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git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/testing/BOOK@4040 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
126 lines
4.1 KiB
XML
126 lines
4.1 KiB
XML
<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../general.ent">
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%general-entities;
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]>
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<sect1 id="ch-system-bash" xreflabel="Bash" role="wrap">
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<title>Bash-&bash-version;</title>
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<?dbhtml filename="bash.html"?>
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<indexterm zone="ch-system-bash"><primary sortas="a-Bash">Bash</primary></indexterm>
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<sect2 role="package"><title/>
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<para>The Bash package contains the Bourne-Again SHell.</para>
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<segmentedlist>
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<segtitle>&buildtime;</segtitle>
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<segtitle>&diskspace;</segtitle>
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<seglistitem><seg>1.2 SBU</seg><seg>27 MB</seg></seglistitem>
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</segmentedlist>
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<segmentedlist>
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<segtitle>Bash installation depends on</segtitle>
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<seglistitem><seg>Binutils, Coreutils, Diffutils, Gawk,
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GCC, Glibc, Grep, Make, Ncurses, Sed.</seg></seglistitem>
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</segmentedlist>
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</sect2>
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<sect2 role="installation">
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<title>Installation of Bash</title>
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<para>The following patch fixes a problem where Bash sometimes will
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only show 33 characters on a line and then wraps to the next
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line.</para>
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<screen><userinput>patch -Np1 -i ../bash-&bash-version;-display_wrap-1.patch</userinput></screen>
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<para>Prepare Bash for compilation:</para>
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<screen><userinput>./configure --prefix=/usr --bindir=/bin \
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--without-bash-malloc --with-installed-readline</userinput></screen>
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<para>The meaning of the configure option:</para>
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<variablelist>
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<varlistentry>
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<term><parameter>--with-installed-readline</parameter></term>
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<listitem><para>This options tells Bash to use the
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<filename>readline</filename> library that is already installed on the
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system rather than using its own readline version.</para></listitem>
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</varlistentry>
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</variablelist>
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<para>Compile the package:</para>
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<screen><userinput>make</userinput></screen>
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<para>To test the results, issue:
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<userinput>make tests</userinput>.</para>
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<para>Install the package:</para>
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<screen><userinput>make install</userinput></screen>
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<para>Run the newly compiled <command>bash</command> program (replacing the one that is
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currently being executed):</para>
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<screen><userinput>exec /bin/bash --login +h</userinput></screen>
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<note><para>The parameters used make the <command>bash</command>
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process an interactive login shell (which means the
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<filename>/etc/profile</filename> file is read if it exists, and
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whichever of the following three files are found first:
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<filename>~/.bash_profile</filename>,
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<filename>~/.bash_login</filename> or <filename>~/.profile</filename>)
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and continue to disable hashing so that new programs are found as they
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become available.</para></note>
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</sect2>
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<sect2 id="contents-bash" role="content"><title>Contents of Bash</title>
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<segmentedlist>
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<segtitle>Installed programs</segtitle>
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<seglistitem><seg>bash, sh (link to bash) and bashbug</seg></seglistitem>
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</segmentedlist>
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<variablelist><bridgehead renderas="sect3">Short descriptions</bridgehead>
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<?dbfo list-presentation="list"?>
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<varlistentry id="bash">
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<term><command>bash</command></term>
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<listitem>
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<para>a widely-used command interpreter. It performs many types of
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expansions and substitutions on a given command line before executing
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it, thus making this interpreter a powerful tool.</para>
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<indexterm zone="ch-system-bash bash"><primary sortas="b-bash">bash</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="bashbug">
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<term><command>bashbug</command></term>
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<listitem>
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<para>a shell script to help the user compose and mail bug reports
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concerning <command>bash</command> in a standard format.</para>
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<indexterm zone="ch-system-bash bashbug"><primary sortas="b-bashbug">bashbug</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="sh">
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<term><command>sh</command></term>
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<listitem>
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<para>a symlink to the bash program. When invoked
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as <command>sh</command>, <command>bash</command> tries to mimic the
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startup behavior of historical versions of <command>sh</command> as
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closely as possible, while conforming to the POSIX standard as well.</para>
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<indexterm zone="ch-system-bash sh"><primary sortas="b-sh">sh</primary></indexterm>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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</sect1>
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