1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!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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3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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4 | %general-entities;
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5 | ]>
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6 | <sect1 id="ch-system-bash" xreflabel="Bash">
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7 | <title>Bash-&bash-version;</title>
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8 | <?dbhtml filename="bash.html"?>
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9 |
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10 | <indexterm zone="ch-system-bash"><primary sortas="a-Bash">Bash</primary></indexterm>
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11 |
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12 | <para>The Bash package contains the Bourne-Again SHell.</para>
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13 |
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14 | <screen>Approximate build time: 1.2 SBU
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15 | Required disk space: 27 MB</screen>
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16 |
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17 | <para>Bash installation depends on: Binutils, Coreutils, Diffutils, Gawk,
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18 | GCC, Glibc, Grep, Make, Ncurses, Sed.</para>
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19 |
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20 |
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21 |
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22 | <sect2>
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23 | <title>Installation of Bash</title>
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24 |
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25 | <para>Bash has a number of bugs in it that cause it to not behave the
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26 | way it is expected at times. Fix this behavior with the following
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27 | patch:</para>
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28 |
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29 | <screen><userinput>patch -Np1 -i ../bash-&bash-version;-2.patch</userinput></screen>
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30 |
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31 | <para>Now prepare Bash for compilation:</para>
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32 |
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33 | <screen><userinput>./configure --prefix=/usr --bindir=/bin</userinput></screen>
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34 |
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35 | <para>Compile the package:</para>
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36 |
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37 | <screen><userinput>make</userinput></screen>
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38 |
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39 | <para>To test the results, issue:
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40 | <userinput>make tests</userinput>.</para>
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41 |
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42 | <para>Install the package:</para>
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43 |
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44 | <screen><userinput>make install</userinput></screen>
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45 |
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46 | <para>Now run the newly compiled <command>bash</command> program (replacing the one you are currently executing):</para>
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47 |
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48 | <screen><userinput>exec /bin/bash --login +h</userinput></screen>
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49 |
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50 | <para>Note that the parameters used make it an interactive login instance
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51 | (so /etc/profile is read, if it exists, and the first found
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52 | ~/.bash_profile, ~/.bash_login or and ~/.profile) and continue to
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53 | disable hashing so that new programs are found as they become
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54 | available.</para>
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55 |
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56 | </sect2>
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57 |
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58 |
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59 | <sect2 id="contents-bash"><title>Contents of Bash</title>
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60 |
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61 | <para><emphasis>Installed programs</emphasis>: bash, sh (link to bash) and
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62 | bashbug</para>
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63 |
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64 | </sect2>
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65 |
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66 |
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67 | <sect2><title>Short descriptions</title>
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68 |
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69 | <indexterm zone="ch-system-bash bash"><primary sortas="b-bash">bash</primary></indexterm>
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70 | <para id="bash"><command>bash</command> is a widely-used command interpreter. It
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71 | performs many kinds of expansions and substitutions on a given command line
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72 | before executing it, thus making this interpreter a powerful tool.</para>
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73 |
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74 | <indexterm zone="ch-system-bash bashbug"><primary sortas="b-bashbug">bashbug</primary></indexterm>
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75 | <para id="bashbug"><command>bashbug</command> is a shell script to help the user
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76 | compose and mail bug reports concerning bash in a standard format.</para>
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77 |
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78 | <indexterm zone="ch-system-bash sh"><primary sortas="b-sh">sh</primary></indexterm>
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79 | <para id="sh"><command>sh</command> is a symlink to the bash program. When invoked
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80 | as sh, bash tries to mimic the startup behavior of historical versions of sh as
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81 | closely as possible, while conforming to the POSIX standard as well.</para>
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82 |
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83 | </sect2>
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84 |
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85 |
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86 |
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87 | </sect1>
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