[673b0d8] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
|
---|
| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
|
---|
| 3 | <!ENTITY % general-entities SYSTEM "../general.ent">
|
---|
| 4 | %general-entities;
|
---|
| 5 | ]>
|
---|
[a001133] | 6 | <sect1 id="ch-system-util-linux" xreflabel="Util-linux" role="wrap">
|
---|
[673b0d8] | 7 | <title>Util-linux-&util-linux-version;</title>
|
---|
| 8 | <?dbhtml filename="util-linux.html"?>
|
---|
| 9 |
|
---|
| 10 | <indexterm zone="ch-system-util-linux"><primary sortas="a-Util-linux">Util-linux</primary></indexterm>
|
---|
| 11 |
|
---|
[a001133] | 12 | <sect2 role="package"><title/>
|
---|
[673b0d8] | 13 | <para>The Util-linux package contains miscellaneous utility programs. Among
|
---|
| 14 | them are utilities for handling file systems, consoles, partitions, and
|
---|
| 15 | messages.</para>
|
---|
| 16 |
|
---|
[a001133] | 17 | <segmentedlist>
|
---|
| 18 | <segtitle>&buildtime;</segtitle>
|
---|
| 19 | <segtitle>&diskspace;</segtitle>
|
---|
| 20 | <seglistitem><seg>0.2 SBU</seg><seg>16 MB</seg></seglistitem>
|
---|
| 21 | </segmentedlist>
|
---|
[673b0d8] | 22 |
|
---|
[a001133] | 23 | <segmentedlist>
|
---|
| 24 | <segtitle>Util-linux installation depends on</segtitle>
|
---|
| 25 | <seglistitem><seg>Bash, Binutils, Coreutils,
|
---|
[69993f4] | 26 | Diffutils, GCC, Gettext, Glibc, Grep, Make, Ncurses, Sed, and Zlib</seg></seglistitem>
|
---|
[a001133] | 27 | </segmentedlist>
|
---|
| 28 | </sect2>
|
---|
[673b0d8] | 29 |
|
---|
[a001133] | 30 | <sect2 role="installation">
|
---|
[673b0d8] | 31 | <title>FHS compliance notes</title>
|
---|
| 32 |
|
---|
[ef13657] | 33 | <para>The FHS recommends using the <filename
|
---|
| 34 | class="directory">/var/lib/hwclock</filename> directory instead of the
|
---|
| 35 | usual <filename class="directory">/etc</filename> directory as the
|
---|
| 36 | location for the <filename>adjtime</filename> file. To make the
|
---|
| 37 | <command>hwclock</command> program FHS-compliant, run the
|
---|
| 38 | following:</para>
|
---|
[673b0d8] | 39 |
|
---|
[00cc7ce] | 40 | <screen><userinput>sed -i 's@etc/adjtime@var/lib/hwclock/adjtime@g' \
|
---|
| 41 | hwclock/hwclock.c
|
---|
[673b0d8] | 42 | mkdir -p /var/lib/hwclock</userinput></screen>
|
---|
| 43 |
|
---|
| 44 | </sect2>
|
---|
| 45 |
|
---|
[df8334f] | 46 | <sect2 role="installation">
|
---|
[673b0d8] | 47 | <title>Installation of Util-linux</title>
|
---|
| 48 |
|
---|
[89e45fe] | 49 | <para>GCC-&gcc-version; miscompiles <command>sfdisk</command> if the
|
---|
[c675d8c] | 50 | default optimisation level is used. The following command
|
---|
| 51 | corrects the problem:</para>
|
---|
[89e45fe] | 52 |
|
---|
[ed49003] | 53 | <screen><userinput>sed -i -e 's%^include ../MCONFIG%&\n\nCFLAGS:=$(CFLAGS) -fno-unit-at-a-time%' fdisk/Makefile</userinput></screen>
|
---|
[89e45fe] | 54 |
|
---|
[673b0d8] | 55 | <para>Prepare Util-linux for compilation:</para>
|
---|
| 56 |
|
---|
| 57 | <screen><userinput>./configure</userinput></screen>
|
---|
| 58 |
|
---|
| 59 | <para>Compile the package:</para>
|
---|
| 60 |
|
---|
| 61 | <screen><userinput>make HAVE_KILL=yes HAVE_SLN=yes</userinput></screen>
|
---|
| 62 |
|
---|
| 63 | <para>The meaning of the make parameters:</para>
|
---|
| 64 |
|
---|
[df8334f] | 65 | <variablelist>
|
---|
| 66 | <varlistentry>
|
---|
[8ad7980] | 67 | <term><parameter>HAVE_KILL=yes</parameter></term>
|
---|
[df8334f] | 68 | <listitem><para>This prevents the
|
---|
[673b0d8] | 69 | <command>kill</command> program (already installed by Procps) from being
|
---|
| 70 | built and installed again.</para></listitem>
|
---|
[df8334f] | 71 | </varlistentry>
|
---|
[673b0d8] | 72 |
|
---|
[df8334f] | 73 | <varlistentry>
|
---|
[8ad7980] | 74 | <term><parameter>HAVE_SLN=yes</parameter></term>
|
---|
[ef13657] | 75 | <listitem><para>This prevents the <command>sln</command> program (a
|
---|
| 76 | statically linked version of <command>ln</command> already installed
|
---|
| 77 | by Glibc) from being built and installed again.</para></listitem>
|
---|
[df8334f] | 78 | </varlistentry>
|
---|
| 79 | </variablelist>
|
---|
[673b0d8] | 80 |
|
---|
[0cb7f8b] | 81 | <para>This package does not come with a test suite.</para>
|
---|
| 82 |
|
---|
[ef13657] | 83 | <para>Install the package:</para>
|
---|
[673b0d8] | 84 |
|
---|
| 85 | <screen><userinput>make HAVE_KILL=yes HAVE_SLN=yes install</userinput></screen>
|
---|
| 86 |
|
---|
| 87 | </sect2>
|
---|
| 88 |
|
---|
[c6cb3aa] | 89 | <sect2 id="contents-utillinux" role="content"><title>Contents of Util-linux</title>
|
---|
[673b0d8] | 90 |
|
---|
[c6cb3aa] | 91 | <segmentedlist>
|
---|
| 92 | <segtitle>Installed programs</segtitle>
|
---|
| 93 | <seglistitem><seg>agetty, arch, blockdev, cal, cfdisk, chkdupexe, col, colcrt,
|
---|
| 94 | colrm, column, ctrlaltdel, cytune, ddate, dmesg, elvtune, fdformat, fdisk,
|
---|
| 95 | fsck.cramfs, fsck.minix, getopt, hexdump, hwclock, ipcrm, ipcs, isosize, line,
|
---|
| 96 | logger, look, losetup, mcookie, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix, mkswap,
|
---|
| 97 | more, mount, namei, pg, pivot_root, ramsize (link to rdev), raw, rdev, readprofile,
|
---|
| 98 | rename, renice, rev, rootflags (link to rdev), script, setfdprm, setsid, setterm,
|
---|
[69993f4] | 99 | sfdisk, swapdev, swapoff (link to swapon), swapon, tunelp, ul, umount, vidmode (link to rdev),
|
---|
| 100 | whereis, and write</seg></seglistitem>
|
---|
[c6cb3aa] | 101 | </segmentedlist>
|
---|
[673b0d8] | 102 |
|
---|
[3ed279f] | 103 | <variablelist><bridgehead renderas="sect3">Short descriptions</bridgehead>
|
---|
| 104 | <?dbfo list-presentation="list"?>
|
---|
[673b0d8] | 105 |
|
---|
[b8a819f] | 106 | <varlistentry id="agetty">
|
---|
| 107 | <term><command>agetty</command></term>
|
---|
[c6cb3aa] | 108 | <listitem>
|
---|
| 109 | <para>opens a tty port, prompts for a login name,
|
---|
[8ad7980] | 110 | and then invokes the <command>login</command> program.</para>
|
---|
[3ed279f] | 111 | <indexterm zone="ch-system-util-linux agetty"><primary sortas="b-agetty">agetty</primary></indexterm>
|
---|
[c6cb3aa] | 112 | </listitem>
|
---|
| 113 | </varlistentry>
|
---|
[673b0d8] | 114 |
|
---|
[b8a819f] | 115 | <varlistentry id="arch">
|
---|
| 116 | <term><command>arch</command></term>
|
---|
[c6cb3aa] | 117 | <listitem>
|
---|
| 118 | <para>reports the machine's architecture.</para>
|
---|
[3ed279f] | 119 | <indexterm zone="ch-system-util-linux arch"><primary sortas="b-arch">arch</primary></indexterm>
|
---|
[c6cb3aa] | 120 | </listitem>
|
---|
| 121 | </varlistentry>
|
---|
[673b0d8] | 122 |
|
---|
[b8a819f] | 123 | <varlistentry id="blockdev">
|
---|
| 124 | <term><command>blockdev</command></term>
|
---|
[c6cb3aa] | 125 | <listitem>
|
---|
[69993f4] | 126 | <para>allows users to call block device ioctls from the command line.</para>
|
---|
[3ed279f] | 127 | <indexterm zone="ch-system-util-linux blockdev"><primary sortas="b-blockdev">blockdev</primary></indexterm>
|
---|
[c6cb3aa] | 128 | </listitem>
|
---|
| 129 | </varlistentry>
|
---|
[673b0d8] | 130 |
|
---|
[b8a819f] | 131 | <varlistentry id="cal">
|
---|
| 132 | <term><command>cal</command></term>
|
---|
[c6cb3aa] | 133 | <listitem>
|
---|
| 134 | <para>displays a simple calendar.</para>
|
---|
[3ed279f] | 135 | <indexterm zone="ch-system-util-linux cal"><primary sortas="b-cal">cal</primary></indexterm>
|
---|
[c6cb3aa] | 136 | </listitem>
|
---|
| 137 | </varlistentry>
|
---|
[673b0d8] | 138 |
|
---|
[b8a819f] | 139 | <varlistentry id="cfdisk">
|
---|
| 140 | <term><command>cfdisk</command></term>
|
---|
[c6cb3aa] | 141 | <listitem>
|
---|
[69993f4] | 142 | <para>manipulates the partition table of the given device.</para>
|
---|
[3ed279f] | 143 | <indexterm zone="ch-system-util-linux cfdisk"><primary sortas="b-cfdisk">cfdisk</primary></indexterm>
|
---|
[c6cb3aa] | 144 | </listitem>
|
---|
| 145 | </varlistentry>
|
---|
[673b0d8] | 146 |
|
---|
[b8a819f] | 147 | <varlistentry id="chkdupexe">
|
---|
| 148 | <term><command>chkdupexe</command></term>
|
---|
[c6cb3aa] | 149 | <listitem>
|
---|
| 150 | <para>finds duplicate executables.</para>
|
---|
[3ed279f] | 151 | <indexterm zone="ch-system-util-linux chkdupexe"><primary sortas="b-chkdupexe">chkdupexe</primary></indexterm>
|
---|
[c6cb3aa] | 152 | </listitem>
|
---|
| 153 | </varlistentry>
|
---|
[673b0d8] | 154 |
|
---|
[b8a819f] | 155 | <varlistentry id="col">
|
---|
| 156 | <term><command>col</command></term>
|
---|
[c6cb3aa] | 157 | <listitem>
|
---|
| 158 | <para>filters out reverse line feeds.</para>
|
---|
[3ed279f] | 159 | <indexterm zone="ch-system-util-linux col"><primary sortas="b-col">col</primary></indexterm>
|
---|
[c6cb3aa] | 160 | </listitem>
|
---|
| 161 | </varlistentry>
|
---|
[673b0d8] | 162 |
|
---|
[b8a819f] | 163 | <varlistentry id="colcrt">
|
---|
| 164 | <term><command>colcrt</command></term>
|
---|
[c6cb3aa] | 165 | <listitem>
|
---|
[69993f4] | 166 | <para>filters <command>nroff</command> output for terminals
|
---|
| 167 | that lack some capabilities, such as overstriking and half-lines.</para>
|
---|
[3ed279f] | 168 | <indexterm zone="ch-system-util-linux colcrt"><primary sortas="b-colcrt">colcrt</primary></indexterm>
|
---|
[c6cb3aa] | 169 | </listitem>
|
---|
| 170 | </varlistentry>
|
---|
[673b0d8] | 171 |
|
---|
[b8a819f] | 172 | <varlistentry id="colrm">
|
---|
| 173 | <term><command>colrm</command></term>
|
---|
[c6cb3aa] | 174 | <listitem>
|
---|
| 175 | <para>filters out the given columns.</para>
|
---|
[3ed279f] | 176 | <indexterm zone="ch-system-util-linux colrm"><primary sortas="b-colrm">colrm</primary></indexterm>
|
---|
[c6cb3aa] | 177 | </listitem>
|
---|
| 178 | </varlistentry>
|
---|
[673b0d8] | 179 |
|
---|
[b8a819f] | 180 | <varlistentry id="column">
|
---|
| 181 | <term><command>column</command></term>
|
---|
[c6cb3aa] | 182 | <listitem>
|
---|
| 183 | <para>formats a given file into multiple columns.</para>
|
---|
[3ed279f] | 184 | <indexterm zone="ch-system-util-linux column"><primary sortas="b-column">column</primary></indexterm>
|
---|
[c6cb3aa] | 185 | </listitem>
|
---|
| 186 | </varlistentry>
|
---|
[673b0d8] | 187 |
|
---|
[b8a819f] | 188 | <varlistentry id="ctrlaltdel">
|
---|
| 189 | <term><command>ctrlaltdel</command></term>
|
---|
[c6cb3aa] | 190 | <listitem>
|
---|
| 191 | <para>sets the function of the Ctrl+Alt+Del key combination to a hard or a
|
---|
| 192 | soft reset.</para>
|
---|
[3ed279f] | 193 | <indexterm zone="ch-system-util-linux ctrlaltdel"><primary sortas="b-ctrlaltdel">ctrlaltdel</primary></indexterm>
|
---|
[c6cb3aa] | 194 | </listitem>
|
---|
| 195 | </varlistentry>
|
---|
| 196 |
|
---|
[b8a819f] | 197 | <varlistentry id="cytune">
|
---|
| 198 | <term><command>cytune</command></term>
|
---|
[c6cb3aa] | 199 | <listitem>
|
---|
[69993f4] | 200 | <para>tunes the parameters of the serial line drivers for
|
---|
[ef13657] | 201 | Cyclades cards.</para>
|
---|
[3ed279f] | 202 | <indexterm zone="ch-system-util-linux cytune"><primary sortas="b-cytune">cytune</primary></indexterm>
|
---|
[c6cb3aa] | 203 | </listitem>
|
---|
| 204 | </varlistentry>
|
---|
[673b0d8] | 205 |
|
---|
[b8a819f] | 206 | <varlistentry id="ddate">
|
---|
| 207 | <term><command>ddate</command></term>
|
---|
[c6cb3aa] | 208 | <listitem>
|
---|
[69993f4] | 209 | <para>gives the Discordian date or converts the given Gregorian date
|
---|
[ef13657] | 210 | to a Discordian one.</para>
|
---|
[3ed279f] | 211 | <indexterm zone="ch-system-util-linux ddate"><primary sortas="b-ddate">ddate</primary></indexterm>
|
---|
[c6cb3aa] | 212 | </listitem>
|
---|
| 213 | </varlistentry>
|
---|
[673b0d8] | 214 |
|
---|
[b8a819f] | 215 | <varlistentry id="dmesg">
|
---|
| 216 | <term><command>dmesg</command></term>
|
---|
[c6cb3aa] | 217 | <listitem>
|
---|
| 218 | <para>dumps the kernel boot messages.</para>
|
---|
[3ed279f] | 219 | <indexterm zone="ch-system-util-linux dmesg"><primary sortas="b-dmesg">dmesg</primary></indexterm>
|
---|
[c6cb3aa] | 220 | </listitem>
|
---|
| 221 | </varlistentry>
|
---|
[673b0d8] | 222 |
|
---|
[b8a819f] | 223 | <varlistentry id="elvtune">
|
---|
| 224 | <term><command>elvtune</command></term>
|
---|
[c6cb3aa] | 225 | <listitem>
|
---|
[69993f4] | 226 | <para>tunes the performance and interactivity of a block
|
---|
[ef13657] | 227 | device.</para>
|
---|
[3ed279f] | 228 | <indexterm zone="ch-system-util-linux elvtune"><primary sortas="b-elvtune">elvtune</primary></indexterm>
|
---|
[c6cb3aa] | 229 | </listitem>
|
---|
| 230 | </varlistentry>
|
---|
[673b0d8] | 231 |
|
---|
[b8a819f] | 232 | <varlistentry id="fdformat">
|
---|
| 233 | <term><command>fdformat</command></term>
|
---|
[c6cb3aa] | 234 | <listitem>
|
---|
| 235 | <para>low-level formats a floppy disk.</para>
|
---|
[3ed279f] | 236 | <indexterm zone="ch-system-util-linux fdformat"><primary sortas="b-fdformat">fdformat</primary></indexterm>
|
---|
[c6cb3aa] | 237 | </listitem>
|
---|
| 238 | </varlistentry>
|
---|
[673b0d8] | 239 |
|
---|
[b8a819f] | 240 | <varlistentry id="fdisk">
|
---|
| 241 | <term><command>fdisk</command></term>
|
---|
[c6cb3aa] | 242 | <listitem>
|
---|
[69993f4] | 243 | <para>manipulates the partition table of the given device.</para>
|
---|
[3ed279f] | 244 | <indexterm zone="ch-system-util-linux fdisk"><primary sortas="b-fdisk">fdisk</primary></indexterm>
|
---|
[c6cb3aa] | 245 | </listitem>
|
---|
| 246 | </varlistentry>
|
---|
[673b0d8] | 247 |
|
---|
[b8a819f] | 248 | <varlistentry id="fsck.cramfs">
|
---|
| 249 | <term><command>fsck.cramfs</command></term>
|
---|
[c6cb3aa] | 250 | <listitem>
|
---|
[ef13657] | 251 | <para>performs a consistency check on the Cramfs file system on the
|
---|
| 252 | given device.</para>
|
---|
[3ed279f] | 253 | <indexterm zone="ch-system-util-linux fsck.cramfs"><primary sortas="b-fsck.cramfs">fsck.cramfs</primary></indexterm>
|
---|
[c6cb3aa] | 254 | </listitem>
|
---|
| 255 | </varlistentry>
|
---|
[673b0d8] | 256 |
|
---|
[b8a819f] | 257 | <varlistentry id="fsck.minix">
|
---|
| 258 | <term><command>fsck.minix</command></term>
|
---|
[c6cb3aa] | 259 | <listitem>
|
---|
[ef13657] | 260 | <para>performs a consistency check on the Minix file system on the
|
---|
| 261 | given device.</para>
|
---|
[3ed279f] | 262 | <indexterm zone="ch-system-util-linux fsck.minix"><primary sortas="b-fsck.minix">fsck.minix</primary></indexterm>
|
---|
[c6cb3aa] | 263 | </listitem>
|
---|
| 264 | </varlistentry>
|
---|
[673b0d8] | 265 |
|
---|
[b8a819f] | 266 | <varlistentry id="getopt">
|
---|
| 267 | <term><command>getopt</command></term>
|
---|
[c6cb3aa] | 268 | <listitem>
|
---|
| 269 | <para>parses options in the given command line.</para>
|
---|
[3ed279f] | 270 | <indexterm zone="ch-system-util-linux getopt"><primary sortas="b-getopt">getopt</primary></indexterm>
|
---|
[c6cb3aa] | 271 | </listitem>
|
---|
| 272 | </varlistentry>
|
---|
[673b0d8] | 273 |
|
---|
[b8a819f] | 274 | <varlistentry id="hexdump">
|
---|
| 275 | <term><command>hexdump</command></term>
|
---|
[c6cb3aa] | 276 | <listitem>
|
---|
[69993f4] | 277 | <para>dumps the given file in hexadecimal or in another given format.</para>
|
---|
[3ed279f] | 278 | <indexterm zone="ch-system-util-linux hexdump"><primary sortas="b-hexdump">hexdump</primary></indexterm>
|
---|
[c6cb3aa] | 279 | </listitem>
|
---|
| 280 | </varlistentry>
|
---|
[673b0d8] | 281 |
|
---|
[b8a819f] | 282 | <varlistentry id="hwclock">
|
---|
| 283 | <term><command>hwclock</command></term>
|
---|
[c6cb3aa] | 284 | <listitem>
|
---|
[69993f4] | 285 | <para>reads or sets the system's hardware clock, also called
|
---|
[ef13657] | 286 | the Real-Time Clock (RTC)) or Basic Input-Output System (BIOS)
|
---|
| 287 | clock.</para>
|
---|
[3ed279f] | 288 | <indexterm zone="ch-system-util-linux hwclock"><primary sortas="b-hwclock">hwclock</primary></indexterm>
|
---|
[c6cb3aa] | 289 | </listitem>
|
---|
| 290 | </varlistentry>
|
---|
| 291 |
|
---|
[b8a819f] | 292 | <varlistentry id="ipcrm">
|
---|
| 293 | <term><command>ipcrm</command></term>
|
---|
[c6cb3aa] | 294 | <listitem>
|
---|
[ef13657] | 295 | <para>removes the given Inter-Process Communication (IPC) resource.</para>
|
---|
[3ed279f] | 296 | <indexterm zone="ch-system-util-linux ipcrm"><primary sortas="b-ipcrm">ipcrm</primary></indexterm>
|
---|
[c6cb3aa] | 297 | </listitem>
|
---|
| 298 | </varlistentry>
|
---|
[673b0d8] | 299 |
|
---|
[b8a819f] | 300 | <varlistentry id="ipcs">
|
---|
| 301 | <term><command>ipcs</command></term>
|
---|
[c6cb3aa] | 302 | <listitem>
|
---|
| 303 | <para>provides IPC status information.</para>
|
---|
[3ed279f] | 304 | <indexterm zone="ch-system-util-linux ipcs"><primary sortas="b-ipcs">ipcs</primary></indexterm>
|
---|
[c6cb3aa] | 305 | </listitem>
|
---|
| 306 | </varlistentry>
|
---|
[673b0d8] | 307 |
|
---|
[b8a819f] | 308 | <varlistentry id="isosize">
|
---|
| 309 | <term><command>isosize</command></term>
|
---|
[c6cb3aa] | 310 | <listitem>
|
---|
| 311 | <para>reports the size of an iso9660 file system.</para>
|
---|
[3ed279f] | 312 | <indexterm zone="ch-system-util-linux isosize"><primary sortas="b-isosize">isosize</primary></indexterm>
|
---|
[c6cb3aa] | 313 | </listitem>
|
---|
| 314 | </varlistentry>
|
---|
[673b0d8] | 315 |
|
---|
[b8a819f] | 316 | <varlistentry id="line">
|
---|
| 317 | <term><command>line</command></term>
|
---|
[c6cb3aa] | 318 | <listitem>
|
---|
| 319 | <para>copies a single line.</para>
|
---|
[3ed279f] | 320 | <indexterm zone="ch-system-util-linux line"><primary sortas="b-line">line</primary></indexterm>
|
---|
[c6cb3aa] | 321 | </listitem>
|
---|
| 322 | </varlistentry>
|
---|
[673b0d8] | 323 |
|
---|
[b8a819f] | 324 | <varlistentry id="logger">
|
---|
| 325 | <term><command>logger</command></term>
|
---|
[c6cb3aa] | 326 | <listitem>
|
---|
| 327 | <para>enters the given message into the system log.</para>
|
---|
[3ed279f] | 328 | <indexterm zone="ch-system-util-linux logger"><primary sortas="b-logger">logger</primary></indexterm>
|
---|
[c6cb3aa] | 329 | </listitem>
|
---|
| 330 | </varlistentry>
|
---|
[673b0d8] | 331 |
|
---|
[b8a819f] | 332 | <varlistentry id="look">
|
---|
| 333 | <term><command>look</command></term>
|
---|
[c6cb3aa] | 334 | <listitem>
|
---|
| 335 | <para>displays lines that begin with the given string.</para>
|
---|
[3ed279f] | 336 | <indexterm zone="ch-system-util-linux look"><primary sortas="b-look">look</primary></indexterm>
|
---|
[c6cb3aa] | 337 | </listitem>
|
---|
| 338 | </varlistentry>
|
---|
[673b0d8] | 339 |
|
---|
[b8a819f] | 340 | <varlistentry id="losetup">
|
---|
| 341 | <term><command>losetup</command></term>
|
---|
[c6cb3aa] | 342 | <listitem>
|
---|
[69993f4] | 343 | <para>sets up and controls loop devices.</para>
|
---|
[3ed279f] | 344 | <indexterm zone="ch-system-util-linux losetup"><primary sortas="b-losetup">losetup</primary></indexterm>
|
---|
[c6cb3aa] | 345 | </listitem>
|
---|
| 346 | </varlistentry>
|
---|
[673b0d8] | 347 |
|
---|
[b8a819f] | 348 | <varlistentry id="mcookie">
|
---|
| 349 | <term><command>mcookie</command></term>
|
---|
[c6cb3aa] | 350 | <listitem>
|
---|
[ef13657] | 351 | <para>generates magic cookies (128-bit random hexadecimal numbers) for
|
---|
| 352 | <command>xauth</command>.</para>
|
---|
[3ed279f] | 353 | <indexterm zone="ch-system-util-linux mcookie"><primary sortas="b-mcookie">mcookie</primary></indexterm>
|
---|
[c6cb3aa] | 354 | </listitem>
|
---|
| 355 | </varlistentry>
|
---|
| 356 |
|
---|
[b8a819f] | 357 | <varlistentry id="mkfs">
|
---|
| 358 | <term><command>mkfs</command></term>
|
---|
[c6cb3aa] | 359 | <listitem>
|
---|
[69993f4] | 360 | <para>builds a file system on a device (usually a hard disk
|
---|
[ef13657] | 361 | partition).</para>
|
---|
[3ed279f] | 362 | <indexterm zone="ch-system-util-linux mkfs"><primary sortas="b-mkfs">mkfs</primary></indexterm>
|
---|
[c6cb3aa] | 363 | </listitem>
|
---|
| 364 | </varlistentry>
|
---|
[673b0d8] | 365 |
|
---|
[b8a819f] | 366 | <varlistentry id="mkfs.bfs">
|
---|
| 367 | <term><command>mkfs.bfs</command></term>
|
---|
[c6cb3aa] | 368 | <listitem>
|
---|
[ef13657] | 369 | <para>creates an Santa Cruz Operations (SCO) bfs file system.</para>
|
---|
[3ed279f] | 370 | <indexterm zone="ch-system-util-linux mkfs.bfs"><primary sortas="b-mkfs.bfs">mkfs.bfs</primary></indexterm>
|
---|
[c6cb3aa] | 371 | </listitem>
|
---|
| 372 | </varlistentry>
|
---|
[673b0d8] | 373 |
|
---|
[b8a819f] | 374 | <varlistentry id="mkfs.cramfs">
|
---|
| 375 | <term><command>mkfs.cramfs</command></term>
|
---|
[c6cb3aa] | 376 | <listitem>
|
---|
| 377 | <para>creates a cramfs file system.</para>
|
---|
[3ed279f] | 378 | <indexterm zone="ch-system-util-linux mkfs.cramfs"><primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary></indexterm>
|
---|
[c6cb3aa] | 379 | </listitem>
|
---|
| 380 | </varlistentry>
|
---|
[673b0d8] | 381 |
|
---|
[b8a819f] | 382 | <varlistentry id="mkfs.minix">
|
---|
| 383 | <term><command>mkfs.minix</command></term>
|
---|
[c6cb3aa] | 384 | <listitem>
|
---|
| 385 | <para>creates a Minix file system.</para>
|
---|
[3ed279f] | 386 | <indexterm zone="ch-system-util-linux mkfs.minix"><primary sortas="b-mkfs.minix">mkfs.minix</primary></indexterm>
|
---|
[c6cb3aa] | 387 | </listitem>
|
---|
| 388 | </varlistentry>
|
---|
[673b0d8] | 389 |
|
---|
[b8a819f] | 390 | <varlistentry id="mkswap">
|
---|
| 391 | <term><command>mkswap</command></term>
|
---|
[c6cb3aa] | 392 | <listitem>
|
---|
| 393 | <para>initializes the given device or file to be used as a swap area.</para>
|
---|
[3ed279f] | 394 | <indexterm zone="ch-system-util-linux mkswap"><primary sortas="b-mkswap">mkswap</primary></indexterm>
|
---|
[c6cb3aa] | 395 | </listitem>
|
---|
| 396 | </varlistentry>
|
---|
[673b0d8] | 397 |
|
---|
[b8a819f] | 398 | <varlistentry id="more">
|
---|
| 399 | <term><command>more</command></term>
|
---|
[c6cb3aa] | 400 | <listitem>
|
---|
[69993f4] | 401 | <para>a filter for paging through text one screen at a time.</para>
|
---|
[3ed279f] | 402 | <indexterm zone="ch-system-util-linux more"><primary sortas="b-more">more</primary></indexterm>
|
---|
[c6cb3aa] | 403 | </listitem>
|
---|
| 404 | </varlistentry>
|
---|
[673b0d8] | 405 |
|
---|
[b8a819f] | 406 | <varlistentry id="mount">
|
---|
| 407 | <term><command>mount</command></term>
|
---|
[c6cb3aa] | 408 | <listitem>
|
---|
[ef13657] | 409 | <para>attaches the file system on the given device to a specified
|
---|
| 410 | directory in the file-system tree.</para>
|
---|
[3ed279f] | 411 | <indexterm zone="ch-system-util-linux mount"><primary sortas="b-mount">mount</primary></indexterm>
|
---|
[c6cb3aa] | 412 | </listitem>
|
---|
| 413 | </varlistentry>
|
---|
| 414 |
|
---|
[b8a819f] | 415 | <varlistentry id="namei">
|
---|
| 416 | <term><command>namei</command></term>
|
---|
[c6cb3aa] | 417 | <listitem>
|
---|
| 418 | <para>shows the symbolic links in the given pathnames.</para>
|
---|
[3ed279f] | 419 | <indexterm zone="ch-system-util-linux namei"><primary sortas="b-namei">namei</primary></indexterm>
|
---|
[c6cb3aa] | 420 | </listitem>
|
---|
| 421 | </varlistentry>
|
---|
[673b0d8] | 422 |
|
---|
[b8a819f] | 423 | <varlistentry id="pg">
|
---|
| 424 | <term><command>pg</command></term>
|
---|
[c6cb3aa] | 425 | <listitem>
|
---|
| 426 | <para>displays a text file one screen full at a time.</para>
|
---|
[3ed279f] | 427 | <indexterm zone="ch-system-util-linux pg"><primary sortas="b-pg">pg</primary></indexterm>
|
---|
[c6cb3aa] | 428 | </listitem>
|
---|
| 429 | </varlistentry>
|
---|
[673b0d8] | 430 |
|
---|
[b8a819f] | 431 | <varlistentry id="pivot_root">
|
---|
| 432 | <term><command>pivot_root</command></term>
|
---|
[c6cb3aa] | 433 | <listitem>
|
---|
[ef13657] | 434 | <para>makes the given file system the new root file system of the
|
---|
| 435 | current process.</para>
|
---|
[3ed279f] | 436 | <indexterm zone="ch-system-util-linux pivot_root"><primary sortas="b-pivot_root">pivot_root</primary></indexterm>
|
---|
[c6cb3aa] | 437 | </listitem>
|
---|
| 438 | </varlistentry>
|
---|
[673b0d8] | 439 |
|
---|
[b8a819f] | 440 | <varlistentry id="ramsize">
|
---|
| 441 | <term><command>ramsize</command></term>
|
---|
[c6cb3aa] | 442 | <listitem>
|
---|
[69993f4] | 443 | <para>sets the size of the RAM disk in a bootable image.</para>
|
---|
[3ed279f] | 444 | <indexterm zone="ch-system-util-linux ramsize"><primary sortas="b-ramsize">ramsize</primary></indexterm>
|
---|
[c6cb3aa] | 445 | </listitem>
|
---|
| 446 | </varlistentry>
|
---|
[673b0d8] | 447 |
|
---|
[b8a819f] | 448 | <varlistentry id="rdev">
|
---|
| 449 | <term><command>rdev</command></term>
|
---|
[c6cb3aa] | 450 | <listitem>
|
---|
[69993f4] | 451 | <para>queries and sets the root device, among other things, in a
|
---|
[ef13657] | 452 | bootable image.</para>
|
---|
[3ed279f] | 453 | <indexterm zone="ch-system-util-linux rdev"><primary sortas="b-rdev">rdev</primary></indexterm>
|
---|
[c6cb3aa] | 454 | </listitem>
|
---|
| 455 | </varlistentry>
|
---|
[673b0d8] | 456 |
|
---|
[b8a819f] | 457 | <varlistentry id="readprofile">
|
---|
| 458 | <term><command>readprofile</command></term>
|
---|
[c6cb3aa] | 459 | <listitem>
|
---|
| 460 | <para>reads kernel profiling information.</para>
|
---|
[3ed279f] | 461 | <indexterm zone="ch-system-util-linux readprofile"><primary sortas="b-readprofile">readprofile</primary></indexterm>
|
---|
[c6cb3aa] | 462 | </listitem>
|
---|
| 463 | </varlistentry>
|
---|
[673b0d8] | 464 |
|
---|
[b8a819f] | 465 | <varlistentry id="rename">
|
---|
| 466 | <term><command>rename</command></term>
|
---|
[c6cb3aa] | 467 | <listitem>
|
---|
| 468 | <para>renames the given files, replacing a given string with another.</para>
|
---|
[3ed279f] | 469 | <indexterm zone="ch-system-util-linux rename"><primary sortas="b-rename">rename</primary></indexterm>
|
---|
[c6cb3aa] | 470 | </listitem>
|
---|
| 471 | </varlistentry>
|
---|
[673b0d8] | 472 |
|
---|
[b8a819f] | 473 | <varlistentry id="renice">
|
---|
| 474 | <term><command>renice</command></term>
|
---|
[c6cb3aa] | 475 | <listitem>
|
---|
[69993f4] | 476 | <para>alters the priority of running processes.</para>
|
---|
[3ed279f] | 477 | <indexterm zone="ch-system-util-linux renice"><primary sortas="b-renice">renice</primary></indexterm>
|
---|
[c6cb3aa] | 478 | </listitem>
|
---|
| 479 | </varlistentry>
|
---|
[673b0d8] | 480 |
|
---|
[b8a819f] | 481 | <varlistentry id="rev">
|
---|
| 482 | <term><command>rev</command></term>
|
---|
[c6cb3aa] | 483 | <listitem>
|
---|
| 484 | <para>reverses the lines of a given file.</para>
|
---|
[3ed279f] | 485 | <indexterm zone="ch-system-util-linux rev"><primary sortas="b-rev">rev</primary></indexterm>
|
---|
[c6cb3aa] | 486 | </listitem>
|
---|
| 487 | </varlistentry>
|
---|
[673b0d8] | 488 |
|
---|
[b8a819f] | 489 | <varlistentry id="rootflags">
|
---|
| 490 | <term><command>rootflags</command></term>
|
---|
[c6cb3aa] | 491 | <listitem>
|
---|
[69993f4] | 492 | <para>sets the rootflags in a bootable image.</para>
|
---|
[3ed279f] | 493 | <indexterm zone="ch-system-util-linux rootflags"><primary sortas="b-rootflags">rootflags</primary></indexterm>
|
---|
[c6cb3aa] | 494 | </listitem>
|
---|
| 495 | </varlistentry>
|
---|
[673b0d8] | 496 |
|
---|
[b8a819f] | 497 | <varlistentry id="script">
|
---|
| 498 | <term><command>script</command></term>
|
---|
[c6cb3aa] | 499 | <listitem>
|
---|
[ef13657] | 500 | <para>makes a typescript of a terminal session (everything printed to
|
---|
[c6cb3aa] | 501 | the terminal.</para>
|
---|
[3ed279f] | 502 | <indexterm zone="ch-system-util-linux script"><primary sortas="b-script">script</primary></indexterm>
|
---|
[c6cb3aa] | 503 | </listitem>
|
---|
| 504 | </varlistentry>
|
---|
| 505 |
|
---|
[b8a819f] | 506 | <varlistentry id="setfdprm">
|
---|
| 507 | <term><command>setfdprm</command></term>
|
---|
[c6cb3aa] | 508 | <listitem>
|
---|
| 509 | <para>sets user-provided floppy disk parameters.</para>
|
---|
[3ed279f] | 510 | <indexterm zone="ch-system-util-linux setfdprm"><primary sortas="b-setfdprm">setfdprm</primary></indexterm>
|
---|
[c6cb3aa] | 511 | </listitem>
|
---|
| 512 | </varlistentry>
|
---|
[673b0d8] | 513 |
|
---|
[b8a819f] | 514 | <varlistentry id="setsid">
|
---|
| 515 | <term><command>setsid</command></term>
|
---|
[c6cb3aa] | 516 | <listitem>
|
---|
| 517 | <para>runs the given program in a new session.</para>
|
---|
[3ed279f] | 518 | <indexterm zone="ch-system-util-linux setsid"><primary sortas="b-setsid">setsid</primary></indexterm>
|
---|
[c6cb3aa] | 519 | </listitem>
|
---|
| 520 | </varlistentry>
|
---|
[673b0d8] | 521 |
|
---|
[b8a819f] | 522 | <varlistentry id="setterm">
|
---|
| 523 | <term><command>setterm</command></term>
|
---|
[c6cb3aa] | 524 | <listitem>
|
---|
[69993f4] | 525 | <para>sets terminal attributes.</para>
|
---|
[3ed279f] | 526 | <indexterm zone="ch-system-util-linux setterm"><primary sortas="b-setterm">setterm</primary></indexterm>
|
---|
[c6cb3aa] | 527 | </listitem>
|
---|
| 528 | </varlistentry>
|
---|
[673b0d8] | 529 |
|
---|
[b8a819f] | 530 | <varlistentry id="sfdisk">
|
---|
| 531 | <term><command>sfdisk</command></term>
|
---|
[c6cb3aa] | 532 | <listitem>
|
---|
[69993f4] | 533 | <para>a disk partition table manipulator.</para>
|
---|
[3ed279f] | 534 | <indexterm zone="ch-system-util-linux sfdisk"><primary sortas="b-sfdisk">sfdisk</primary></indexterm>
|
---|
[c6cb3aa] | 535 | </listitem>
|
---|
| 536 | </varlistentry>
|
---|
[673b0d8] | 537 |
|
---|
[b8a819f] | 538 | <varlistentry id="swapdev">
|
---|
| 539 | <term><command>swapdev</command></term>
|
---|
[c6cb3aa] | 540 | <listitem>
|
---|
[69993f4] | 541 | <para>sets the swap device in a bootable image.</para>
|
---|
[3ed279f] | 542 | <indexterm zone="ch-system-util-linux swapdev"><primary sortas="b-swapdev">swapdev</primary></indexterm>
|
---|
[c6cb3aa] | 543 | </listitem>
|
---|
| 544 | </varlistentry>
|
---|
[673b0d8] | 545 |
|
---|
[b8a819f] | 546 | <varlistentry id="swapoff">
|
---|
| 547 | <term><command>swapoff</command></term>
|
---|
[c6cb3aa] | 548 | <listitem>
|
---|
| 549 | <para>disables devices and files for paging and swapping.</para>
|
---|
[3ed279f] | 550 | <indexterm zone="ch-system-util-linux swapoff"><primary sortas="b-swapoff">swapoff</primary></indexterm>
|
---|
[c6cb3aa] | 551 | </listitem>
|
---|
| 552 | </varlistentry>
|
---|
[673b0d8] | 553 |
|
---|
[b8a819f] | 554 | <varlistentry id="swapon">
|
---|
| 555 | <term><command>swapon</command></term>
|
---|
[c6cb3aa] | 556 | <listitem>
|
---|
| 557 | <para>enables devices and files for paging and swapping.</para>
|
---|
[3ed279f] | 558 | <indexterm zone="ch-system-util-linux swapon"><primary sortas="b-swapon">swapon</primary></indexterm>
|
---|
[c6cb3aa] | 559 | </listitem>
|
---|
| 560 | </varlistentry>
|
---|
[673b0d8] | 561 |
|
---|
[b8a819f] | 562 | <varlistentry id="tunelp">
|
---|
| 563 | <term><command>tunelp</command></term>
|
---|
[c6cb3aa] | 564 | <listitem>
|
---|
[69993f4] | 565 | <para>tunes the parameters of the line printer.</para>
|
---|
[3ed279f] | 566 | <indexterm zone="ch-system-util-linux tunelp"><primary sortas="b-tunelp">tunelp</primary></indexterm>
|
---|
[c6cb3aa] | 567 | </listitem>
|
---|
| 568 | </varlistentry>
|
---|
[673b0d8] | 569 |
|
---|
[b8a819f] | 570 | <varlistentry id="ul">
|
---|
| 571 | <term><command>ul</command></term>
|
---|
[c6cb3aa] | 572 | <listitem>
|
---|
[69993f4] | 573 | <para>a filter for translating underscores into
|
---|
[673b0d8] | 574 | escape sequences indicating underlining for the terminal in use.</para>
|
---|
[3ed279f] | 575 | <indexterm zone="ch-system-util-linux ul"><primary sortas="b-ul">ul</primary></indexterm>
|
---|
[c6cb3aa] | 576 | </listitem>
|
---|
| 577 | </varlistentry>
|
---|
[673b0d8] | 578 |
|
---|
[b8a819f] | 579 | <varlistentry id="umount">
|
---|
| 580 | <term><command>umount</command></term>
|
---|
[c6cb3aa] | 581 | <listitem>
|
---|
| 582 | <para>disconnects a file system from the system's file tree.</para>
|
---|
[3ed279f] | 583 | <indexterm zone="ch-system-util-linux umount"><primary sortas="b-umount">umount</primary></indexterm>
|
---|
[c6cb3aa] | 584 | </listitem>
|
---|
| 585 | </varlistentry>
|
---|
[673b0d8] | 586 |
|
---|
[b8a819f] | 587 | <varlistentry id="vidmode">
|
---|
| 588 | <term><command>vidmode</command></term>
|
---|
[c6cb3aa] | 589 | <listitem>
|
---|
[69993f4] | 590 | <para>sets the video mode in a bootable image.</para>
|
---|
[3ed279f] | 591 | <indexterm zone="ch-system-util-linux vidmode"><primary sortas="b-vidmode">vidmode</primary></indexterm>
|
---|
[c6cb3aa] | 592 | </listitem>
|
---|
| 593 | </varlistentry>
|
---|
[673b0d8] | 594 |
|
---|
[b8a819f] | 595 | <varlistentry id="whereis">
|
---|
| 596 | <term><command>whereis</command></term>
|
---|
[c6cb3aa] | 597 | <listitem>
|
---|
[ef13657] | 598 | <para>reports the location of binary, the source, and the manual page
|
---|
| 599 | for the given command.</para>
|
---|
[3ed279f] | 600 | <indexterm zone="ch-system-util-linux whereis"><primary sortas="b-whereis">whereis</primary></indexterm>
|
---|
[c6cb3aa] | 601 | </listitem>
|
---|
| 602 | </varlistentry>
|
---|
[673b0d8] | 603 |
|
---|
[b8a819f] | 604 | <varlistentry id="write">
|
---|
| 605 | <term><command>write</command></term>
|
---|
[c6cb3aa] | 606 | <listitem>
|
---|
[69993f4] | 607 | <para>sends a message to the given user
|
---|
[ef13657] | 608 | <emphasis>if</emphasis> that user has not disabled receipt of such messages.</para>
|
---|
[3ed279f] | 609 | <indexterm zone="ch-system-util-linux write"><primary sortas="b-write">write</primary></indexterm>
|
---|
[c6cb3aa] | 610 | </listitem>
|
---|
| 611 | </varlistentry>
|
---|
| 612 | </variablelist>
|
---|
[673b0d8] | 613 |
|
---|
| 614 | </sect2>
|
---|
| 615 |
|
---|
| 616 | </sect1>
|
---|
[ef13657] | 617 |
|
---|