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 | <!-- Change to kernel.org when it gets back there. -->
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8 | <!ENTITY libcap2-download-http "http://ftp.de.debian.org/debian/pool/main/libc/libcap2/libcap2_&libcap2-version;.orig.tar.gz">
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9 | <!ENTITY libcap2-download-ftp "ftp://ftp.de.debian.org/debian/pool/main/libc/libcap2/libcap2_&libcap2-version;.orig.tar.gz">
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10 | <!ENTITY libcap2-md5sum "b4896816b626bea445f0b3849bdd4077">
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11 | <!ENTITY libcap2-size "72 KB">
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12 | <!ENTITY libcap2-buildsize "1.3 MB">
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13 | <!ENTITY libcap2-time "less than 0.1 SBU">
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14 | ]>
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15 |
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16 | <sect1 id="libcap2" xreflabel="libcap2-&libcap2-version;">
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17 | <?dbhtml filename="libcap2.html"?>
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18 |
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19 | <sect1info>
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20 | <othername>$LastChangedBy$</othername>
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21 | <date>$Date$</date>
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22 | </sect1info>
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23 |
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24 | <title>libcap2-&libcap2-version;</title>
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25 |
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26 | <indexterm zone="libcap2">
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27 | <primary sortas="a-libcap2">libcap2</primary>
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28 | </indexterm>
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29 |
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30 | <sect2 role="package">
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31 | <title>Introduction to libcap2</title>
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32 |
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33 | <para>The <application>libcap2</application> package implements the
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34 | user-space interfaces to the POSIX 1003.1e capabilities available in Linux
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35 | kernels. These capabilities are a partitioning of the all powerful root
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36 | privilege into a set of distinct privileges. </para>
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37 |
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38 | &lfs72_checked;
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39 |
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40 | <bridgehead renderas="sect3">Package Information</bridgehead>
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41 | <itemizedlist spacing="compact">
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42 | <listitem>
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43 | <para>Download (HTTP): <ulink url="&libcap2-download-http;"/></para>
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44 | </listitem>
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45 | <listitem>
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46 | <para>Download (FTP): <ulink url="&libcap2-download-ftp;"/></para>
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47 | </listitem>
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48 | <listitem>
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49 | <para>Download MD5 sum: &libcap2-md5sum;</para>
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50 | </listitem>
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51 | <listitem>
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52 | <para>Download size: &libcap2-size;</para>
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53 | </listitem>
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54 | <listitem>
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55 | <para>Estimated disk space required: &libcap2-buildsize;</para>
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56 | </listitem>
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57 | <listitem>
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58 | <para>Estimated build time: &libcap2-time;</para>
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59 | </listitem>
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60 | </itemizedlist>
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61 |
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62 | <bridgehead renderas="sect3">libcap2 Dependencies</bridgehead>
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63 |
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64 | <bridgehead renderas="sect4">Required</bridgehead>
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65 | <para role="required"><xref linkend="attr"/></para>
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66 |
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67 | <para condition="html" role="usernotes">User Notes:
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68 | <ulink url="&blfs-wiki;/libcap2"/></para>
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69 |
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70 | </sect2>
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71 |
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72 | <sect2 role="installation">
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73 | <title>Installation of libcap2</title>
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74 |
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75 | <para>Install <application>libcap2</application> by running the following
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76 | commands:</para>
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77 |
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78 | <screen><userinput>make</userinput></screen>
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79 |
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80 | <para>This package does not come with a test suite.</para>
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81 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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82 |
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83 | <screen role="root"><userinput>make RAISE_SETFCAP=no install</userinput></screen>
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84 |
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85 | </sect2>
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86 |
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87 | <sect2 role="commands">
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88 | <title>Command Explanations</title>
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89 |
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90 | <para><parameter>RAISE_SETFCAP=no</parameter>: This parameter skips trying
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91 | to use <application>setcap</application> on itself. This avoids an installation
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92 | error if the kernel or file system do not support extended capabilities.</para>
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93 |
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94 | </sect2>
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95 |
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96 | <sect2 role="content">
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97 | <title>Contents</title>
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98 |
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99 | <segmentedlist>
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100 | <segtitle>Installed Programs</segtitle>
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101 | <segtitle>Installed Library</segtitle>
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102 | <segtitle>Installed Directories</segtitle>
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103 |
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104 | <seglistitem>
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105 | <seg>capsh, getcap, getpcaps, and setcap</seg>
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106 | <seg>libcap.{so,a}</seg>
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107 | <seg>None</seg>
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108 | </seglistitem>
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109 | </segmentedlist>
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110 |
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111 | <variablelist>
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112 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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113 | <?dbfo list-presentation="list"?>
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114 | <?dbhtml list-presentation="table"?>
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115 |
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116 | <varlistentry id="capsh">
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117 | <term><command>capsh</command></term>
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118 | <listitem>
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119 | <para>is a shell wrapper to exploredand constraine capability support.</para>
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120 | <indexterm zone="libcap2 capsh">
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121 | <primary sortas="b-capsh">capsh</primary>
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122 | </indexterm>
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123 | </listitem>
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124 | </varlistentry>
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125 |
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126 | <varlistentry id="getcap">
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127 | <term><command>getcap</command></term>
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128 | <listitem>
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129 | <para>examines file capabilities.</para>
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130 | <indexterm zone="libcap2 getcap">
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131 | <primary sortas="b-getcap">getcap</primary>
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132 | </indexterm>
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133 | </listitem>
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134 | </varlistentry>
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135 |
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136 | <varlistentry id="getpcaps">
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137 | <term><command>getpcaps</command></term>
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138 | <listitem>
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139 | <para>displays the capabilities on the queried process(es).</para>
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140 | <indexterm zone="libcap2 getpcaps">
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141 | <primary sortas="b-getpcaps">getpcaps</primary>
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142 | </indexterm>
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143 | </listitem>
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144 | </varlistentry>
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145 |
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146 | <varlistentry id="setcap">
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147 | <term><command>setcap</command></term>
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148 | <listitem>
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149 | <para>sets file file capabilities.</para>
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150 | <indexterm zone="libcap2 setcap">
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151 | <primary sortas="b-setcap">setcap</primary>
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152 | </indexterm>
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153 | </listitem>
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154 | </varlistentry>
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155 |
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156 | <varlistentry id="libcap2-lib">
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157 | <term><filename class='libraryfile'>libcap2.{so,a}</filename></term>
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158 | <listitem>
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159 | <para>contains the <application>libcap2</application> API functions.</para>
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160 | <indexterm zone="libcap2 libcap2-lib">
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161 | <primary sortas="c-libcap2">libcap2.{so,a}</primary>
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162 | </indexterm>
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163 | </listitem>
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164 | </varlistentry>
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165 |
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166 | </variablelist>
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167 |
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168 | </sect2>
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169 |
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170 | </sect1>
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