1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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3 | "http://www.oasis-open.org/docbook/xml/4.5/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-eudev" role="wrap" revision="sysv">
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9 | <?dbhtml filename="eudev.html"?>
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10 |
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11 | <sect1info condition="script">
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12 | <productname>eudev</productname>
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13 | <productnumber>&eudev-version;</productnumber>
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14 | <address>&eudev-url;</address>
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15 | </sect1info>
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16 |
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17 | <title>Eudev-&eudev-version;</title>
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18 |
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19 | <indexterm zone="ch-system-eudev">
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20 | <primary sortas="a-Eudev">Eudev</primary>
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21 | </indexterm>
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22 |
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23 | <sect2 role="package">
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24 | <title/>
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25 |
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26 | <para>The Eudev package contains programs for dynamic creation of device
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27 | nodes.</para>
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28 |
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29 | <segmentedlist>
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30 | <segtitle>&buildtime;</segtitle>
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31 | <segtitle>&diskspace;</segtitle>
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32 |
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33 | <seglistitem>
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34 | <seg>&eudev-fin-sbu;</seg>
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35 | <seg>&eudev-fin-du;</seg>
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36 | </seglistitem>
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37 | </segmentedlist>
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38 | </sect2>
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39 |
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40 | <sect2 role="installation">
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41 | <title>Installation of Eudev</title>
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42 | <!--
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43 | <para>First, fix a test script:</para>
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44 |
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45 | <screen><userinput remap="pre">sed -r -i 's|/usr(/bin/test)|\1|' test/udev-test.pl</userinput></screen>
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46 | -->
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47 | <!--
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48 | <para>Next, remove an unneeded line that causes a build failure:</para>
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49 |
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50 | <screen><userinput remap="pre">sed -i '/keyboard_lookup_key/d' src/udev/udev-builtin-keyboard.c</userinput></screen>
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51 | -->
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52 |
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53 | <para>Prepare Eudev for compilation:</para>
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54 |
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55 | <screen><userinput remap="configure">./configure --prefix=/usr \
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56 | --bindir=/sbin \
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57 | --sbindir=/sbin \
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58 | --libdir=/usr/lib \
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59 | --sysconfdir=/etc \
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60 | --libexecdir=/lib \
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61 | --with-rootprefix= \
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62 | --with-rootlibdir=/lib \
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63 | --enable-manpages \
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64 | --disable-static</userinput></screen>
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65 |
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66 | <para>Compile the package:</para>
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67 |
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68 | <screen><userinput remap="make">make</userinput></screen>
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69 |
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70 | <para>Create some directories now that are needed for tests, but
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71 | will also be used as a part of installation:</para>
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72 |
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73 | <screen><userinput remap="test">mkdir -pv /lib/udev/rules.d
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74 | mkdir -pv /etc/udev/rules.d</userinput></screen>
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75 |
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76 | <para>To test the results, issue:</para>
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77 |
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78 | <screen><userinput remap="test">make check</userinput></screen>
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79 |
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80 | <para>Install the package:</para>
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81 |
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82 | <screen><userinput remap="install">make install</userinput></screen>
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83 |
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84 | <para>Install some custom rules and support files useful in an LFS
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85 | environment:</para>
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86 |
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87 | <screen><userinput remap="install">tar -xvf ../&udev-lfs-version;.tar.xz
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88 | make -f &udev-lfs-version;/Makefile.lfs install</userinput></screen>
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89 |
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90 | </sect2>
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91 |
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92 | <!-- - - - - - - - - - -->
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93 | <!-- Multilib - 32bit -->
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94 | <!-- - - - - - - - - - -->
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95 |
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96 | <sect2 arch="ml_32,ml_all" role="installation">
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97 | <title>Installation of Eudev - 32bit</title>
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98 |
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99 | <para>Clean previous build:</para>
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100 |
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101 | <screen><userinput remap="pre">make distclean</userinput></screen>
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102 |
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103 | <para>Prepare Eudev for compilation:</para>
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104 |
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105 | <screen><userinput remap="configure">CC="gcc -m32" \
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106 | ./configure --host=i686-pc-linux-gnu \
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107 | --prefix=/usr \
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108 | --bindir=/sbin \
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109 | --sbindir=/sbin \
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110 | --libdir=&usr-lib-m32; \
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111 | --sysconfdir=/etc \
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112 | --libexecdir=&lib-m32; \
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113 | --with-rootprefix= \
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114 | --with-rootlibdir=&usr-lib-m32; \
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115 | --disable-manpages \
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116 | --disable-static \
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117 | --config-cache</userinput></screen>
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118 |
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119 | <para>Compile the package:</para>
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120 |
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121 | <screen><userinput remap="make">make</userinput></screen>
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122 |
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123 | <para>Install the package:</para>
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124 |
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125 | <screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
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126 | cp -Rv DESTDIR&usr-lib-m32;/* &usr-lib-m32;
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127 | rm -rf DESTDIR</userinput></screen>
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128 |
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129 | </sect2><!-- m32 -->
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130 |
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131 | <!-- - - - - - - - - - -->
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132 | <!-- Multilib - x32bit -->
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133 | <!-- - - - - - - - - - -->
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134 |
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135 | <sect2 arch="ml_x32,ml_all" role="installation">
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136 | <title>Installation of Eudev - x32bit</title>
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137 |
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138 | <para>Clean previous build:</para>
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139 |
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140 | <screen><userinput remap="pre">make distclean</userinput></screen>
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141 |
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142 | <para>Prepare Eudev for compilation:</para>
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143 |
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144 | <screen><userinput remap="configure">CC="gcc -mx32" \
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145 | ./configure --prefix=/usr \
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146 | --bindir=/sbin \
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147 | --sbindir=/sbin \
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148 | --libdir=&usr-lib-mx32; \
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149 | --sysconfdir=/etc \
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150 | --libexecdir=&lib-mx32; \
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151 | --with-rootprefix= \
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152 | --with-rootlibdir=&usr-lib-mx32; \
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153 | --disable-manpages \
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154 | --disable-static \
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155 | --config-cache</userinput></screen>
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156 |
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157 | <para>Compile the package:</para>
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158 |
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159 | <screen><userinput remap="make">make</userinput></screen>
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160 |
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161 | <para>Install the package:</para>
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162 |
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163 | <screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
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164 | cp -Rv DESTDIR&usr-lib-mx32;/* &usr-lib-mx32;
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165 | rm -rf DESTDIR</userinput></screen>
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166 |
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167 | </sect2><!-- mx32 -->
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168 |
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169 | <sect2 id="conf-eudev" role="configuration">
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170 | <title>Configuring Eudev</title>
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171 |
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172 | <indexterm zone="conf-eudev">
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173 | <primary sortas="a-Eudev">Eudev</primary>
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174 | <secondary>configuring</secondary>
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175 | </indexterm>
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176 |
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177 | <indexterm zone="conf-eudev">
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178 | <primary sortas="e-/etc/udev/hwdb.bin">/etc/udev/hwdb.bin</primary>
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179 | </indexterm>
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180 |
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181 | <para>Information about hardware devices is maintained in the
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182 | <filename class="directory">/etc/udev/hwdb.d</filename> and
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183 | <filename class="directory">/lib/udev/hwdb.d</filename> directories.
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184 | <application>Eudev</application> needs that information to be compiled
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185 | into a binary database <filename>/etc/udev/hwdb.bin</filename>. Create the
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186 | initial database:</para>
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187 |
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188 | <screen><userinput>udevadm hwdb --update</userinput></screen>
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189 |
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190 | <para>This command needs to be run each time the hardware information is
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191 | updated.</para>
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192 |
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193 | </sect2>
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194 |
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195 | <sect2 id="contents-eudev" role="content">
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196 | <title>Contents of Eudev</title>
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197 |
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198 | <segmentedlist>
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199 | <segtitle>Installed programs</segtitle>
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200 | <segtitle>Installed libraries</segtitle>
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201 | <segtitle>Installed directories</segtitle>
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202 |
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203 | <seglistitem>
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204 | <seg><!-- These are in /lib/udev and not to be called by the user:
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205 | accelerometer, ata_id, cdrom_id, collect, mtd_probe,
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206 | scsi_id, v4l_id,--> udevadm and udevd</seg>
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207 |
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208 | <seg>libudev.so</seg>
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209 |
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210 | <seg>/etc/udev, /lib/udev, and /usr/share/doc/udev-&udev-lfs-version;</seg>
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211 | </seglistitem>
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212 | </segmentedlist>
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213 |
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214 | <variablelist>
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215 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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216 | <?dbfo list-presentation="list"?>
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217 | <?dbhtml list-presentation="table"?>
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218 | <varlistentry id="udevadm" revision="sysv">
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219 | <term><command>udevadm</command></term>
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220 | <listitem>
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221 | <para>Generic udev administration tool: controls the udevd daemon,
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222 | provides info from the Udev database, monitors uevents, waits for
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223 | uevents to finish, tests Udev configuration, and triggers uevents
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224 | for a given device</para>
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225 | <indexterm zone="ch-system-eudev udevadm">
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226 | <primary sortas="b-udevadm">udevadm</primary>
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227 | </indexterm>
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228 | </listitem>
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229 | </varlistentry>
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230 |
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231 | <varlistentry id="udevd">
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232 | <term><command>udevd</command></term>
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233 | <listitem>
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234 | <para>A daemon that listens for uevents on the netlink socket,
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235 | creates devices and runs the configured external programs in
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236 | response to these uevents</para>
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237 | <indexterm zone="ch-system-eudev udevd">
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238 | <primary sortas="b-udevd">udevd</primary>
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239 | </indexterm>
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240 | </listitem>
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241 | </varlistentry>
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242 |
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243 | <varlistentry id="libudev">
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244 | <term><filename class="libraryfile">libudev</filename></term>
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245 | <listitem>
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246 | <para>A library interface to udev device information</para>
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247 | <indexterm zone="ch-system-eudev libudev">
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248 | <primary sortas="c-libudev">libudev</primary>
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249 | </indexterm>
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250 | </listitem>
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251 | </varlistentry>
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252 |
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253 | <varlistentry id="etc-udev">
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254 | <term><filename class="directory">/etc/udev</filename></term>
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255 | <listitem>
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256 | <para>Contains Udev configuration files,
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257 | device permissions, and rules for device naming</para>
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258 | <indexterm zone="ch-system-eudev etc-udev">
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259 | <primary sortas="e-/etc/udev">/etc/udev</primary>
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260 | </indexterm>
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261 | </listitem>
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262 | </varlistentry>
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263 |
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264 | </variablelist>
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265 |
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266 | </sect2>
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267 |
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268 | </sect1>
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