source: chapter08/util-linux.xml@ 5e06d04

multilib-10.1
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1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../general.ent">
5 %general-entities;
6]>
7
8<sect1 id="ch-system-util-linux" role="wrap">
9 <?dbhtml filename="util-linux.html"?>
10
11 <sect1info condition="script">
12 <productname>util-linux</productname>
13 <productnumber>&util-linux-version;</productnumber>
14 <address>&util-linux-url;</address>
15 </sect1info>
16
17 <title>Util-linux-&util-linux-version;</title>
18
19 <indexterm zone="ch-system-util-linux">
20 <primary sortas="a-Util-linux">Util-linux</primary>
21 </indexterm>
22
23 <sect2 role="package">
24 <title/>
25
26 <para>The Util-linux package contains miscellaneous utility programs.
27 Among them are utilities for handling file systems, consoles, partitions,
28 and messages.</para>
29
30 <segmentedlist>
31 <segtitle>&buildtime;</segtitle>
32 <segtitle>&diskspace;</segtitle>
33
34 <seglistitem>
35 <seg>&util-linux-fin-sbu;</seg>
36 <seg>&util-linux-fin-du;</seg>
37 </seglistitem>
38 </segmentedlist>
39
40 </sect2>
41
42 <sect2 role="installation">
43 <title>Installation of Util-linux</title>
44
45 <para>The FHS recommends using the <filename
46 class="directory">/var/lib/hwclock</filename> directory instead of the
47 usual <filename class="directory">/etc</filename> directory as the
48 location for the <filename>adjtime</filename> file. Create this directory
49 with:</para>
50
51<screen><userinput remap="pre">mkdir -pv /var/lib/hwclock</userinput></screen>
52
53 <para>Prepare Util-linux for compilation:</para>
54
55<screen revision="sysv"><userinput remap="configure">./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
56 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
57 --disable-chfn-chsh \
58 --disable-login \
59 --disable-nologin \
60 --disable-su \
61 --disable-setpriv \
62 --disable-runuser \
63 --disable-pylibmount \
64 --disable-static \
65 --without-python \
66 --without-systemd \
67 --without-systemdsystemunitdir \
68 runstatedir=/run</userinput></screen>
69
70<screen revision="systemd"><userinput remap="configure">./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
71 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
72 --disable-chfn-chsh \
73 --disable-login \
74 --disable-nologin \
75 --disable-su \
76 --disable-setpriv \
77 --disable-runuser \
78 --disable-pylibmount \
79 --disable-static \
80 --without-python \
81 runstatedir=/run</userinput></screen>
82
83 <para>The --disable and --without options prevent warnings about
84 building components that require packages not in LFS or are
85 inconsistent with programs installed by other packages.</para>
86
87 <para>Compile the package:</para>
88
89<screen><userinput remap="make">make</userinput></screen>
90
91 <para>If desired, run the test suite as a non-root user:</para>
92
93 <warning><para>Running the test suite as the
94 <systemitem class="username">root</systemitem> user can be harmful to
95 your system. To run it, the CONFIG_SCSI_DEBUG option for the kernel must
96 be available in the currently running system and must be built as a
97 module. Building it into the kernel will prevent booting. For complete
98 coverage, other BLFS packages must be installed. If desired, this test can
99 be run after rebooting into the completed LFS system and running:</para>
100
101<screen role="nodump"><userinput>bash tests/run.sh --srcdir=$PWD --builddir=$PWD</userinput></screen>
102 </warning>
103
104<screen><userinput remap="test">chown -Rv tester .
105su tester -c "make -k check"</userinput></screen>
106
107 <para>Install the package:</para>
108
109<screen><userinput remap="install">make install</userinput></screen>
110
111 </sect2>
112
113 <!-- - - - - - - - - - -->
114 <!-- Multilib - 32bit -->
115 <!-- - - - - - - - - - -->
116
117 <sect2 arch="ml_32,ml_all" role="installation">
118 <title>Installation of Util-linux - 32-bit</title>
119
120 <para>Clean previous build:</para>
121
122<screen><userinput remap="pre">make distclean</userinput></screen>
123
124 <para>Prepare Util-linux for compilation:</para>
125
126<screen revision="sysv"><userinput remap="configure">CC="gcc -m32" \
127./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
128 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
129 --disable-chfn-chsh \
130 --disable-login \
131 --disable-nologin \
132 --disable-su \
133 --disable-setpriv \
134 --disable-runuser \
135 --disable-pylibmount \
136 --disable-static \
137 --without-python \
138 --without-systemd \
139 --libdir=&usr-lib-m32; \
140 --host=i686-pc-linux-gnu \
141 --without-systemdsystemunitdir \
142 --enable-libmount-force-mountinfo</userinput></screen>
143
144<screen revision="systemd"><userinput remap="configure">CC="gcc -m32" \
145./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
146 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
147 --disable-chfn-chsh \
148 --disable-login \
149 --disable-nologin \
150 --disable-su \
151 --disable-setpriv \
152 --disable-runuser \
153 --disable-pylibmount \
154 --disable-static \
155 --without-python \
156 --libdir=&usr-lib-m32; \
157 --host=i686-pc-linux-gnu \
158 --enable-libmount-force-mountinfo</userinput></screen>
159
160 <para>Compile the package:</para>
161
162<screen><userinput remap="make">make</userinput></screen>
163
164 <para>Install the package:</para>
165
166<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
167cp -Rv DESTDIR&usr-lib-m32;/* &usr-lib-m32;
168rm -rf DESTDIR</userinput></screen>
169
170 </sect2><!-- m32 -->
171
172 <!-- - - - - - - - - - -->
173 <!-- Multilib - x32bit -->
174 <!-- - - - - - - - - - -->
175
176 <sect2 arch="ml_x32,ml_all" role="installation">
177 <title>Installation of Util-linux - x32-bit</title>
178
179 <para>Clean previous build:</para>
180
181<screen><userinput remap="pre">make distclean</userinput></screen>
182
183 <para>Prepare Util-linux for compilation:</para>
184
185<screen revision="sysv"><userinput remap="configure">CC="gcc -mx32" \
186./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
187 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
188 --disable-chfn-chsh \
189 --disable-login \
190 --disable-nologin \
191 --disable-su \
192 --disable-setpriv \
193 --disable-runuser \
194 --disable-pylibmount \
195 --disable-static \
196 --without-python \
197 --without-systemd \
198 --without-systemdsystemunitdir \
199 --libdir=&usr-lib-mx32; \
200 --host=x86_64-pc-linux-gnux32 \
201 --enable-libmount-force-mountinfo</userinput></screen>
202
203<screen revision="systemd"><userinput remap="configure">CC="gcc -mx32" \
204./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
205 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
206 --disable-chfn-chsh \
207 --disable-login \
208 --disable-nologin \
209 --disable-su \
210 --disable-setpriv \
211 --disable-runuser \
212 --disable-pylibmount \
213 --disable-static \
214 --without-python \
215 --libdir=&usr-lib-mx32; \
216 --host=x86_64-pc-linux-gnux32 \
217 --enable-libmount-force-mountinfo</userinput></screen>
218
219 <para>Compile the package:</para>
220
221<screen><userinput remap="make">make</userinput></screen>
222
223 <para>Install the package:</para>
224
225<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
226cp -Rv DESTDIR&usr-lib-mx32;/* &usr-lib-mx32;
227rm -rf DESTDIR</userinput></screen>
228
229 </sect2><!-- mx32 -->
230
231 <sect2 id="contents-utillinux" role="content">
232 <title>Contents of Util-linux</title>
233
234 <segmentedlist>
235 <segtitle>Installed programs</segtitle>
236 <segtitle>Installed libraries</segtitle>
237 <segtitle>Installed directories</segtitle>
238
239 <seglistitem>
240 <seg>addpart, agetty, blkdiscard, blkid, blkzone, blockdev, cal, cfdisk, chcpu,
241 chmem, choom, chrt, col, colcrt, colrm, column, ctrlaltdel, delpart, dmesg,
242 eject, fallocate, fdformat, fdisk, fincore, findfs, findmnt, flock, fsck,
243 fsck.cramfs, fsck.minix, fsfreeze, fstrim, getopt, hexdump, hwclock,
244 i386, ionice, ipcmk, ipcrm, ipcs, isosize, kill, last, lastb (link to
245 last), ldattach, linux32, linux64, logger, look, losetup, lsblk, lscpu,
246 lsipc, lslocks, lslogins, lsmem, lsns, mcookie, mesg, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix, mkswap,
247 more, mount, mountpoint, namei, nsenter, partx, pivot_root, prlimit, raw,
248 readprofile, rename, renice, resizepart, rev, rfkill, rtcwake, script,
249 scriptreplay, setarch, setsid, setterm, sfdisk, sulogin, swaplabel,
250 swapoff (link to swapon), swapon, switch_root, taskset, ul,
251 umount, uname26, unshare, utmpdump, uuidd, uuidgen, uuidparse, wall, wdctl, whereis,
252 wipefs, x86_64, and zramctl</seg>
253 <seg>libblkid.so, libfdisk.so, libmount.so,
254 libsmartcols.so, and libuuid.so</seg>
255 <seg>/usr/include/blkid,
256 /usr/include/libfdisk,
257 /usr/include/libmount,
258 /usr/include/libsmartcols,
259 /usr/include/uuid,
260 /usr/share/doc/util-linux-&util-linux-version;,
261 and /var/lib/hwclock</seg>
262 </seglistitem>
263 </segmentedlist>
264
265 <variablelist>
266 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
267 <?dbfo list-presentation="list"?>
268 <?dbhtml list-presentation="table"?>
269
270 <varlistentry id="addpart">
271 <term><command>addpart</command></term>
272 <listitem>
273 <para>Informs the Linux kernel of new partitions</para>
274 <indexterm zone="ch-system-util-linux addpart">
275 <primary sortas="b-addpart">addpart</primary>
276 </indexterm>
277 </listitem>
278 </varlistentry>
279
280 <varlistentry id="agetty">
281 <term><command>agetty</command></term>
282 <listitem>
283 <para>Opens a tty port, prompts for a login name,
284 and then invokes the <command>login</command> program</para>
285 <indexterm zone="ch-system-util-linux agetty">
286 <primary sortas="b-agetty">agetty</primary>
287 </indexterm>
288 </listitem>
289 </varlistentry>
290
291 <varlistentry id="blkdiscard">
292 <term><command>blkdiscard</command></term>
293 <listitem>
294 <para>Discards sectors on a device</para>
295 <indexterm zone="ch-system-util-linux blkdiscard">
296 <primary sortas="b-blkdiscard">blkdiscard</primary>
297 </indexterm>
298 </listitem>
299 </varlistentry>
300
301 <varlistentry id="blkid">
302 <term><command>blkid</command></term>
303 <listitem>
304 <para>A command line utility to locate and print block device
305 attributes</para>
306 <indexterm zone="ch-system-util-linux blkid">
307 <primary sortas="b-blkid">blkid</primary>
308 </indexterm>
309 </listitem>
310 </varlistentry>
311
312 <varlistentry id="blkzone">
313 <term><command>blkzone</command></term>
314 <listitem>
315 <para>Runs zone command on the given block device</para>
316 <indexterm zone="ch-system-util-linux blkzone">
317 <primary sortas="b-blkzone">blkzone</primary>
318 </indexterm>
319 </listitem>
320 </varlistentry>
321
322 <varlistentry id="blockdev">
323 <term><command>blockdev</command></term>
324 <listitem>
325 <para>Allows users to call block device ioctls from the command
326 line</para>
327 <indexterm zone="ch-system-util-linux blockdev">
328 <primary sortas="b-blockdev">blockdev</primary>
329 </indexterm>
330 </listitem>
331 </varlistentry>
332
333 <varlistentry id="cal">
334 <term><command>cal</command></term>
335 <listitem>
336 <para>Displays a simple calendar</para>
337 <indexterm zone="ch-system-util-linux cal">
338 <primary sortas="b-cal">cal</primary>
339 </indexterm>
340 </listitem>
341 </varlistentry>
342
343 <varlistentry id="cfdisk">
344 <term><command>cfdisk</command></term>
345 <listitem>
346 <para>Manipulates the partition table of the given device</para>
347 <indexterm zone="ch-system-util-linux cfdisk">
348 <primary sortas="b-cfdisk">cfdisk</primary>
349 </indexterm>
350 </listitem>
351 </varlistentry>
352
353 <varlistentry id="chcpu">
354 <term><command>chcpu</command></term>
355 <listitem>
356 <para>Modifies the state of CPUs</para>
357 <indexterm zone="ch-system-util-linux chcpu">
358 <primary sortas="b-chcpu">chcpu</primary>
359 </indexterm>
360 </listitem>
361 </varlistentry>
362
363 <varlistentry id="chmem">
364 <term><command>chmem</command></term>
365 <listitem>
366 <para>Configures memory</para>
367 <indexterm zone="ch-system-util-linux chmem">
368 <primary sortas="b-chmem">chmem</primary>
369 </indexterm>
370 </listitem>
371 </varlistentry>
372
373 <varlistentry id="choom">
374 <term><command>choom</command></term>
375 <listitem>
376 <para>Displays and adjusts OOM-killer score</para>
377 <indexterm zone="ch-system-util-linux choom">
378 <primary sortas="b-choom">choom</primary>
379 </indexterm>
380 </listitem>
381 </varlistentry>
382
383 <varlistentry id="chrt">
384 <term><command>chrt</command></term>
385 <listitem>
386 <para>Manipulates real-time attributes of a process</para>
387 <indexterm zone="ch-system-util-linux chrt">
388 <primary sortas="b-chrt">chrt</primary>
389 </indexterm>
390 </listitem>
391 </varlistentry>
392
393 <varlistentry id="col">
394 <term><command>col</command></term>
395 <listitem>
396 <para>Filters out reverse line feeds</para>
397 <indexterm zone="ch-system-util-linux col">
398 <primary sortas="b-col">col</primary>
399 </indexterm>
400 </listitem>
401 </varlistentry>
402
403 <varlistentry id="colcrt">
404 <term><command>colcrt</command></term>
405 <listitem>
406 <para>Filters <command>nroff</command> output for terminals
407 that lack some capabilities, such as overstriking and half-lines</para>
408 <indexterm zone="ch-system-util-linux colcrt">
409 <primary sortas="b-colcrt">colcrt</primary>
410 </indexterm>
411 </listitem>
412 </varlistentry>
413
414 <varlistentry id="colrm">
415 <term><command>colrm</command></term>
416 <listitem>
417 <para>Filters out the given columns</para>
418 <indexterm zone="ch-system-util-linux colrm">
419 <primary sortas="b-colrm">colrm</primary>
420 </indexterm>
421 </listitem>
422 </varlistentry>
423
424 <varlistentry id="column">
425 <term><command>column</command></term>
426 <listitem>
427 <para>Formats a given file into multiple columns</para>
428 <indexterm zone="ch-system-util-linux column">
429 <primary sortas="b-column">column</primary>
430 </indexterm>
431 </listitem>
432 </varlistentry>
433
434 <varlistentry id="ctrlaltdel">
435 <term><command>ctrlaltdel</command></term>
436 <listitem>
437 <para>Sets the function of the Ctrl+Alt+Del key combination to a
438 hard or a soft reset</para>
439 <indexterm zone="ch-system-util-linux ctrlaltdel">
440 <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
441 </indexterm>
442 </listitem>
443 </varlistentry>
444
445 <varlistentry id="delpart">
446 <term><command>delpart</command></term>
447 <listitem>
448 <para>Asks the Linux kernel to remove a partition</para>
449 <indexterm zone="ch-system-util-linux delpart">
450 <primary sortas="b-delpart">delpart</primary>
451 </indexterm>
452 </listitem>
453 </varlistentry>
454
455 <varlistentry id="dmesg">
456 <term><command>dmesg</command></term>
457 <listitem>
458 <para>Dumps the kernel boot messages</para>
459 <indexterm zone="ch-system-util-linux dmesg">
460 <primary sortas="b-dmesg">dmesg</primary>
461 </indexterm>
462 </listitem>
463 </varlistentry>
464
465 <varlistentry id="eject">
466 <term><command>eject</command></term>
467 <listitem>
468 <para>Ejects removable media</para>
469 <indexterm zone="ch-system-util-linux eject">
470 <primary sortas="b-eject">eject</primary>
471 </indexterm>
472 </listitem>
473 </varlistentry>
474
475 <varlistentry id="fallocate">
476 <term><command>fallocate</command></term>
477 <listitem>
478 <para>Preallocates space to a file</para>
479 <indexterm zone="ch-system-util-linux fallocate">
480 <primary sortas="b-fallocate">fallocate</primary>
481 </indexterm>
482 </listitem>
483 </varlistentry>
484
485 <varlistentry id="fdformat">
486 <term><command>fdformat</command></term>
487 <listitem>
488 <para>Low-level formats a floppy disk</para>
489 <indexterm zone="ch-system-util-linux fdformat">
490 <primary sortas="b-fdformat">fdformat</primary>
491 </indexterm>
492 </listitem>
493 </varlistentry>
494
495 <varlistentry id="fdisk">
496 <term><command>fdisk</command></term>
497 <listitem>
498 <para>Manipulates the partition table of the given device</para>
499 <indexterm zone="ch-system-util-linux fdisk">
500 <primary sortas="b-fdisk">fdisk</primary>
501 </indexterm>
502 </listitem>
503 </varlistentry>
504
505 <varlistentry id="fincore">
506 <term><command>fincore</command></term>
507 <listitem>
508 <para>Counts pages of file contents in core</para>
509 <indexterm zone="ch-system-util-linux fincore">
510 <primary sortas="b-fincore">fincore</primary>
511 </indexterm>
512 </listitem>
513 </varlistentry>
514
515 <varlistentry id="findfs">
516 <term><command>findfs</command></term>
517 <listitem>
518 <para>Finds a file system by label or Universally Unique Identifier
519 (UUID)</para>
520 <indexterm zone="ch-system-util-linux findfs">
521 <primary sortas="b-findfs">findfs</primary>
522 </indexterm>
523 </listitem>
524 </varlistentry>
525
526 <varlistentry id="findmnt">
527 <term><command>findmnt</command></term>
528 <listitem>
529 <para>Is a command line interface to the libmount library
530 for work with mountinfo, fstab and mtab files</para>
531 <indexterm zone="ch-system-util-linux findmnt">
532 <primary sortas="b-findmnt">findmnt</primary>
533 </indexterm>
534 </listitem>
535 </varlistentry>
536
537 <varlistentry id="flock">
538 <term><command>flock</command></term>
539 <listitem>
540 <para>Acquires a file lock and then executes a command with the lock
541 held</para>
542 <indexterm zone="ch-system-util-linux flock">
543 <primary sortas="b-flock">flock</primary>
544 </indexterm>
545 </listitem>
546 </varlistentry>
547
548 <varlistentry id="fsck">
549 <term><command>fsck</command></term>
550 <listitem>
551 <para>Is used to check, and optionally repair, file systems</para>
552 <indexterm zone="ch-system-util-linux fsck">
553 <primary sortas="b-fsck">fsck</primary>
554 </indexterm>
555 </listitem>
556 </varlistentry>
557
558 <varlistentry id="fsck.cramfs">
559 <term><command>fsck.cramfs</command></term>
560 <listitem>
561 <para>Performs a consistency check on the Cramfs file system on the
562 given device</para>
563 <indexterm zone="ch-system-util-linux fsck.cramfs">
564 <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
565 </indexterm>
566 </listitem>
567 </varlistentry>
568
569 <varlistentry id="fsck.minix">
570 <term><command>fsck.minix</command></term>
571 <listitem>
572 <para>Performs a consistency check on the Minix file system on the
573 given device</para>
574 <indexterm zone="ch-system-util-linux fsck.minix">
575 <primary sortas="b-fsck.minix">fsck.minix</primary>
576 </indexterm>
577 </listitem>
578 </varlistentry>
579
580 <varlistentry id="fsfreeze">
581 <term><command>fsfreeze</command></term>
582 <listitem>
583 <para>Is a very simple wrapper around FIFREEZE/FITHAW ioctl
584 kernel driver operations</para>
585 <indexterm zone="ch-system-util-linux fsfreeze">
586 <primary sortas="b-fsfreeze">fsfreeze</primary>
587 </indexterm>
588 </listitem>
589 </varlistentry>
590
591 <varlistentry id="fstrim">
592 <term><command>fstrim</command></term>
593 <listitem>
594 <para>Discards unused blocks on a mounted filesystem</para>
595 <indexterm zone="ch-system-util-linux fstrim">
596 <primary sortas="b-fstrim">fstrim</primary>
597 </indexterm>
598 </listitem>
599 </varlistentry>
600
601 <varlistentry id="getopt">
602 <term><command>getopt</command></term>
603 <listitem>
604 <para>Parses options in the given command line</para>
605 <indexterm zone="ch-system-util-linux getopt">
606 <primary sortas="b-getopt">getopt</primary>
607 </indexterm>
608 </listitem>
609 </varlistentry>
610
611 <varlistentry id="hexdump">
612 <term><command>hexdump</command></term>
613 <listitem>
614 <para>Dumps the given file in hexadecimal or in another given
615 format</para>
616 <indexterm zone="ch-system-util-linux hexdump">
617 <primary sortas="b-hexdump">hexdump</primary>
618 </indexterm>
619 </listitem>
620 </varlistentry>
621
622 <varlistentry id="hwclock">
623 <term><command>hwclock</command></term>
624 <listitem>
625 <para>Reads or sets the system's hardware clock, also called
626 the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
627 clock</para>
628 <indexterm zone="ch-system-util-linux hwclock">
629 <primary sortas="b-hwclock">hwclock</primary>
630 </indexterm>
631 </listitem>
632 </varlistentry>
633
634 <varlistentry id="i386">
635 <term><command>i386</command></term>
636 <listitem>
637 <para>A symbolic link to setarch</para>
638 <indexterm zone="ch-system-util-linux i386">
639 <primary sortas="b-i386">i386</primary>
640 </indexterm>
641 </listitem>
642 </varlistentry>
643
644 <varlistentry id="ionice">
645 <term><command>ionice</command></term>
646 <listitem>
647 <para>Gets or sets the io scheduling class and priority for a program</para>
648 <indexterm zone="ch-system-util-linux ionice">
649 <primary sortas="b-ionice">ionice</primary>
650 </indexterm>
651 </listitem>
652 </varlistentry>
653
654 <varlistentry id="ipcmk">
655 <term><command>ipcmk</command></term>
656 <listitem>
657 <para>Creates various IPC resources</para>
658 <indexterm zone="ch-system-util-linux ipcmk">
659 <primary sortas="b-ipcmk">ipcmk</primary>
660 </indexterm>
661 </listitem>
662 </varlistentry>
663
664 <varlistentry id="ipcrm">
665 <term><command>ipcrm</command></term>
666 <listitem>
667 <para>Removes the given Inter-Process Communication (IPC) resource</para>
668 <indexterm zone="ch-system-util-linux ipcrm">
669 <primary sortas="b-ipcrm">ipcrm</primary>
670 </indexterm>
671 </listitem>
672 </varlistentry>
673
674 <varlistentry id="ipcs">
675 <term><command>ipcs</command></term>
676 <listitem>
677 <para>Provides IPC status information</para>
678 <indexterm zone="ch-system-util-linux ipcs">
679 <primary sortas="b-ipcs">ipcs</primary>
680 </indexterm>
681 </listitem>
682 </varlistentry>
683
684 <varlistentry id="isosize">
685 <term><command>isosize</command></term>
686 <listitem>
687 <para>Reports the size of an iso9660 file system</para>
688 <indexterm zone="ch-system-util-linux isosize">
689 <primary sortas="b-isosize">isosize</primary>
690 </indexterm>
691 </listitem>
692 </varlistentry>
693
694 <varlistentry id="kill">
695 <term><command>kill</command></term>
696 <listitem>
697 <para>Sends signals to processes</para>
698 <indexterm zone="ch-system-util-linux kill">
699 <primary sortas="b-kill">kill</primary>
700 </indexterm>
701 </listitem>
702 </varlistentry>
703
704 <varlistentry id="last">
705 <term><command>last</command></term>
706 <listitem>
707 <para>Shows which users last logged in (and out), searching back
708 through the <filename>/var/log/wtmp</filename> file; it also shows
709 system boots, shutdowns, and run-level changes</para>
710 <indexterm zone="ch-system-util-linux last">
711 <primary sortas="b-last">last</primary>
712 </indexterm>
713 </listitem>
714 </varlistentry>
715
716 <varlistentry id="lastb">
717 <term><command>lastb</command></term>
718 <listitem>
719 <para>Shows the failed login attempts, as logged in
720 <filename>/var/log/btmp</filename></para>
721 <indexterm zone="ch-system-util-linux lastb">
722 <primary sortas="b-lastb">lastb</primary>
723 </indexterm>
724 </listitem>
725 </varlistentry>
726
727 <varlistentry id="ldattach">
728 <term><command>ldattach</command></term>
729 <listitem>
730 <para>Attaches a line discipline to a serial line</para>
731 <indexterm zone="ch-system-util-linux ldattach">
732 <primary sortas="b-ldattach">ldattach</primary>
733 </indexterm>
734 </listitem>
735 </varlistentry>
736
737 <varlistentry id="linux32">
738 <term><command>linux32</command></term>
739 <listitem>
740 <para>A symbolic link to setarch</para>
741 <indexterm zone="ch-system-util-linux linux32">
742 <primary sortas="b-linux32">linux32</primary>
743 </indexterm>
744 </listitem>
745 </varlistentry>
746
747 <varlistentry id="linux64">
748 <term><command>linux64</command></term>
749 <listitem>
750 <para>A symbolic link to setarch</para>
751 <indexterm zone="ch-system-util-linux linux64">
752 <primary sortas="b-linux64">linux64</primary>
753 </indexterm>
754 </listitem>
755 </varlistentry>
756
757 <varlistentry id="logger">
758 <term><command>logger</command></term>
759 <listitem>
760 <para>Enters the given message into the system log</para>
761 <indexterm zone="ch-system-util-linux logger">
762 <primary sortas="b-logger">logger</primary>
763 </indexterm>
764 </listitem>
765 </varlistentry>
766
767 <varlistentry id="look">
768 <term><command>look</command></term>
769 <listitem>
770 <para>Displays lines that begin with the given string</para>
771 <indexterm zone="ch-system-util-linux look">
772 <primary sortas="b-look">look</primary>
773 </indexterm>
774 </listitem>
775 </varlistentry>
776
777 <varlistentry id="losetup">
778 <term><command>losetup</command></term>
779 <listitem>
780 <para>Sets up and controls loop devices</para>
781 <indexterm zone="ch-system-util-linux losetup">
782 <primary sortas="b-losetup">losetup</primary>
783 </indexterm>
784 </listitem>
785 </varlistentry>
786
787 <varlistentry id="lsblk">
788 <term><command>lsblk</command></term>
789 <listitem>
790 <para>Lists information about all or selected block devices in
791 a tree-like format</para>
792 <indexterm zone="ch-system-util-linux lsblk">
793 <primary sortas="b-lsblk">lsblk</primary>
794 </indexterm>
795 </listitem>
796 </varlistentry>
797
798 <varlistentry id="lscpu">
799 <term><command>lscpu</command></term>
800 <listitem>
801 <para>Prints CPU architecture information</para>
802 <indexterm zone="ch-system-util-linux lscpu">
803 <primary sortas="b-lscpu">lscpu</primary>
804 </indexterm>
805 </listitem>
806 </varlistentry>
807
808 <varlistentry id="lsipc">
809 <term><command>lsipc</command></term>
810 <listitem>
811 <para>Prints information on IPC facilities currently employed
812 in the system</para>
813 <indexterm zone="ch-system-util-linux lsipc">
814 <primary sortas="b-lsipc">lsipc</primary>
815 </indexterm>
816 </listitem>
817 </varlistentry>
818
819 <varlistentry id="lslocks">
820 <term><command>lslocks</command></term>
821 <listitem>
822 <para>Lists local system locks</para>
823 <indexterm zone="ch-system-util-linux lslocks">
824 <primary sortas="b-lslocks">lslocks</primary>
825 </indexterm>
826 </listitem>
827 </varlistentry>
828
829 <varlistentry id="lslogins">
830 <term><command>lslogins</command></term>
831 <listitem>
832 <para>Lists information about users, groups and system accounts</para>
833 <indexterm zone="ch-system-util-linux lslogins">
834 <primary sortas="b-lslogins">lslogins</primary>
835 </indexterm>
836 </listitem>
837 </varlistentry>
838
839 <varlistentry id="lsmem">
840 <term><command>lsmem</command></term>
841 <listitem>
842 <para>Lists the ranges of available memory with their online
843 status</para>
844 <indexterm zone="ch-system-util-linux lsmem">
845 <primary sortas="b-lsmem">lsmem</primary>
846 </indexterm>
847 </listitem>
848 </varlistentry>
849
850 <varlistentry id="lsns">
851 <term><command>lsns</command></term>
852 <listitem>
853 <para>Lists namespaces</para>
854 <indexterm zone="ch-system-util-linux lsns">
855 <primary sortas="b-lsns">lsns</primary>
856 </indexterm>
857 </listitem>
858 </varlistentry>
859
860 <varlistentry id="mcookie">
861 <term><command>mcookie</command></term>
862 <listitem>
863 <para>Generates magic cookies (128-bit random hexadecimal numbers) for
864 <command>xauth</command></para>
865 <indexterm zone="ch-system-util-linux mcookie">
866 <primary sortas="b-mcookie">mcookie</primary>
867 </indexterm>
868 </listitem>
869 </varlistentry>
870
871 <varlistentry id="mesg">
872 <term><command>mesg</command></term>
873 <listitem>
874 <para>Controls whether other users can send messages to the current
875 user's terminal</para>
876 <indexterm zone="ch-system-util-linux mesg">
877 <primary sortas="b-mesg">mesg</primary>
878 </indexterm>
879 </listitem>
880 </varlistentry>
881
882 <varlistentry id="mkfs">
883 <term><command>mkfs</command></term>
884 <listitem>
885 <para>Builds a file system on a device (usually a hard disk
886 partition)</para>
887 <indexterm zone="ch-system-util-linux mkfs">
888 <primary sortas="b-mkfs">mkfs</primary>
889 </indexterm>
890 </listitem>
891 </varlistentry>
892
893 <varlistentry id="mkfs.bfs">
894 <term><command>mkfs.bfs</command></term>
895 <listitem>
896 <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
897 <indexterm zone="ch-system-util-linux mkfs.bfs">
898 <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
899 </indexterm>
900 </listitem>
901 </varlistentry>
902
903 <varlistentry id="mkfs.cramfs">
904 <term><command>mkfs.cramfs</command></term>
905 <listitem>
906 <para>Creates a cramfs file system</para>
907 <indexterm zone="ch-system-util-linux mkfs.cramfs">
908 <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
909 </indexterm>
910 </listitem>
911 </varlistentry>
912
913 <varlistentry id="mkfs.minix">
914 <term><command>mkfs.minix</command></term>
915 <listitem>
916 <para>Creates a Minix file system</para>
917 <indexterm zone="ch-system-util-linux mkfs.minix">
918 <primary sortas="b-mkfs.minix">mkfs.minix</primary>
919 </indexterm>
920 </listitem>
921 </varlistentry>
922
923 <varlistentry id="mkswap">
924 <term><command>mkswap</command></term>
925 <listitem>
926 <para>Initializes the given device or file to be used as a swap
927 area</para>
928 <indexterm zone="ch-system-util-linux mkswap">
929 <primary sortas="b-mkswap">mkswap</primary>
930 </indexterm>
931 </listitem>
932 </varlistentry>
933
934 <varlistentry id="more">
935 <term><command>more</command></term>
936 <listitem>
937 <para>A filter for paging through text one screen at a time</para>
938 <indexterm zone="ch-system-util-linux more">
939 <primary sortas="b-more">more</primary>
940 </indexterm>
941 </listitem>
942 </varlistentry>
943
944 <varlistentry id="mount">
945 <term><command>mount</command></term>
946 <listitem>
947 <para>Attaches the file system on the given device to a specified
948 directory in the file-system tree</para>
949 <indexterm zone="ch-system-util-linux mount">
950 <primary sortas="b-mount">mount</primary>
951 </indexterm>
952 </listitem>
953 </varlistentry>
954
955 <varlistentry id="mountpoint">
956 <term><command>mountpoint</command></term>
957 <listitem>
958 <para>Checks if the directory is a mountpoint</para>
959 <indexterm zone="ch-system-util-linux mountpoint">
960 <primary sortas="b-mountpoint">mountpoint</primary>
961 </indexterm>
962 </listitem>
963 </varlistentry>
964
965 <varlistentry id="namei">
966 <term><command>namei</command></term>
967 <listitem>
968 <para>Shows the symbolic links in the given pathnames</para>
969 <indexterm zone="ch-system-util-linux namei">
970 <primary sortas="b-namei">namei</primary>
971 </indexterm>
972 </listitem>
973 </varlistentry>
974
975 <varlistentry id="nsenter">
976 <term><command>nsenter</command></term>
977 <listitem>
978 <para>Runs a program with namespaces of other processes</para>
979 <indexterm zone="ch-system-util-linux nsenter">
980 <primary sortas="b-nsenter">nsenter</primary>
981 </indexterm>
982 </listitem>
983 </varlistentry>
984
985 <varlistentry id="partx">
986 <term><command>partx</command></term>
987 <listitem>
988 <para>Tells the kernel about the presence and numbering of on-disk
989 partitions</para>
990 <indexterm zone="ch-system-util-linux partx">
991 <primary sortas="b-partx">partx</primary>
992 </indexterm>
993 </listitem>
994 </varlistentry>
995
996 <varlistentry id="pivot_root">
997 <term><command>pivot_root</command></term>
998 <listitem>
999 <para>Makes the given file system the new root file system of the
1000 current process</para>
1001 <indexterm zone="ch-system-util-linux pivot_root">
1002 <primary sortas="b-pivot_root">pivot_root</primary>
1003 </indexterm>
1004 </listitem>
1005 </varlistentry>
1006
1007 <varlistentry id="prlimit">
1008 <term><command>prlimit</command></term>
1009 <listitem>
1010 <para>Get and set a process' resource limits</para>
1011 <indexterm zone="ch-system-util-linux prlimit">
1012 <primary sortas="b-prlimit">prlimit</primary>
1013 </indexterm>
1014 </listitem>
1015 </varlistentry>
1016
1017 <varlistentry id="raw">
1018 <term><command>raw</command></term>
1019 <listitem>
1020 <para>Bind a Linux raw character device to a block device</para>
1021 <indexterm zone="ch-system-util-linux raw">
1022 <primary sortas="b-raw">raw</primary>
1023 </indexterm>
1024 </listitem>
1025 </varlistentry>
1026
1027 <varlistentry id="readprofile">
1028 <term><command>readprofile</command></term>
1029 <listitem>
1030 <para>Reads kernel profiling information</para>
1031 <indexterm zone="ch-system-util-linux readprofile">
1032 <primary sortas="b-readprofile">readprofile</primary>
1033 </indexterm>
1034 </listitem>
1035 </varlistentry>
1036
1037 <varlistentry id="rename">
1038 <term><command>rename</command></term>
1039 <listitem>
1040 <para>Renames the given files, replacing a given string with
1041 another</para>
1042 <indexterm zone="ch-system-util-linux rename">
1043 <primary sortas="b-rename">rename</primary>
1044 </indexterm>
1045 </listitem>
1046 </varlistentry>
1047
1048 <varlistentry id="renice">
1049 <term><command>renice</command></term>
1050 <listitem>
1051 <para>Alters the priority of running processes</para>
1052 <indexterm zone="ch-system-util-linux renice">
1053 <primary sortas="b-renice">renice</primary>
1054 </indexterm>
1055 </listitem>
1056 </varlistentry>
1057
1058 <varlistentry id="resizepart">
1059 <term><command>resizepart</command></term>
1060 <listitem>
1061 <para>Asks the Linux kernel to resize a partition</para>
1062 <indexterm zone="ch-system-util-linux resizepart">
1063 <primary sortas="b-resizepart">resizepart</primary>
1064 </indexterm>
1065 </listitem>
1066 </varlistentry>
1067
1068 <varlistentry id="rev">
1069 <term><command>rev</command></term>
1070 <listitem>
1071 <para>Reverses the lines of a given file</para>
1072 <indexterm zone="ch-system-util-linux rev">
1073 <primary sortas="b-rev">rev</primary>
1074 </indexterm>
1075 </listitem>
1076 </varlistentry>
1077
1078 <varlistentry id="rkfill">
1079 <term><command>rkfill</command></term>
1080 <listitem>
1081 <para>Tool for enabling and disabling wireless devices</para>
1082 <indexterm zone="ch-system-util-linux rkfill">
1083 <primary sortas="b-rkfill">rkfill</primary>
1084 </indexterm>
1085 </listitem>
1086 </varlistentry>
1087
1088 <varlistentry id="rtcwake">
1089 <term><command>rtcwake</command></term>
1090 <listitem>
1091 <para>Used to enter a system sleep state until specified wakeup
1092 time</para>
1093 <indexterm zone="ch-system-util-linux rtcwake">
1094 <primary sortas="b-rtcwake">rtcwake</primary>
1095 </indexterm>
1096 </listitem>
1097 </varlistentry>
1098
1099 <varlistentry id="script">
1100 <term><command>script</command></term>
1101 <listitem>
1102 <para>Makes a typescript of a terminal session</para>
1103 <indexterm zone="ch-system-util-linux script">
1104 <primary sortas="b-script">script</primary>
1105 </indexterm>
1106 </listitem>
1107 </varlistentry>
1108
1109 <varlistentry id="scriptreplay">
1110 <term><command>scriptreplay</command></term>
1111 <listitem>
1112 <para>Plays back typescripts using timing information</para>
1113 <indexterm zone="ch-system-util-linux scriptreplay">
1114 <primary sortas="b-scriptreplay">scriptreplay</primary>
1115 </indexterm>
1116 </listitem>
1117 </varlistentry>
1118
1119 <varlistentry id="setarch">
1120 <term><command>setarch</command></term>
1121 <listitem>
1122 <para>Changes reported architecture in a new program environment and
1123 sets personality flags</para>
1124 <indexterm zone="ch-system-util-linux setarch">
1125 <primary sortas="b-setarch">setarch</primary>
1126 </indexterm>
1127 </listitem>
1128 </varlistentry>
1129
1130 <varlistentry id="setsid">
1131 <term><command>setsid</command></term>
1132 <listitem>
1133 <para>Runs the given program in a new session</para>
1134 <indexterm zone="ch-system-util-linux setsid">
1135 <primary sortas="b-setsid">setsid</primary>
1136 </indexterm>
1137 </listitem>
1138 </varlistentry>
1139
1140 <varlistentry id="setterm">
1141 <term><command>setterm</command></term>
1142 <listitem>
1143 <para>Sets terminal attributes</para>
1144 <indexterm zone="ch-system-util-linux setterm">
1145 <primary sortas="b-setterm">setterm</primary>
1146 </indexterm>
1147 </listitem>
1148 </varlistentry>
1149
1150 <varlistentry id="sfdisk">
1151 <term><command>sfdisk</command></term>
1152 <listitem>
1153 <para>A disk partition table manipulator</para>
1154 <indexterm zone="ch-system-util-linux sfdisk">
1155 <primary sortas="b-sfdisk">sfdisk</primary>
1156 </indexterm>
1157 </listitem>
1158 </varlistentry>
1159
1160 <varlistentry id="sulogin">
1161 <term><command>sulogin</command></term>
1162 <listitem>
1163 <para>Allows <systemitem class="username">root</systemitem> to log in;
1164 it is normally invoked by <command>init</command> when the system goes
1165 into single user mode</para>
1166 <indexterm zone="ch-system-util-linux sulogin">
1167 <primary sortas="b-sulogin">sulogin</primary>
1168 </indexterm>
1169 </listitem>
1170 </varlistentry>
1171
1172 <varlistentry id="swaplabel">
1173 <term><command>swaplabel</command></term>
1174 <listitem>
1175 <para>Allows to change swaparea UUID and label</para>
1176 <indexterm zone="ch-system-util-linux swaplabel">
1177 <primary sortas="b-swaplabel">swaplabel</primary>
1178 </indexterm>
1179 </listitem>
1180 </varlistentry>
1181
1182 <varlistentry id="swapoff">
1183 <term><command>swapoff</command></term>
1184 <listitem>
1185 <para>Disables devices and files for paging and swapping</para>
1186 <indexterm zone="ch-system-util-linux swapoff">
1187 <primary sortas="b-swapoff">swapoff</primary>
1188 </indexterm>
1189 </listitem>
1190 </varlistentry>
1191
1192 <varlistentry id="swapon">
1193 <term><command>swapon</command></term>
1194 <listitem>
1195 <para>Enables devices and files for paging and swapping and
1196 lists the devices and files currently in use</para>
1197 <indexterm zone="ch-system-util-linux swapon">
1198 <primary sortas="b-swapon">swapon</primary>
1199 </indexterm>
1200 </listitem>
1201 </varlistentry>
1202
1203 <varlistentry id="switch_root">
1204 <term><command>switch_root</command></term>
1205 <listitem>
1206 <para>Switches to another filesystem as the root of the mount tree</para>
1207 <indexterm zone="ch-system-util-linux switch_root">
1208 <primary sortas="b-switch_root">switch_root</primary>
1209 </indexterm>
1210 </listitem>
1211 </varlistentry>
1212
1213 <varlistentry id="tailf">
1214 <term><command>tailf</command></term>
1215 <listitem>
1216 <para>Tracks the growth of a log file; displays the last 10 lines
1217 of a log file, then continues displaying any new entries in the
1218 log file as they are created</para>
1219 <indexterm zone="ch-system-util-linux tailf">
1220 <primary sortas="b-tailf">tailf</primary>
1221 </indexterm>
1222 </listitem>
1223 </varlistentry>
1224
1225 <varlistentry id="taskset">
1226 <term><command>taskset</command></term>
1227 <listitem>
1228 <para>Retrieves or sets a process' CPU affinity</para>
1229 <indexterm zone="ch-system-util-linux taskset">
1230 <primary sortas="b-taskset">taskset</primary>
1231 </indexterm>
1232 </listitem>
1233 </varlistentry>
1234
1235 <varlistentry id="ul">
1236 <term><command>ul</command></term>
1237 <listitem>
1238 <para>A filter for translating underscores into escape sequences
1239 indicating underlining for the terminal in use</para>
1240 <indexterm zone="ch-system-util-linux ul">
1241 <primary sortas="b-ul">ul</primary>
1242 </indexterm>
1243 </listitem>
1244 </varlistentry>
1245
1246 <varlistentry id="umount">
1247 <term><command>umount</command></term>
1248 <listitem>
1249 <para>Disconnects a file system from the system's file tree</para>
1250 <indexterm zone="ch-system-util-linux umount">
1251 <primary sortas="b-umount">umount</primary>
1252 </indexterm>
1253 </listitem>
1254 </varlistentry>
1255
1256 <varlistentry id="uname26">
1257 <term><command>uname26</command></term>
1258 <listitem>
1259 <para>A symbolic link to setarch</para>
1260 <indexterm zone="ch-system-util-linux uname26">
1261 <primary sortas="b-uname26">uname26</primary>
1262 </indexterm>
1263 </listitem>
1264 </varlistentry>
1265
1266 <varlistentry id="unshare">
1267 <term><command>unshare</command></term>
1268 <listitem>
1269 <para>Runs a program with some namespaces unshared from parent</para>
1270 <indexterm zone="ch-system-util-linux unshare">
1271 <primary sortas="b-unshare">unshare</primary>
1272 </indexterm>
1273 </listitem>
1274 </varlistentry>
1275
1276 <varlistentry id="utmpdump">
1277 <term><command>utmpdump</command></term>
1278 <listitem>
1279 <para>Displays the content of the given login file in a more
1280 user-friendly format</para>
1281 <indexterm zone="ch-system-util-linux utmpdump">
1282 <primary sortas="b-utmpdump">utmpdump</primary>
1283 </indexterm>
1284 </listitem>
1285 </varlistentry>
1286
1287 <varlistentry id="uuidd">
1288 <term><command>uuidd</command></term>
1289 <listitem>
1290 <para>A daemon used by the UUID library to generate time-based
1291 UUIDs in a secure and guaranteed-unique fashion</para>
1292 <indexterm zone="ch-system-util-linux uuidd">
1293 <primary sortas="b-uuidd">uuidd</primary>
1294 </indexterm>
1295 </listitem>
1296 </varlistentry>
1297
1298 <varlistentry id="uuidgen">
1299 <term><command>uuidgen</command></term>
1300 <listitem>
1301 <para>Creates new UUIDs. Each new UUID can reasonably be considered
1302 unique among all UUIDs created, on the local system and on other
1303 systems, in the past and in the future</para>
1304 <indexterm zone="ch-system-util-linux uuidgen">
1305 <primary sortas="b-uuidgen">uuidgen</primary>
1306 </indexterm>
1307 </listitem>
1308 </varlistentry>
1309
1310 <varlistentry id="uuidparse">
1311 <term><command>uuidparse</command></term>
1312 <listitem>
1313 <para>An utility to parse unique identifiers</para>
1314 <indexterm zone="ch-system-util-linux uuidparse">
1315 <primary sortas="b-uuidparse">uuidparse</primary>
1316 </indexterm>
1317 </listitem>
1318 </varlistentry>
1319
1320 <varlistentry id="wall">
1321 <term><command>wall</command></term>
1322 <listitem>
1323 <para>Displays the contents of a file or, by default, its standard
1324 input, on the terminals of all currently logged in users</para>
1325 <indexterm zone="ch-system-util-linux wall">
1326 <primary sortas="b-wall">wall</primary>
1327 </indexterm>
1328 </listitem>
1329 </varlistentry>
1330
1331 <varlistentry id="wdctl">
1332 <term><command>wdctl</command></term>
1333 <listitem>
1334 <para>Shows hardware watchdog status</para>
1335 <indexterm zone="ch-system-util-linux wdctl">
1336 <primary sortas="b-wdctl">wdctl</primary>
1337 </indexterm>
1338 </listitem>
1339 </varlistentry>
1340
1341 <varlistentry id="whereis">
1342 <term><command>whereis</command></term>
1343 <listitem>
1344 <para>Reports the location of the binary, source, and man page
1345 for the given command</para>
1346 <indexterm zone="ch-system-util-linux whereis">
1347 <primary sortas="b-whereis">whereis</primary>
1348 </indexterm>
1349 </listitem>
1350 </varlistentry>
1351
1352 <varlistentry id="wipefs">
1353 <term><command>wipefs</command></term>
1354 <listitem>
1355 <para>Wipes a filesystem signature from a device</para>
1356 <indexterm zone="ch-system-util-linux wipefs">
1357 <primary sortas="b-wipefs">wipefs</primary>
1358 </indexterm>
1359 </listitem>
1360 </varlistentry>
1361
1362 <varlistentry id="x86_64">
1363 <term><command>x86_64</command></term>
1364 <listitem>
1365 <para>A symbolic link to setarch</para>
1366 <indexterm zone="ch-system-util-linux x86_64">
1367 <primary sortas="b-x86_64">x86_64</primary>
1368 </indexterm>
1369 </listitem>
1370 </varlistentry>
1371
1372 <varlistentry id="zramctl">
1373 <term><command>zramctl</command></term>
1374 <listitem>
1375 <para>A program to set up and control zram (compressed ram disk)
1376 devices</para>
1377 <indexterm zone="ch-system-util-linux zramctl">
1378 <primary sortas="b-zramctl">zramctl</primary>
1379 </indexterm>
1380 </listitem>
1381 </varlistentry>
1382
1383 <varlistentry id="libblkid">
1384 <term><filename class="libraryfile">libblkid</filename></term>
1385 <listitem>
1386 <para>Contains routines for device identification and token
1387 extraction</para>
1388 <indexterm zone="ch-system-util-linux libblkid">
1389 <primary sortas="c-libblkid">libblkid</primary>
1390 </indexterm>
1391 </listitem>
1392 </varlistentry>
1393
1394 <varlistentry id="libfdisk">
1395 <term><filename class="libraryfile">libfdisk</filename></term>
1396 <listitem>
1397 <para>Contains routines for manipulating partition tables</para>
1398 <indexterm zone="ch-system-util-linux libfdisk">
1399 <primary sortas="c-libfdisk">libfdisk</primary>
1400 </indexterm>
1401 </listitem>
1402 </varlistentry>
1403
1404 <varlistentry id="libmount">
1405 <term><filename class="libraryfile">libmount</filename></term>
1406 <listitem>
1407 <para>Contains routines for block device mounting and
1408 unmounting</para>
1409 <indexterm zone="ch-system-util-linux libmount">
1410 <primary sortas="c-libmount">libmount</primary>
1411 </indexterm>
1412 </listitem>
1413 </varlistentry>
1414
1415 <varlistentry id="libsmartcols">
1416 <term><filename class="libraryfile">libsmartcols</filename></term>
1417 <listitem>
1418 <para>Contains routines for aiding screen output in tabular form</para>
1419 <indexterm zone="ch-system-util-linux libsmartcols">
1420 <primary sortas="c-libsmartcols">libsmartcols</primary>
1421 </indexterm>
1422 </listitem>
1423 </varlistentry>
1424
1425 <varlistentry id="libuuid">
1426 <term><filename class="libraryfile">libuuid</filename></term>
1427 <listitem>
1428 <para>Contains routines for generating unique identifiers for objects
1429 that may be accessible beyond the local system</para>
1430 <indexterm zone="ch-system-util-linux libuuid">
1431 <primary sortas="c-libuuid">libuuid</primary>
1432 </indexterm>
1433 </listitem>
1434 </varlistentry>
1435
1436 </variablelist>
1437
1438 </sect2>
1439
1440</sect1>
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