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-rw-r--r--chapter06/coreutils.xml348
1 files changed, 174 insertions, 174 deletions
diff --git a/chapter06/coreutils.xml b/chapter06/coreutils.xml
index 80e6be012..983db0db8 100644
--- a/chapter06/coreutils.xml
+++ b/chapter06/coreutils.xml
@@ -111,24 +111,24 @@ whoami and yes</seg></seglistitem>
<variablelist><title>Short descriptions</title>
-<varlistentry>
-<term id="basename"><command>basename</command></term>
+<varlistentry id="basename">
+<term><command>basename</command></term>
<listitem>
<indexterm zone="ch-system-coreutils basename"><primary sortas="b-basename">basename</primary></indexterm>
<para>strips any path and a given suffix from the given file name.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="cat"><command>cat</command></term>
+<varlistentry id="cat">
+<term><command>cat</command></term>
<listitem>
<indexterm zone="ch-system-coreutils cat"><primary sortas="b-cat">cat</primary></indexterm>
<para>concatenates files to standard output.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="chgrp"><command>chgrp</command></term>
+<varlistentry id="chgrp">
+<term><command>chgrp</command></term>
<listitem>
<indexterm zone="ch-system-coreutils chgrp"><primary sortas="b-chgrp">chgrp</primary></indexterm>
<para>changes the group ownership of each given file to the given group. The
@@ -136,8 +136,8 @@ group can be either given a a name or a numeric ID.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="chmod"><command>chmod</command></term>
+<varlistentry id="chmod">
+<term><command>chmod</command></term>
<listitem>
<indexterm zone="ch-system-coreutils chmod"><primary sortas="b-chmod">chmod</primary></indexterm>
<para>changes the permissions of each given file
@@ -146,8 +146,8 @@ changes to make, or an octal number representing the new permissions.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="chown"><command>chown</command></term>
+<varlistentry id="chown">
+<term><command>chown</command></term>
<listitem>
<indexterm zone="ch-system-coreutils chown"><primary sortas="b-chown">chown</primary></indexterm>
<para>changes the user and/or group ownership of
@@ -155,8 +155,8 @@ each given file to the given user:group pair.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="chroot"><command>chroot</command></term>
+<varlistentry id="chroot">
+<term><command>chroot</command></term>
<listitem>
<indexterm zone="ch-system-coreutils chroot"><primary sortas="b-chroot">chroot</primary></indexterm>
<para>runs a given command with the specified directory as the
@@ -165,8 +165,8 @@ On most systems only <emphasis>root</emphasis> can do this.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="cksum"><command>cksum</command></term>
+<varlistentry id="cksum">
+<term><command>cksum</command></term>
<listitem>
<indexterm zone="ch-system-coreutils cksum"><primary sortas="b-cksum">cksum</primary></indexterm>
<para>prints the CRC (Cyclic Redundancy Check) checksum and the byte
@@ -174,8 +174,8 @@ counts of each specified file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="comm"><command>comm</command></term>
+<varlistentry id="comm">
+<term><command>comm</command></term>
<listitem>
<indexterm zone="ch-system-coreutils comm"><primary sortas="b-comm">comm</primary></indexterm>
<para>compares two sorted files, outputting in
@@ -183,16 +183,16 @@ three columns the lines that are unique, and the lines that are common.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="cp"><command>cp</command></term>
+<varlistentry id="cp">
+<term><command>cp</command></term>
<listitem>
<indexterm zone="ch-system-coreutils cp"><primary sortas="b-cp">cp</primary></indexterm>
<para>copies files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="csplit"><command>csplit</command></term>
+<varlistentry id="csplit">
+<term><command>csplit</command></term>
<listitem>
<indexterm zone="ch-system-coreutils csplit"><primary sortas="b-csplit">csplit</primary></indexterm>
<para>splits a given file into several new files,
@@ -201,8 +201,8 @@ the byte count of each new file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="cut"><command>cut</command></term>
+<varlistentry id="cut">
+<term><command>cut</command></term>
<listitem>
<indexterm zone="ch-system-coreutils cut"><primary sortas="b-cut">cut</primary></indexterm>
<para>prints parts of lines, selecting the parts
@@ -210,16 +210,16 @@ according to given fields or positions.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="date"><command>date</command></term>
+<varlistentry id="date">
+<term><command>date</command></term>
<listitem>
<indexterm zone="ch-system-coreutils date"><primary sortas="b-date">date</primary></indexterm>
<para>displays the current time in the given format, or sets the system date.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="dd"><command>dd</command> </term>
+<varlistentry id="dd">
+<term><command>dd</command> </term>
<listitem>
<indexterm zone="ch-system-coreutils dd"><primary sortas="b-dd">dd</primary></indexterm>
<para>copies a file using the given block size and
@@ -227,8 +227,8 @@ count, while optionally performing conversions on it.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="df"><command>df</command></term>
+<varlistentry id="df">
+<term><command>df</command></term>
<listitem>
<indexterm zone="ch-system-coreutils df"><primary sortas="b-df">df</primary></indexterm>
<para>reports the amount of disk space available
@@ -237,16 +237,16 @@ given files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="dir"><command>dir</command></term>
+<varlistentry id="dir">
+<term><command>dir</command></term>
<listitem>
<indexterm zone="ch-system-coreutils dir"><primary sortas="b-dir">dir</primary></indexterm>
<para>is the same as ls.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="dircolors"><command>dircolors</command></term>
+<varlistentry id="dircolors">
+<term><command>dircolors</command></term>
<listitem>
<indexterm zone="ch-system-coreutils dircolors"><primary sortas="b-dircolors">dircolors</primary></indexterm>
<para>outputs commands to set the LS_COLOR
@@ -254,16 +254,16 @@ environment variable, to change the color scheme used by ls.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="dirname"><command>dirname</command></term>
+<varlistentry id="dirname">
+<term><command>dirname</command></term>
<listitem>
<indexterm zone="ch-system-coreutils dirname"><primary sortas="b-dirname">dirname</primary></indexterm>
<para>strips the non-directory suffix from a given file name.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="du"><command>du</command></term>
+<varlistentry id="du">
+<term><command>du</command></term>
<listitem>
<indexterm zone="ch-system-coreutils du"><primary sortas="b-du">du</primary></indexterm>
<para>reports the amount of disk space used by the
@@ -272,48 +272,48 @@ subdirectories, or by each of the given files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="echo"><command>echo</command></term>
+<varlistentry id="echo">
+<term><command>echo</command></term>
<listitem>
<indexterm zone="ch-system-coreutils echo"><primary sortas="b-echo">echo</primary></indexterm>
<para>displays the given strings.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="env"><command>env</command></term>
+<varlistentry id="env">
+<term><command>env</command></term>
<listitem>
<indexterm zone="ch-system-coreutils env"><primary sortas="b-env">env</primary></indexterm>
<para>runs a command in a modified environment.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="expand"><command>expand</command></term>
+<varlistentry id="expand">
+<term><command>expand</command></term>
<listitem>
<indexterm zone="ch-system-coreutils expand"><primary sortas="b-expand">expand</primary></indexterm>
<para>converts tabs to spaces.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="expr"><command>expr</command></term>
+<varlistentry id="expr">
+<term><command>expr</command></term>
<listitem>
<indexterm zone="ch-system-coreutils expr"><primary sortas="b-expr">expr</primary></indexterm>
<para>evaluates expressions.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="factor"><command>factor</command></term>
+<varlistentry id="factor">
+<term><command>factor</command></term>
<listitem>
<indexterm zone="ch-system-coreutils factor"><primary sortas="b-factor">factor</primary></indexterm>
<para>prints the prime factors of all specified integer numbers.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="false"><command>false</command></term>
+<varlistentry id="false">
+<term><command>false</command></term>
<listitem>
<indexterm zone="ch-system-coreutils false"><primary sortas="b-false">false</primary></indexterm>
<para>does nothing, unsuccessfully. It always
@@ -321,56 +321,56 @@ exits with a status code indicating failure.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="mt"><command>fmt</command></term>
+<varlistentry id="mt">
+<term><command>fmt</command></term>
<listitem>
<indexterm zone="ch-system-coreutils mt"><primary sortas="b-mt">mt</primary></indexterm>
<para>reformats the paragraphs in the given files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="fold"><command>fold</command></term>
+<varlistentry id="fold">
+<term><command>fold</command></term>
<listitem>
<indexterm zone="ch-system-coreutils fold"><primary sortas="b-fold">fold</primary></indexterm>
<para>wraps the lines in the given files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="groups-coreutils"><command>groups</command></term>
+<varlistentry id="groups-coreutils">
+<term><command>groups</command></term>
<listitem>
<indexterm zone="ch-system-coreutils groups-coreutils"><primary sortas="b-groups-coreutils">groups</primary></indexterm>
<para>reports a user's group memberships.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="head"><command>head</command></term>
+<varlistentry id="head">
+<term><command>head</command></term>
<listitem>
<indexterm zone="ch-system-coreutils head"><primary sortas="b-head">head</primary></indexterm>
<para>prints the first ten lines (or the given number of lines) of each given file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="hostid"><command>hostid</command></term>
+<varlistentry id="hostid">
+<term><command>hostid</command></term>
<listitem>
<indexterm zone="ch-system-coreutils hostid"><primary sortas="b-hostid">hostid</primary></indexterm>
<para>reports the numeric identifier (in hexadecimal) of the host.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="hostname-coreutils"><command>hostname</command></term>
+<varlistentry id="hostname-coreutils">
+<term><command>hostname</command></term>
<listitem>
<indexterm zone="ch-system-coreutils hostname-coreutils"><primary sortas="b-hostname-coreutils">hostname</primary></indexterm>
<para>reports or sets the name of the host.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="id"><command>id</command></term>
+<varlistentry id="id">
+<term><command>id</command></term>
<listitem>
<indexterm zone="ch-system-coreutils id"><primary sortas="b-id">id</primary></indexterm>
<para>reports the effective user ID, group ID, and
@@ -378,8 +378,8 @@ group memberships of the current user, or of a given user.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="install"><command>install</command> </term>
+<varlistentry id="install">
+<term><command>install</command> </term>
<listitem>
<indexterm zone="ch-system-coreutils install"><primary sortas="b-install">install</primary></indexterm>
<para>copies files while setting their
@@ -387,40 +387,40 @@ permission modes and, if possible, their owner and group.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="join"><command>join</command></term>
+<varlistentry id="join">
+<term><command>join</command></term>
<listitem>
<indexterm zone="ch-system-coreutils join"><primary sortas="b-join">join</primary></indexterm>
<para>joins from two files the lines that have identical join fields.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="link"><command>link</command></term>
+<varlistentry id="link">
+<term><command>link</command></term>
<listitem>
<indexterm zone="ch-system-coreutils link"><primary sortas="b-link">link</primary></indexterm>
<para>creates a hard link with the given name to the given file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="ln"><command>ln</command></term>
+<varlistentry id="ln">
+<term><command>ln</command></term>
<listitem>
<indexterm zone="ch-system-coreutils ln"><primary sortas="b-ln">ln</primary></indexterm>
<para>makes hard links or soft links between files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="logname"><command>logname</command></term>
+<varlistentry id="logname">
+<term><command>logname</command></term>
<listitem>
<indexterm zone="ch-system-coreutils logname"><primary sortas="b-logname">logname</primary></indexterm>
<para>reports the current user's login name.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="ls"><command>ls</command></term>
+<varlistentry id="ls">
+<term><command>ls</command></term>
<listitem>
<indexterm zone="ch-system-coreutils ls"><primary sortas="b-ls">ls</primary></indexterm>
<para>lists the contents of each given directory.
@@ -428,24 +428,24 @@ By default it orders the files and subdirectories alphabetically.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="md5sum"><command>md5sum</command></term>
+<varlistentry id="md5sum">
+<term><command>md5sum</command></term>
<listitem>
<indexterm zone="ch-system-coreutils md5sum"><primary sortas="b-md5sum">md5sum</primary></indexterm>
<para>reports or checks MD5 (Message Digest 5) checksums.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="mkdir"><command>mkdir</command></term>
+<varlistentry id="mkdir">
+<term><command>mkdir</command></term>
<listitem>
<indexterm zone="ch-system-coreutils mkdir"><primary sortas="b-mkdir">mkdir</primary></indexterm>
<para>creates directories with the given names.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="mkfifo"><command>mkfifo</command></term>
+<varlistentry id="mkfifo">
+<term><command>mkfifo</command></term>
<listitem>
<indexterm zone="ch-system-coreutils mkfifo"><primary sortas="b-mkfifo">mkfifo</primary></indexterm>
<para>creates FIFOs (First-In, First-Out, a "named pipe" in UNIX parlance) with
@@ -453,8 +453,8 @@ the given names.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="mknod"><command>mknod</command></term>
+<varlistentry id="mknod">
+<term><command>mknod</command></term>
<listitem>
<indexterm zone="ch-system-coreutils mknod"><primary sortas="b-mknod">mknod</primary></indexterm>
<para>creates device nodes with the given names.
@@ -462,32 +462,32 @@ A device node is a character special file, or a block special file, or a FIFO.</
</listitem>
</varlistentry>
-<varlistentry>
-<term id="mv"><command>mv</command></term>
+<varlistentry id="mv">
+<term><command>mv</command></term>
<listitem>
<indexterm zone="ch-system-coreutils mv"><primary sortas="b-mv">mv</primary></indexterm>
<para>moves or renames files or directories.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="nice"><command>nice</command></term>
+<varlistentry id="nice">
+<term><command>nice</command></term>
<listitem>
<indexterm zone="ch-system-coreutils nice"><primary sortas="b-nice">nice</primary></indexterm>
<para>runs a program with modified scheduling priority.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="nl"><command>nl</command></term>
+<varlistentry id="nl">
+<term><command>nl</command></term>
<listitem>
<indexterm zone="ch-system-coreutils nl"><primary sortas="b-nl">nl</primary></indexterm>
<para>numbers the lines from the given files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="nohup"><command>nohup</command></term>
+<varlistentry id="nohup">
+<term><command>nohup</command></term>
<listitem>
<indexterm zone="ch-system-coreutils nohup"><primary sortas="b-nohup">nohup</primary></indexterm>
<para>runs a command immune to hangups, with
@@ -495,16 +495,16 @@ output redirected to a log file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="od"><command>od</command></term>
+<varlistentry id="od">
+<term><command>od</command></term>
<listitem>
<indexterm zone="ch-system-coreutils od"><primary sortas="b-od">od</primary></indexterm>
<para>dumps files in octal and other formats.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="paste"><command>paste</command></term>
+<varlistentry id="paste">
+<term><command>paste</command></term>
<listitem>
<indexterm zone="ch-system-coreutils paste"><primary sortas="b-paste">paste</primary></indexterm>
<para>merges the given files, joining
@@ -512,40 +512,40 @@ sequentially corresponding lines side by side, separated by tab characters..</pa
</listitem>
</varlistentry>
-<varlistentry>
-<term id="pathchk"><command>pathchk</command></term>
+<varlistentry id="pathchk">
+<term><command>pathchk</command></term>
<listitem>
<indexterm zone="ch-system-coreutils pathchk"><primary sortas="b-pathchk">pathchk</primary></indexterm>
<para>checks whether file names are valid or portable.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="pinky"><command>pinky</command></term>
+<varlistentry id="pinky">
+<term><command>pinky</command></term>
<listitem>
<indexterm zone="ch-system-coreutils pinky"><primary sortas="b-pinky">pinky</primary></indexterm>
<para>is a lightweight finger. It reports some information about the given users.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="pr"><command>pr</command></term>
+<varlistentry id="pr">
+<term><command>pr</command></term>
<listitem>
<indexterm zone="ch-system-coreutils pr"><primary sortas="b-pr">pr</primary></indexterm>
<para>paginates and columnates files for printing.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="printenv"><command>printenv</command></term>
+<varlistentry id="printenv">
+<term><command>printenv</command></term>
<listitem>
<indexterm zone="ch-system-coreutils printenv"><primary sortas="b-printenv">printenv</primary></indexterm>
<para>prints the environment.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="printf"><command>printf</command></term>
+<varlistentry id="printf">
+<term><command>printf</command></term>
<listitem>
<indexterm zone="ch-system-coreutils printf"><primary sortas="b-printf">printf</primary></indexterm>
<para>prints the given arguments according to the
@@ -553,8 +553,8 @@ given format -- much like the C printf function.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="ptx"><command>ptx</command></term>
+<varlistentry id="ptx">
+<term><command>ptx</command></term>
<listitem>
<indexterm zone="ch-system-coreutils ptx"><primary sortas="b-ptx">ptx</primary></indexterm>
<para>produces from the contents of the given files
@@ -562,40 +562,40 @@ a permuted index, with each keyword in its context.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="pwd"><command>pwd</command></term>
+<varlistentry id="pwd">
+<term><command>pwd</command></term>
<listitem>
<indexterm zone="ch-system-coreutils pwd"><primary sortas="b-pwd">pwd</primary></indexterm>
<para>reports the name of the current directory.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="readlink"><command>readlink</command></term>
+<varlistentry id="readlink">
+<term><command>readlink</command></term>
<listitem>
<indexterm zone="ch-system-coreutils readlink"><primary sortas="b-readlink">readlink</primary></indexterm>
<para>reports the value of the given symbolic link.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="rm"><command>rm</command></term>
+<varlistentry id="rm">
+<term><command>rm</command></term>
<listitem>
<indexterm zone="ch-system-coreutils rm"><primary sortas="b-rm">rm</primary></indexterm>
<para>removes files or directories.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="rmdir"><command>rmdir</command></term>
+<varlistentry id="rmdir">
+<term><command>rmdir</command></term>
<listitem>
<indexterm zone="ch-system-coreutils rmdir"><primary sortas="b-rmdir">rmdir</primary></indexterm>
<para>removes directories, if they are empty.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="seq"><command>seq</command></term>
+<varlistentry id="seq">
+<term><command>seq</command></term>
<listitem>
<indexterm zone="ch-system-coreutils seq"><primary sortas="b-seq">seq</primary></indexterm>
<para>prints a sequence of numbers, within a given
@@ -603,16 +603,16 @@ range and with a given increment.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="sha1sum"><command>sha1sum</command></term>
+<varlistentry id="sha1sum">
+<term><command>sha1sum</command></term>
<listitem>
<indexterm zone="ch-system-coreutils sha1sum"><primary sortas="b-sha1sum">sha1sum</primary></indexterm>
<para>prints or checks 160-bit SHA1 checksums.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="shred"><command>shred</command></term>
+<varlistentry id="shred">
+<term><command>shred</command></term>
<listitem>
<indexterm zone="ch-system-coreutils shred"><primary sortas="b-shred">shred</primary></indexterm>
<para>overwrites the given files repeatedly with
@@ -620,56 +620,56 @@ strange patterns, to make it real hard to recover the data.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="sleep"><command>sleep</command></term>
+<varlistentry id="sleep">
+<term><command>sleep</command></term>
<listitem>
<indexterm zone="ch-system-coreutils sleep"><primary sortas="b-sleep">sleep</primary></indexterm>
<para>pauses for the given amount of time.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="sort"><command>sort</command></term>
+<varlistentry id="sort">
+<term><command>sort</command></term>
<listitem>
<indexterm zone="ch-system-coreutils sort"><primary sortas="b-sort">sort</primary></indexterm>
<para>sorts the lines from the given files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="split"><command>split</command></term>
+<varlistentry id="split">
+<term><command>split</command></term>
<listitem>
<indexterm zone="ch-system-coreutils split"><primary sortas="b-split">split</primary></indexterm>
<para>splits the given file into pieces, by size or by numbspliter of lines.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="stty"><command>stty</command></term>
+<varlistentry id="stty">
+<term><command>stty</command></term>
<listitem>
<indexterm zone="ch-system-coreutils stty"><primary sortas="b-stty">stty</primary></indexterm>
<para>sets or reports terminal line settings.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="su"><command>su</command></term>
+<varlistentry id="su">
+<term><command>su</command></term>
<listitem>
<indexterm zone="ch-system-coreutils su"><primary sortas="b-su">su</primary></indexterm>
<para>runs a shell with substitute user and group IDs.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="sum"><command>sum</command></term>
+<varlistentry id="sum">
+<term><command>sum</command></term>
<listitem>
<indexterm zone="ch-system-coreutils sum"><primary sortas="b-sum">sum</primary></indexterm>
<para>prints checksum and block counts for each given file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="sync"><command>sync</command></term>
+<varlistentry id="sync">
+<term><command>sync</command></term>
<listitem>
<indexterm zone="ch-system-coreutils sync"><primary sortas="b-sync">sync</primary></indexterm>
<para>flushes file system buffers. It forces
@@ -677,24 +677,24 @@ changed blocks to disk and updates the super block.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="tac"><command>tac</command></term>
+<varlistentry id="tac">
+<term><command>tac</command></term>
<listitem>
<indexterm zone="ch-system-coreutils tac"><primary sortas="b-tac">tac</primary></indexterm>
<para>concatenates the given files in reverse.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="tail"><command>tail</command></term>
+<varlistentry id="tail">
+<term><command>tail</command></term>
<listitem>
<indexterm zone="ch-system-coreutils tail"><primary sortas="b-tail">tail</primary></indexterm>
<para>prints the last ten lines (or the given number of lines) of each given file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="tee"><command>tee</command></term>
+<varlistentry id="tee">
+<term><command>tee</command></term>
<listitem>
<indexterm zone="ch-system-coreutils tee"><primary sortas="b-tee">tee</primary></indexterm>
<para>reads from standard input while writing both
@@ -702,16 +702,16 @@ to standard output and to the given files.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="test"><command>test</command></term>
+<varlistentry id="test">
+<term><command>test</command></term>
<listitem>
<indexterm zone="ch-system-coreutils test"><primary sortas="b-test">test</primary></indexterm>
<para>compares values and checks file types.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="touch"><command>touch</command></term>
+<varlistentry id="touch">
+<term><command>touch</command></term>
<listitem>
<indexterm zone="ch-system-coreutils touch"><primary sortas="b-touch">touch</primary></indexterm>
<para>changes file timestamps, setting the access
@@ -720,8 +720,8 @@ not exist are created with zero length.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="tr"><command>tr</command></term>
+<varlistentry id="tr">
+<term><command>tr</command></term>
<listitem>
<indexterm zone="ch-system-coreutils tr"><primary sortas="b-tr">tr</primary></indexterm>
<para>translates, squeezes, and deletes the given
@@ -729,8 +729,8 @@ characters from standard input.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="true"><command>true</command></term>
+<varlistentry id="true">
+<term><command>true</command></term>
<listitem>
<indexterm zone="ch-system-coreutils true"><primary sortas="b-true">true</primary></indexterm>
<para>does nothing, successfully. It always exits
@@ -738,8 +738,8 @@ with a status code indicating success.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="tsort"><command>tsort</command></term>
+<varlistentry id="tsort">
+<term><command>tsort</command></term>
<listitem>
<indexterm zone="ch-system-coreutils tsort"><primary sortas="b-tsort">tsort</primary></indexterm>
<para>performs a topological sort. It writes a
@@ -747,48 +747,48 @@ totally ordered list according to the partial ordering in a given file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="tty"><command>tty</command></term>
+<varlistentry id="tty">
+<term><command>tty</command></term>
<listitem>
<indexterm zone="ch-system-coreutils tty"><primary sortas="b-tty">tty</primary></indexterm>
<para>reports the file name of the terminal connected to standard input.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="uname"><command>uname</command></term>
+<varlistentry id="uname">
+<term><command>uname</command></term>
<listitem>
<indexterm zone="ch-system-coreutils uname"><primary sortas="b-uname">uname</primary></indexterm>
<para>reports system information.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="unexpand"><command>unexpand</command></term>
+<varlistentry id="unexpand">
+<term><command>unexpand</command></term>
<listitem>
<indexterm zone="ch-system-coreutils unexpand"><primary sortas="b-unexpand">unexpand</primary></indexterm>
<para>converts spaces to tabs.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="uniq"><command>uniq</command></term>
+<varlistentry id="uniq">
+<term><command>uniq</command></term>
<listitem>
<indexterm zone="ch-system-coreutils uniq"><primary sortas="b-uniq">uniq</primary></indexterm>
<para>discards all but one of successive identical lines.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="unlink"><command>unlink</command></term>
+<varlistentry id="unlink">
+<term><command>unlink</command></term>
<listitem>
<indexterm zone="ch-system-coreutils unlink"><primary sortas="b-unlink">unlink</primary></indexterm>
<para>removes the given file.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="uptime-coreutils"><command>uptime</command></term>
+<varlistentry id="uptime-coreutils">
+<term><command>uptime</command></term>
<listitem>
<indexterm zone="ch-system-coreutils uptime-coreutils"><primary sortas="b-uptime-coreutils">uptime</primary></indexterm>
<para>reports how long the system has been
@@ -796,24 +796,24 @@ running, how many users are logged on, and the system load averages.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="users"><command>users</command></term>
+<varlistentry id="users">
+<term><command>users</command></term>
<listitem>
<indexterm zone="ch-system-coreutils users"><primary sortas="b-users">users</primary></indexterm>
<para>reports the names of the users currently logged on.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="vdir"><command>vdir</command></term>
+<varlistentry id="vdir">
+<term><command>vdir</command></term>
<listitem>
<indexterm zone="ch-system-coreutils vdir"><primary sortas="b-vdir">vdir</primary></indexterm>
<para>is the same as ls -l.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="wc"><command>wc</command></term>
+<varlistentry id="wc">
+<term><command>wc</command></term>
<listitem>
<indexterm zone="ch-system-coreutils wc"><primary sortas="b-wc">wc</primary></indexterm>
<para>reports the number of lines, words, and bytes
@@ -821,24 +821,24 @@ for each given file, and a total line when more than one file is given.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="who"><command>who</command></term>
+<varlistentry id="who">
+<term><command>who</command></term>
<listitem>
<indexterm zone="ch-system-coreutils who"><primary sortas="b-who">who</primary></indexterm>
<para>reports who is logged on.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="whoami"><command>whoami</command></term>
+<varlistentry id="whoami">
+<term><command>whoami</command></term>
<listitem>
<indexterm zone="ch-system-coreutils whoami"><primary sortas="b-whoami">whoami</primary></indexterm>
<para>reports the user name associated with the current effective user ID.</para>
</listitem>
</varlistentry>
-<varlistentry>
-<term id="yes"><command>yes</command></term>
+<varlistentry id="yes">
+<term><command>yes</command></term>
<listitem>
<indexterm zone="ch-system-coreutils yes"><primary sortas="b-yes">yes</primary></indexterm>
<para>outputs 'y' or a given string repeatedly, until killed.</para>