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root/src/vendor/perl/5.18.1/Porting/README.pod
Revision: 6435
Committed: Mon Dec 2 04:40:05 2013 UTC (10 years, 5 months ago) by laffer1
File size: 10545 byte(s)
Log Message:
tag perl 5.18.1

File Contents

# Content
1 =head1 NAME
2
3 README.pod - README for the F<Porting/> directory in the Perl 5 core distribution.
4
5 =head1 FILES
6
7 =head2 F<acknowledgements.pl>
8
9 Generates the text which goes in the Acknowledgements section in
10 a perldelta. You pass in the previous version and it guesses the next
11 version, fetches information from the repository and outputs the
12 text.
13
14 =head2 F<add-package.pl>
15
16 Program to prepare dual-life distributions for insertion into the Perl 5
17 F<lib/> and F<t/> directories. Now thought to be largely superseded.
18
19 =head2 F<bisect-example.sh>, F<bisect-runner.pl> and F<bisect.pl>
20
21 Use C<git bisect> to pinpoint changes.
22
23 =head2 F<bump-perl-version>
24
25 A utility to find, and optionally bump, references to the perl version
26 number in various files within the perl source.
27
28 =head2 F<check83.pl>
29
30 Performs pathname portability checks, including whether there are naming
31 conflicts when names are truncated to the DOSish, case-ignoring 8.3 format.
32
33 =head2 F<checkAUTHORS.pl>
34
35 Used by F<t/porting/authors.t> to ensure the F<AUTHORS> list is up to date.
36
37 =head2 F<checkURL.pl>
38
39 Checks that all the URLs in the Perl source are valid.
40
41 =head2 F<checkVERSION.pl>
42
43 Used by F<t/porting/cmp_version.t> to ensure changed modules have had their
44 versions updated.
45
46 =head2 F<checkansi.pl>
47
48 Check source code for ANSI-C violations.
49
50 =head2 F<checkcfgvar.pl>
51
52 Check that the various F<config.sh>-clones have (at least) all the same
53 symbols as the top-level F<config_h.SH> so that the (potentially) needed
54 symbols are not lagging after how F<Configure> thinks the world is laid out.
55 VMS is probably not handled properly here, due to their own rather elaborate
56 DCL scripting.
57
58 =head2 F<check-cpan-pollution>
59
60 Scans the commit logs for commits that are potentially, illegitimately
61 touching modules that are primarily maintained outside of the perl core. Also
62 checks for commits that span multiple distributions in F<cpan/> or F<dist/>.
63 Makes sure that updated CPAN distributions also update
64 F<Porting/Maintainers.pl>, but otherwise ignores changes to that file (and
65 F<MANIFEST>).
66
67 =head2 F<checkpodencoding.pl>
68
69 Check if POD files contain non-ASCII without specifying
70 encoding. Run it as: C<perl Porting/checkpodencoding.pl>.
71
72 =head2 F<cherrymaint>
73
74 Command line tool to update cherrymaint; a tool for selecting commits from
75 blead to cherry-pick into stable perl versions.
76
77 =head2 F<cmpVERSION.pl>
78
79 Compare the current Perl source tree and a given tag for modules that have
80 identical version numbers but different contents.
81
82 =head2 F<config_H>
83
84 This file is a sample F<config.h> file. If you are unable to successfully run
85 F<Configure>, copy this file to F<config.h> and edit it to suit your system.
86
87 =head2 F<config_h.pl>
88
89 Used when importing changes from F<metaconfig>. This script reorders
90 F<config_h.SH> after metaconfig.
91
92 =head2 F<config.sh>
93
94 This file is a sample F<config.sh> file. F<config.sh> is normally
95 produced by running the F<Configure> script. It holds all the definitions
96 figured out by F<Configure>. If you are unable to successfully run
97 F<Configure> on your system, copy this sample file to F<config.sh>
98 at the top of the perl source tree and edit it to suit your system.
99 Then propagate those values by running C<Configure -S>. This sample
100 file is normally updated each time F<Configure> is updated.
101
102 =head2 F<core-cpan-diff>
103
104 Compare CPAN modules with their equivalent in core.
105 Originally based on App::DualLivedDiff by Steffen Mueller.
106
107 =head2 F<corecpan.pl>
108
109 Reports, in a perl source tree, which dual-lived core modules have not the
110 same version than the corresponding module on CPAN.
111
112 =head2 F<corelist-diff>
113
114 Prints a table of differences between two Perl versions with respect to
115 modules included in the distribution.
116
117 =head2 F<corelist.pl>
118
119 Generates info for Module::CoreList from this perl tree.
120
121 =head2 F<corelist-perldelta.pl>
122
123 Generates a list of the module changes for the Perl you are currently
124 building. Also generates a diff between the corelist sections of two
125 F<perldelta*> files.
126
127 =head2 F<epigraphs.pod>
128
129 List of Perl release epigraphs.
130
131 =head2 F<exec-bit.txt>
132
133 This file contains a list of files that F<makerel> will ensure get an
134 executable bit.
135
136 =head2 F<exercise_makedef.pl>
137
138 Brute force testing for F<makedef.pl>.
139
140 =head2 F<expand-macro.pl>
141
142 Expand C macros using the C preprocessor.
143
144 =head2 F<findrfuncs>
145
146 This script finds reentrant variants of functions used in an executable and
147 shared objects.
148
149 =head2 F<GitUtils.pm>
150
151 This script contains the subroutine to generate a F<.patch file> for a
152 committish (the SHA1 checksum of a commit, a number made of 40 hexadecimal
153 digits which acts the internal unique identifier for this commit
154 (lilypond.org). Related file: F<make_dot_patch.pl>
155
156 =head2 F<git-deltatool>
157
158 This script, a rough draft, aids in generating a perldelta file
159 from a series of git commits.
160
161 =head2 F<git-find-p4-change>
162
163 This script, given a Perforce change number, outputs the equivalent git commit
164 id.
165
166 =head2 F<git-make-p4-refs>
167
168 This script creates a tag for every p4raw-id.
169
170 =head2 F<Glossary>
171
172 This file is built by F<metaconfig>. This file contains a description of all
173 the shell variables whose value is determined by the Configure script.
174 It later gets incorporated into the pod for F<Config.pm>.
175
176 =head2 F<how_to_write_a_perldelta.pod>
177
178 This file contains a specification as to how to write a perldelta pod.
179 Related file: F<perldelta_template.pod>
180
181 =head2 F<leakfinder.pl>
182
183 This script executes every line in every file in the build directory and its
184 subdirectories to determine if the number of SVs goes up and reports it as a
185 leak to STDOUT. WARNING! some harm could be done if a line contains something
186 similar to C<`rm *`>.
187
188 =head2 F<Maintainers>
189
190 This script shows information about the maintainers of core files/modules.
191
192 Related files: F<Maintainers.pl>, F<Maintainers.pm>
193
194 =head2 F<Maintainers.pl>
195
196 A package associating core files/modules with maintainers. Related files:
197 F<Maintainers>, F<Maintainers.pm>
198
199 =head2 F<Maintainers.pm>
200
201 A package to search and show information about which core files/modules are
202 associated with maintainers. Related files: F<Maintainers>, F<Maintainers.pl>
203
204 =head2 F<make-rmg-checklist>
205
206 This script creates a release checklist as a simple HTML document.
207
208 =head2 F<make_dot_patch.pl>
209
210 Generate a F<.patch> file to STDOUT for a commit ID specified on the
211 command-line.
212
213 =head2 F<make_modlib_cpan.pl>
214
215 This script generates the list of registered CPAN sites in F<perlmodlib.PL>.
216
217 =head2 F<make_snapshot.pl>
218
219 This script is a quick and dirty snapshot generator for the perl5.git.perl.org
220 web page to use to generate the snapshot files.
221
222 =head2 F<makemeta>
223
224 This script creates F<META.yml> and F<META.json> files.
225
226 =head2 F<makerel>
227
228 This script builds a Perl release tarball.
229
230 =head2 F<manicheck>
231
232 This script outputs a list of files in F<MANIFEST> which don't exist and a
233 list of files that exist and aren't in F<MANIFEST>.
234
235 =head2 F<manisort>
236
237 This script sorts the files in F<MANIFEST>.
238
239 =head2 F<new-perldelta.pl>
240
241 This script automates the process for creating perldelta.pl.
242
243 =head2 F<newtests-perldelta.pl>
244
245 This script outputs the added tests between the two versions of Perl.
246
247 =head2 F<perldelta_template.pod>
248
249 Template for F<perldelta>.
250
251 =head2 F<perlhist_calculate.pl>
252
253 Generates info for F<perlhist> from this perl tree.
254
255 =head2 F<pod_lib.pl>
256
257 When C<require>d into other programs in the Perl 5 core
258 distribution, provides functions useful during testing.
259
260 =head2 F<pod_rules.pl>
261
262 Generate the sections of files listed in C<%Targets> from F<pod/perl.pod>.
263 Mostly these are rules in Makefiles.
264
265 --verbose gives slightly more output
266 --build-all tries to build everything
267 --build-foo updates foo as follows
268 --showfiles shows the files to be changed
269 --test exit if perl.pod, MANIFEST are consistent, and regenerated
270 files are up to date, die otherwise.
271
272 =head2 F<podtidy>
273
274 Applies F<podtidy> to a file.
275
276 =head2 F<pumpkin.pod>
277
278 Pumpkin - Notes on handling the Perl Patch Pumpkin And Porting Perl.
279 Many of these are out of date or superseded by other documents in
280 this directory.
281
282 =head2 F<README.y2038>
283
284 The y2038 implementation for perl. This is an implementation of POSIX time.h
285 which solves the year 2038 bug on systems where time_t is only 32 bits. It is
286 implemented in bog-standard ANSI C. The latest version can be found at
287 L<http://y2038.googlecode.com/>.
288
289 =head2 F<release_announcement_template.txt>
290
291 Release announcment for minor releasements of the 5.17 development series.
292
293 =head2 F<release_managers_guide.pod>
294
295 Releasing a new version of perl 5.x. Note that things change at each release,
296 so there may be new things not covered here, or tools may need updating.
297
298 =head2 F<release_schedule.pod>
299
300 This schedule lists the projected or historical development and release
301 schedules for the next, current and previous stable versions of Perl. Dates
302 with all question marks will only be releases if deemed necessary by the
303 Pumpking.
304
305 =head2 F<rt_list_patches>
306
307 Shell script to list patches in RT.
308
309 =head2 F<sort_perldiag.pl>
310
311 This is a script for sorting the warning and error messages in
312 F<perldiag.pod>. POD formatting, printf-style escapes, non-letter characters,
313 and case are ignored, as explained in L<perldiag>.
314
315 =head2 F<testall.atom>
316
317 Test suite profiling on Tru 64.
318
319 =head2 F<thirdclean>
320
321 Script for cleaning out the "known noise" from Third Degree reports: either
322 noise caused by F<libc> itself, or F<Perl_yyparse> leaks.
323
324 =head2 F<time>
325
326 A helper tool for perl's 2038 support. See F<Porting/README.y2038> for details.
327
328 =head2 F<timecheck2.c>
329
330 A little program to test the limits of your system's time functions. See
331 F<Porting/README.y2038> for details.
332
333 =head2 F<timecheck.c>
334
335 A helper tool for perl's 2038 support See F<Porting/README.y2038> for details.
336
337 =head2 F<todo.pod>
338
339 This is a list of wishes for Perl. The most up-to-date version of this file is
340 at L<http://perl5.git.perl.org/perl.git/blob_plain/HEAD:/Porting/todo.pod>.
341 The tasks we think are smaller or easier are listed first. Anyone is welcome
342 to work on any of these, but it's a good idea to first contact
343 F<perl5-porters@perl.org> to avoid duplication of effort, and to learn from
344 any previous attempts.
345
346 =head2 F<valgrindpp.pl>
347
348 A post-processor for C<make test.valgrind>. F<valgrindpp.pl> is a
349 post-processor for F<.valgrind> files created during C<make test.valgrind>. It
350 collects all these files, extracts most of the information and produces a
351 significantly shorter summary of all detected memory access errors and memory
352 leaks.
353
354 =cut
355