source: chapter06/e2fsprogs.xml@ cd82ee5

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Last change on this file since cd82ee5 was cd82ee5, checked in by Matthew Burgess <matthew@…>, 15 years ago

Update list of intalled programs and libraries for Util-Linux-NG & E2fsprogs, and update dependency info. Thanks to Chris Staub for the patch. Fixes #2444.

git-svn-id: ​http://svn.linuxfromscratch.org/LFS/trunk/BOOK@8966 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
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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> and
29 <systemitem class="filesystem">ext4</systemitem> journaling
30 file systems.</para>
31
32 <segmentedlist>
33 <segtitle>&buildtime;</segtitle>
34 <segtitle>&diskspace;</segtitle>
35
36 <seglistitem>
37 <seg>&e2fsprogs-ch6-sbu;</seg>
38 <seg>&e2fsprogs-ch6-du;</seg>
39 </seglistitem>
40 </segmentedlist>
41
42 </sect2>
43
44 <sect2 role="installation">
45 <title>Installation of E2fsprogs</title>
46
47 <para>Make sure the version date is in a format compatible with
48 <command>configure</command>:</para>
49
50<screen><userinput remap="pre">sed -i -e "s/July/Jul/" version.h</userinput></screen>
51
52 <para>The E2fsprogs documentation recommends that the package be built in
53 a subdirectory of the source tree: </para>
54
55<screen><userinput remap="pre">mkdir -v build
56cd build</userinput></screen>
57
58 <para>Prepare E2fsprogs for compilation:</para>
59
60<screen><userinput remap="configure">../configure --prefix=/usr --with-root-prefix="" \
61 --enable-elf-shlibs --disable-libblkid --disable-libuuid --disable-uuidd</userinput></screen>
62
63 <variablelist>
64 <title>The meaning of the configure options:</title>
65
66 <varlistentry>
67 <term><parameter>--with-root-prefix=""</parameter></term>
68 <listitem>
69 <para>Certain programs (such as the <command>e2fsck</command>
70 program) are considered essential programs. When, for example,
71 <filename class="directory">/usr</filename> is not mounted, these
72 programs still need to be available. They belong in directories
73 like <filename class="directory">/lib</filename> and <filename
74 class="directory">/sbin</filename>. If this option is not passed
75 to E2fsprogs' configure, the programs are installed into the
76 <filename class="directory">/usr</filename> directory.</para>
77 </listitem>
78 </varlistentry>
79
80 <varlistentry>
81 <term><parameter>--enable-elf-shlibs</parameter></term>
82 <listitem>
83 <para>This creates the shared libraries which some programs
84 in this package use.</para>
85 </listitem>
86 </varlistentry>
87
88 <varlistentry>
89 <term><parameter>--disable-*</parameter></term>
90 <listitem>
91 <para>This prevents E2fsprogs from building and installing the
92 <systemitem class="library">libuuid</systemitem> and
93 <systemitem class="library">libblkid</systemitem> libraries, and the
94 <systemitem class="daemon">uuidd</systemitem> daemon, as Util-Linux-NG
95 installed them earlier.</para>
96 </listitem>
97 </varlistentry>
98
99 </variablelist>
100
101 <para>Compile the package:</para>
102
103<screen><userinput remap="make">make</userinput></screen>
104
105 <para>To test the results, issue:</para>
106
107<screen><userinput remap="test">make check</userinput></screen>
108
109 <para>One of the E2fsprogs tests will attempt to allocate 256 MB
110 of memory. If you do not have significantly more RAM than this, it
111 is recommended to enable sufficient swap space for the test. See
112 <xref linkend="space-creatingfilesystem"/> and
113 <xref linkend="space-mounting"/> for details on creating and enabling
114 swap space.</para>
115
116 <para>Install the binaries, documentation, and shared libraries:</para>
117
118<screen><userinput remap="install">make install</userinput></screen>
119
120 <para>Install the static libraries and headers:</para>
121
122<screen><userinput remap="install">make install-libs</userinput></screen>
123
124 <para>Make the installed static libraries writable so debugging symbols can
125 be removed later.</para>
126
127<screen><userinput remap="install">chmod -v u+w /usr/lib/{libcom_err,libe2p,libext2fs,libss}.a</userinput></screen>
128
129 <para>This package installs a gzipped
130 <filename class="extension">.info</filename> file but doesn't update the
131 system-wide <filename>dir</filename> file. Unzip this file and then update
132 the system <filename>dir</filename> file using the following
133 commands.</para>
134
135<screen><userinput remap="install">gunzip -v /usr/share/info/libext2fs.info.gz
136install-info --dir-file=/usr/share/info/dir \
137 /usr/share/info/libext2fs.info</userinput></screen>
138
139 <para>If desired, create and install some additional documentation by
140 issuing the following commands:</para>
141
142<screen><userinput remap="install">makeinfo -o doc/com_err.info ../lib/et/com_err.texinfo
143install -v -m644 doc/com_err.info /usr/share/info
144install-info --dir-file=/usr/share/info/dir \
145 /usr/share/info/com_err.info</userinput></screen>
146 </sect2>
147
148 <sect2 id="contents-e2fsprogs" role="content">
149 <title>Contents of E2fsprogs</title>
150
151 <segmentedlist>
152 <segtitle>Installed programs</segtitle>
153 <segtitle>Installed libraries</segtitle>
154
155 <seglistitem>
156 <seg>badblocks, chattr, compile_et, debugfs, dumpe2fs, e2fsck,
157 e2image, e2initrd_helper, e2label, e2undo, filefrag, fsck.ext2,
158 fsck.ext3, fsck.ext4, fsck.ext4dev, logsave, lsattr, mk_cmds, mke2fs,
159 mkfs.ext2, mkfs.ext3, mkfs.ext4, mkfs.ext4dev, mklost+found,
160 resize2fs, and tune2fs</seg>
161 <seg>libcom_err.{a,so}, libe2p.{a,so}, libext2fs.{a,so} and
162 libss.{a,so}</seg>
163 </seglistitem>
164 </segmentedlist>
165
166 <variablelist>
167 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
168 <?dbfo list-presentation="list"?>
169 <?dbhtml list-presentation="table"?>
170
171 <varlistentry id="badblocks">
172 <term><command>badblocks</command></term>
173 <listitem>
174 <para>Searches a device (usually a disk partition) for bad
175 blocks</para>
176 <indexterm zone="ch-system-e2fsprogs badblocks">
177 <primary sortas="b-badblocks">badblocks</primary>
178 </indexterm>
179 </listitem>
180 </varlistentry>
181
182 <varlistentry id="chattr">
183 <term><command>chattr</command></term>
184 <listitem>
185 <para>Changes the attributes of files on an <systemitem
186 class="filesystem">ext2</systemitem> file system; it also
187 changes <systemitem class="filesystem">ext3</systemitem>
188 file systems, the journaling version of <systemitem
189 class="filesystem">ext2</systemitem> file systems</para>
190 <indexterm zone="ch-system-e2fsprogs chattr">
191 <primary sortas="b-chattr">chattr</primary>
192 </indexterm>
193 </listitem>
194 </varlistentry>
195
196 <varlistentry id="compile_et">
197 <term><command>compile_et</command></term>
198 <listitem>
199 <para>An error table compiler; it converts a table of error-code
200 names and messages into a C source file suitable for use with the
201 <filename class="libraryfile">com_err</filename> library</para>
202 <indexterm zone="ch-system-e2fsprogs compile_et">
203 <primary sortas="b-compile_et">compile_et</primary>
204 </indexterm>
205 </listitem>
206 </varlistentry>
207
208 <varlistentry id="debugfs">
209 <term><command>debugfs</command></term>
210 <listitem>
211 <para>A file system debugger; it can be used to examine and change
212 the state of an <systemitem class="filesystem">ext2</systemitem>
213 file system</para>
214 <indexterm zone="ch-system-e2fsprogs debugfs">
215 <primary sortas="b-debugfs">debugfs</primary>
216 </indexterm>
217 </listitem>
218 </varlistentry>
219
220 <varlistentry id="dumpe2fs">
221 <term><command>dumpe2fs</command></term>
222 <listitem>
223 <para>Prints the super block and blocks group information for the
224 file system present on a given device</para>
225 <indexterm zone="ch-system-e2fsprogs dumpe2fs">
226 <primary sortas="b-dumpe2fs">dumpe2fs</primary>
227 </indexterm>
228 </listitem>
229 </varlistentry>
230
231 <varlistentry id="e2fsck">
232 <term><command>e2fsck</command></term>
233 <listitem>
234 <para>Is used to check, and optionally repair <systemitem
235 class="filesystem">ext2</systemitem> file systems and <systemitem
236 class="filesystem">ext3</systemitem> file systems</para>
237 <indexterm zone="ch-system-e2fsprogs e2fsck">
238 <primary sortas="b-e2fsck">e2fsck</primary>
239 </indexterm>
240 </listitem>
241 </varlistentry>
242
243 <varlistentry id="e2image">
244 <term><command>e2image</command></term>
245 <listitem>
246 <para>Is used to save critical <systemitem
247 class="filesystem">ext2</systemitem> file system data to a file</para>
248 <indexterm zone="ch-system-e2fsprogs e2image">
249 <primary sortas="b-e2image">e2image</primary>
250 </indexterm>
251 </listitem>
252 </varlistentry>
253
254 <varlistentry id="e2initrd_helper">
255 <term><command>e2initrd_helper</command></term>
256 <listitem>
257 <para>Prints the FS type of a given filesystem, given either a
258 device name or label</para>
259 <indexterm zone="ch-system-e2fsprogs e2initrd_helper">
260 <primary sortas="b-e2initrd_helper">e2initrd_helper</primary>
261 </indexterm>
262 </listitem>
263 </varlistentry>
264
265 <varlistentry id="e2label">
266 <term><command>e2label</command></term>
267 <listitem>
268 <para>Displays or changes the file system label on the <systemitem
269 class="filesystem">ext2</systemitem> file system present on a given
270 device</para>
271 <indexterm zone="ch-system-e2fsprogs e2label">
272 <primary sortas="b-e2label">e2label</primary>
273 </indexterm>
274 </listitem>
275 </varlistentry>
276
277 <varlistentry id="e2undo">
278 <term><command>e2undo</command></term>
279 <listitem>
280 <para>Replays the undo log undo_log for an ext2/ext3/ext4 filesystem
281 found on a device. This can be used to undo a failed operation by an
282 e2fsprogs program.</para>
283 <indexterm zone="ch-system-e2fsprogs e2undo">
284 <primary sortas="b-e2undo">e2undo</primary>
285 </indexterm>
286 </listitem>
287 </varlistentry>
288
289 <varlistentry id="filefrag">
290 <term><command>filefrag</command></term>
291 <listitem>
292 <para>Reports on how badly fragmented a particular file might be</para>
293 <indexterm zone="ch-system-e2fsprogs filefrag">
294 <primary sortas="b-filefrag">filefrag</primary>
295 </indexterm>
296 </listitem>
297 </varlistentry>
298
299 <varlistentry id="fsck.ext2">
300 <term><command>fsck.ext2</command></term>
301 <listitem>
302 <para>By default checks <systemitem class="filesystem">ext2</systemitem>
303 file systems. This is a hard link to <command>fsck</command>.</para>
304 <indexterm zone="ch-system-e2fsprogs fsck.ext2">
305 <primary sortas="b-fsck.ext2">fsck.ext2</primary>
306 </indexterm>
307 </listitem>
308 </varlistentry>
309
310 <varlistentry id="fsck.ext3">
311 <term><command>fsck.ext3</command></term>
312 <listitem>
313 <para>By default checks <systemitem class="filesystem">ext3</systemitem>
314 file systems. This is a hard link to <command>fsck</command>.</para>
315 <indexterm zone="ch-system-e2fsprogs fsck.ext3">
316 <primary sortas="b-fsck.ext3">fsck.ext3</primary>
317 </indexterm>
318 </listitem>
319 </varlistentry>
320
321 <varlistentry id="fsck.ext4">
322 <term><command>fsck.ext4</command></term>
323 <listitem>
324 <para>By default checks <systemitem class="filesystem">ext4</systemitem>
325 file systems. This is a hard link to <command>fsck</command>.</para>
326 <indexterm zone="ch-system-e2fsprogs fsck.ext4">
327 <primary sortas="b-fsck.ext4">fsck.ext4</primary>
328 </indexterm>
329 </listitem>
330 </varlistentry>
331
332 <varlistentry id="fsck.ext4dev">
333 <term><command>fsck.ext4dev</command></term>
334 <listitem>
335 <para>By default checks <systemitem class="filesystem">ext4</systemitem>
336 development file systems. This is a hard link to
337 <command>fsck</command>.</para>
338 <indexterm zone="ch-system-e2fsprogs fsck.ext4dev">
339 <primary sortas="b-fsck.ext4dev">fsck.ext4dev</primary>
340 </indexterm>
341 </listitem>
342 </varlistentry>
343
344 <varlistentry id="logsave">
345 <term><command>logsave</command></term>
346 <listitem>
347 <para>Saves the output of a command in a log file</para>
348 <indexterm zone="ch-system-e2fsprogs logsave">
349 <primary sortas="b-logsave">logsave</primary>
350 </indexterm>
351 </listitem>
352 </varlistentry>
353
354 <varlistentry id="lsattr">
355 <term><command>lsattr</command></term>
356 <listitem>
357 <para>Lists the attributes of files on a second extended file
358 system</para>
359 <indexterm zone="ch-system-e2fsprogs lsattr">
360 <primary sortas="b-lsattr">lsattr</primary>
361 </indexterm>
362 </listitem>
363 </varlistentry>
364
365 <varlistentry id="mk_cmds">
366 <term><command>mk_cmds</command></term>
367 <listitem>
368 <para>Converts a table of command names and help messages into a C
369 source file suitable for use with the <filename
370 class="libraryfile">libss</filename> subsystem library</para>
371 <indexterm zone="ch-system-e2fsprogs mk_cmds">
372 <primary sortas="b-mk_cmds">mk_cmds</primary>
373 </indexterm>
374 </listitem>
375 </varlistentry>
376
377 <varlistentry id="mke2fs">
378 <term><command>mke2fs</command></term>
379 <listitem>
380 <para>Creates an <systemitem class="filesystem">ext2</systemitem>
381 or <systemitem class="filesystem">ext3</systemitem> file system on
382 the given device</para>
383 <indexterm zone="ch-system-e2fsprogs mke2fs">
384 <primary sortas="b-mke2fs">mke2fs</primary>
385 </indexterm>
386 </listitem>
387 </varlistentry>
388
389 <varlistentry id="mkfs.ext2">
390 <term><command>mkfs.ext2</command></term>
391 <listitem>
392 <para>By default creates <systemitem class="filesystem">ext2</systemitem>
393 file systems. This is a hard link to <command>mke2fs</command>.</para>
394 <indexterm zone="ch-system-e2fsprogs mkfs.ext2">
395 <primary sortas="b-mkfs.ext2">mkfs.ext2</primary>
396 </indexterm>
397 </listitem>
398 </varlistentry>
399
400 <varlistentry id="mkfs.ext3">
401 <term><command>mkfs.ext3</command></term>
402 <listitem>
403 <para>By default creates <systemitem class="filesystem">ext3</systemitem>
404 file systems. This is a hard link to <command>mke2fs</command>.</para>
405 <indexterm zone="ch-system-e2fsprogs mkfs.ext3">
406 <primary sortas="b-mkfs.ext3">mkfs.ext3</primary>
407 </indexterm>
408 </listitem>
409 </varlistentry>
410
411 <varlistentry id="mkfs.ext4">
412 <term><command>mkfs.ext4</command></term>
413 <listitem>
414 <para>By default creates <systemitem class="filesystem">ext4</systemitem>
415 file systems. This is a hard link to <command>mke2fs</command>.</para>
416 <indexterm zone="ch-system-e2fsprogs mkfs.ext4">
417 <primary sortas="b-mkfs.ext4">mkfs.ext4</primary>
418 </indexterm>
419 </listitem>
420 </varlistentry>
421
422 <varlistentry id="mkfs.ext4dev">
423 <term><command>mkfs.ext4dev</command></term>
424 <listitem>
425 <para>By default creates <systemitem class="filesystem">ext4</systemitem>
426 development file systems. This is a hard link to <command>mke2fs</command>.</para>
427 <indexterm zone="ch-system-e2fsprogs mkfs.ext4dev">
428 <primary sortas="b-mkfs.ext4dev">mkfs.ext4dev</primary>
429 </indexterm>
430 </listitem>
431 </varlistentry>
432
433 <varlistentry id="mklost-found">
434 <term><command>mklost+found</command></term>
435 <listitem>
436 <para>Used to create a <filename class="directory">lost+found</filename>
437 directory on an <systemitem class="filesystem">ext2</systemitem> file
438 system; it pre-allocates disk blocks to this directory to lighten the
439 task of <command>e2fsck</command></para>
440 <indexterm zone="ch-system-e2fsprogs mklost-found">
441 <primary sortas="b-mklost+found">mklost+found</primary>
442 </indexterm>
443 </listitem>
444 </varlistentry>
445
446 <varlistentry id="resize2fs">
447 <term><command>resize2fs</command></term>
448 <listitem>
449 <para>Can be used to enlarge or shrink an <systemitem
450 class="filesystem">ext2</systemitem> file system</para>
451 <indexterm zone="ch-system-e2fsprogs resize2fs">
452 <primary sortas="b-resize2fs">resize2fs</primary>
453 </indexterm>
454 </listitem>
455 </varlistentry>
456
457 <varlistentry id="tune2fs">
458 <term><command>tune2fs</command></term>
459 <listitem>
460 <para>Adjusts tunable file system parameters on an <systemitem
461 class="filesystem">ext2</systemitem> file system</para>
462 <indexterm zone="ch-system-e2fsprogs tune2fs">
463 <primary sortas="b-tune2fs">tune2fs</primary>
464 </indexterm>
465 </listitem>
466 </varlistentry>
467
468 <varlistentry id="libcom_err">
469 <term><filename class="libraryfile">libcom_err</filename></term>
470 <listitem>
471 <para>The common error display routine</para>
472 <indexterm zone="ch-system-e2fsprogs libcom_err">
473 <primary sortas="c-libcom_err">libcom_err</primary>
474 </indexterm>
475 </listitem>
476 </varlistentry>
477
478 <varlistentry id="libe2p">
479 <term><filename class="libraryfile">libe2p</filename></term>
480 <listitem>
481 <para>Used by <command>dumpe2fs</command>, <command>chattr</command>,
482 and <command>lsattr</command></para>
483 <indexterm zone="ch-system-e2fsprogs libe2p">
484 <primary sortas="c-libe2p">libe2p</primary>
485 </indexterm>
486 </listitem>
487 </varlistentry>
488
489 <varlistentry id="libext2fs">
490 <term><filename class="libraryfile">libext2fs</filename></term>
491 <listitem>
492 <para>Contains routines to enable user-level programs to manipulate an
493 <systemitem class="filesystem">ext2</systemitem> file system</para>
494 <indexterm zone="ch-system-e2fsprogs libext2fs">
495 <primary sortas="c-libext2fs">libext2fs</primary>
496 </indexterm>
497 </listitem>
498 </varlistentry>
499
500 <varlistentry id="libss">
501 <term><filename class="libraryfile">libss</filename></term>
502 <listitem>
503 <para>Used by <command>debugfs</command></para>
504 <indexterm zone="ch-system-e2fsprogs libss">
505 <primary sortas="c-libss">libss</primary>
506 </indexterm>
507 </listitem>
508 </varlistentry>
509
510 </variablelist>
511
512 </sect2>
513
514</sect1>
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