source: BOOK/final-system/common/util-linux-ng.xml@ 76c9fbb

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since 76c9fbb was 98c59fa, checked in by Joe Ciccone <jciccone@…>, 15 years ago

use the libblkid and libuuid provided by Util-Linux-NG instead of E2fsprogs now.

  • Property mode set to 100644
File size: 29.6 KB
Line 
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-ng" role="wrap">
9 <?dbhtml filename="util-linux-ng.html"?>
10
11 <title>Util-linux-ng-&util-linux-ng-version;</title>
12
13 <indexterm zone="ch-system-util-linux-ng">
14 <primary sortas="a-Util-linux-ng">Util-linux-ng</primary>
15 </indexterm>
16
17 <sect2 role="package">
18 <title/>
19
20 <para>The Util-linux-ng package contains miscellaneous utility programs.
21 Among them are utilities for handling file systems, consoles, partitions,
22 and messages.</para>
23
24 </sect2>
25
26 <sect2 id="fhs-util-linux-ng" role="installation">
27 <title>FHS compliance notes</title>
28
29 <para>The FHS recommends using the <filename
30 class="directory">/var/lib/hwclock</filename> directory instead of the
31 usual <filename class="directory">/etc</filename> directory as the
32 location for the <filename>adjtime</filename> file. To make the
33 <command>hwclock</command> program FHS-compliant, run the following:</para>
34
35<screen><userinput>sed -i 's@etc/adjtime@var/lib/hwclock/adjtime@g' \
36 hwclock/hwclock.c
37mkdir -pv /var/lib/hwclock</userinput></screen>
38
39 </sect2>
40
41 <sect2 role="installation">
42 <title>Installation of Util-linux-ng</title>
43
44 <para os="a">Prepare Util-linux-ng for compilation:</para>
45
46<screen os="b"><userinput>./configure --enable-arch \
47 --enable-partx --enable-write --disable-wall</userinput></screen>
48
49 <variablelist os="c">
50 <title>The meaning of the configure options:</title>
51
52 <varlistentry>
53 <term><parameter>--enable-arch</parameter></term>
54 <listitem>
55 <para>This option allows the <command>arch</command> program to be
56 installed.</para>
57 </listitem>
58 </varlistentry>
59
60 <varlistentry>
61 <term><parameter>--enable-partx</parameter></term>
62 <listitem>
63 <para>Enables building the <command>addpart</command>, <command>delpart</command>,
64 <command>partx</command> programs.</para>
65 </listitem>
66 </varlistentry>
67
68 <varlistentry>
69 <term><parameter>--enable-write</parameter></term>
70 <listitem>
71 <para>This option allows the <command>write</command> program to be
72 installed.</para>
73 </listitem>
74 </varlistentry>
75
76 <varlistentry>
77 <term><parameter>--disable-wall</parameter></term>
78 <listitem>
79 <para>Disables building the <command>wall</command> program,
80 as the Sysvinit package installs its own version.</para>
81 </listitem>
82 </varlistentry>
83
84 </variablelist>
85
86 <para os="d">Compile the package:</para>
87
88<screen os="e"><userinput>make</userinput></screen>
89
90 <para os="f">This package does not come with a test suite.</para>
91
92 <para os="g">Install the package:</para>
93
94<screen os="h"><userinput>make install</userinput></screen>
95
96 <para os="i">Move the <command>logger</command> binary to
97 <filename class="directory">/bin</filename> as it is needed by the
98 CLFS-Bootscripts package:</para>
99
100<screen os="j"><userinput>mv -v /usr/bin/logger /bin</userinput></screen>
101
102 </sect2>
103
104 <sect2 id="contents-util-linux-ng" role="content">
105 <title>Contents of Util-linux-ng</title>
106
107 <segmentedlist>
108 <segtitle>Installed programs</segtitle>
109 <segtitle>Installed libraries</segtitle>
110
111 <seglistitem>
112 <seg>addpart, agetty, arch, blockdev, cal, cfdisk, chkdupexe, chrt,
113 col, colcrt, colrm, column, ctrlaltdel, cytune, ddate, delpart, dmesg,
114 fdformat, fdisk, flock, fsck.cramfs, fsck.minix, getopt, hexdump,
115 hwclock, ionice, ipcmk, ipcrm, ipcs, isosize, ldattach, line, logger,
116 look, losetup, lscpu, mcookie, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix,
117 mkswap, more, mount, namei, partx, pg, pivot_root, readprofile, rename,
118 renice, rev, rtcwake, script, scriptreplay, setarch, setsid, setterm,
119 sfdisk, swapoff (link to swapon), swapon, tailf, taskset, tunelp, ul,
120 umount, whereis, and write</seg>
121 <seg>libblkid.[a,so] and libuuid.[a,so]</seg>
122 </seglistitem>
123 </segmentedlist>
124
125 <variablelist>
126 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
127 <?dbfo list-presentation="list"?>
128 <?dbhtml list-presentation="table"?>
129
130 <varlistentry id="addpart">
131 <term><command>addpart</command></term>
132 <listitem>
133 <para>Informs the kernel of a new partition</para>
134 <indexterm zone="ch-system-util-linux-ng addpart">
135 <primary sortas="b-addpart">addpart</primary>
136 </indexterm>
137 </listitem>
138 </varlistentry>
139
140 <varlistentry id="agetty">
141 <term><command>agetty</command></term>
142 <listitem>
143 <para>Opens a tty port, prompts for a login name,
144 and then invokes the <command>login</command> program</para>
145 <indexterm zone="ch-system-util-linux-ng agetty">
146 <primary sortas="b-agetty">agetty</primary>
147 </indexterm>
148 </listitem>
149 </varlistentry>
150
151 <varlistentry id="arch">
152 <term><command>arch</command></term>
153 <listitem>
154 <para>Reports the machine's architecture</para>
155 <indexterm zone="ch-system-util-linux-ng arch">
156 <primary sortas="b-arch">arch</primary>
157 </indexterm>
158 </listitem>
159 </varlistentry>
160
161 <varlistentry id="blockdev">
162 <term><command>blockdev</command></term>
163 <listitem>
164 <para>Allows users to call block device ioctls from the command
165 line</para>
166 <indexterm zone="ch-system-util-linux-ng blockdev">
167 <primary sortas="b-blockdev">blockdev</primary>
168 </indexterm>
169 </listitem>
170 </varlistentry>
171
172 <varlistentry id="cal">
173 <term><command>cal</command></term>
174 <listitem>
175 <para>Displays a simple calendar</para>
176 <indexterm zone="ch-system-util-linux-ng cal">
177 <primary sortas="b-cal">cal</primary>
178 </indexterm>
179 </listitem>
180 </varlistentry>
181
182 <varlistentry id="cfdisk">
183 <term><command>cfdisk</command></term>
184 <listitem>
185 <para>Manipulates the partition table of the given device</para>
186 <indexterm zone="ch-system-util-linux-ng cfdisk">
187 <primary sortas="b-cfdisk">cfdisk</primary>
188 </indexterm>
189 </listitem>
190 </varlistentry>
191
192 <varlistentry id="chkdupexe">
193 <term><command>chkdupexe</command></term>
194 <listitem>
195 <para>Finds duplicate executables</para>
196 <indexterm zone="ch-system-util-linux-ng chkdupexe">
197 <primary sortas="b-chkdupexe">chkdupexe</primary>
198 </indexterm>
199 </listitem>
200 </varlistentry>
201
202 <varlistentry id="chrt">
203 <term><command>chrt</command></term>
204 <listitem>
205 <para>Manipulates real-time attributes of a process</para>
206 <indexterm zone="ch-system-util-linux-ng chrt">
207 <primary sortas="b-chrt">chrt</primary>
208 </indexterm>
209 </listitem>
210 </varlistentry>
211
212 <varlistentry id="col">
213 <term><command>col</command></term>
214 <listitem>
215 <para>Filters out reverse line feeds</para>
216 <indexterm zone="ch-system-util-linux-ng col">
217 <primary sortas="b-col">col</primary>
218 </indexterm>
219 </listitem>
220 </varlistentry>
221
222 <varlistentry id="colcrt">
223 <term><command>colcrt</command></term>
224 <listitem>
225 <para>Filters <command>nroff</command> output for terminals
226 that lack some capabilities, such as overstriking and half-lines</para>
227 <indexterm zone="ch-system-util-linux-ng colcrt">
228 <primary sortas="b-colcrt">colcrt</primary>
229 </indexterm>
230 </listitem>
231 </varlistentry>
232
233 <varlistentry id="colrm">
234 <term><command>colrm</command></term>
235 <listitem>
236 <para>Filters out the given columns</para>
237 <indexterm zone="ch-system-util-linux-ng colrm">
238 <primary sortas="b-colrm">colrm</primary>
239 </indexterm>
240 </listitem>
241 </varlistentry>
242
243 <varlistentry id="column">
244 <term><command>column</command></term>
245 <listitem>
246 <para>Formats a given file into multiple columns</para>
247 <indexterm zone="ch-system-util-linux-ng column">
248 <primary sortas="b-column">column</primary>
249 </indexterm>
250 </listitem>
251 </varlistentry>
252
253 <varlistentry id="ctrlaltdel">
254 <term><command>ctrlaltdel</command></term>
255 <listitem>
256 <para>Sets the function of the Ctrl+Alt+Del key combination to a
257 hard or a soft reset</para>
258 <indexterm zone="ch-system-util-linux-ng ctrlaltdel">
259 <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
260 </indexterm>
261 </listitem>
262 </varlistentry>
263
264 <varlistentry id="cytune">
265 <term><command>cytune</command></term>
266 <listitem>
267 <para>Tunes the parameters of the serial line drivers for
268 Cyclades cards</para>
269 <indexterm zone="ch-system-util-linux-ng cytune">
270 <primary sortas="b-cytune">cytune</primary>
271 </indexterm>
272 </listitem>
273 </varlistentry>
274
275 <varlistentry id="ddate">
276 <term><command>ddate</command></term>
277 <listitem>
278 <para>Gives the Discordian date or converts the given Gregorian date
279 to a Discordian one</para>
280 <indexterm zone="ch-system-util-linux-ng ddate">
281 <primary sortas="b-ddate">ddate</primary>
282 </indexterm>
283 </listitem>
284 </varlistentry>
285
286 <varlistentry id="delpart">
287 <term><command>delpart</command></term>
288 <listitem>
289 <para>Asks the kernel to remove a partition</para>
290 <indexterm zone="ch-system-util-linux-ng delpart">
291 <primary sortas="b-delpart">delpart</primary>
292 </indexterm>
293 </listitem>
294 </varlistentry>
295
296 <varlistentry id="dmesg">
297 <term><command>dmesg</command></term>
298 <listitem>
299 <para>Dumps the kernel boot messages</para>
300 <indexterm zone="ch-system-util-linux-ng dmesg">
301 <primary sortas="b-dmesg">dmesg</primary>
302 </indexterm>
303 </listitem>
304 </varlistentry>
305
306 <varlistentry id="fdformat">
307 <term><command>fdformat</command></term>
308 <listitem>
309 <para>Low-level formats a floppy disk</para>
310 <indexterm zone="ch-system-util-linux-ng fdformat">
311 <primary sortas="b-fdformat">fdformat</primary>
312 </indexterm>
313 </listitem>
314 </varlistentry>
315
316 <varlistentry id="fdisk">
317 <term><command>fdisk</command></term>
318 <listitem>
319 <para>Manipulates the partition table of the given device</para>
320 <indexterm zone="ch-system-util-linux-ng fdisk">
321 <primary sortas="b-fdisk">fdisk</primary>
322 </indexterm>
323 </listitem>
324 </varlistentry>
325
326 <varlistentry id="flock">
327 <term><command>flock</command></term>
328 <listitem>
329 <para>Acquires a file lock and then executes a command with the lock
330 held</para>
331 <indexterm zone="ch-system-util-linux-ng flock">
332 <primary sortas="b-flock">flock</primary>
333 </indexterm>
334 </listitem>
335 </varlistentry>
336
337 <varlistentry id="fsck.cramfs">
338 <term><command>fsck.cramfs</command></term>
339 <listitem>
340 <para>Performs a consistency check on the Cramfs file system on the
341 given device</para>
342 <indexterm zone="ch-system-util-linux-ng fsck.cramfs">
343 <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
344 </indexterm>
345 </listitem>
346 </varlistentry>
347
348 <varlistentry id="fsck.minix">
349 <term><command>fsck.minix</command></term>
350 <listitem>
351 <para>Performs a consistency check on the Minix file system on the
352 given device</para>
353 <indexterm zone="ch-system-util-linux-ng fsck.minix">
354 <primary sortas="b-fsck.minix">fsck.minix</primary>
355 </indexterm>
356 </listitem>
357 </varlistentry>
358
359 <varlistentry id="getopt">
360 <term><command>getopt</command></term>
361 <listitem>
362 <para>Parses options in the given command line</para>
363 <indexterm zone="ch-system-util-linux-ng getopt">
364 <primary sortas="b-getopt">getopt</primary>
365 </indexterm>
366 </listitem>
367 </varlistentry>
368
369 <varlistentry id="hexdump">
370 <term><command>hexdump</command></term>
371 <listitem>
372 <para>Dumps the given file in hexadecimal or in another given
373 format</para>
374 <indexterm zone="ch-system-util-linux-ng hexdump">
375 <primary sortas="b-hexdump">hexdump</primary>
376 </indexterm>
377 </listitem>
378 </varlistentry>
379
380 <varlistentry id="hwclock">
381 <term><command>hwclock</command></term>
382 <listitem>
383 <para>Reads or sets the system's hardware clock, also called
384 the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
385 clock</para>
386 <indexterm zone="ch-system-util-linux-ng hwclock">
387 <primary sortas="b-hwclock">hwclock</primary>
388 </indexterm>
389 </listitem>
390 </varlistentry>
391
392 <varlistentry id="ionice">
393 <term><command>ionice</command></term>
394 <listitem>
395 <para>Gives and sets program I/O scheduling class and priority</para>
396 <indexterm zone="ch-system-util-linux-ng ionice">
397 <primary sortas="b-ionice">ionice</primary>
398 </indexterm>
399 </listitem>
400 </varlistentry>
401
402 <varlistentry id="ipcrm">
403 <term><command>ipcrm</command></term>
404 <listitem>
405 <para>Removes the given Inter-Process Communication (IPC) resource</para>
406 <indexterm zone="ch-system-util-linux-ng ipcrm">
407 <primary sortas="b-ipcrm">ipcrm</primary>
408 </indexterm>
409 </listitem>
410 </varlistentry>
411
412 <varlistentry id="ipcmk">
413 <term><command>ipcmk</command></term>
414 <listitem>
415 <para>Creates various IPC resources</para>
416 <indexterm zone="ch-system-util-linux-ng ipcmk">
417 <primary sortas="b-ipcmk">ipcmk</primary>
418 </indexterm>
419 </listitem>
420 </varlistentry>
421
422 <varlistentry id="ipcs">
423 <term><command>ipcs</command></term>
424 <listitem>
425 <para>Provides IPC status information</para>
426 <indexterm zone="ch-system-util-linux-ng ipcs">
427 <primary sortas="b-ipcs">ipcs</primary>
428 </indexterm>
429 </listitem>
430 </varlistentry>
431
432 <varlistentry id="isosize">
433 <term><command>isosize</command></term>
434 <listitem>
435 <para>Reports the size of an iso9660 file system</para>
436 <indexterm zone="ch-system-util-linux-ng isosize">
437 <primary sortas="b-isosize">isosize</primary>
438 </indexterm>
439 </listitem>
440 </varlistentry>
441
442 <varlistentry id="ldattach">
443 <term><command>ldattach</command></term>
444 <listitem>
445 <para>Attaches a line discipline to a serial line</para>
446 <indexterm zone="ch-system-util-linux-ng ldattach">
447 <primary sortas="b-ldattach">ldattach</primary>
448 </indexterm>
449 </listitem>
450 </varlistentry>
451
452 <varlistentry id="line">
453 <term><command>line</command></term>
454 <listitem>
455 <para>Copies a single line</para>
456 <indexterm zone="ch-system-util-linux-ng line">
457 <primary sortas="b-line">line</primary>
458 </indexterm>
459 </listitem>
460 </varlistentry>
461
462 <varlistentry id="logger">
463 <term><command>logger</command></term>
464 <listitem>
465 <para>Enters the given message into the system log</para>
466 <indexterm zone="ch-system-util-linux-ng logger">
467 <primary sortas="b-logger">logger</primary>
468 </indexterm>
469 </listitem>
470 </varlistentry>
471
472 <varlistentry id="look">
473 <term><command>look</command></term>
474 <listitem>
475 <para>Displays lines that begin with the given string</para>
476 <indexterm zone="ch-system-util-linux-ng look">
477 <primary sortas="b-look">look</primary>
478 </indexterm>
479 </listitem>
480 </varlistentry>
481
482 <varlistentry id="losetup">
483 <term><command>losetup</command></term>
484 <listitem>
485 <para>Sets up and controls loop devices</para>
486 <indexterm zone="ch-system-util-linux-ng losetup">
487 <primary sortas="b-losetup">losetup</primary>
488 </indexterm>
489 </listitem>
490 </varlistentry>
491
492 <varlistentry id="lscpu">
493 <term><command>lscpu</command></term>
494 <listitem>
495 <para>Prints CPU architechture information</para>
496 <indexterm zone="ch-system-util-linux-ng lscpu">
497 <primary sortas="b-lscpu">lscpu</primary>
498 </indexterm>
499 </listitem>
500 </varlistentry>
501
502 <varlistentry id="mcookie">
503 <term><command>mcookie</command></term>
504 <listitem>
505 <para>Generates magic cookies (128-bit random hexadecimal numbers) for
506 <command>xauth</command></para>
507 <indexterm zone="ch-system-util-linux-ng mcookie">
508 <primary sortas="b-mcookie">mcookie</primary>
509 </indexterm>
510 </listitem>
511 </varlistentry>
512
513 <varlistentry id="mkfs">
514 <term><command>mkfs</command></term>
515 <listitem>
516 <para>Builds a file system on a device (usually a hard disk
517 partition)</para>
518 <indexterm zone="ch-system-util-linux-ng mkfs">
519 <primary sortas="b-mkfs">mkfs</primary>
520 </indexterm>
521 </listitem>
522 </varlistentry>
523
524 <varlistentry id="mkfs.bfs">
525 <term><command>mkfs.bfs</command></term>
526 <listitem>
527 <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
528 <indexterm zone="ch-system-util-linux-ng mkfs.bfs">
529 <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
530 </indexterm>
531 </listitem>
532 </varlistentry>
533
534 <varlistentry id="mkfs.cramfs">
535 <term><command>mkfs.cramfs</command></term>
536 <listitem>
537 <para>Creates a cramfs file system</para>
538 <indexterm zone="ch-system-util-linux-ng mkfs.cramfs">
539 <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
540 </indexterm>
541 </listitem>
542 </varlistentry>
543
544 <varlistentry id="mkfs.minix">
545 <term><command>mkfs.minix</command></term>
546 <listitem>
547 <para>Creates a Minix file system</para>
548 <indexterm zone="ch-system-util-linux-ng mkfs.minix">
549 <primary sortas="b-mkfs.minix">mkfs.minix</primary>
550 </indexterm>
551 </listitem>
552 </varlistentry>
553
554 <varlistentry id="mkswap">
555 <term><command>mkswap</command></term>
556 <listitem>
557 <para>Initializes the given device or file to be used as a swap
558 area</para>
559 <indexterm zone="ch-system-util-linux-ng mkswap">
560 <primary sortas="b-mkswap">mkswap</primary>
561 </indexterm>
562 </listitem>
563 </varlistentry>
564
565 <varlistentry id="more">
566 <term><command>more</command></term>
567 <listitem>
568 <para>A filter for paging through text one screen at a time</para>
569 <indexterm zone="ch-system-util-linux-ng more">
570 <primary sortas="b-more">more</primary>
571 </indexterm>
572 </listitem>
573 </varlistentry>
574
575 <varlistentry id="mount">
576 <term><command>mount</command></term>
577 <listitem>
578 <para>Attaches the file system on the given device to a specified
579 directory in the file-system tree</para>
580 <indexterm zone="ch-system-util-linux-ng mount">
581 <primary sortas="b-mount">mount</primary>
582 </indexterm>
583 </listitem>
584 </varlistentry>
585
586 <varlistentry id="namei">
587 <term><command>namei</command></term>
588 <listitem>
589 <para>Shows the symbolic links in the given pathnames</para>
590 <indexterm zone="ch-system-util-linux-ng namei">
591 <primary sortas="b-namei">namei</primary>
592 </indexterm>
593 </listitem>
594 </varlistentry>
595
596 <varlistentry id="partx">
597 <term><command>partx</command></term>
598 <listitem>
599 <para>Tells the kernel about the presence and numbering of on-disk
600 partitions</para>
601 <indexterm zone="ch-system-util-linux-ng partx">
602 <primary sortas="b-partx">partx</primary>
603 </indexterm>
604 </listitem>
605 </varlistentry>
606
607 <varlistentry id="pg">
608 <term><command>pg</command></term>
609 <listitem>
610 <para>Displays a text file one screen full at a time</para>
611 <indexterm zone="ch-system-util-linux-ng pg">
612 <primary sortas="b-pg">pg</primary>
613 </indexterm>
614 </listitem>
615 </varlistentry>
616
617 <varlistentry id="pivot_root">
618 <term><command>pivot_root</command></term>
619 <listitem>
620 <para>Makes the given file system the new root file system of the
621 current process</para>
622 <indexterm zone="ch-system-util-linux-ng pivot_root">
623 <primary sortas="b-pivot_root">pivot_root</primary>
624 </indexterm>
625 </listitem>
626 </varlistentry>
627
628 <varlistentry id="readprofile">
629 <term><command>readprofile</command></term>
630 <listitem>
631 <para>Reads kernel profiling information</para>
632 <indexterm zone="ch-system-util-linux-ng readprofile">
633 <primary sortas="b-readprofile">readprofile</primary>
634 </indexterm>
635 </listitem>
636 </varlistentry>
637
638 <varlistentry id="rename">
639 <term><command>rename</command></term>
640 <listitem>
641 <para>Renames the given files, replacing a given string with
642 another</para>
643 <indexterm zone="ch-system-util-linux-ng rename">
644 <primary sortas="b-rename">rename</primary>
645 </indexterm>
646 </listitem>
647 </varlistentry>
648
649 <varlistentry id="renice">
650 <term><command>renice</command></term>
651 <listitem>
652 <para>Alters the priority of running processes</para>
653 <indexterm zone="ch-system-util-linux-ng renice">
654 <primary sortas="b-renice">renice</primary>
655 </indexterm>
656 </listitem>
657 </varlistentry>
658
659 <varlistentry id="rev">
660 <term><command>rev</command></term>
661 <listitem>
662 <para>Reverses the lines of a given file</para>
663 <indexterm zone="ch-system-util-linux-ng rev">
664 <primary sortas="b-rev">rev</primary>
665 </indexterm>
666 </listitem>
667 </varlistentry>
668
669 <varlistentry id="rtcwake">
670 <term><command>rtcwake</command></term>
671 <listitem>
672 <para>Enters a system sleep state until a specified wakeup time</para>
673 <indexterm zone="ch-system-util-linux-ng rtcwake">
674 <primary sortas="b-rtcwake">rtcwake</primary>
675 </indexterm>
676 </listitem>
677 </varlistentry>
678
679 <varlistentry id="script">
680 <term><command>script</command></term>
681 <listitem>
682 <para>Makes a typescript of a terminal session</para>
683 <indexterm zone="ch-system-util-linux-ng script">
684 <primary sortas="b-script">script</primary>
685 </indexterm>
686 </listitem>
687 </varlistentry>
688
689 <varlistentry id="scriptreplay">
690 <term><command>scriptreplay</command></term>
691 <listitem>
692 <para>Plays back typescripts created by <command>script</command></para>
693 <indexterm zone="ch-system-util-linux-ng scriptreplay">
694 <primary sortas="b-scriptreplay">scriptreplay</primary>
695 </indexterm>
696 </listitem>
697 </varlistentry>
698
699 <varlistentry id="setarch">
700 <term><command>setarch</command></term>
701 <listitem>
702 <para>Changes reported architecture in new program environment and
703 sets personality flags</para>
704 <indexterm zone="ch-system-util-linux-ng setarch">
705 <primary sortas="b-setarch">setarch</primary>
706 </indexterm>
707 </listitem>
708 </varlistentry>
709
710 <varlistentry id="setsid">
711 <term><command>setsid</command></term>
712 <listitem>
713 <para>Runs the given program in a new session</para>
714 <indexterm zone="ch-system-util-linux-ng setsid">
715 <primary sortas="b-setsid">setsid</primary>
716 </indexterm>
717 </listitem>
718 </varlistentry>
719
720 <varlistentry id="setterm">
721 <term><command>setterm</command></term>
722 <listitem>
723 <para>Sets terminal attributes</para>
724 <indexterm zone="ch-system-util-linux-ng setterm">
725 <primary sortas="b-setterm">setterm</primary>
726 </indexterm>
727 </listitem>
728 </varlistentry>
729
730 <varlistentry id="sfdisk">
731 <term><command>sfdisk</command></term>
732 <listitem>
733 <para>A disk partition table manipulator</para>
734 <indexterm zone="ch-system-util-linux-ng sfdisk">
735 <primary sortas="b-sfdisk">sfdisk</primary>
736 </indexterm>
737 </listitem>
738 </varlistentry>
739
740 <varlistentry id="swapoff">
741 <term><command>swapoff</command></term>
742 <listitem>
743 <para>Disables devices and files for paging and swapping</para>
744 <indexterm zone="ch-system-util-linux-ng swapoff">
745 <primary sortas="b-swapoff">swapoff</primary>
746 </indexterm>
747 </listitem>
748 </varlistentry>
749
750 <varlistentry id="swapon">
751 <term><command>swapon</command></term>
752 <listitem>
753 <para>Enables devices and files for paging and swapping and
754 lists the devices and files currently in use</para>
755 <indexterm zone="ch-system-util-linux-ng swapon">
756 <primary sortas="b-swapon">swapon</primary>
757 </indexterm>
758 </listitem>
759 </varlistentry>
760
761 <varlistentry id="tailf">
762 <term><command>tailf</command></term>
763 <listitem>
764 <para>Tracks the growth of a log file. Displays the last 10 lines
765 of a log file, then continues displaying any new entries in the
766 log file as they are created</para>
767 <indexterm zone="ch-system-util-linux-ng tailf">
768 <primary sortas="b-tailf">tailf</primary>
769 </indexterm>
770 </listitem>
771 </varlistentry>
772
773 <varlistentry id="taskset">
774 <term><command>taskset</command></term>
775 <listitem>
776 <para>Retrieves or sets a process's CPU affinity</para>
777 <indexterm zone="ch-system-util-linux-ng taskset">
778 <primary sortas="b-taskset">taskset</primary>
779 </indexterm>
780 </listitem>
781 </varlistentry>
782
783 <varlistentry id="tunelp">
784 <term><command>tunelp</command></term>
785 <listitem>
786 <para>Tunes the parameters of the line printer</para>
787 <indexterm zone="ch-system-util-linux-ng tunelp">
788 <primary sortas="b-tunelp">tunelp</primary>
789 </indexterm>
790 </listitem>
791 </varlistentry>
792
793 <varlistentry id="ul">
794 <term><command>ul</command></term>
795 <listitem>
796 <para>A filter for translating underscores into escape sequences
797 indicating underlining for the terminal in use</para>
798 <indexterm zone="ch-system-util-linux-ng ul">
799 <primary sortas="b-ul">ul</primary>
800 </indexterm>
801 </listitem>
802 </varlistentry>
803
804 <varlistentry id="umount">
805 <term><command>umount</command></term>
806 <listitem>
807 <para>Disconnects a file system from the system's file tree</para>
808 <indexterm zone="ch-system-util-linux-ng umount">
809 <primary sortas="b-umount">umount</primary>
810 </indexterm>
811 </listitem>
812 </varlistentry>
813
814 <varlistentry id="whereis">
815 <term><command>whereis</command></term>
816 <listitem>
817 <para>Reports the location of the binary, source, and man page
818 for the given command</para>
819 <indexterm zone="ch-system-util-linux-ng whereis">
820 <primary sortas="b-whereis">whereis</primary>
821 </indexterm>
822 </listitem>
823 </varlistentry>
824
825 <varlistentry id="write">
826 <term><command>write</command></term>
827 <listitem>
828 <para>Sends a message to the given user <emphasis>if</emphasis> that
829 user has not disabled receipt of such messages</para>
830 <indexterm zone="ch-system-util-linux-ng write">
831 <primary sortas="b-write">write</primary>
832 </indexterm>
833 </listitem>
834 </varlistentry>
835
836 <varlistentry id="libblkid">
837 <term><filename class="libraryfile">libblkid</filename></term>
838 <listitem>
839 <para>Contains routines for device identification and token
840 extraction</para>
841 <indexterm zone="ch-system-util-linux-ng libblkid">
842 <primary sortas="c-libblkid">libblkid</primary>
843 </indexterm>
844 </listitem>
845 </varlistentry>
846
847 <varlistentry id="libuuid">
848 <term><filename class="libraryfile">libuuid</filename></term>
849 <listitem>
850 <para>Contains routines for generating unique identifiers for objects
851 that may be accessible beyond the local system</para>
852 <indexterm zone="ch-system-util-linux-ng libuuid">
853 <primary sortas="c-libuuid">libuuid</primary>
854 </indexterm>
855 </listitem>
856 </varlistentry>
857
858 </variablelist>
859
860 </sect2>
861
862</sect1>
Note: See TracBrowser for help on using the repository browser.