source: clfs-sysroot/BOOK/final-system/common/gzip.xml @ fef8487

Last change on this file since fef8487 was fef8487, checked in by Joe Ciccone <jciccone@…>, 15 years ago

Even More Text Updates.

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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-gzip" role="wrap">
9  <?dbhtml filename="gzip.html"?>
10
11  <title>Gzip-&gzip-version;</title>
12
13  <indexterm zone="ch-system-gzip">
14    <primary sortas="a-Gzip">Gzip</primary>
15  </indexterm>
16
17  <sect2 role="package">
18    <title/>
19
20    <para>The Gzip package contains programs for compressing and decompressing
21    files.</para>
22
23  </sect2>
24
25  &env-target;
26
27  <sect2 role="installation">
28    <title>Installation of Gzip</title>
29
30    <para os="s1">The following command renames the internal implementation of
31    futimens to gl_futimens as newer versions of EGLIBC provide an incompatible
32    version:</para>
33
34<screen os="s2"><userinput>for file in $(grep -lr futimens *); do
35  cp -v ${file}{,.orig}
36  sed -e "s/futimens/gl_&amp;/" ${file}.orig &gt; ${file}
37done</userinput></screen>
38
39    <para os="a">Prepare Gzip for compilation:</para>
40
41<screen os="b"><userinput>./configure --build=${CLFS_HOST} --host=${CLFS_TARGET} \
42    --prefix=/usr --bindir=/bin</userinput></screen>
43
44    <para os="c">Compile the package:</para>
45
46<screen os="d"><userinput>make</userinput></screen>
47
48    <para os="e">Install the package:</para>
49
50<screen os="f"><userinput>make DESTDIR=${CLFS} install</userinput></screen>
51
52    <para os="g">Now we will move some of utilities to
53    <filename class="directory">/usr/bin</filename> to meet FHS compliance:</para>
54
55<screen os="h"><userinput>mv ${CLFS}/bin/z{egrep,cmp,diff,fgrep,force,grep,less,more,new} \
56    ${CLFS}/usr/bin</userinput></screen>
57
58  </sect2>
59
60  <sect2 id="contents-gzip" role="content">
61    <title>Contents of Gzip</title>
62
63    <segmentedlist>
64      <segtitle>Installed programs</segtitle>
65
66      <seglistitem>
67        <seg>gunzip, gzexe, gzip, uncompress, zcat, zcmp, zdiff,
68        zegrep, zfgrep, zforce, zgrep, zless, zmore, and znew</seg>
69      </seglistitem>
70    </segmentedlist>
71
72    <variablelist>
73      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
74      <?dbfo list-presentation="list"?>
75      <?dbhtml list-presentation="table"?>
76
77      <varlistentry id="gunzip">
78        <term><command>gunzip</command></term>
79        <listitem>
80          <para>Decompresses gzipped files</para>
81          <indexterm zone="ch-system-gzip gunzip">
82            <primary sortas="b-gunzip">gunzip</primary>
83          </indexterm>
84        </listitem>
85      </varlistentry>
86
87      <varlistentry id="gzexe">
88        <term><command>gzexe</command></term>
89        <listitem>
90          <para>Creates self-decompressing executable files</para>
91          <indexterm zone="ch-system-gzip gzexe">
92            <primary sortas="b-gzexe">gzexe</primary>
93          </indexterm>
94        </listitem>
95      </varlistentry>
96
97      <varlistentry id="gzip">
98        <term><command>gzip</command></term>
99        <listitem>
100          <para>Compresses the given files using Lempel-Ziv (LZ77) coding</para>
101          <indexterm zone="ch-system-gzip gzip">
102            <primary sortas="b-gzip">gzip</primary>
103          </indexterm>
104        </listitem>
105      </varlistentry>
106
107      <varlistentry id="uncompress">
108        <term><command>uncompress</command></term>
109        <listitem>
110          <para>Decompresses compressed files</para>
111          <indexterm zone="ch-system-gzip uncompress">
112            <primary sortas="b-uncompress">uncompress</primary>
113          </indexterm>
114        </listitem>
115      </varlistentry>
116
117      <varlistentry id="zcat">
118        <term><command>zcat</command></term>
119        <listitem>
120          <para>Decompresses the given gzipped files to standard output</para>
121          <indexterm zone="ch-system-gzip zcat">
122            <primary sortas="b-zcat">zcat</primary>
123          </indexterm>
124        </listitem>
125      </varlistentry>
126
127      <varlistentry id="zcmp">
128        <term><command>zcmp</command></term>
129        <listitem>
130          <para>Runs <command>cmp</command> on gzipped files</para>
131          <indexterm zone="ch-system-gzip zcmp">
132            <primary sortas="b-zcmp">zcmp</primary>
133          </indexterm>
134        </listitem>
135      </varlistentry>
136
137      <varlistentry id="zdiff">
138        <term><command>zdiff</command></term>
139        <listitem>
140          <para>Runs <command>diff</command> on gzipped files</para>
141          <indexterm zone="ch-system-gzip zdiff">
142            <primary sortas="b-zdiff">zdiff</primary>
143          </indexterm>
144        </listitem>
145      </varlistentry>
146
147      <varlistentry id="zegrep">
148        <term><command>zegrep</command></term>
149        <listitem>
150          <para>Runs <command>egrep</command> on gzipped files</para>
151          <indexterm zone="ch-system-gzip zegrep">
152            <primary sortas="b-zegrep">zegrep</primary>
153          </indexterm>
154        </listitem>
155      </varlistentry>
156
157      <varlistentry id="zfgrep">
158        <term><command>zfgrep</command></term>
159        <listitem>
160          <para>Runs <command>fgrep</command> on gzipped files</para>
161          <indexterm zone="ch-system-gzip zfgrep">
162            <primary sortas="b-zfgrep">zfgrep</primary>
163          </indexterm>
164        </listitem>
165      </varlistentry>
166
167      <varlistentry id="zforce">
168        <term><command>zforce</command></term>
169        <listitem>
170          <para>Forces a <filename class="extension">.gz</filename> extension on
171          all given files that are gzipped files, so that <command>gzip</command>
172          will not compress them again; this can be useful when file names were
173          truncated during a file transfer</para>
174          <indexterm zone="ch-system-gzip zforce">
175            <primary sortas="b-zforce">zforce</primary>
176          </indexterm>
177        </listitem>
178      </varlistentry>
179
180      <varlistentry id="zgrep">
181        <term><command>zgrep</command></term>
182        <listitem>
183          <para>Runs <command>grep</command> on gzipped files</para>
184          <indexterm zone="ch-system-gzip zgrep">
185            <primary sortas="b-zgrep">zgrep</primary>
186          </indexterm>
187        </listitem>
188      </varlistentry>
189
190      <varlistentry id="zless">
191        <term><command>zless</command></term>
192        <listitem>
193          <para>Runs <command>less</command> on gzipped files</para>
194          <indexterm zone="ch-system-gzip zless">
195            <primary sortas="b-zless">zless</primary>
196          </indexterm>
197        </listitem>
198      </varlistentry>
199
200      <varlistentry id="zmore">
201        <term><command>zmore</command></term>
202        <listitem>
203          <para>Runs <command>more</command> on gzipped files</para>
204          <indexterm zone="ch-system-gzip zmore">
205            <primary sortas="b-zmore">zmore</primary>
206          </indexterm>
207        </listitem>
208      </varlistentry>
209
210      <varlistentry id="znew">
211        <term><command>znew</command></term>
212        <listitem>
213          <para>Re-compresses files from <command>compress</command> format to
214          <command>gzip</command> format&mdash;<filename
215          class="extension">.Z</filename> to <filename
216          class="extension">.gz</filename></para>
217          <indexterm zone="ch-system-gzip znew">
218            <primary sortas="b-znew">znew</primary>
219          </indexterm>
220        </listitem>
221      </varlistentry>
222
223    </variablelist>
224
225  </sect2>
226
227</sect1>
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