source: chapter06/e2fsprogs.xml@ 5394c5c

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Last change on this file since 5394c5c was 5394c5c, checked in by DJ Lucas <dj@…>, 16 years ago

Updated to E2fsprogs-1.41.2.

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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-e2fsprogs" role="wrap">
9 <?dbhtml filename="e2fsprogs.html"?>
10
11 <sect1info condition="script">
12 <productname>e2fsprogs</productname>
13 <productnumber>&e2fsprogs-version;</productnumber>
14 <address>&e2fsprogs-url;</address>
15 </sect1info>
16
17 <title>E2fsprogs-&e2fsprogs-version;</title>
18
19 <indexterm zone="ch-system-e2fsprogs">
20 <primary sortas="a-E2fsprogs">E2fsprogs</primary>
21 </indexterm>
22
23 <sect2 role="package">
24 <title/>
25
26 <para>The E2fsprogs package contains the utilities for handling the
27 <systemitem class="filesystem">ext2</systemitem> file system. It also
28 supports the <systemitem class="filesystem">ext3</systemitem> journaling
29 file system.</para>
30
31 <segmentedlist>
32 <segtitle>&buildtime;</segtitle>
33 <segtitle>&diskspace;</segtitle>
34
35 <seglistitem>
36 <seg>&e2fsprogs-ch6-sbu;</seg>
37 <seg>&e2fsprogs-ch6-du;</seg>
38 </seglistitem>
39 </segmentedlist>
40
41 </sect2>
42
43 <sect2 role="installation">
44 <title>Installation of E2fsprogs</title>
45
46 <para>Fix a hardcoded path to <filename>/bin/rm</filename> in E2fsprogs'
47 testsuite:</para>
48
49 <screen><userinput remap="pre">sed -i 's@/bin/rm@/tools&amp;@' lib/blkid/test_probe.in</userinput></screen>
50
51 <para>The E2fsprogs documentation recommends that the package be built in
52 a subdirectory of the source tree: </para>
53
54<screen><userinput remap="pre">mkdir -v build
55cd build</userinput></screen>
56
57 <para>Prepare E2fsprogs for compilation:</para>
58
59<screen><userinput remap="configure">../configure --prefix=/usr --with-root-prefix="" \
60 --enable-elf-shlibs</userinput></screen>
61
62 <variablelist>
63 <title>The meaning of the configure options:</title>
64
65 <varlistentry>
66 <term><parameter>--with-root-prefix=""</parameter></term>
67 <listitem>
68 <para>Certain programs (such as the <command>e2fsck</command>
69 program) are considered essential programs. When, for example,
70 <filename class="directory">/usr</filename> is not mounted, these
71 programs still need to be available. They belong in directories
72 like <filename class="directory">/lib</filename> and <filename
73 class="directory">/sbin</filename>. If this option is not passed
74 to E2fsprogs' configure, the programs are installed into the
75 <filename class="directory">/usr</filename> directory.</para>
76 </listitem>
77 </varlistentry>
78
79 <varlistentry>
80 <term><parameter>--enable-elf-shlibs</parameter></term>
81 <listitem>
82 <para>This creates the shared libraries which some programs
83 in this package use.</para>
84 </listitem>
85 </varlistentry>
86
87 </variablelist>
88
89 <para>Compile the package:</para>
90
91<screen><userinput remap="make">make</userinput></screen>
92
93 <para>To test the results, issue:</para>
94
95<screen><userinput remap="test">make check</userinput></screen>
96
97 <para>One of the E2fsprogs tests will attempt to allocate 256 MB
98 of memory. If you do not have significantly more RAM than this, it
99 is recommended to enable sufficient swap space for the test. See
100 <xref linkend="space-creatingfilesystem"/> and
101 <xref linkend="space-mounting"/> for details on creating and enabling
102 swap space.</para>
103
104 <para>Install the binaries, documentation, and shared libraries:</para>
105
106<screen><userinput remap="install">make install</userinput></screen>
107
108 <para>Install the static libraries and headers:</para>
109
110<screen><userinput remap="install">make install-libs</userinput></screen>
111
112 <para>This package installs a gzipped
113 <filename class="extension">.info</filename> file but doesn't update the
114 system-wide <filename>dir</filename> file. Unzip this file and then update
115 the system <filename>dir</filename> file using the following
116 commands.</para>
117
118<screen><userinput remap="install">gunzip -v /usr/share/info/libext2fs.info.gz
119install-info --dir-file=/usr/share/info/dir \
120 /usr/share/info/libext2fs.info</userinput></screen>
121
122 <para>If desired, create and install some additional documentation by
123 issuing the following commands:</para>
124
125<screen><userinput remap="install">makeinfo -o doc/com_err.info ../lib/et/com_err.texinfo
126install -v -m644 doc/com_err.info /usr/share/info
127install-info --dir-file=/usr/share/info/dir \
128 /usr/share/info/com_err.info
129
130install -v -m644 -D ../doc/libblkid.txt \
131 /usr/share/doc/e2fsprogs-&e2fsprogs-version;/libblkid.txt</userinput></screen>
132
133 </sect2>
134
135 <sect2 id="contents-e2fsprogs" role="content">
136 <title>Contents of E2fsprogs</title>
137
138 <segmentedlist>
139 <segtitle>Installed programs</segtitle>
140 <segtitle>Installed libraries</segtitle>
141
142 <seglistitem>
143 <seg>badblocks, blkid, chattr, compile_et, debugfs, dumpe2fs, e2fsck,
144 e2image, e2label, filefrag, findfs, fsck, fsck.ext2, fsck.ext3, logsave, lsattr,
145 mk_cmds, mke2fs, mkfs.ext2, mkfs.ext3, mklost+found, resize2fs,
146 tune2fs, uuidd and uuidgen.</seg>
147 <seg>libblkid.{a,so}, libcom_err.{a,so}, libe2p.{a,so},
148 libext2fs.{a,so}, libss.{a,so}, and libuuid.{a,so}</seg>
149 </seglistitem>
150 </segmentedlist>
151
152 <variablelist>
153 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
154 <?dbfo list-presentation="list"?>
155 <?dbhtml list-presentation="table"?>
156
157 <varlistentry id="badblocks">
158 <term><command>badblocks</command></term>
159 <listitem>
160 <para>Searches a device (usually a disk partition) for bad
161 blocks</para>
162 <indexterm zone="ch-system-e2fsprogs badblocks">
163 <primary sortas="b-badblocks">badblocks</primary>
164 </indexterm>
165 </listitem>
166 </varlistentry>
167
168 <varlistentry id="blkid">
169 <term><command>blkid</command></term>
170 <listitem>
171 <para>A command line utility to locate and print block device
172 attributes</para>
173 <indexterm zone="ch-system-e2fsprogs blkid">
174 <primary sortas="b-blkid">blkid</primary>
175 </indexterm>
176 </listitem>
177 </varlistentry>
178
179 <varlistentry id="chattr">
180 <term><command>chattr</command></term>
181 <listitem>
182 <para>Changes the attributes of files on an <systemitem
183 class="filesystem">ext2</systemitem> file system; it also
184 changes <systemitem class="filesystem">ext3</systemitem>
185 file systems, the journaling version of <systemitem
186 class="filesystem">ext2</systemitem> file systems</para>
187 <indexterm zone="ch-system-e2fsprogs chattr">
188 <primary sortas="b-chattr">chattr</primary>
189 </indexterm>
190 </listitem>
191 </varlistentry>
192
193 <varlistentry id="compile_et">
194 <term><command>compile_et</command></term>
195 <listitem>
196 <para>An error table compiler; it converts a table of error-code
197 names and messages into a C source file suitable for use with the
198 <filename class="libraryfile">com_err</filename> library</para>
199 <indexterm zone="ch-system-e2fsprogs compile_et">
200 <primary sortas="b-compile_et">compile_et</primary>
201 </indexterm>
202 </listitem>
203 </varlistentry>
204
205 <varlistentry id="debugfs">
206 <term><command>debugfs</command></term>
207 <listitem>
208 <para>A file system debugger; it can be used to examine and change
209 the state of an <systemitem class="filesystem">ext2</systemitem>
210 file system</para>
211 <indexterm zone="ch-system-e2fsprogs debugfs">
212 <primary sortas="b-debugfs">debugfs</primary>
213 </indexterm>
214 </listitem>
215 </varlistentry>
216
217 <varlistentry id="dumpe2fs">
218 <term><command>dumpe2fs</command></term>
219 <listitem>
220 <para>Prints the super block and blocks group information for the
221 file system present on a given device</para>
222 <indexterm zone="ch-system-e2fsprogs dumpe2fs">
223 <primary sortas="b-dumpe2fs">dumpe2fs</primary>
224 </indexterm>
225 </listitem>
226 </varlistentry>
227
228 <varlistentry id="e2fsck">
229 <term><command>e2fsck</command></term>
230 <listitem>
231 <para>Is used to check, and optionally repair <systemitem
232 class="filesystem">ext2</systemitem> file systems and <systemitem
233 class="filesystem">ext3</systemitem> file systems</para>
234 <indexterm zone="ch-system-e2fsprogs e2fsck">
235 <primary sortas="b-e2fsck">e2fsck</primary>
236 </indexterm>
237 </listitem>
238 </varlistentry>
239
240 <varlistentry id="e2image">
241 <term><command>e2image</command></term>
242 <listitem>
243 <para>Is used to save critical <systemitem
244 class="filesystem">ext2</systemitem> file system data to a file</para>
245 <indexterm zone="ch-system-e2fsprogs e2image">
246 <primary sortas="b-e2image">e2image</primary>
247 </indexterm>
248 </listitem>
249 </varlistentry>
250
251 <varlistentry id="e2label">
252 <term><command>e2label</command></term>
253 <listitem>
254 <para>Displays or changes the file system label on the <systemitem
255 class="filesystem">ext2</systemitem> file system present on a given
256 device</para>
257 <indexterm zone="ch-system-e2fsprogs e2label">
258 <primary sortas="b-e2label">e2label</primary>
259 </indexterm>
260 </listitem>
261 </varlistentry>
262
263 <varlistentry id="filefrag">
264 <term><command>filefrag</command></term>
265 <listitem>
266 <para>Reports on how badly fragmented a particular file might be</para>
267 <indexterm zone="ch-system-e2fsprogs filefrag">
268 <primary sortas="b-filefrag">filefrag</primary>
269 </indexterm>
270 </listitem>
271 </varlistentry>
272
273 <varlistentry id="findfs">
274 <term><command>findfs</command></term>
275 <listitem>
276 <para>Finds a file system by label or Universally Unique Identifier
277 (UUID)</para>
278 <indexterm zone="ch-system-e2fsprogs findfs">
279 <primary sortas="b-findfs">findfs</primary>
280 </indexterm>
281 </listitem>
282 </varlistentry>
283
284 <varlistentry id="fsck">
285 <term><command>fsck</command></term>
286 <listitem>
287 <para>Is used to check, and optionally repair, file systems</para>
288 <indexterm zone="ch-system-e2fsprogs fsck">
289 <primary sortas="b-fsck">fsck</primary>
290 </indexterm>
291 </listitem>
292 </varlistentry>
293
294 <varlistentry id="fsck.ext2">
295 <term><command>fsck.ext2</command></term>
296 <listitem>
297 <para>By default checks <systemitem class="filesystem">ext2</systemitem>
298 file systems</para>
299 <indexterm zone="ch-system-e2fsprogs fsck.ext2">
300 <primary sortas="b-fsck.ext2">fsck.ext2</primary>
301 </indexterm>
302 </listitem>
303 </varlistentry>
304
305 <varlistentry id="fsck.ext3">
306 <term><command>fsck.ext3</command></term>
307 <listitem>
308 <para>By default checks <systemitem class="filesystem">ext3</systemitem>
309 file systems</para>
310 <indexterm zone="ch-system-e2fsprogs fsck.ext3">
311 <primary sortas="b-fsck.ext3">fsck.ext3</primary>
312 </indexterm>
313 </listitem>
314 </varlistentry>
315
316 <varlistentry id="logsave">
317 <term><command>logsave</command></term>
318 <listitem>
319 <para>Saves the output of a command in a log file</para>
320 <indexterm zone="ch-system-e2fsprogs logsave">
321 <primary sortas="b-logsave">logsave</primary>
322 </indexterm>
323 </listitem>
324 </varlistentry>
325
326 <varlistentry id="lsattr">
327 <term><command>lsattr</command></term>
328 <listitem>
329 <para>Lists the attributes of files on a second extended file
330 system</para>
331 <indexterm zone="ch-system-e2fsprogs lsattr">
332 <primary sortas="b-lsattr">lsattr</primary>
333 </indexterm>
334 </listitem>
335 </varlistentry>
336
337 <varlistentry id="mk_cmds">
338 <term><command>mk_cmds</command></term>
339 <listitem>
340 <para>Converts a table of command names and help messages into a C
341 source file suitable for use with the <filename
342 class="libraryfile">libss</filename> subsystem library</para>
343 <indexterm zone="ch-system-e2fsprogs mk_cmds">
344 <primary sortas="b-mk_cmds">mk_cmds</primary>
345 </indexterm>
346 </listitem>
347 </varlistentry>
348
349 <varlistentry id="mke2fs">
350 <term><command>mke2fs</command></term>
351 <listitem>
352 <para>Creates an <systemitem class="filesystem">ext2</systemitem>
353 or <systemitem class="filesystem">ext3</systemitem> file system on
354 the given device</para>
355 <indexterm zone="ch-system-e2fsprogs mke2fs">
356 <primary sortas="b-mke2fs">mke2fs</primary>
357 </indexterm>
358 </listitem>
359 </varlistentry>
360
361 <varlistentry id="mkfs.ext2">
362 <term><command>mkfs.ext2</command></term>
363 <listitem>
364 <para>By default creates <systemitem class="filesystem">ext2</systemitem>
365 file systems</para>
366 <indexterm zone="ch-system-e2fsprogs mkfs.ext2">
367 <primary sortas="b-mkfs.ext2">mkfs.ext2</primary>
368 </indexterm>
369 </listitem>
370 </varlistentry>
371
372 <varlistentry id="mkfs.ext3">
373 <term><command>mkfs.ext3</command></term>
374 <listitem>
375 <para>By default creates <systemitem class="filesystem">ext3</systemitem>
376 file systems</para>
377 <indexterm zone="ch-system-e2fsprogs mkfs.ext3">
378 <primary sortas="b-mkfs.ext3">mkfs.ext3</primary>
379 </indexterm>
380 </listitem>
381 </varlistentry>
382
383 <varlistentry id="mklost-found">
384 <term><command>mklost+found</command></term>
385 <listitem>
386 <para>Used to create a <filename class="directory">lost+found</filename>
387 directory on an <systemitem class="filesystem">ext2</systemitem> file
388 system; it pre-allocates disk blocks to this directory to lighten the
389 task of <command>e2fsck</command></para>
390 <indexterm zone="ch-system-e2fsprogs mklost-found">
391 <primary sortas="b-mklost+found">mklost+found</primary>
392 </indexterm>
393 </listitem>
394 </varlistentry>
395
396 <varlistentry id="resize2fs">
397 <term><command>resize2fs</command></term>
398 <listitem>
399 <para>Can be used to enlarge or shrink an <systemitem
400 class="filesystem">ext2</systemitem> file system</para>
401 <indexterm zone="ch-system-e2fsprogs resize2fs">
402 <primary sortas="b-resize2fs">resize2fs</primary>
403 </indexterm>
404 </listitem>
405 </varlistentry>
406
407 <varlistentry id="tune2fs">
408 <term><command>tune2fs</command></term>
409 <listitem>
410 <para>Adjusts tunable file system parameters on an <systemitem
411 class="filesystem">ext2</systemitem> file system</para>
412 <indexterm zone="ch-system-e2fsprogs tune2fs">
413 <primary sortas="b-tune2fs">tune2fs</primary>
414 </indexterm>
415 </listitem>
416 </varlistentry>
417
418 <varlistentry id="uuidd">
419 <term><command>uuidd</command></term>
420 <listitem>
421 <para>A daemon used by the UUID library to generate time-based
422 UUIDs in a secure and guranteed-unique fashion.</para>
423 <indexterm zone="ch-system-e2fsprogs uuidd">
424 <primary sortas="b-uuidd">uuidd</primary>
425 </indexterm>
426 </listitem>
427 </varlistentry>
428
429 <varlistentry id="uuidgen">
430 <term><command>uuidgen</command></term>
431 <listitem>
432 <para>Creates new UUIDs. Each new UUID can reasonably be considered
433 unique among all UUIDs created, on the local system and on other
434 systems, in the past and in the future</para>
435 <indexterm zone="ch-system-e2fsprogs uuidgen">
436 <primary sortas="b-uuidgen">uuidgen</primary>
437 </indexterm>
438 </listitem>
439 </varlistentry>
440
441 <varlistentry id="libblkid">
442 <term><filename class="libraryfile">libblkid</filename></term>
443 <listitem>
444 <para>Contains routines for device identification and token
445 extraction</para>
446 <indexterm zone="ch-system-e2fsprogs libblkid">
447 <primary sortas="c-libblkid">libblkid</primary>
448 </indexterm>
449 </listitem>
450 </varlistentry>
451
452 <varlistentry id="libcom_err">
453 <term><filename class="libraryfile">libcom_err</filename></term>
454 <listitem>
455 <para>The common error display routine</para>
456 <indexterm zone="ch-system-e2fsprogs libcom_err">
457 <primary sortas="c-libcom_err">libcom_err</primary>
458 </indexterm>
459 </listitem>
460 </varlistentry>
461
462 <varlistentry id="libe2p">
463 <term><filename class="libraryfile">libe2p</filename></term>
464 <listitem>
465 <para>Used by <command>dumpe2fs</command>, <command>chattr</command>,
466 and <command>lsattr</command></para>
467 <indexterm zone="ch-system-e2fsprogs libe2p">
468 <primary sortas="c-libe2p">libe2p</primary>
469 </indexterm>
470 </listitem>
471 </varlistentry>
472
473 <varlistentry id="libext2fs">
474 <term><filename class="libraryfile">libext2fs</filename></term>
475 <listitem>
476 <para>Contains routines to enable user-level programs to manipulate an
477 <systemitem class="filesystem">ext2</systemitem> file system</para>
478 <indexterm zone="ch-system-e2fsprogs libext2fs">
479 <primary sortas="c-libext2fs">libext2fs</primary>
480 </indexterm>
481 </listitem>
482 </varlistentry>
483
484 <varlistentry id="libss">
485 <term><filename class="libraryfile">libss</filename></term>
486 <listitem>
487 <para>Used by <command>debugfs</command></para>
488 <indexterm zone="ch-system-e2fsprogs libss">
489 <primary sortas="c-libss">libss</primary>
490 </indexterm>
491 </listitem>
492 </varlistentry>
493
494 <varlistentry id="libuuid">
495 <term><filename class="libraryfile">libuuid</filename></term>
496 <listitem>
497 <para>Contains routines for generating unique identifiers for objects
498 that may be accessible beyond the local system</para>
499 <indexterm zone="ch-system-e2fsprogs libuuid">
500 <primary sortas="c-libuuid">libuuid</primary>
501 </indexterm>
502 </listitem>
503 </varlistentry>
504
505 </variablelist>
506
507 </sect2>
508
509</sect1>
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