source: chapter08/bash.xml@ 1f20184

11.1 11.1-rc1 arm multilib trunk xry111/clfs-ng xry111/lfs-next
Last change on this file since 1f20184 was 1f20184, checked in by Bruce Dubbs <bdubbs@…>, 7 months ago

Package updates
Update to gawk-5.1.1.
Update to meson-0.60.0.
Update to libcap-2.60.
Update to gdbm-1.22.
Update to file-5.41.
Update to linux-5.14.15.
Update to iana-etc-20211025.
Update to tzdata-2021e.

Change /bin to /usr/bin in passwd, and revisedchroot.
Fix systemd for new meson.

  • Property mode set to 100644
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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-fin-sbu;</seg>
34 <seg>&bash-fin-du;</seg>
35 </seglistitem>
36 </segmentedlist>
37
38 </sect2>
39
40 <sect2 role="installation">
41 <title>Installation of Bash</title>
42
43 <para>Prepare Bash for compilation:</para>
44
45<screen><userinput remap="configure">./configure --prefix=/usr \
46 --docdir=/usr/share/doc/bash-&bash-version; \
47 --without-bash-malloc \
48 --with-installed-readline</userinput></screen>
49
50 <variablelist>
51 <title>The meaning of the new configure option:</title>
52
53 <varlistentry>
54 <term><parameter>--with-installed-readline</parameter></term>
55 <listitem>
56 <para>This option tells Bash to use the <filename
57 class="libraryfile">readline</filename> library that is already
58 installed on the system rather than using its own readline
59 version.</para>
60 </listitem>
61 </varlistentry>
62
63 </variablelist>
64
65 <para>Compile the package:</para>
66
67<screen><userinput remap="make">make</userinput></screen>
68
69 <para>Skip down to <quote>Install the
70 package</quote> if not running the test suite.</para>
71
72 <para>To prepare the tests, ensure that the <systemitem class="username">tester</systemitem> user can write to the sources tree:</para>
73
74<screen><userinput remap="test">chown -Rv tester .</userinput></screen>
75
76 <para>The testsuite of the package is designed to be run as a non-root
77 user that owns the terminal connected to standard input. To satisfy the
78 requirement, spawn a new pseudo terminal using
79 <application>Expect</application> and run the tests as the <systemitem
80 class="username">tester</systemitem> user:</para>
81
82<screen><userinput remap="test">su -s /usr/bin/expect tester &lt;&lt; EOF
83set timeout -1
84spawn make tests
85expect eof
86lassign [wait] _ _ _ value
87exit $value
88EOF</userinput></screen>
89
90 <para>Install the package:</para>
91
92<screen><userinput remap="install">make install</userinput></screen>
93
94 <para>Run the newly compiled <command>bash</command> program (replacing the one that is
95 currently being executed):</para>
96
97 <screen role="nodump"><userinput>exec /usr/bin/bash --login +h</userinput></screen>
98
99 <note>
100 <para>The parameters used make the <command>bash</command>
101 process an interactive login shell and continues to disable hashing so
102 that new programs are found as they become available.</para>
103 </note>
104
105 </sect2>
106
107 <sect2 id="contents-bash" role="content">
108 <title>Contents of Bash</title>
109
110 <segmentedlist>
111 <segtitle>Installed programs</segtitle>
112 <segtitle>Installed directory</segtitle>
113
114 <seglistitem>
115 <seg>bash, bashbug, and sh (link to bash)</seg>
116 <seg>/usr/include/bash, /usr/lib/bash, and
117 /usr/share/doc/bash-&bash-version;</seg>
118 </seglistitem>
119 </segmentedlist>
120
121 <variablelist>
122 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
123 <?dbfo list-presentation="list"?>
124 <?dbhtml list-presentation="table"?>
125
126 <varlistentry id="bash">
127 <term><command>bash</command></term>
128 <listitem>
129 <para>A widely-used command interpreter; it performs many types of
130 expansions and substitutions on a given command line before executing
131 it, thus making this interpreter a powerful tool</para>
132 <indexterm zone="ch-system-bash bash">
133 <primary sortas="b-bash">bash</primary>
134 </indexterm>
135 </listitem>
136 </varlistentry>
137
138 <varlistentry id="bashbug">
139 <term><command>bashbug</command></term>
140 <listitem>
141 <para>A shell script to help the user compose and mail standard
142 formatted bug reports concerning <command>bash</command></para>
143 <indexterm zone="ch-system-bash bashbug">
144 <primary sortas="b-bashbug">bashbug</primary>
145 </indexterm>
146 </listitem>
147 </varlistentry>
148
149 <varlistentry id="sh">
150 <term><command>sh</command></term>
151 <listitem>
152 <para>A symlink to the <command>bash</command> program; when invoked
153 as <command>sh</command>, <command>bash</command> tries to mimic the
154 startup behavior of historical versions of <command>sh</command> as
155 closely as possible, while conforming to the POSIX standard as
156 well</para>
157 <indexterm zone="ch-system-bash sh">
158 <primary sortas="b-sh">sh</primary>
159 </indexterm>
160 </listitem>
161 </varlistentry>
162
163 </variablelist>
164
165 </sect2>
166
167</sect1>
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