source: clfs-sysroot/BOOK/final-system/common/psmisc.xml @ cc8d737

Last change on this file since cc8d737 was cc8d737, checked in by Joe Ciccone <jciccone@…>, 15 years ago

Use cat instead of echo wherever possible.

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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-psmisc" role="wrap">
9  <?dbhtml filename="psmisc.html"?>
10
11  <title>Psmisc-&psmisc-version;</title>
12
13  <indexterm zone="ch-system-psmisc">
14    <primary sortas="a-Psmisc">Psmisc</primary>
15  </indexterm>
16
17  <sect2 role="package">
18    <title/>
19
20    <para>The Psmisc package contains programs for displaying information
21    about running processes.</para>
22
23  </sect2>
24
25  <sect2 role="installation">
26    <title>Installation of Psmisc</title>
27
28    <para os="a1">When cross-compiling the <literal>AC_FUNC_MALLOC</literal>
29    macro will assume that the malloc provided is not GNU Compatible. The
30    following tells it that we do:</para>
31
32<screen os="a2"><userinput>cat &gt; config.cache &lt;&lt; EOF
33ac_cv_func_malloc_0_nonnull=yes
34ac_cv_func_realloc_0_nonnull=yes
35EOF</userinput></screen>
36
37    <para os="a">Prepare Psmisc for compilation:</para>
38
39<screen os="b"><userinput>./configure --build=${CLFS_HOST} --host=${CLFS_TARGET} \
40    --prefix=/usr --exec-prefix="" \
41    --cache-file=config.cache</userinput></screen>
42
43    <variablelist os="c">
44      <title>The meaning of the configure option:</title>
45
46      <varlistentry>
47        <term><parameter>--exec-prefix=""</parameter></term>
48        <listitem>
49          <para>This ensures that the Psmisc binaries will install into
50          <filename class="directory">/bin</filename> instead of
51          <filename class="directory">/usr/bin</filename>. This is the
52          correct location according to the FHS, because some of the Psmisc
53          binaries are used by the CLFS-Bootscripts package.</para>
54        </listitem>
55      </varlistentry>
56    </variablelist>
57
58    <para os="d">Compile the package:</para>
59
60<screen os="e"><userinput>make</userinput></screen>
61
62    <para os="f">Install the package:</para>
63
64<screen os="g"><userinput>make DESTDIR=${CLFS} install</userinput></screen>
65
66    <para os="h">There is no reason for the <command>pstree</command> and
67    <command>pstree.x11</command> programs to reside in <filename
68    class="directory">/bin</filename>. Therefore, move them to <filename
69    class="directory">/usr/bin</filename>:</para>
70
71<screen os="i"><userinput>mv -v ${CLFS}/bin/pstree* ${CLFS}/usr/bin</userinput></screen>
72
73    <para os="j">By default, Psmisc's <command>pidof</command> program is not installed.
74    This usually is not a problem because it is installed later in the Sysvinit
75    package, which provides a better <command>pidof</command> program. If
76    Sysvinit will not be used for a particular system, complete the installation
77    of Psmisc by creating the following symlink:</para>
78
79<screen os="k" role="nodump"><userinput>ln -sfv killall ${CLFS}/bin/pidof</userinput></screen>
80
81  </sect2>
82
83  <sect2 id="contents-psmisc" role="content">
84    <title>Contents of Psmisc</title>
85
86    <segmentedlist>
87      <segtitle>Installed programs</segtitle>
88
89      <seglistitem>
90        <seg>fuser, killall, pstree, and pstree.x11 (link to pstree)</seg>
91      </seglistitem>
92    </segmentedlist>
93
94    <variablelist>
95      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
96      <?dbfo list-presentation="list"?>
97      <?dbhtml list-presentation="table"?>
98
99      <varlistentry id="fuser">
100        <term><command>fuser</command></term>
101        <listitem>
102          <para>Reports the Process IDs (PIDs) of processes that use the given
103          files or file systems</para>
104          <indexterm zone="ch-system-psmisc fuser">
105            <primary sortas="b-fuser">fuser</primary>
106          </indexterm>
107        </listitem>
108      </varlistentry>
109
110      <varlistentry id="killall">
111        <term><command>killall</command></term>
112        <listitem>
113          <para>Kills processes by name; it sends a signal to all processes
114          running any of the given commands</para>
115          <indexterm zone="ch-system-psmisc killall">
116            <primary sortas="b-killall">killall</primary>
117          </indexterm>
118        </listitem>
119      </varlistentry>
120
121      <varlistentry id="oldfuser">
122        <term><command>oldfuser</command></term>
123        <listitem>
124          <para>Reports the Process IDs (PIDs) of processes that use the given
125          files or file systems</para>
126          <indexterm zone="ch-system-psmisc oldfuser">
127            <primary sortas="b-oldfuser">oldfuser</primary>
128          </indexterm>
129        </listitem>
130      </varlistentry>
131
132      <varlistentry id="pstree">
133        <term><command>pstree</command></term>
134        <listitem>
135          <para>Displays running processes as a tree</para>
136          <indexterm zone="ch-system-psmisc pstree">
137            <primary sortas="b-pstree">pstree</primary>
138          </indexterm>
139        </listitem>
140      </varlistentry>
141
142      <varlistentry id="pstree.x11">
143        <term><command>pstree.x11</command></term>
144        <listitem>
145          <para>Same as <command>pstree</command>, except that it waits for
146          confirmation before exiting</para>
147          <indexterm zone="ch-system-psmisc pstree.x11">
148            <primary sortas="b-pstree.x11">pstree.x11</primary>
149          </indexterm>
150        </listitem>
151      </varlistentry>
152
153    </variablelist>
154
155  </sect2>
156
157</sect1>
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