source: chapter06/bash.xml@ d0da965

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Last change on this file since d0da965 was d0da965, checked in by Krejzi <krejzi@…>, 7 years ago

Fixed backslash alignments.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@10893 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

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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-bash" role="wrap">
9 <?dbhtml filename="bash.html"?>
10
11 <sect1info condition="script">
12 <productname>bash</productname>
13 <productnumber>&bash-version;</productnumber>
14 <address>&bash-url;</address>
15 </sect1info>
16
17 <title>Bash-&bash-version;</title>
18
19 <indexterm zone="ch-system-bash">
20 <primary sortas="a-Bash">Bash</primary>
21 </indexterm>
22
23 <sect2 role="package">
24 <title/>
25
26 <para>The Bash package contains the Bourne-Again SHell.</para>
27
28 <segmentedlist>
29 <segtitle>&buildtime;</segtitle>
30 <segtitle>&diskspace;</segtitle>
31
32 <seglistitem>
33 <seg>&bash-ch6-sbu;</seg>
34 <seg>&bash-ch6-du;</seg>
35 </seglistitem>
36 </segmentedlist>
37
38 </sect2>
39
40 <sect2 role="installation">
41 <title>Installation of Bash</title>
42
43 <para>First, apply the following patch to fix various bugs that have been
44 addressed upstream:</para>
45
46<screen><userinput remap="pre">patch -Np1 -i ../&bash-fixes-patch;</userinput></screen>
47
48 <para>Prepare Bash for compilation:</para>
49
50<screen><userinput remap="configure">./configure --prefix=/usr \
51 --bindir=/bin \
52 --docdir=/usr/share/doc/bash-&bash-version; \
53 --without-bash-malloc \
54 --with-installed-readline</userinput></screen>
55
56 <variablelist>
57 <title>The meaning of the new configure option:</title>
58
59 <varlistentry>
60 <term><parameter>--with-installed-readline</parameter></term>
61 <listitem>
62 <para>This option tells Bash to use the <filename
63 class="libraryfile">readline</filename> library that is already
64 installed on the system rather than using its own readline
65 version.</para>
66 </listitem>
67 </varlistentry>
68
69 </variablelist>
70
71 <para>Compile the package:</para>
72
73<screen><userinput remap="make">make</userinput></screen>
74
75 <para>Skip down to <quote>Install the
76 package</quote> if not running the test suite.</para>
77
78 <para>To prepare the tests, ensure that the <systemitem class="username">nobody</systemitem> user can write to the sources tree:</para>
79
80<screen><userinput remap="test">chown -Rv nobody .</userinput></screen>
81
82 <para>Now, run the tests as the <systemitem
83 class="username">nobody</systemitem> user:</para>
84
85<screen><userinput remap="test">su nobody -s /bin/bash -c "PATH=$PATH make tests"</userinput></screen>
86
87 <para>Install the package:</para>
88
89<screen><userinput remap="install">make install</userinput></screen>
90
91 <para>Run the newly compiled <command>bash</command> program (replacing the one that is
92 currently being executed):</para>
93
94<screen role="nodump"><userinput>exec /bin/bash --login +h</userinput></screen>
95
96 <note>
97 <para>The parameters used make the <command>bash</command>
98 process an interactive login shell and continue to disable hashing so
99 that new programs are found as they become available.</para>
100 </note>
101
102 </sect2>
103
104 <sect2 id="contents-bash" role="content">
105 <title>Contents of Bash</title>
106
107 <segmentedlist>
108 <segtitle>Installed programs</segtitle>
109 <segtitle>Installed directory</segtitle>
110
111 <seglistitem>
112 <seg>bash, bashbug, and sh (link to bash)</seg>
113 <seg>/usr/share/doc/bash-&bash-version;</seg>
114 </seglistitem>
115 </segmentedlist>
116
117 <variablelist>
118 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
119 <?dbfo list-presentation="list"?>
120 <?dbhtml list-presentation="table"?>
121
122 <varlistentry id="bash">
123 <term><command>bash</command></term>
124 <listitem>
125 <para>A widely-used command interpreter; it performs many types of
126 expansions and substitutions on a given command line before executing
127 it, thus making this interpreter a powerful tool</para>
128 <indexterm zone="ch-system-bash bash">
129 <primary sortas="b-bash">bash</primary>
130 </indexterm>
131 </listitem>
132 </varlistentry>
133
134 <varlistentry id="bashbug">
135 <term><command>bashbug</command></term>
136 <listitem>
137 <para>A shell script to help the user compose and mail standard
138 formatted bug reports concerning <command>bash</command></para>
139 <indexterm zone="ch-system-bash bashbug">
140 <primary sortas="b-bashbug">bashbug</primary>
141 </indexterm>
142 </listitem>
143 </varlistentry>
144
145 <varlistentry id="sh">
146 <term><command>sh</command></term>
147 <listitem>
148 <para>A symlink to the <command>bash</command> program; when invoked
149 as <command>sh</command>, <command>bash</command> tries to mimic the
150 startup behavior of historical versions of <command>sh</command> as
151 closely as possible, while conforming to the POSIX standard as
152 well</para>
153 <indexterm zone="ch-system-bash sh">
154 <primary sortas="b-sh">sh</primary>
155 </indexterm>
156 </listitem>
157 </varlistentry>
158
159 </variablelist>
160
161 </sect2>
162
163</sect1>
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