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 | <!ENTITY libinput-version "1.20.1">
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8 |
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9 | <!-- <!ENTITY libinput-download-http "https://www.freedesktop.org/software/libinput/libinput-&libinput-version;.tar.xz">-->
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10 | <!ENTITY libinput-download-http "https://gitlab.freedesktop.org/libinput/libinput/-/archive/&libinput-version;/libinput-&libinput-version;.tar.gz"
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11 | >
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12 | <!ENTITY libinput-download-ftp " ">
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13 | <!ENTITY libinput-md5sum "e4b559f8b799a4c5bda9aa98841753a9">
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14 | <!ENTITY libinput-size "964 KB">
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15 | <!ENTITY libinput-buildsize "11 MB (add 17 MB for documentation)">
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16 | <!ENTITY libinput-time "0.1 SBU (add 0.1 SBU for documentation)">
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17 | ]>
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18 |
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19 | <sect2 id="libinput" xreflabel="libinput-&libinput-version;">
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20 | <?dbhtml filename="libinput.html"?>
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21 |
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22 | <sect2info>
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23 | <date>$Date$</date>
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24 | </sect2info>
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25 |
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26 | <title>libinput-&libinput-version;</title>
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27 |
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28 | <indexterm zone="libinput">
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29 | <primary sortas="a-libinput">libinput</primary>
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30 | </indexterm>
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31 |
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32 | <sect3 role="package">
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33 | <title>Introduction to libinput</title>
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34 |
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35 | <para>
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36 | <application>libinput</application> is a library that handles
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37 | input devices for display servers and other applications that
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38 | need to directly deal with input devices.
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39 | </para>
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40 |
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41 | &lfs111_checked;
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42 |
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43 | <bridgehead renderas="sect4">Package Information</bridgehead>
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44 | <itemizedlist spacing="compact">
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45 | <listitem>
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46 | <para>
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47 | Download (HTTP): <ulink url="&libinput-download-http;"/>
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48 | </para>
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49 | </listitem>
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50 | <listitem>
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51 | <para>
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52 | Download (FTP): <ulink url="&libinput-download-ftp;"/>
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53 | </para>
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54 | </listitem>
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55 | <listitem>
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56 | <para>
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57 | Download MD5 sum: &libinput-md5sum;
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58 | </para>
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59 | </listitem>
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60 | <listitem>
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61 | <para>
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62 | Download size: &libinput-size;
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63 | </para>
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64 | </listitem>
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65 | <listitem>
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66 | <para>
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67 | Estimated disk space required: &libinput-buildsize;
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68 | </para>
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69 | </listitem>
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70 | <listitem>
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71 | <para>
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72 | Estimated build time: &libinput-time;
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73 | </para>
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74 | </listitem>
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75 | </itemizedlist>
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76 |
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77 | <bridgehead renderas="sect4">libinput Dependencies</bridgehead>
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78 |
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79 | <bridgehead renderas="sect5">Required</bridgehead>
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80 | <para role="required">
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81 | <xref linkend="libevdev"/> and
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82 | <xref linkend="mtdev"/>
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83 | </para>
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84 |
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85 | <bridgehead renderas="sect5">Optional</bridgehead>
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86 | <para role="optional">
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87 | <xref linkend="valgrind"/> (to run the tests),
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88 | <xref linkend="gtk3"/> (to build the GUI event viewer),
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89 | <xref linkend="libunwind"/> (required for tests),
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90 | <xref linkend="libwacom"/>, and
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91 | <ulink url="http://sphinx-doc.org/">Sphinx</ulink> (required to build documentation),
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92 | <ulink url="https://pypi.org/project/pyparsing/">PyParsing</ulink> (for one non-root test)
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93 | </para>
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94 |
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95 | <para condition="html" role="usernotes">
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96 | User Notes: <ulink url="&blfs-wiki;/libinput"/>
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97 | </para>
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98 | </sect3>
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99 |
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100 | <sect3 role="kernel" id="libinput-kernel">
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101 | <title>kernel configuration for running the libinput testsuite</title>
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102 |
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103 | <para>
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104 | Although libinput works with the same kernel configuration used by <xref
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105 | linkend="libevdev"/>, its extensive testsuite requires the presence of
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106 | <filename>/dev/uinput</filename> (as well as both <xref linkend="valgrind"/>
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107 | and <xref linkend="libunwind"/>).
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108 | </para>
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109 |
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110 | <para>
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111 | If you wish to run the full tests, enable the following option in the kernel
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112 | configuration and recompile the kernel if necessary:
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113 | </para>
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114 |
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115 | <screen><literal>Device Drivers --->
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116 | Input device support --->
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117 | Miscellaneous Devices --->
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118 | <*/M> User level driver support [CONFIG_INPUT_UINPUT]</literal></screen>
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119 |
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120 | <para>
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121 | If you build this as a module, it needs to be inserted before the testsuite
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122 | runs.
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123 | </para>
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124 |
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125 | <para>
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126 | On an Xorg system you will also need to prevent the events generated
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127 | during the testsuite from interfering with your desktop. Copy the
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128 | file <filename>test/50-litest.conf</filename> into
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129 | <filename class="directory">${XORG_PREFIX}/share/X11/xorg.conf.d</filename>
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130 | and restart X. For further information see
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131 | <ulink url="https://wayland.freedesktop.org/libinput/doc/&libinput-version;/test-suite.html">libinput test suite</ulink>.
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132 | </para>
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133 |
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134 | <indexterm zone="libinput libinput-kernel">
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135 | <primary sortas="d-libinput">libinput</primary>
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136 | </indexterm>
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137 | </sect3>
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138 |
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139 | <sect3 role="installation">
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140 | <title>Installation of libinput</title>
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141 |
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142 | <para>
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143 | Install <application>libinput</application> by running the following
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144 | commands:
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145 | </para>
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146 |
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147 | <screen><userinput>mkdir build &&
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148 | cd build &&
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149 |
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150 | meson --prefix=$XORG_PREFIX \
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151 | --buildtype=release \
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152 | -Ddebug-gui=false \
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153 | -Dtests=false \
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154 | -Dlibwacom=false \
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155 | -Dudev-dir=/usr/lib/udev \
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156 | .. &&
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157 | ninja</userinput></screen>
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158 |
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159 | <note>
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160 | <para>
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161 | If you want to run the full tests, remove -Dtests from the
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162 | <command>meson</command> command above. Please read "kernel
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163 | configuration for running the libinput testsuite" (above).
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164 | </para>
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165 |
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166 | <para>
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167 | If you have enabled the full tests, you can run the main tests
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168 | <emphasis>as the root user</emphasis> by executing:
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169 | <command>ninja test</command>. A very large number of tests will
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170 | be run, about 20 fail (at least on an Xorg system).
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171 | </para>
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172 | </note>
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173 |
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174 | <para>
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175 | Now, as the <systemitem class="username">root</systemitem> user:
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176 | </para>
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177 |
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178 | <screen role="root"><userinput>ninja install</userinput></screen>
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179 |
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180 | <para>
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181 | If you have passed <option>-Ddocumentation=true</option> to
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182 | <command>meson</command>, you can install the generated documentation
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183 | by running the following commands as the <systemitem
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184 | class="username">root</systemitem> user:
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185 | </para>
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186 |
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187 | <!-- seems the api doc is not generated because the directory is not a git
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188 | repository... -->
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189 | <screen role="root"
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190 | remap="doc"><userinput>install -v -dm755 /usr/share/doc/libinput-&libinput-version;/html &&
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191 | cp -rv Documentation/* /usr/share/doc/libinput-&libinput-version;/html</userinput></screen>
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192 |
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193 | </sect3>
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194 |
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195 | <sect3 role="commands">
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196 | <title>Command Explanations</title>
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197 |
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198 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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199 | href="../../xincludes/meson-buildtype-release.xml"/>
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200 |
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201 | <para>
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202 | <parameter>-Ddebug-gui=false</parameter>: This switch
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203 | disables creation of a visual debug helper for libinput. Remove
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204 | if you want it, and you have <xref linkend="gtk3"/> installed.
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205 | </para>
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206 |
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207 | <para>
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208 | <parameter>-Dtests=false</parameter>: This switch disables compilation of
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209 | the main tests. Even with the tests defined as false, you can still run
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210 | the first four minor tests, as a regular user, but one will be skipped if
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211 | <ulink url="https://pypi.org/project/pyparsing">PyParsing</ulink> is not
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212 | installed.
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213 | </para>
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214 |
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215 | <para>
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216 | <parameter>-Dlibwacom=false</parameter>: Remove this option if you
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217 | have <xref linkend="libwacom"/> installed, or if you are installing
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218 | GNOME.
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219 | </para>
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220 |
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221 | <para>
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222 | <parameter>-Dudev-dir=/usr/lib/udev</parameter>: In case that the
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223 | value of <envar>XORG_PREFIX</envar> is not set to
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224 | <filename class='directory'>/usr</filename>, this option prevents
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225 | the package from installing Udev rules and helpers into
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226 | <filename class='directory'>$XORG_PREFIX/lib/udev</filename> which
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227 | is not searched by Udev daemon. This option is not needed for
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228 | systems with <envar>XORG_PREFIX</envar> set to
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229 | <filename class='directory'>/usr</filename>, but does no harm.
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230 | </para>
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231 |
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232 | <para>
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233 | <option>-Ddocumentation=true</option>: This switch enables
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234 | generation of the documentation. Add it if you want to generate
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235 | the documentation. You must have <xref linkend="doxygen"/> and
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236 | <xref linkend="graphviz"/> installed.
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237 | </para>
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238 |
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239 | </sect3>
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240 |
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241 | <sect3 role="content">
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242 | <title>Contents</title>
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243 |
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244 | <segmentedlist>
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245 | <segtitle>Installed Programs</segtitle>
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246 | <segtitle>Installed Libraries</segtitle>
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247 | <segtitle>Installed Directories</segtitle>
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248 |
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249 | <seglistitem>
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250 | <seg>
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251 | libinput
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252 | <!-- libinput-debug-events, libinput-list-devices, libinput-measure*,
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253 | libinput-record, libinput-replay Library Executables -->
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254 | </seg>
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255 | <seg>
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256 | libinput.so
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257 | </seg>
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258 | <seg>
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259 | /etc/libinput,
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260 | $XORG_PREFIX/libexec/libinput,
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261 | $XORG_PREFIX/usr/share/libinput, and (optionally)
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262 | $XORG_PREFIX/share/doc/libinput-&libinput-version;
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263 | </seg>
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264 | </seglistitem>
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265 | </segmentedlist>
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266 |
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267 | <variablelist>
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268 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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269 | <?dbfo list-presentation="list"?>
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270 | <?dbhtml list-presentation="table"?>
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271 |
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272 | <varlistentry id="libinput-prog">
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273 | <term><command>libinput</command></term>
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274 | <listitem>
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275 | <para>
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276 | is a set of tools to interface with the
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277 | <application>libinput</application> library
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278 | </para>
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279 | <indexterm zone="libinput libinput-prog">
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280 | <primary sortas="b-libinput-prog">libinput</primary>
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281 | </indexterm>
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282 | </listitem>
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283 | </varlistentry>
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284 |
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285 | <varlistentry id="libinput-lib">
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286 | <term><filename class="libraryfile">libinput.so</filename></term>
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287 | <listitem>
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288 | <para>
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289 | contains API functions for handling input devices
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290 | </para>
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291 | <indexterm zone="libinput libinput-lib">
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292 | <primary sortas="c-libinput-lib">libinput.so</primary>
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293 | </indexterm>
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294 | </listitem>
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295 | </varlistentry>
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296 |
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297 | </variablelist>
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298 |
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299 | </sect3>
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300 |
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301 | </sect2>
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