->
79
80<para>Compile the package:</para>
81
82<screen><userinput remap="make">LIBRARY_PATH=/tools/lib make</userinput></screen>
83
84<para>Create some directories now that are needed for tests, but
85will also be used as a part of installation:</para>
86
87<screen><userinput remap="test">mkdir -pv /lib/udev/rules.d
88mkdir -pv /etc/udev/rules.d</userinput></screen>
89
90<para>To test the results, issue:</para>
91
92<screen><userinput remap="test">make LD_LIBRARY_PATH=/tools/lib check</userinput></screen>
93
94 <para>Install the package:</para>
95
96<screen><userinput remap="install">make LD_LIBRARY_PATH=/tools/lib install</userinput></screen>
97
98 <para>Install some custom rules and support files useful in an LFS
99 environment:</para>
100
101<screen><userinput remap="install">tar -xvf ../&udev-lfs-version;.tar.bz2
102make -f &udev-lfs-version;/Makefile.lfs install</userinput></screen>
103
104 </sect2>
105
106 <sect2 id="conf-eudev" role="configuration">
107 <title>Configuring Eudev</title>
108
109 <indexterm zone="conf-eudev">
110 <primary sortas="a-Eudev">Eudev</primary>
111 <secondary>configuring</secondary>
112 </indexterm>
113
114 <indexterm zone="conf-eudev">
115 <primary sortas="e-/etc/udev/hwdb.bin">/etc/udev/hwdb.bin</primary>
116 </indexterm>
117
118 <para>Information about hardware devices is maintained in the
119 <filename class="directory">/etc/udev/hwdb.d</filename> and
120 <filename class="directory">/usr/lib/udev/hwdb.d</filename> directories.
121 <application>Eudev</application> needs that information to be compiled
122 into a binary database <filename>/etc/udev/hwdb.bin</filename>. Create the
123 initial database:</para>
124
125<screen><userinput>LD_LIBRARY_PATH=/tools/lib udevadm hwdb --update</userinput></screen>
126
127 <para>This command needs to be run each time the hardware information is
128 updated.</para>
129
130 </sect2>
131
132 <sect2 id="contents-eudev" role="content">
133 <title>Contents of Eudev</title>
134
135 <segmentedlist>
136 <segtitle>Installed programs</segtitle>
137 <segtitle>Installed libraries</segtitle>
138 <segtitle>Installed directories</segtitle>
139
140 <seglistitem>
141 <seg><!-- These are in /lib/udev and not to be called by the user:
142 accelerometer, ata_id, cdrom_id, collect, mtd_probe,
143 scsi_id, v4l_id,--> udevadm and udevd</seg>
144
145 <seg>libudev.so</seg>
146
147 <seg>/etc/udev, /lib/udev, and /usr/share/doc/udev-20140408</seg>
148 </seglistitem>
149 </segmentedlist>
150
151 <variablelist>
152 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
153 <?dbfo list-presentation="list"?>
154 <?dbhtml list-presentation="table"?>
155 <varlistentry id="udevadm">
156 <term><command>udevadm</command></term>
157 <listitem>
158 <para>Generic udev administration tool: controls the udevd daemon,
159 provides info from the Udev database, monitors uevents, waits for
160 uevents to finish, tests Udev configuration, and triggers uevents
161 for a given device</para>
162 <indexterm zone="ch-system-eudev udevadm">
163 <primary sortas="b-udevadm">udevadm</primary>
164 </indexterm>
165 </listitem>
166 </varlistentry>
167
168 <varlistentry id="udevd">
169 <term><command>udevd</command></term>
170 <listitem>
171 <para>A daemon that listens for uevents on the netlink socket,
172 creates devices and runs the configured external programs in
173 response to these uevents</para>
174 <indexterm zone="ch-system-eudev udevd">
175 <primary sortas="b-udevd">udevd</primary>
176 </indexterm>
177 </listitem>
178 </varlistentry>
179
180 <varlistentry id="libudev">
181 <term><filename class="libraryfile">libudev</filename></term>
182 <listitem>
183 <para>A library interface to udev device information</para>
184 <indexterm zone="ch-system-eudev libudev">
185 <primary sortas="c-libudev">libudev</primary>
186 </indexterm>
187 </listitem>
188 </varlistentry>
189
190 <varlistentry id="etc-udev">
191 <term><filename class="directory">/etc/udev</filename></term>
192 <listitem>
193 <para>Contains Udev configuration files,
194 device permissions, and rules for device naming</para>
195 <indexterm zone="ch-system-eudev etc-udev">
196 <primary sortas="e-/etc/udev">/etc/udev</primary>
197 </indexterm>
198 </listitem>
199 </varlistentry>
200
201 </variablelist>
202
203 </sect2>
204
205</sect1>
Note: See TracBrowser for help on using the repository browser.