[673b0d8] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[1770019] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
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[673b0d8] | 3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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[3e36a78] | 4 | <!ENTITY % patches-entities SYSTEM "../patches.ent">
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[673b0d8] | 5 | %general-entities;
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[3e36a78] | 6 | %patches-entities;
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[673b0d8] | 7 | ]>
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[81fd230] | 8 | <sect1 id="ch-system-coreutils" role="wrap">
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[673b0d8] | 9 | <title>Coreutils-&coreutils-version;</title>
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| 10 | <?dbhtml filename="coreutils.html"?>
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| 11 |
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| 12 | <indexterm zone="ch-system-coreutils"><primary sortas="a-Coreutils">Coreutils</primary></indexterm>
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[bc82645e] | 13 |
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[a001133] | 14 | <sect2 role="package"><title/>
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[81fd230] | 15 | <para>The Coreutils package contains utilities for showing and setting the
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| 16 | basic system characteristics.</para>
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[5888299] | 17 |
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[a001133] | 18 | <segmentedlist>
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| 19 | <segtitle>&buildtime;</segtitle>
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| 20 | <segtitle>&diskspace;</segtitle>
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[eb6d9eb] | 21 | <seglistitem><seg>0.9 SBU</seg><seg>52.8 MB</seg></seglistitem>
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[a001133] | 22 | </segmentedlist>
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[673b0d8] | 23 |
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[81fd230] | 24 | <segmentedlist>
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[45992ae] | 25 | <segtitle>&dependencies;</segtitle>
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[81fd230] | 26 | <seglistitem><seg>Bash, Binutils, Coreutils, Diffutils, GCC,
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| 27 | Gettext, Glibc, Grep, Make, Perl, and Sed</seg></seglistitem>
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| 28 | </segmentedlist>
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[a001133] | 29 | </sect2>
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[cd8e54e] | 30 |
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[a001133] | 31 | <sect2 role="installation">
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[73aedd1d] | 32 | <title>Installation of Coreutils</title>
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| 33 |
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[81fd230] | 34 | <para>A known issue with the <command>uname</command> program from
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| 35 | this package is that the <parameter>-p</parameter> switch always
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| 36 | returns <computeroutput>unknown</computeroutput>. The following patch
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| 37 | fixes this behavior for Intel architectures:</para>
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[73aedd1d] | 38 |
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[3e36a78] | 39 | <screen><userinput>patch -Np1 -i ../&coreutils-uname-patch;</userinput></screen>
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[73aedd1d] | 40 |
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[37cfbc5] | 41 | <para>Prevent Coreutils from installing binaries that will be installed by
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| 42 | other packages later:</para>
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[73aedd1d] | 43 |
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[3e36a78] | 44 | <screen><userinput>patch -Np1 -i ../&coreutils-suppress-patch;</userinput></screen>
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[73aedd1d] | 45 |
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| 46 | <para>Now prepare Coreutils for compilation:</para>
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| 47 |
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[673b0d8] | 48 | <screen><userinput>DEFAULT_POSIX2_VERSION=199209 ./configure --prefix=/usr</userinput></screen>
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[73aedd1d] | 49 |
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| 50 | <para>Compile the package:</para>
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| 51 |
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| 52 | <screen><userinput>make</userinput></screen>
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| 53 |
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[e5846ef] | 54 | <para>The test suite of Coreutils makes several assumptions about the presence
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| 55 | of system users and groups that are not valid within the minimal environment
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| 56 | that exists at the moment. Therefore, additional items need to be set up before
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| 57 | running the tests. Skip down to <quote>Install the package</quote> if not
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| 58 | running the test suite.</para>
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[81fd230] | 59 |
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[bc2136e] | 60 | <para>Create two dummy groups and a dummy user:</para>
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[73aedd1d] | 61 |
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[b722955] | 62 | <screen><userinput>echo "dummy1:x:1000:" >> /etc/group
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[cd0c92d6] | 63 | echo "dummy2:x:1001:dummy" >> /etc/group
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| 64 | echo "dummy:x:1000:1000:::/bin/bash" >> /etc/passwd</userinput></screen>
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[73aedd1d] | 65 |
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[81fd230] | 66 | <para>Now the test suite is ready to be run. First, run the tests that
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| 67 | are meant to be run as user <emphasis>root</emphasis>:</para>
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[73aedd1d] | 68 |
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[1ba4207] | 69 | <screen><userinput>make NON_ROOT_USERNAME=dummy check-root</userinput></screen>
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[73aedd1d] | 70 |
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[81fd230] | 71 | <para>Then run the remainder of the tests as the
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| 72 | <emphasis>dummy</emphasis> user:</para>
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[73aedd1d] | 73 |
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[ac55dee] | 74 | <screen><userinput>src/su dummy -c "make RUN_EXPENSIVE_TESTS=yes check"</userinput></screen>
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[73aedd1d] | 75 |
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[81fd230] | 76 | <para>When testing is complete, remove the dummy user and
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| 77 | groups:</para>
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[73aedd1d] | 78 |
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[8dffa04] | 79 | <screen><userinput>sed -i '/dummy/d' /etc/passwd /etc/group</userinput></screen>
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[73aedd1d] | 80 |
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| 81 | <para>Install the package:</para>
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| 82 |
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| 83 | <screen><userinput>make install</userinput></screen>
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| 84 |
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[81fd230] | 85 | <para>Move programs to the proper locations:</para>
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[73aedd1d] | 86 |
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[9dfc02f] | 87 | <screen><userinput>mv /usr/bin/{[,basename,cat,chgrp,chmod,chown,cp,dd,df} /bin
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[d72e04a] | 88 | mv /usr/bin/{date,echo,false,head,hostname,install,ln} /bin
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| 89 | mv /usr/bin/{ls,mkdir,mknod,mv,pwd,rm,rmdir,sync} /bin
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[ac55dee] | 90 | mv /usr/bin/{sleep,stty,test,touch,true,uname} /bin
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[73aedd1d] | 91 | mv /usr/bin/chroot /usr/sbin</userinput></screen>
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| 92 |
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[81fd230] | 93 | <para>Finally, create a symlink to be FHS-compliant:</para>
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[73aedd1d] | 94 |
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[9dfc02f] | 95 | <screen><userinput>ln -s ../../bin/install /usr/bin</userinput></screen>
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[73aedd1d] | 96 |
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| 97 | </sect2>
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[bc82645e] | 98 |
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[5888299] | 99 |
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[c6cb3aa] | 100 | <sect2 id="contents-coreutils" role="content"><title>Contents of Coreutils</title>
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[673b0d8] | 101 |
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[81fd230] | 102 | <segmentedlist>
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| 103 | <segtitle>Installed programs</segtitle>
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| 104 | <seglistitem><seg>basename, cat, chgrp, chmod, chown, chroot, cksum,
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| 105 | comm, cp, csplit, cut, date, dd, df, dir, dircolors, dirname, du,
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| 106 | echo, env, expand, expr, factor, false, fmt, fold, groups, head,
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| 107 | hostid, hostname, id, install, join, link, ln, logname, ls, md5sum,
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| 108 | mkdir, mkfifo, mknod, mv, nice, nl, nohup, od, paste, pathchk, pinky,
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| 109 | pr, printenv, printf, ptx, pwd, readlink, rm, rmdir, seq, sha1sum,
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| 110 | shred, sleep, sort, split, stat, stty, sum, sync, tac, tail, tee,
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| 111 | test, touch, tr, true, tsort, tty, uname, unexpand, uniq, unlink,
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| 112 | users, vdir, wc, who, whoami, and yes</seg></seglistitem>
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| 113 | </segmentedlist>
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| 114 |
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| 115 | <variablelist><bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 116 | <?dbfo list-presentation="list"?>
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[8f97096] | 117 | <?dbhtml list-presentation="table"?>
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[81fd230] | 118 |
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| 119 | <varlistentry id="basename">
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| 120 | <term><command>basename</command></term>
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| 121 | <listitem>
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| 122 | <para>Strips any path and a given suffix from a file name</para>
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| 123 | <indexterm zone="ch-system-coreutils basename"><primary sortas="b-basename">basename</primary></indexterm>
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| 124 | </listitem>
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| 125 | </varlistentry>
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| 126 |
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| 127 | <varlistentry id="cat">
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| 128 | <term><command>cat</command></term>
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| 129 | <listitem>
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| 130 | <para>Concatenates files to standard output</para>
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| 131 | <indexterm zone="ch-system-coreutils cat"><primary sortas="b-cat">cat</primary></indexterm>
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| 132 | </listitem>
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| 133 | </varlistentry>
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| 134 |
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| 135 | <varlistentry id="chgrp">
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| 136 | <term><command>chgrp</command></term>
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| 137 | <listitem>
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[b2d59c8] | 138 | <para>Changes the group ownership of files and directories</para>
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[81fd230] | 139 | <indexterm zone="ch-system-coreutils chgrp"><primary sortas="b-chgrp">chgrp</primary></indexterm>
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| 140 | </listitem>
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| 141 | </varlistentry>
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| 142 |
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| 143 | <varlistentry id="chmod">
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| 144 | <term><command>chmod</command></term>
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| 145 | <listitem>
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| 146 | <para>Changes the permissions of each file to the given mode; the mode
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| 147 | can be either a symbolic representation of the changes to make or an
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| 148 | octal number representing the new permissions</para>
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| 149 | <indexterm zone="ch-system-coreutils chmod"><primary sortas="b-chmod">chmod</primary></indexterm>
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| 150 | </listitem>
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| 151 | </varlistentry>
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| 152 |
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| 153 | <varlistentry id="chown">
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| 154 | <term><command>chown</command></term>
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| 155 | <listitem>
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[b2d59c8] | 156 | <para>Changes the user and/or group ownership of files and directories</para>
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[81fd230] | 157 | <indexterm zone="ch-system-coreutils chown"><primary sortas="b-chown">chown</primary></indexterm>
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| 158 | </listitem>
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| 159 | </varlistentry>
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| 160 |
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| 161 | <varlistentry id="chroot">
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| 162 | <term><command>chroot</command></term>
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| 163 | <listitem>
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| 164 | <para>Runs a command with the specified directory as the
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| 165 | <filename class="directory">/</filename> directory</para>
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| 166 | <indexterm zone="ch-system-coreutils chroot"><primary sortas="b-chroot">chroot</primary></indexterm>
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| 167 | </listitem>
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| 168 | </varlistentry>
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| 169 |
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| 170 | <varlistentry id="cksum">
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| 171 | <term><command>cksum</command></term>
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| 172 | <listitem>
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| 173 | <para>Prints the Cyclic Redundancy Check (CRC) checksum and the byte
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| 174 | counts of each specified file</para>
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| 175 | <indexterm zone="ch-system-coreutils cksum"><primary sortas="b-cksum">cksum</primary></indexterm>
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| 176 | </listitem>
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| 177 | </varlistentry>
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| 178 |
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| 179 | <varlistentry id="comm">
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| 180 | <term><command>comm</command></term>
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| 181 | <listitem>
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| 182 | <para>Compares two sorted files, outputting in three columns the lines
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| 183 | that are unique and the lines that are common</para>
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| 184 | <indexterm zone="ch-system-coreutils comm"><primary sortas="b-comm">comm</primary></indexterm>
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| 185 | </listitem>
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| 186 | </varlistentry>
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| 187 |
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| 188 | <varlistentry id="cp">
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| 189 | <term><command>cp</command></term>
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| 190 | <listitem>
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| 191 | <para>Copies files</para>
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| 192 | <indexterm zone="ch-system-coreutils cp"><primary sortas="b-cp">cp</primary></indexterm>
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| 193 | </listitem>
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| 194 | </varlistentry>
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| 195 |
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| 196 | <varlistentry id="csplit">
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| 197 | <term><command>csplit</command></term>
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| 198 | <listitem>
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| 199 | <para>Splits a given file into several new files, separating them
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| 200 | according to given patterns or line numbers and outputting the byte
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| 201 | count of each new file</para>
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| 202 | <indexterm zone="ch-system-coreutils csplit"><primary sortas="b-csplit">csplit</primary></indexterm>
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| 203 | </listitem>
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| 204 | </varlistentry>
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| 205 |
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| 206 | <varlistentry id="cut">
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| 207 | <term><command>cut</command></term>
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| 208 | <listitem>
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| 209 | <para>Prints sections of lines, selecting the parts according to given
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| 210 | fields or positions</para>
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| 211 | <indexterm zone="ch-system-coreutils cut"><primary sortas="b-cut">cut</primary></indexterm>
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| 212 | </listitem>
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| 213 | </varlistentry>
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| 214 |
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| 215 | <varlistentry id="date">
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| 216 | <term><command>date</command></term>
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| 217 | <listitem>
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| 218 | <para>Displays the current time in the given format, or sets the
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| 219 | system date</para>
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| 220 | <indexterm zone="ch-system-coreutils date"><primary sortas="b-date">date</primary></indexterm>
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| 221 | </listitem>
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| 222 | </varlistentry>
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| 223 |
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| 224 | <varlistentry id="dd">
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| 225 | <term><command>dd</command> </term>
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| 226 | <listitem>
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| 227 | <para>Copies a file using the given block size and count, while
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| 228 | optionally performing conversions on it</para>
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| 229 | <indexterm zone="ch-system-coreutils dd"><primary sortas="b-dd">dd</primary></indexterm>
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| 230 | </listitem>
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| 231 | </varlistentry>
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| 232 |
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| 233 | <varlistentry id="df">
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| 234 | <term><command>df</command></term>
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| 235 | <listitem>
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| 236 | <para>Reports the amount of disk space available (and used) on all
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| 237 | mounted file systems, or only on the file systems holding the selected
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| 238 | files</para>
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| 239 | <indexterm zone="ch-system-coreutils df"><primary sortas="b-df">df</primary></indexterm>
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| 240 | </listitem>
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| 241 | </varlistentry>
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| 242 |
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| 243 | <varlistentry id="dir">
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| 244 | <term><command>dir</command></term>
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| 245 | <listitem>
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| 246 | <para>Lists the contents of each given directory (the same as
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| 247 | the <command>ls</command> command)</para>
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| 248 | <indexterm zone="ch-system-coreutils dir"><primary sortas="b-dir">dir</primary></indexterm>
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| 249 | </listitem>
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| 250 | </varlistentry>
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| 251 |
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| 252 | <varlistentry id="dircolors">
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| 253 | <term><command>dircolors</command></term>
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| 254 | <listitem>
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| 255 | <para>Outputs commands to set the <envar>LS_COLOR</envar>
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| 256 | environment variable to change the color scheme used by
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| 257 | <command>ls</command></para>
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| 258 | <indexterm zone="ch-system-coreutils dircolors"><primary sortas="b-dircolors">dircolors</primary></indexterm>
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| 259 | </listitem>
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| 260 | </varlistentry>
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| 261 |
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| 262 | <varlistentry id="dirname">
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| 263 | <term><command>dirname</command></term>
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| 264 | <listitem>
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| 265 | <para>Strips the non-directory suffix from a file name</para>
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| 266 | <indexterm zone="ch-system-coreutils dirname"><primary sortas="b-dirname">dirname</primary></indexterm>
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| 267 | </listitem>
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| 268 | </varlistentry>
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| 269 |
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| 270 | <varlistentry id="du">
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| 271 | <term><command>du</command></term>
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| 272 | <listitem>
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| 273 | <para>Reports the amount of disk space used by the current directory,
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| 274 | by each of the given directories (including all subdirectories) or by
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| 275 | each of the given files</para>
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| 276 | <indexterm zone="ch-system-coreutils du"><primary sortas="b-du">du</primary></indexterm>
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| 277 | </listitem>
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| 278 | </varlistentry>
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| 279 |
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| 280 | <varlistentry id="echo">
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| 281 | <term><command>echo</command></term>
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| 282 | <listitem>
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| 283 | <para>Displays the given strings</para>
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| 284 | <indexterm zone="ch-system-coreutils echo"><primary sortas="b-echo">echo</primary></indexterm>
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| 285 | </listitem>
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| 286 | </varlistentry>
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| 287 |
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| 288 | <varlistentry id="env">
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| 289 | <term><command>env</command></term>
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| 290 | <listitem>
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| 291 | <para>Runs a command in a modified environment</para>
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| 292 | <indexterm zone="ch-system-coreutils env"><primary sortas="b-env">env</primary></indexterm>
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| 293 | </listitem>
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| 294 | </varlistentry>
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| 295 |
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| 296 | <varlistentry id="expand">
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| 297 | <term><command>expand</command></term>
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| 298 | <listitem>
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| 299 | <para>Converts tabs to spaces</para>
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| 300 | <indexterm zone="ch-system-coreutils expand"><primary sortas="b-expand">expand</primary></indexterm>
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| 301 | </listitem>
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| 302 | </varlistentry>
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| 303 |
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| 304 | <varlistentry id="expr">
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| 305 | <term><command>expr</command></term>
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| 306 | <listitem>
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| 307 | <para>Evaluates expressions</para>
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| 308 | <indexterm zone="ch-system-coreutils expr"><primary sortas="b-expr">expr</primary></indexterm>
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| 309 | </listitem>
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| 310 | </varlistentry>
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| 311 |
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| 312 | <varlistentry id="factor">
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| 313 | <term><command>factor</command></term>
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| 314 | <listitem>
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| 315 | <para>Prints the prime factors of all specified integer numbers</para>
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| 316 | <indexterm zone="ch-system-coreutils factor"><primary sortas="b-factor">factor</primary></indexterm>
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| 317 | </listitem>
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| 318 | </varlistentry>
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| 319 |
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| 320 | <varlistentry id="false">
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| 321 | <term><command>false</command></term>
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| 322 | <listitem>
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| 323 | <para>Does nothing, unsuccessfully; it always exits with a status code
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| 324 | indicating failure</para>
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| 325 | <indexterm zone="ch-system-coreutils false"><primary sortas="b-false">false</primary></indexterm>
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| 326 | </listitem>
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| 327 | </varlistentry>
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| 328 |
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| 329 | <varlistentry id="fmt">
|
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| 330 | <term><command>fmt</command></term>
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| 331 | <listitem>
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| 332 | <para>Reformats the paragraphs in the given files</para>
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| 333 | <indexterm zone="ch-system-coreutils fmt"><primary sortas="b-fmt">fmt</primary></indexterm>
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| 334 | </listitem>
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| 335 | </varlistentry>
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| 336 |
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| 337 | <varlistentry id="fold">
|
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| 338 | <term><command>fold</command></term>
|
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| 339 | <listitem>
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| 340 | <para>Wraps the lines in the given files</para>
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| 341 | <indexterm zone="ch-system-coreutils fold"><primary sortas="b-fold">fold</primary></indexterm>
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| 342 | </listitem>
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| 343 | </varlistentry>
|
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| 344 |
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| 345 | <varlistentry id="groups-coreutils">
|
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| 346 | <term><command>groups</command></term>
|
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| 347 | <listitem>
|
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| 348 | <para>Reports a user's group memberships</para>
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| 349 | <indexterm zone="ch-system-coreutils groups-coreutils"><primary sortas="b-groups-coreutils">groups</primary></indexterm>
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| 350 | </listitem>
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| 351 | </varlistentry>
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| 352 |
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| 353 | <varlistentry id="head">
|
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| 354 | <term><command>head</command></term>
|
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| 355 | <listitem>
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| 356 | <para>Prints the first ten lines (or the given number of lines) of each given file</para>
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| 357 | <indexterm zone="ch-system-coreutils head"><primary sortas="b-head">head</primary></indexterm>
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| 358 | </listitem>
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| 359 | </varlistentry>
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| 360 |
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| 361 | <varlistentry id="hostid">
|
---|
| 362 | <term><command>hostid</command></term>
|
---|
| 363 | <listitem>
|
---|
| 364 | <para>Reports the numeric identifier (in hexadecimal) of the host</para>
|
---|
| 365 | <indexterm zone="ch-system-coreutils hostid"><primary sortas="b-hostid">hostid</primary></indexterm>
|
---|
| 366 | </listitem>
|
---|
| 367 | </varlistentry>
|
---|
| 368 |
|
---|
| 369 | <varlistentry id="hostname">
|
---|
| 370 | <term><command>hostname</command></term>
|
---|
| 371 | <listitem>
|
---|
| 372 | <para>Reports or sets the name of the host</para>
|
---|
| 373 | <indexterm zone="ch-system-coreutils hostname"><primary sortas="b-hostname">hostname</primary></indexterm>
|
---|
| 374 | </listitem>
|
---|
| 375 | </varlistentry>
|
---|
| 376 |
|
---|
| 377 | <varlistentry id="id">
|
---|
| 378 | <term><command>id</command></term>
|
---|
| 379 | <listitem>
|
---|
| 380 | <para>Reports the effective user ID, group ID, and
|
---|
| 381 | group memberships of the current user or specified user</para>
|
---|
| 382 | <indexterm zone="ch-system-coreutils id"><primary sortas="b-id">id</primary></indexterm>
|
---|
| 383 | </listitem>
|
---|
| 384 | </varlistentry>
|
---|
| 385 |
|
---|
| 386 | <varlistentry id="install">
|
---|
| 387 | <term><command>install</command> </term>
|
---|
| 388 | <listitem>
|
---|
| 389 | <para>Copies files while setting their
|
---|
| 390 | permission modes and, if possible, their owner and group</para>
|
---|
| 391 | <indexterm zone="ch-system-coreutils install"><primary sortas="b-install">install</primary></indexterm>
|
---|
| 392 | </listitem>
|
---|
| 393 | </varlistentry>
|
---|
| 394 |
|
---|
| 395 | <varlistentry id="join">
|
---|
| 396 | <term><command>join</command></term>
|
---|
| 397 | <listitem>
|
---|
| 398 | <para>Joins the lines that have identical join fields from two
|
---|
| 399 | separate files</para>
|
---|
| 400 | <indexterm zone="ch-system-coreutils join"><primary sortas="b-join">join</primary></indexterm>
|
---|
| 401 | </listitem>
|
---|
| 402 | </varlistentry>
|
---|
| 403 |
|
---|
| 404 | <varlistentry id="link">
|
---|
| 405 | <term><command>link</command></term>
|
---|
| 406 | <listitem>
|
---|
| 407 | <para>Creates a hard link with the given name to a file</para>
|
---|
| 408 | <indexterm zone="ch-system-coreutils link"><primary sortas="b-link">link</primary></indexterm>
|
---|
| 409 | </listitem>
|
---|
| 410 | </varlistentry>
|
---|
| 411 |
|
---|
| 412 | <varlistentry id="ln">
|
---|
| 413 | <term><command>ln</command></term>
|
---|
| 414 | <listitem>
|
---|
| 415 | <para>Makes hard links or soft (symbolic) links between files</para>
|
---|
| 416 | <indexterm zone="ch-system-coreutils ln"><primary sortas="b-ln">ln</primary></indexterm>
|
---|
| 417 | </listitem>
|
---|
| 418 | </varlistentry>
|
---|
| 419 |
|
---|
| 420 | <varlistentry id="logname">
|
---|
| 421 | <term><command>logname</command></term>
|
---|
| 422 | <listitem>
|
---|
| 423 | <para>Reports the current user's login name</para>
|
---|
| 424 | <indexterm zone="ch-system-coreutils logname"><primary sortas="b-logname">logname</primary></indexterm>
|
---|
| 425 | </listitem>
|
---|
| 426 | </varlistentry>
|
---|
| 427 |
|
---|
| 428 | <varlistentry id="ls">
|
---|
| 429 | <term><command>ls</command></term>
|
---|
| 430 | <listitem>
|
---|
| 431 | <para>Lists the contents of each given directory</para>
|
---|
| 432 | <indexterm zone="ch-system-coreutils ls"><primary sortas="b-ls">ls</primary></indexterm>
|
---|
| 433 | </listitem>
|
---|
| 434 | </varlistentry>
|
---|
| 435 |
|
---|
| 436 | <varlistentry id="md5sum">
|
---|
| 437 | <term><command>md5sum</command></term>
|
---|
| 438 | <listitem>
|
---|
| 439 | <para>Reports or checks Message Digest 5 (MD5) checksums</para>
|
---|
| 440 | <indexterm zone="ch-system-coreutils md5sum"><primary sortas="b-md5sum">md5sum</primary></indexterm>
|
---|
| 441 | </listitem>
|
---|
| 442 | </varlistentry>
|
---|
| 443 |
|
---|
| 444 | <varlistentry id="mkdir">
|
---|
| 445 | <term><command>mkdir</command></term>
|
---|
| 446 | <listitem>
|
---|
| 447 | <para>Creates directories with the given names</para>
|
---|
| 448 | <indexterm zone="ch-system-coreutils mkdir"><primary sortas="b-mkdir">mkdir</primary></indexterm>
|
---|
| 449 | </listitem>
|
---|
| 450 | </varlistentry>
|
---|
| 451 |
|
---|
| 452 | <varlistentry id="mkfifo">
|
---|
| 453 | <term><command>mkfifo</command></term>
|
---|
| 454 | <listitem>
|
---|
| 455 | <para>Creates First-In, First-Outs (FIFOs), a <quote>named
|
---|
| 456 | pipe</quote> in UNIX parlance, with the given names</para>
|
---|
| 457 | <indexterm zone="ch-system-coreutils mkfifo"><primary sortas="b-mkfifo">mkfifo</primary></indexterm>
|
---|
| 458 | </listitem>
|
---|
| 459 | </varlistentry>
|
---|
| 460 |
|
---|
| 461 | <varlistentry id="mknod">
|
---|
| 462 | <term><command>mknod</command></term>
|
---|
| 463 | <listitem>
|
---|
| 464 | <para>Creates device nodes with the given names; a device node is a
|
---|
| 465 | character special file, a block special file, or a FIFO</para>
|
---|
| 466 | <indexterm zone="ch-system-coreutils mknod"><primary sortas="b-mknod">mknod</primary></indexterm>
|
---|
| 467 | </listitem>
|
---|
| 468 | </varlistentry>
|
---|
| 469 |
|
---|
| 470 | <varlistentry id="mv">
|
---|
| 471 | <term><command>mv</command></term>
|
---|
| 472 | <listitem>
|
---|
| 473 | <para>Moves or renames files or directories</para>
|
---|
| 474 | <indexterm zone="ch-system-coreutils mv"><primary sortas="b-mv">mv</primary></indexterm>
|
---|
| 475 | </listitem>
|
---|
| 476 | </varlistentry>
|
---|
| 477 |
|
---|
| 478 | <varlistentry id="nice">
|
---|
| 479 | <term><command>nice</command></term>
|
---|
| 480 | <listitem>
|
---|
| 481 | <para>Runs a program with modified scheduling priority</para>
|
---|
| 482 | <indexterm zone="ch-system-coreutils nice"><primary sortas="b-nice">nice</primary></indexterm>
|
---|
| 483 | </listitem>
|
---|
| 484 | </varlistentry>
|
---|
| 485 |
|
---|
| 486 | <varlistentry id="nl">
|
---|
| 487 | <term><command>nl</command></term>
|
---|
| 488 | <listitem>
|
---|
| 489 | <para>Numbers the lines from the given files</para>
|
---|
| 490 | <indexterm zone="ch-system-coreutils nl"><primary sortas="b-nl">nl</primary></indexterm>
|
---|
| 491 | </listitem>
|
---|
| 492 | </varlistentry>
|
---|
| 493 |
|
---|
| 494 | <varlistentry id="nohup">
|
---|
| 495 | <term><command>nohup</command></term>
|
---|
| 496 | <listitem>
|
---|
| 497 | <para>Runs a command immune to hangups, with its output redirected to
|
---|
| 498 | a log file</para>
|
---|
| 499 | <indexterm zone="ch-system-coreutils nohup"><primary sortas="b-nohup">nohup</primary></indexterm>
|
---|
| 500 | </listitem>
|
---|
| 501 | </varlistentry>
|
---|
| 502 |
|
---|
| 503 | <varlistentry id="od">
|
---|
| 504 | <term><command>od</command></term>
|
---|
| 505 | <listitem>
|
---|
| 506 | <para>Dumps files in octal and other formats</para>
|
---|
| 507 | <indexterm zone="ch-system-coreutils od"><primary sortas="b-od">od</primary></indexterm>
|
---|
| 508 | </listitem>
|
---|
| 509 | </varlistentry>
|
---|
| 510 |
|
---|
| 511 | <varlistentry id="paste">
|
---|
| 512 | <term><command>paste</command></term>
|
---|
| 513 | <listitem>
|
---|
| 514 | <para>Merges the given files, joining sequentially corresponding lines
|
---|
| 515 | side by side, separated by tab characters</para>
|
---|
| 516 | <indexterm zone="ch-system-coreutils paste"><primary sortas="b-paste">paste</primary></indexterm>
|
---|
| 517 | </listitem>
|
---|
| 518 | </varlistentry>
|
---|
| 519 |
|
---|
| 520 | <varlistentry id="pathchk">
|
---|
| 521 | <term><command>pathchk</command></term>
|
---|
| 522 | <listitem>
|
---|
| 523 | <para>Checks if file names are valid or portable</para>
|
---|
| 524 | <indexterm zone="ch-system-coreutils pathchk"><primary sortas="b-pathchk">pathchk</primary></indexterm>
|
---|
| 525 | </listitem>
|
---|
| 526 | </varlistentry>
|
---|
| 527 |
|
---|
| 528 | <varlistentry id="pinky">
|
---|
| 529 | <term><command>pinky</command></term>
|
---|
| 530 | <listitem>
|
---|
| 531 | <para>Is a lightweight finger client; it reports some information about the given users</para>
|
---|
| 532 | <indexterm zone="ch-system-coreutils pinky"><primary sortas="b-pinky">pinky</primary></indexterm>
|
---|
| 533 | </listitem>
|
---|
| 534 | </varlistentry>
|
---|
| 535 |
|
---|
| 536 | <varlistentry id="pr">
|
---|
| 537 | <term><command>pr</command></term>
|
---|
| 538 | <listitem>
|
---|
| 539 | <para>Paginates and columnates files for printing</para>
|
---|
| 540 | <indexterm zone="ch-system-coreutils pr"><primary sortas="b-pr">pr</primary></indexterm>
|
---|
| 541 | </listitem>
|
---|
| 542 | </varlistentry>
|
---|
| 543 |
|
---|
| 544 | <varlistentry id="printenv">
|
---|
| 545 | <term><command>printenv</command></term>
|
---|
| 546 | <listitem>
|
---|
| 547 | <para>Prints the environment</para>
|
---|
| 548 | <indexterm zone="ch-system-coreutils printenv"><primary sortas="b-printenv">printenv</primary></indexterm>
|
---|
| 549 | </listitem>
|
---|
| 550 | </varlistentry>
|
---|
| 551 |
|
---|
| 552 | <varlistentry id="printf">
|
---|
| 553 | <term><command>printf</command></term>
|
---|
| 554 | <listitem>
|
---|
| 555 | <para>Prints the given arguments according to the given format, much
|
---|
| 556 | like the C printf function</para>
|
---|
| 557 | <indexterm zone="ch-system-coreutils printf"><primary sortas="b-printf">printf</primary></indexterm>
|
---|
| 558 | </listitem>
|
---|
| 559 | </varlistentry>
|
---|
| 560 |
|
---|
| 561 | <varlistentry id="ptx">
|
---|
| 562 | <term><command>ptx</command></term>
|
---|
| 563 | <listitem>
|
---|
| 564 | <para>Produces a permuted index from the contents of the given files,
|
---|
| 565 | with each keyword in its context</para>
|
---|
| 566 | <indexterm zone="ch-system-coreutils ptx"><primary sortas="b-ptx">ptx</primary></indexterm>
|
---|
| 567 | </listitem>
|
---|
| 568 | </varlistentry>
|
---|
| 569 |
|
---|
| 570 | <varlistentry id="pwd">
|
---|
| 571 | <term><command>pwd</command></term>
|
---|
| 572 | <listitem>
|
---|
| 573 | <para>Reports the name of the current working directory</para>
|
---|
| 574 | <indexterm zone="ch-system-coreutils pwd"><primary sortas="b-pwd">pwd</primary></indexterm>
|
---|
| 575 | </listitem>
|
---|
| 576 | </varlistentry>
|
---|
| 577 |
|
---|
| 578 | <varlistentry id="readlink">
|
---|
| 579 | <term><command>readlink</command></term>
|
---|
| 580 | <listitem>
|
---|
| 581 | <para>Reports the value of the given symbolic link</para>
|
---|
| 582 | <indexterm zone="ch-system-coreutils readlink"><primary sortas="b-readlink">readlink</primary></indexterm>
|
---|
| 583 | </listitem>
|
---|
| 584 | </varlistentry>
|
---|
| 585 |
|
---|
| 586 | <varlistentry id="rm">
|
---|
| 587 | <term><command>rm</command></term>
|
---|
| 588 | <listitem>
|
---|
| 589 | <para>Removes files or directories</para>
|
---|
| 590 | <indexterm zone="ch-system-coreutils rm"><primary sortas="b-rm">rm</primary></indexterm>
|
---|
| 591 | </listitem>
|
---|
| 592 | </varlistentry>
|
---|
| 593 |
|
---|
| 594 | <varlistentry id="rmdir">
|
---|
| 595 | <term><command>rmdir</command></term>
|
---|
| 596 | <listitem>
|
---|
| 597 | <para>Removes directories if they are empty</para>
|
---|
| 598 | <indexterm zone="ch-system-coreutils rmdir"><primary sortas="b-rmdir">rmdir</primary></indexterm>
|
---|
| 599 | </listitem>
|
---|
| 600 | </varlistentry>
|
---|
| 601 |
|
---|
| 602 | <varlistentry id="seq">
|
---|
| 603 | <term><command>seq</command></term>
|
---|
| 604 | <listitem>
|
---|
| 605 | <para>Prints a sequence of numbers within a given range and with a
|
---|
| 606 | given increment</para>
|
---|
| 607 | <indexterm zone="ch-system-coreutils seq"><primary sortas="b-seq">seq</primary></indexterm>
|
---|
| 608 | </listitem>
|
---|
| 609 | </varlistentry>
|
---|
| 610 |
|
---|
| 611 | <varlistentry id="sha1sum">
|
---|
| 612 | <term><command>sha1sum</command></term>
|
---|
| 613 | <listitem>
|
---|
| 614 | <para>Prints or checks 160-bit Secure Hash Algorithm 1 (SHA1) checksums</para>
|
---|
| 615 | <indexterm zone="ch-system-coreutils sha1sum"><primary sortas="b-sha1sum">sha1sum</primary></indexterm>
|
---|
| 616 | </listitem>
|
---|
| 617 | </varlistentry>
|
---|
| 618 |
|
---|
| 619 | <varlistentry id="shred">
|
---|
| 620 | <term><command>shred</command></term>
|
---|
| 621 | <listitem>
|
---|
| 622 | <para>Overwrites the given files repeatedly with complex patterns,
|
---|
| 623 | making it difficult to recover the data</para>
|
---|
| 624 | <indexterm zone="ch-system-coreutils shred"><primary sortas="b-shred">shred</primary></indexterm>
|
---|
| 625 | </listitem>
|
---|
| 626 | </varlistentry>
|
---|
| 627 |
|
---|
| 628 | <varlistentry id="sleep">
|
---|
| 629 | <term><command>sleep</command></term>
|
---|
| 630 | <listitem>
|
---|
| 631 | <para>Pauses for the given amount of time</para>
|
---|
| 632 | <indexterm zone="ch-system-coreutils sleep"><primary sortas="b-sleep">sleep</primary></indexterm>
|
---|
| 633 | </listitem>
|
---|
| 634 | </varlistentry>
|
---|
| 635 |
|
---|
| 636 | <varlistentry id="sort">
|
---|
| 637 | <term><command>sort</command></term>
|
---|
| 638 | <listitem>
|
---|
| 639 | <para>Sorts the lines from the given files</para>
|
---|
| 640 | <indexterm zone="ch-system-coreutils sort"><primary sortas="b-sort">sort</primary></indexterm>
|
---|
| 641 | </listitem>
|
---|
| 642 | </varlistentry>
|
---|
| 643 |
|
---|
| 644 | <varlistentry id="split">
|
---|
| 645 | <term><command>split</command></term>
|
---|
| 646 | <listitem>
|
---|
| 647 | <para>Splits the given file into pieces, by size or by number of lines</para>
|
---|
| 648 | <indexterm zone="ch-system-coreutils split"><primary sortas="b-split">split</primary></indexterm>
|
---|
| 649 | </listitem>
|
---|
| 650 | </varlistentry>
|
---|
| 651 |
|
---|
| 652 | <varlistentry id="stat">
|
---|
| 653 | <term><command>stat</command></term>
|
---|
| 654 | <listitem>
|
---|
| 655 | <para>Displays file or filesystem status</para>
|
---|
| 656 | <indexterm zone="ch-system-coreutils stat"><primary sortas="b-stat">stat</primary></indexterm>
|
---|
| 657 | </listitem>
|
---|
| 658 | </varlistentry>
|
---|
| 659 |
|
---|
| 660 | <varlistentry id="stty">
|
---|
| 661 | <term><command>stty</command></term>
|
---|
| 662 | <listitem>
|
---|
| 663 | <para>Sets or reports terminal line settings</para>
|
---|
| 664 | <indexterm zone="ch-system-coreutils stty"><primary sortas="b-stty">stty</primary></indexterm>
|
---|
| 665 | </listitem>
|
---|
| 666 | </varlistentry>
|
---|
| 667 |
|
---|
| 668 | <varlistentry id="sum">
|
---|
| 669 | <term><command>sum</command></term>
|
---|
| 670 | <listitem>
|
---|
| 671 | <para>Prints checksum and block counts for each given file</para>
|
---|
| 672 | <indexterm zone="ch-system-coreutils sum"><primary sortas="b-sum">sum</primary></indexterm>
|
---|
| 673 | </listitem>
|
---|
| 674 | </varlistentry>
|
---|
| 675 |
|
---|
| 676 | <varlistentry id="sync">
|
---|
| 677 | <term><command>sync</command></term>
|
---|
| 678 | <listitem>
|
---|
| 679 | <para>Flushes file system buffers; it forces changed blocks to disk
|
---|
| 680 | and updates the super block</para>
|
---|
| 681 | <indexterm zone="ch-system-coreutils sync"><primary sortas="b-sync">sync</primary></indexterm>
|
---|
| 682 | </listitem>
|
---|
| 683 | </varlistentry>
|
---|
| 684 |
|
---|
| 685 | <varlistentry id="tac">
|
---|
| 686 | <term><command>tac</command></term>
|
---|
| 687 | <listitem>
|
---|
| 688 | <para>Concatenates the given files in reverse</para>
|
---|
| 689 | <indexterm zone="ch-system-coreutils tac"><primary sortas="b-tac">tac</primary></indexterm>
|
---|
| 690 | </listitem>
|
---|
| 691 | </varlistentry>
|
---|
| 692 |
|
---|
| 693 | <varlistentry id="tail">
|
---|
| 694 | <term><command>tail</command></term>
|
---|
| 695 | <listitem>
|
---|
| 696 | <para>Prints the last ten lines (or the given number of lines) of each
|
---|
| 697 | given file</para>
|
---|
| 698 | <indexterm zone="ch-system-coreutils tail"><primary sortas="b-tail">tail</primary></indexterm>
|
---|
| 699 | </listitem>
|
---|
| 700 | </varlistentry>
|
---|
| 701 |
|
---|
| 702 | <varlistentry id="tee">
|
---|
| 703 | <term><command>tee</command></term>
|
---|
| 704 | <listitem>
|
---|
| 705 | <para>Reads from standard input while writing both to standard output
|
---|
| 706 | and to the given files</para>
|
---|
| 707 | <indexterm zone="ch-system-coreutils tee"><primary sortas="b-tee">tee</primary></indexterm>
|
---|
| 708 | </listitem>
|
---|
| 709 | </varlistentry>
|
---|
| 710 |
|
---|
| 711 | <varlistentry id="test">
|
---|
| 712 | <term><command>test</command></term>
|
---|
| 713 | <listitem>
|
---|
| 714 | <para>Compares values and checks file types</para>
|
---|
| 715 | <indexterm zone="ch-system-coreutils test"><primary sortas="b-test">test</primary></indexterm>
|
---|
| 716 | </listitem>
|
---|
| 717 | </varlistentry>
|
---|
| 718 |
|
---|
| 719 | <varlistentry id="touch">
|
---|
| 720 | <term><command>touch</command></term>
|
---|
| 721 | <listitem>
|
---|
| 722 | <para>Changes file timestamps, setting the access and modification
|
---|
| 723 | times of the given files to the current time; files that do not exist
|
---|
| 724 | are created with zero length</para>
|
---|
| 725 | <indexterm zone="ch-system-coreutils touch"><primary sortas="b-touch">touch</primary></indexterm>
|
---|
| 726 | </listitem>
|
---|
| 727 | </varlistentry>
|
---|
| 728 |
|
---|
| 729 | <varlistentry id="tr">
|
---|
| 730 | <term><command>tr</command></term>
|
---|
| 731 | <listitem>
|
---|
| 732 | <para>Translates, squeezes, and deletes the given characters from
|
---|
| 733 | standard input</para>
|
---|
| 734 | <indexterm zone="ch-system-coreutils tr"><primary sortas="b-tr">tr</primary></indexterm>
|
---|
| 735 | </listitem>
|
---|
| 736 | </varlistentry>
|
---|
| 737 |
|
---|
| 738 | <varlistentry id="true">
|
---|
| 739 | <term><command>true</command></term>
|
---|
| 740 | <listitem>
|
---|
| 741 | <para>Does nothing, successfully; it always exits with a status code
|
---|
| 742 | indicating success</para>
|
---|
| 743 | <indexterm zone="ch-system-coreutils true"><primary sortas="b-true">true</primary></indexterm>
|
---|
| 744 | </listitem>
|
---|
| 745 | </varlistentry>
|
---|
| 746 |
|
---|
| 747 | <varlistentry id="tsort">
|
---|
| 748 | <term><command>tsort</command></term>
|
---|
| 749 | <listitem>
|
---|
| 750 | <para>Performs a topological sort; it writes a completely ordered list
|
---|
| 751 | according to the partial ordering in a given file</para>
|
---|
| 752 | <indexterm zone="ch-system-coreutils tsort"><primary sortas="b-tsort">tsort</primary></indexterm>
|
---|
| 753 | </listitem>
|
---|
| 754 | </varlistentry>
|
---|
| 755 |
|
---|
| 756 | <varlistentry id="tty">
|
---|
| 757 | <term><command>tty</command></term>
|
---|
| 758 | <listitem>
|
---|
| 759 | <para>Reports the file name of the terminal connected to standard
|
---|
| 760 | input</para>
|
---|
| 761 | <indexterm zone="ch-system-coreutils tty"><primary sortas="b-tty">tty</primary></indexterm>
|
---|
| 762 | </listitem>
|
---|
| 763 | </varlistentry>
|
---|
| 764 |
|
---|
| 765 | <varlistentry id="uname">
|
---|
| 766 | <term><command>uname</command></term>
|
---|
| 767 | <listitem>
|
---|
| 768 | <para>Reports system information</para>
|
---|
| 769 | <indexterm zone="ch-system-coreutils uname"><primary sortas="b-uname">uname</primary></indexterm>
|
---|
| 770 | </listitem>
|
---|
| 771 | </varlistentry>
|
---|
| 772 |
|
---|
| 773 | <varlistentry id="unexpand">
|
---|
| 774 | <term><command>unexpand</command></term>
|
---|
| 775 | <listitem>
|
---|
| 776 | <para>Converts spaces to tabs</para>
|
---|
| 777 | <indexterm zone="ch-system-coreutils unexpand"><primary sortas="b-unexpand">unexpand</primary></indexterm>
|
---|
| 778 | </listitem>
|
---|
| 779 | </varlistentry>
|
---|
| 780 |
|
---|
| 781 | <varlistentry id="uniq">
|
---|
| 782 | <term><command>uniq</command></term>
|
---|
| 783 | <listitem>
|
---|
| 784 | <para>Discards all but one of successive identical lines</para>
|
---|
[005dc3f] | 785 | <indexterm zone="ch-system-coreutils uniq"><primary sortas="b-uniq">uniq</primary></indexterm>
|
---|
[81fd230] | 786 | </listitem>
|
---|
| 787 | </varlistentry>
|
---|
| 788 |
|
---|
| 789 | <varlistentry id="unlink">
|
---|
| 790 | <term><command>unlink</command></term>
|
---|
| 791 | <listitem>
|
---|
| 792 | <para>Removes the given file</para>
|
---|
| 793 | <indexterm zone="ch-system-coreutils unlink"><primary sortas="b-unlink">unlink</primary></indexterm>
|
---|
| 794 | </listitem>
|
---|
| 795 | </varlistentry>
|
---|
| 796 |
|
---|
| 797 | <varlistentry id="users">
|
---|
| 798 | <term><command>users</command></term>
|
---|
| 799 | <listitem>
|
---|
| 800 | <para>Reports the names of the users currently logged on</para>
|
---|
| 801 | <indexterm zone="ch-system-coreutils users"><primary sortas="b-users">users</primary></indexterm>
|
---|
| 802 | </listitem>
|
---|
| 803 | </varlistentry>
|
---|
| 804 |
|
---|
| 805 | <varlistentry id="vdir">
|
---|
| 806 | <term><command>vdir</command></term>
|
---|
| 807 | <listitem>
|
---|
| 808 | <para>Is the same as <command>ls -l</command></para>
|
---|
| 809 | <indexterm zone="ch-system-coreutils vdir"><primary sortas="b-vdir">vdir</primary></indexterm>
|
---|
| 810 | </listitem>
|
---|
| 811 | </varlistentry>
|
---|
| 812 |
|
---|
| 813 | <varlistentry id="wc">
|
---|
| 814 | <term><command>wc</command></term>
|
---|
| 815 | <listitem>
|
---|
| 816 | <para>Reports the number of lines, words, and bytes for each given
|
---|
| 817 | file, as well as a total line when more than one file is given</para>
|
---|
| 818 | <indexterm zone="ch-system-coreutils wc"><primary sortas="b-wc">wc</primary></indexterm>
|
---|
| 819 | </listitem>
|
---|
| 820 | </varlistentry>
|
---|
| 821 |
|
---|
| 822 | <varlistentry id="who">
|
---|
| 823 | <term><command>who</command></term>
|
---|
| 824 | <listitem>
|
---|
| 825 | <para>Reports who is logged on</para>
|
---|
| 826 | <indexterm zone="ch-system-coreutils who"><primary sortas="b-who">who</primary></indexterm>
|
---|
| 827 | </listitem>
|
---|
| 828 | </varlistentry>
|
---|
| 829 |
|
---|
| 830 | <varlistentry id="whoami">
|
---|
| 831 | <term><command>whoami</command></term>
|
---|
| 832 | <listitem>
|
---|
| 833 | <para>Reports the user name associated with the current effective user ID</para>
|
---|
| 834 | <indexterm zone="ch-system-coreutils whoami"><primary sortas="b-whoami">whoami</primary></indexterm>
|
---|
| 835 | </listitem>
|
---|
| 836 | </varlistentry>
|
---|
| 837 |
|
---|
| 838 | <varlistentry id="yes">
|
---|
| 839 | <term><command>yes</command></term>
|
---|
| 840 | <listitem>
|
---|
| 841 | <para>Repeatedly outputs <quote>y</quote> or a given string until
|
---|
| 842 | killed</para>
|
---|
| 843 | <indexterm zone="ch-system-coreutils yes"><primary sortas="b-yes">yes</primary></indexterm>
|
---|
| 844 | </listitem>
|
---|
| 845 | </varlistentry>
|
---|
| 846 | </variablelist>
|
---|
[673b0d8] | 847 |
|
---|
| 848 | </sect2>
|
---|
| 849 |
|
---|
| 850 | </sect1>
|
---|
[81fd230] | 851 |
|
---|