1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" |
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3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [ |
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4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
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5 | %general-entities; |
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6 | ]> |
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7 | |
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8 | <sect1 id="ch-system-bash" role="wrap"> |
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9 | <?dbhtml filename="bash.html"?> |
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10 | |
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11 | <title>Bash-&bash-version;</title> |
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12 | |
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13 | <indexterm zone="ch-system-bash"> |
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14 | <primary sortas="a-Bash">Bash</primary> |
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15 | </indexterm> |
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16 | |
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17 | <sect2 role="package"> |
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18 | <title/> |
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19 | |
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20 | <para>The Bash package contains the Bourne-Again SHell.</para> |
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21 | |
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22 | </sect2> |
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23 | |
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24 | &env-target; |
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25 | |
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26 | <sect2 role="installation"> |
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27 | <title>Installation of Bash</title> |
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28 | |
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29 | <para os="p1">The following patch contains updates from the maintainer. The |
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30 | maintainer of Bash only releases these patches to fix serious issues:</para> |
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31 | |
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32 | <screen os="p2"><userinput>patch -Np1 -i ../&bash-branch_update-patch;</userinput></screen> |
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33 | |
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34 | <para os="c">When bBsh is cross-compiled, it cannot test for the presence |
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35 | of named pipes, among other things. If you used <command>su</command> to |
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36 | become an unprivileged user, this combination will cause Bash to build |
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37 | without <emphasis>process substitution</emphasis>, which will break one |
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38 | of the C++ test scripts in <literal>eglibc</literal>. The following prevents |
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39 | future problems by skipping the check for named pipes, as well as other |
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40 | tests that can not run while cross-compiling or that do not run properly:</para> |
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41 | |
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42 | <screen os="d"><userinput>cat > config.cache << "EOF" |
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43 | ac_cv_func_mmap_fixed_mapped=yes |
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44 | ac_cv_func_strcoll_works=yes |
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45 | ac_cv_func_working_mktime=yes |
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46 | bash_cv_func_sigsetjmp=present |
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47 | bash_cv_getcwd_malloc=yes |
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48 | bash_cv_job_control_missing=present |
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49 | bash_cv_printf_a_format=yes |
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50 | bash_cv_sys_named_pipes=present |
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51 | bash_cv_ulimit_maxfds=yes |
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52 | bash_cv_under_sys_siglist=yes |
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53 | bash_cv_unusable_rtsigs=no |
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54 | gt_cv_int_divbyzero_sigfpe=yes |
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55 | EOF</userinput></screen> |
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56 | |
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57 | <para os="e">Prepare Bash for compilation:</para> |
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58 | |
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59 | <screen os="f"><userinput>./configure --build=${CLFS_HOST} --host=${CLFS_TARGET} \ |
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60 | --prefix=/usr --bindir=/bin --cache-file=config.cache \ |
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61 | --without-bash-malloc --with-installed-readline</userinput></screen> |
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62 | |
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63 | <variablelist os="g"> |
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64 | <title>The meaning of the configure option:</title> |
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65 | |
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66 | <varlistentry> |
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67 | <term><parameter>--with-installed-readline</parameter></term> |
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68 | <listitem> |
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69 | <para>This option tells Bash to use the |
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70 | <filename class="libraryfile">readline</filename> library that is |
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71 | already installed on the system rather than using its own readline |
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72 | version.</para> |
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73 | </listitem> |
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74 | </varlistentry> |
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75 | </variablelist> |
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76 | |
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77 | <para os="h">Compile the package:</para> |
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78 | |
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79 | <screen os="i"><userinput>make</userinput></screen> |
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80 | |
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81 | <para os="j">Install the package:</para> |
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82 | |
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83 | <screen os="k"><userinput>make DESTDIR=${CLFS} htmldir=/usr/share/doc/bash-&bash-version; install</userinput></screen> |
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84 | |
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85 | <para os="l">Create /bin/sh:</para> |
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86 | |
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87 | <screen os="m"><userinput>ln -sfv bash ${CLFS}/bin/sh</userinput></screen> |
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88 | |
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89 | </sect2> |
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90 | |
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91 | <sect2 id="contents-bash" role="content"> |
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92 | <title>Contents of Bash</title> |
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93 | |
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94 | <segmentedlist> |
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95 | <segtitle>Installed programs</segtitle> |
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96 | |
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97 | <seglistitem> |
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98 | <seg>bash, bashbug, and sh (link to bash)</seg> |
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99 | </seglistitem> |
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100 | </segmentedlist> |
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101 | |
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102 | <variablelist> |
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103 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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104 | <?dbfo list-presentation="list"?> |
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105 | <?dbhtml list-presentation="table"?> |
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106 | |
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107 | <varlistentry id="bash"> |
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108 | <term><command>bash</command></term> |
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109 | <listitem> |
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110 | <para>A widely-used command interpreter; it performs many types of |
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111 | expansions and substitutions on a given command line before executing |
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112 | it, thus making this interpreter a powerful tool</para> |
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113 | <indexterm zone="ch-system-bash bash"> |
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114 | <primary sortas="b-bash">bash</primary> |
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115 | </indexterm> |
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116 | </listitem> |
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117 | </varlistentry> |
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118 | |
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119 | <varlistentry id="bashbug"> |
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120 | <term><command>bashbug</command></term> |
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121 | <listitem> |
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122 | <para>A shell script to help the user compose and mail standard |
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123 | formatted bug reports concerning <command>bash</command></para> |
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124 | <indexterm zone="ch-system-bash bashbug"> |
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125 | <primary sortas="b-bashbug">bashbug</primary> |
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126 | </indexterm> |
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127 | </listitem> |
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128 | </varlistentry> |
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129 | |
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130 | <varlistentry id="sh"> |
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131 | <term><command>sh</command></term> |
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132 | <listitem> |
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133 | <para>A symlink to the <command>bash</command> program; when invoked |
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134 | as <command>sh</command>, <command>bash</command> tries to mimic the |
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135 | startup behavior of historical versions of <command>sh</command> as |
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136 | closely as possible, while conforming to the POSIX standard as |
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137 | well</para> |
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138 | <indexterm zone="ch-system-bash sh"> |
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139 | <primary sortas="b-sh">sh</primary> |
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140 | </indexterm> |
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141 | </listitem> |
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142 | </varlistentry> |
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143 | |
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144 | </variablelist> |
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145 | |
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146 | </sect2> |
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147 | |
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148 | </sect1> |
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