aboutsummaryrefslogtreecommitdiffstats
path: root/chapter08/attr.xml
blob: 526852b6dc308f84b44b529399fd6ecfa6ba2419 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../general.ent">
  %general-entities;
]>

<sect1 id="ch-system-attr" role="wrap">
  <?dbhtml filename="attr.html"?>

  <sect1info condition="script">
    <productname>attr</productname>
    <productnumber>&attr-version;</productnumber>
    <address>&attr-url;</address>
  </sect1info>

  <title>Attr-&attr-version;</title>

  <indexterm zone="ch-system-attr">
    <primary sortas="a-Attr">Attr</primary>
  </indexterm>

  <sect2 role="package">
    <title/>

    <para>The attr package contains utilities to administer the extended
    attributes on filesystem objects.</para>

    <segmentedlist>
      <segtitle>&buildtime;</segtitle>
      <segtitle>&diskspace;</segtitle>

      <seglistitem>
        <seg>&attr-fin-sbu;</seg>
        <seg>&attr-fin-du;</seg>
      </seglistitem>
    </segmentedlist>

  </sect2>

  <sect2 role="installation">
    <title>Installation of Attr</title>

    <para>Prepare Attr for compilation:</para>

<screen revision="sysv"><userinput remap="configure">./configure --prefix=/usr     \
            --bindir=/bin     \
            --disable-static  \
            --sysconfdir=/etc \
            --docdir=/usr/share/doc/attr-&attr-version;</userinput></screen>

<screen revision="systemd"><userinput remap="configure">./configure --prefix=/usr     \
            --disable-static  \
            --sysconfdir=/etc \
            --docdir=/usr/share/doc/attr-&attr-version;</userinput></screen>

    <para>Compile the package:</para>

<screen><userinput remap="make">make</userinput></screen>

    <para>The tests need to be run on a filesystem that supports extended
    attributes such as the ext2, ext3, or ext4 filesystems. 
    To test the results, issue:</para>

<screen><userinput remap="test">make check</userinput></screen>

    <para>Install the package:</para>

<screen><userinput remap="install">make install</userinput></screen>

    <para>The shared library needs to be moved to
    <filename class="directory">/lib</filename>, and as a result the
    <filename class="extension">.so</filename> file in
    <filename class="directory">/usr/lib</filename> will need to be recreated:</para>

<screen><userinput remap="install">mv -v /usr/lib/libattr.so.* /lib
ln -sfv ../../lib/$(readlink /usr/lib/libattr.so) /usr/lib/libattr.so</userinput></screen>

  </sect2>

  <sect2 id="contents-attr" role="content">
    <title>Contents of Attr</title>

    <segmentedlist>
      <segtitle>Installed programs</segtitle>
      <segtitle>Installed library</segtitle>
      <segtitle>Installed directories</segtitle>

      <seglistitem>
        <seg>attr, getfattr, and setfattr</seg>
        <seg>libattr.so</seg>
        <seg>/usr/include/attr and /usr/share/doc/attr-&attr-version;</seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

      <varlistentry id="attr">
        <term><command>attr</command></term>
        <listitem>
          <para>Extends attributes on filesystem objects</para>
          <indexterm zone="ch-system-attr attr">
            <primary sortas="b-attr">attr</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="getfattr">
        <term><command>getfattr</command></term>
        <listitem>
          <para>Gets the extended attributes of filesystem objects</para>
          <indexterm zone="ch-system-attr getfattr">
            <primary sortas="b-getfattr">getfattr</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="setfattr">
        <term><command>setfattr</command></term>
        <listitem>
          <para>Sets the extended attributes of filesystem objects</para>
          <indexterm zone="ch-system-attr setfattr">
            <primary sortas="b-setfattr">setfattr</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libattr">
        <term><filename class="libraryfile">libattr</filename></term>
        <listitem>
          <para>Contains the library functions for manipulating extended attributes</para>
          <indexterm zone="ch-system-attr libattr">
            <primary sortas="c-libattr">libattr</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>