source: chapter08/perl.xml@ 47c9152

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Last change on this file since 47c9152 was 6a06eaf, checked in by Bruce Dubbs <bdubbs@…>, 4 years ago

Update to man-pages-5.08.
Update to libpipeline-1.5.3.
Update to iproute2-5.8.0.
Update to linux-5.8.1.
Fix typo in settingenviron.xml.
Use entity in perl configuration instructions.

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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-perl" role="wrap">
9 <?dbhtml filename="perl.html"?>
10
11 <sect1info condition="script">
12 <productname>perl</productname>
13 <productnumber>&perl-version;</productnumber>
14 <address>&perl-url;</address>
15 </sect1info>
16
17 <title>Perl-&perl-version;</title>
18
19 <indexterm zone="ch-system-perl">
20 <primary sortas="a-Perl">Perl</primary>
21 </indexterm>
22
23 <sect2 role="package">
24 <title/>
25
26 <para>The Perl package contains the Practical Extraction and Report
27 Language.</para>
28
29 <segmentedlist>
30 <segtitle>&buildtime;</segtitle>
31 <segtitle>&diskspace;</segtitle>
32
33 <seglistitem>
34 <seg>&perl-fin-sbu;</seg>
35 <seg>&perl-fin-du;</seg>
36 </seglistitem>
37 </segmentedlist>
38
39 </sect2>
40
41 <sect2 role="installation">
42 <title>Installation of Perl</title>
43
44 <para>This version of Perl now builds the Compress::Raw::Zlib and
45 Compress::Raw::BZip2 modules. By
46 default Perl will use an internal copy of the sources for the build.
47 Issue the following command so that Perl will use the libraries
48 installed on the system:</para>
49
50<screen><userinput remap="pre">export BUILD_ZLIB=False
51export BUILD_BZIP2=0</userinput></screen>
52
53 <para>To have full control over the way Perl is set up, you can remove the
54 <quote>-des</quote> options from the following command and hand-pick the way
55 this package is built. Alternatively, use the command exactly as below to
56 use the defaults that Perl auto-detects:</para>
57
58 <screen><userinput remap="configure">sh Configure -des \
59 -Dprefix=/usr \
60 -Dvendorprefix=/usr \
61 -Dprivlib=/usr/lib/perl5/&perl-version-min;/core_perl \
62 -Darchlib=/usr/lib/perl5/&perl-version-min;/core_perl \
63 -Dsitelib=/usr/lib/perl5/&perl-version-min;/site_perl \
64 -Dsitearch=/usr/lib/perl5/&perl-version-min;/site_perl \
65 -Dvendorlib=/usr/lib/perl5/&perl-version-min;/vendor_perl \
66 -Dvendorarch=/usr/lib/perl5/&perl-version-min;/vendor_perl \
67 -Dman1dir=/usr/share/man/man1 \
68 -Dman3dir=/usr/share/man/man3 \
69 -Dpager="/usr/bin/less -isR" \
70 -Duseshrplib \
71 -Dusethreads</userinput></screen>
72
73 <variablelist>
74 <title>The meaning of the configure options:</title>
75
76 <varlistentry>
77 <term><parameter>-Dvendorprefix=/usr</parameter></term>
78 <listitem>
79 <para>This ensures <command>perl</command> knows how to
80 tell packages where they should install their perl modules.</para>
81 </listitem>
82 </varlistentry>
83
84 <varlistentry>
85 <term><parameter>-Dpager="/usr/bin/less -isR"</parameter></term>
86 <listitem>
87 <para>This ensures that <userinput>less</userinput> is used instead
88 of <userinput>more</userinput>.</para>
89 </listitem>
90 </varlistentry>
91
92 <varlistentry>
93 <term><parameter>-Dman1dir=/usr/share/man/man1
94 -Dman3dir=/usr/share/man/man3</parameter></term>
95 <listitem>
96 <para>Since Groff is not installed yet, <command>Configure</command>
97 thinks that we do not want man pages for Perl. Issuing these
98 parameters overrides this decision.</para>
99 </listitem>
100 </varlistentry>
101
102 <varlistentry>
103 <term><parameter>-Duseshrplib</parameter></term>
104 <listitem>
105 <para>Build a shared libperl needed by some perl modules.</para>
106 </listitem>
107 </varlistentry>
108
109 <varlistentry>
110 <term><parameter>-Dusethreads</parameter></term>
111 <listitem>
112 <para>Build perl with support for threads.</para>
113 </listitem>
114 </varlistentry>
115
116 <varlistentry>
117 <term><parameter>-Dprivlib,-Darchlib,-Dsitelib,...</parameter></term>
118 <listitem>
119 <para>These settings define where Perl is looking for installed
120 modules. The LFS editors chose to put them in a directory structure
121 based on the Major.Minor version of Perl (&perl-version-min;) which
122 allows upgrading Perl to newer Patch levels (&perl-version;) without
123 the need to reinstall all of the modules again.</para>
124 </listitem>
125 </varlistentry>
126
127 </variablelist>
128
129 <para>Compile the package:</para>
130
131<screen><userinput remap="make">make</userinput></screen>
132
133 <para>To test the results (approximately 11 SBU), issue:</para>
134
135<screen><userinput remap="test">make test</userinput></screen>
136
137 <!--note><para>One test fails due to using the most recent version of gdbm.
138 </para></note-->
139
140 <para>Install the package and clean up:</para>
141
142<screen><userinput remap="install">make install
143unset BUILD_ZLIB BUILD_BZIP2</userinput></screen>
144
145 </sect2>
146
147 <sect2 id="contents-perl" role="content">
148 <title>Contents of Perl</title>
149
150 <segmentedlist>
151 <segtitle>Installed programs</segtitle>
152 <segtitle>Installed libraries</segtitle>
153 <segtitle>Installed directory</segtitle>
154
155 <seglistitem>
156 <seg>corelist, cpan, enc2xs, encguess, h2ph, h2xs, instmodsh,
157 json_pp, libnetcfg, perl, perl&perl-version; (hard link to perl),
158 perlbug, perldoc, perlivp, perlthanks (hard link to perlbug), piconv,
159 pl2pm, pod2html, pod2man, pod2text, pod2usage, podchecker, podselect,
160 prove, ptar, ptardiff, ptargrep, shasum,
161 splain, xsubpp, and zipdetails</seg>
162 <seg>Many which cannot all be listed here</seg>
163 <seg>/usr/lib/perl5</seg>
164 </seglistitem>
165 </segmentedlist>
166
167 <variablelist>
168 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
169 <?dbfo list-presentation="list"?>
170 <?dbhtml list-presentation="table"?>
171<!--
172 <varlistentry id="c2ph">
173 <term><command>c2ph</command></term>
174 <listitem>
175 <para>Dumps C structures as generated from
176 <command>cc -g -S</command></para>
177 <indexterm zone="ch-system-perl c2ph">
178 <primary sortas="b-c2ph">c2ph</primary>
179 </indexterm>
180 </listitem>
181 </varlistentry>
182-->
183 <varlistentry id="corelist">
184 <term><command>corelist</command></term>
185 <listitem>
186 <para>A commandline frontend to Module::CoreList</para>
187 <indexterm zone="ch-system-perl corelist">
188 <primary sortas="b-corelist">corelist</primary>
189 </indexterm>
190 </listitem>
191 </varlistentry>
192
193 <varlistentry id="cpan">
194 <term><command>cpan</command></term>
195 <listitem>
196 <para>Interact with the Comprehensive Perl Archive Network (CPAN)
197 from the command line</para>
198 <indexterm zone="ch-system-perl cpan">
199 <primary sortas="b-cpan">cpan</primary>
200 </indexterm>
201 </listitem>
202 </varlistentry>
203
204 <varlistentry id="enc2xs">
205 <term><command>enc2xs</command></term>
206 <listitem>
207 <para>Builds a Perl extension for the Encode module from either
208 Unicode Character Mappings or Tcl Encoding Files</para>
209 <indexterm zone="ch-system-perl enc2xs">
210 <primary sortas="b-enc2xs">enc2xs</primary>
211 </indexterm>
212 </listitem>
213 </varlistentry>
214
215 <varlistentry id="encguess">
216 <term><command>encguess</command></term>
217 <listitem>
218 <para>Guess the encoding type of one or several files</para>
219 <indexterm zone="ch-system-perl encguess">
220 <primary sortas="b-encguess">encguess</primary>
221 </indexterm>
222 </listitem>
223 </varlistentry>
224
225 <varlistentry id="h2ph">
226 <term><command>h2ph</command></term>
227 <listitem>
228 <para>Converts <filename class="extension">.h</filename> C header
229 files to <filename class="extension">.ph</filename> Perl header
230 files</para>
231 <indexterm zone="ch-system-perl h2ph">
232 <primary sortas="b-h2ph">h2ph</primary>
233 </indexterm>
234 </listitem>
235 </varlistentry>
236
237 <varlistentry id="h2xs">
238 <term><command>h2xs</command></term>
239 <listitem>
240 <para>Converts <filename class="extension">.h</filename> C header
241 files to Perl extensions</para>
242 <indexterm zone="ch-system-perl h2xs">
243 <primary sortas="b-h2xs">h2xs</primary>
244 </indexterm>
245 </listitem>
246 </varlistentry>
247
248 <varlistentry id="instmodsh">
249 <term><command>instmodsh</command></term>
250 <listitem>
251 <para>Shell script for examining installed Perl modules,
252 and can create a tarball from an installed module</para>
253 <indexterm zone="ch-system-perl instmodsh">
254 <primary sortas="b-instmodsh">instmodsh</primary>
255 </indexterm>
256 </listitem>
257 </varlistentry>
258
259 <varlistentry id="json_pp">
260 <term><command>json_pp</command></term>
261 <listitem>
262 <para>Converts data between certain input and output formats</para>
263 <indexterm zone="ch-system-perl json_pp">
264 <primary sortas="b-json_pp">json_pp</primary>
265 </indexterm>
266 </listitem>
267 </varlistentry>
268
269 <varlistentry id="libnetcfg">
270 <term><command>libnetcfg</command></term>
271 <listitem>
272 <para>Can be used to configure the
273 <filename class="libraryfile">libnet</filename> Perl module</para>
274 <indexterm zone="ch-system-perl libnetcfg">
275 <primary sortas="b-libnetcfg">libnetcfg</primary>
276 </indexterm>
277 </listitem>
278 </varlistentry>
279
280 <varlistentry id="perl">
281 <term><command>perl</command></term>
282 <listitem>
283 <para>Combines some of the best features of C, <command>sed</command>,
284 <command>awk</command> and <command>sh</command> into a single
285 swiss-army language</para>
286 <indexterm zone="ch-system-perl perl">
287 <primary sortas="b-perl">perl</primary>
288 </indexterm>
289 </listitem>
290 </varlistentry>
291
292 <varlistentry id="perl-version">
293 <term><command>perl&perl-version;</command></term>
294 <listitem>
295 <para>A hard link to <command>perl</command></para>
296 <indexterm zone="ch-system-perl perl-version">
297 <primary sortas="b-perl&perl-version;">perl&perl-version;</primary>
298 </indexterm>
299 </listitem>
300 </varlistentry>
301
302 <varlistentry id="perlbug">
303 <term><command>perlbug</command></term>
304 <listitem>
305 <para>Used to generate bug reports about Perl, or the modules that come
306 with it, and mail them</para>
307 <indexterm zone="ch-system-perl perlbug">
308 <primary sortas="b-perlbug">perlbug</primary>
309 </indexterm>
310 </listitem>
311 </varlistentry>
312
313 <varlistentry id="perldoc">
314 <term><command>perldoc</command></term>
315 <listitem>
316 <para>Displays a piece of documentation in pod format that is embedded
317 in the Perl installation tree or in a Perl script</para>
318 <indexterm zone="ch-system-perl perldoc">
319 <primary sortas="b-perldoc">perldoc</primary>
320 </indexterm>
321 </listitem>
322 </varlistentry>
323
324 <varlistentry id="perlivp">
325 <term><command>perlivp</command></term>
326 <listitem>
327 <para>The Perl Installation Verification Procedure; it can be used to
328 verify that Perl and its libraries have been installed
329 correctly</para>
330 <indexterm zone="ch-system-perl perlivp">
331 <primary sortas="b-perlivp">perlivp</primary>
332 </indexterm>
333 </listitem>
334 </varlistentry>
335
336 <varlistentry id="perlthanks">
337 <term><command>perlthanks</command></term>
338 <listitem>
339 <para>Used to generate thank you messages to mail to the Perl
340 developers</para>
341 <indexterm zone="ch-system-perl perlthanks">
342 <primary sortas="b-perlthanks">perlthanks</primary>
343 </indexterm>
344 </listitem>
345 </varlistentry>
346
347 <varlistentry id="piconv">
348 <term><command>piconv</command></term>
349 <listitem>
350 <para>A Perl version of the character encoding converter
351 <command>iconv</command></para>
352 <indexterm zone="ch-system-perl piconv">
353 <primary sortas="b-piconv">piconv</primary>
354 </indexterm>
355 </listitem>
356 </varlistentry>
357
358 <varlistentry id="pl2pm">
359 <term><command>pl2pm</command></term>
360 <listitem>
361 <para>A rough tool for converting Perl4
362 <filename class="extension">.pl</filename> files to Perl5
363 <filename class="extension">.pm</filename> modules</para>
364 <indexterm zone="ch-system-perl pl2pm">
365 <primary sortas="b-pl2pm">pl2pm</primary>
366 </indexterm>
367 </listitem>
368 </varlistentry>
369
370 <varlistentry id="pod2html">
371 <term><command>pod2html</command></term>
372 <listitem>
373 <para>Converts files from pod format to HTML format</para>
374 <indexterm zone="ch-system-perl pod2html">
375 <primary sortas="b-pod2html">pod2html</primary>
376 </indexterm>
377 </listitem>
378 </varlistentry>
379
380 <varlistentry id="pod2man">
381 <term><command>pod2man</command></term>
382 <listitem>
383 <para>Converts pod data to formatted *roff input</para>
384 <indexterm zone="ch-system-perl pod2man">
385 <primary sortas="b-pod2man">pod2man</primary>
386 </indexterm>
387 </listitem>
388 </varlistentry>
389
390 <varlistentry id="pod2text">
391 <term><command>pod2text</command></term>
392 <listitem>
393 <para>Converts pod data to formatted ASCII text</para>
394 <indexterm zone="ch-system-perl pod2text">
395 <primary sortas="b-pod2text">pod2text</primary>
396 </indexterm>
397 </listitem>
398 </varlistentry>
399
400 <varlistentry id="pod2usage">
401 <term><command>pod2usage</command></term>
402 <listitem>
403 <para>Prints usage messages from embedded pod docs in files</para>
404 <indexterm zone="ch-system-perl pod2usage">
405 <primary sortas="b-pod2usage">pod2usage</primary>
406 </indexterm>
407 </listitem>
408 </varlistentry>
409
410 <varlistentry id="podchecker">
411 <term><command>podchecker</command></term>
412 <listitem>
413 <para>Checks the syntax of pod format documentation files</para>
414 <indexterm zone="ch-system-perl podchecker">
415 <primary sortas="b-podchecker">podchecker</primary>
416 </indexterm>
417 </listitem>
418 </varlistentry>
419
420 <varlistentry id="podselect">
421 <term><command>podselect</command></term>
422 <listitem>
423 <para>Displays selected sections of pod documentation</para>
424 <indexterm zone="ch-system-perl podselect">
425 <primary sortas="b-podselect">podselect</primary>
426 </indexterm>
427 </listitem>
428 </varlistentry>
429
430 <varlistentry id="prove">
431 <term><command>prove</command></term>
432 <listitem>
433 <para>Command line tool for running tests against the Test::Harness
434 module</para>
435 <indexterm zone="ch-system-perl prove">
436 <primary sortas="b-prove">prove</primary>
437 </indexterm>
438 </listitem>
439 </varlistentry>
440<!--
441 <varlistentry id="pstruct">
442 <term><command>pstruct</command></term>
443 <listitem>
444 <para>Dumps C structures as generated from <command>cc -g -S</command>
445 stabs</para>
446 <indexterm zone="ch-system-perl pstruct">
447 <primary sortas="b-pstruct">pstruct</primary>
448 </indexterm>
449 </listitem>
450 </varlistentry>
451-->
452 <varlistentry id="ptar">
453 <term><command>ptar</command></term>
454 <listitem>
455 <para>A <command>tar</command>-like program written in Perl</para>
456 <indexterm zone="ch-system-perl ptar">
457 <primary sortas="b-ptar">ptar</primary>
458 </indexterm>
459 </listitem>
460 </varlistentry>
461
462 <varlistentry id="ptardiff">
463 <term><command>ptardiff</command></term>
464 <listitem>
465 <para>A Perl program that compares an extracted archive with an
466 unextracted one</para>
467 <indexterm zone="ch-system-perl ptardiff">
468 <primary sortas="b-ptardiff">ptardiff</primary>
469 </indexterm>
470 </listitem>
471 </varlistentry>
472
473 <varlistentry id="ptargrep">
474 <term><command>ptargrep</command></term>
475 <listitem>
476 <para>A Perl program that applies pattern matching to the contents
477 of files in a tar archive</para>
478 <indexterm zone="ch-system-perl ptargrep">
479 <primary sortas="b-ptargrep">ptargrep</primary>
480 </indexterm>
481 </listitem>
482 </varlistentry>
483
484 <varlistentry id="shasum">
485 <term><command>shasum</command></term>
486 <listitem>
487 <para>Prints or checks SHA checksums</para>
488 <indexterm zone="ch-system-perl shasum">
489 <primary sortas="b-shasum">shasum</primary>
490 </indexterm>
491 </listitem>
492 </varlistentry>
493
494 <varlistentry id="splain">
495 <term><command>splain</command></term>
496 <listitem>
497 <para>Is used to force verbose warning diagnostics in Perl</para>
498 <indexterm zone="ch-system-perl splain">
499 <primary sortas="b-splain">splain</primary>
500 </indexterm>
501 </listitem>
502 </varlistentry>
503
504 <varlistentry id="xsubpp">
505 <term><command>xsubpp</command></term>
506 <listitem>
507 <para>Converts Perl XS code into C code</para>
508 <indexterm zone="ch-system-perl xsubpp">
509 <primary sortas="b-xsubpp">xsubpp</primary>
510 </indexterm>
511 </listitem>
512 </varlistentry>
513
514 <varlistentry id="zipdetails">
515 <term><command>zipdetails</command></term>
516 <listitem>
517 <para>Displays details about the internal structure of a Zip file</para>
518 <indexterm zone="ch-system-perl zipdetails">
519 <primary sortas="b-zipdetails">zipdetails</primary>
520 </indexterm>
521 </listitem>
522 </varlistentry>
523
524 </variablelist>
525
526 </sect2>
527
528</sect1>
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