Commit | Line | Data |
---|---|---|
4a656c5e RGS |
1 | #!perl |
2 | # Generates info for Module::CoreList from this perl tree | |
dc2f75c0 | 3 | # run this from the root of a perl tree |
e1018a69 DM |
4 | # |
5 | # Data is on STDOUT. | |
6 | # | |
7 | # With an optional arg specifying the root of a CPAN mirror, outputs the | |
8 | # %upstream and %bug_tracker hashes too. | |
9 | ||
54233949 | 10 | use autodie; |
4a656c5e RGS |
11 | use strict; |
12 | use warnings; | |
13 | use File::Find; | |
14 | use ExtUtils::MM_Unix; | |
dc2f75c0 | 15 | use version; |
fb237dfd NC |
16 | use lib "Porting"; |
17 | use Maintainers qw(%Modules files_to_modules); | |
18 | use File::Spec; | |
dc2f75c0 | 19 | use Parse::CPAN::Meta; |
a762e054 | 20 | use IPC::Cmd 'can_run'; |
b87bfaf3 | 21 | use HTTP::Tiny; |
9168ed13 | 22 | use IO::Uncompress::Gunzip; |
4a656c5e | 23 | |
b5b2770a S |
24 | my $corelist_file = './dist/Module-CoreList/lib/Module/CoreList.pm'; |
25 | my $utils_file = './dist/Module-CoreList/lib/Module/CoreList/Utils.pm'; | |
e1018a69 | 26 | |
59189dd7 | 27 | my %lines; |
fb237dfd NC |
28 | my %module_to_file; |
29 | my %modlist; | |
e1018a69 | 30 | |
dc2f75c0 JV |
31 | die "usage: $0 [ cpan-mirror/ ] [ 5.x.y] \n" unless @ARGV <= 2; |
32 | my $cpan = shift; | |
33 | my $raw_version = shift || $]; | |
34 | my $perl_version = version->parse("$raw_version"); | |
35 | my $perl_vnum = $perl_version->numify; | |
36 | my $perl_vstring = $perl_version->normal; # how do we get version.pm to not give us leading v? | |
37 | $perl_vstring =~ s/^v//; | |
fb237dfd | 38 | |
dc2f75c0 JV |
39 | if ( !-f 'MANIFEST' ) { |
40 | die "Must be run from the root of a clean perl tree\n"; | |
e1018a69 DM |
41 | } |
42 | ||
54233949 | 43 | open( my $corelist_fh, '<', $corelist_file ); |
dc2f75c0 | 44 | my $corelist = join( '', <$corelist_fh> ); |
7497b91f SH |
45 | close $corelist_fh; |
46 | ||
47 | unless ( | |
48 | $corelist =~ /^%released \s* = \s* \( | |
49 | .*? | |
50 | $perl_vnum \s* => \s* .*? | |
51 | \);/ismx | |
52 | ) | |
53 | { | |
54 | warn "Adding $perl_vnum to the list of released perl versions. Please consider adding a release date.\n"; | |
55 | $corelist =~ s/^(%released \s* = \s* .*?) ( \) ) | |
56 | /$1 $perl_vnum => '????-??-??',\n $2/ismx; | |
57 | } | |
dc2f75c0 | 58 | |
fb237dfd | 59 | if ($cpan) { |
dc2f75c0 JV |
60 | my $modlistfile = File::Spec->catfile( $cpan, 'modules', '02packages.details.txt' ); |
61 | my $content; | |
62 | ||
63 | my $fh; | |
64 | if ( -e $modlistfile ) { | |
65 | warn "Reading the module list from $modlistfile"; | |
54233949 | 66 | open $fh, '<', $modlistfile; |
dc2f75c0 | 67 | } elsif ( -e $modlistfile . ".gz" ) { |
a762e054 | 68 | my $zcat = can_run('gzcat') || can_run('zcat') or die "Can't find gzcat or zcat"; |
dc2f75c0 | 69 | warn "Reading the module list from $modlistfile.gz"; |
54233949 | 70 | open $fh, '-|', "$zcat $modlistfile.gz"; |
dc2f75c0 | 71 | } else { |
ee64eb7d RS |
72 | warn "About to fetch 02packages from www.cpan.org. This may take a few minutes\n"; |
73 | my $gzipped_content = fetch_url('http://www.cpan.org/modules/02packages.details.txt.gz'); | |
9168ed13 | 74 | unless ($gzipped_content) { |
ee64eb7d | 75 | die "Unable to read 02packages.details.txt from either your CPAN mirror or www.cpan.org"; |
dc2f75c0 | 76 | } |
9168ed13 LB |
77 | IO::Uncompress::Gunzip::gunzip(\$gzipped_content, \$content, Transparent => 0) |
78 | or die "Can't gunzip content: $IO::Uncompress::Gunzip::GunzipError"; | |
dc2f75c0 JV |
79 | } |
80 | ||
81 | if ( $fh and !$content ) { | |
82 | local $/ = "\n"; | |
83 | $content = join( '', <$fh> ); | |
fb237dfd NC |
84 | } |
85 | ||
dc2f75c0 JV |
86 | die "Incompatible modlist format" |
87 | unless $content =~ /^Columns: +package name, version, path/m; | |
88 | ||
fb237dfd NC |
89 | # Converting the file to a hash is about 5 times faster than a regexp flat |
90 | # lookup. | |
dc2f75c0 JV |
91 | for ( split( qr/\n/, $content ) ) { |
92 | next unless /^([A-Za-z_:0-9]+) +[-0-9.undefHASHVERSIONvsetwhenloadingbogus]+ +(\S+)/; | |
93 | $modlist{$1} = $2; | |
fb237dfd NC |
94 | } |
95 | } | |
96 | ||
dc2f75c0 JV |
97 | find( |
98 | sub { | |
d4f7ec97 KE |
99 | if (-d) { |
100 | my @parts = File::Spec->splitdir($File::Find::name); | |
101 | # be careful not to skip inc::latest | |
102 | return $File::Find::prune = 1 if @parts == 3 and ($parts[-1] eq 'inc' or $parts[-1] eq 't'); | |
103 | } | |
104 | ||
dc2f75c0 JV |
105 | /(\.pm|_pm\.PL)$/ or return; |
106 | /PPPort\.pm$/ and return; | |
107 | my $module = $File::Find::name; | |
9e179539 | 108 | $module =~ /\b(demo|t|private|corpus)\b/ and return; # demo or test modules |
dc2f75c0 JV |
109 | my $version = MM->parse_version($_); |
110 | defined $version or $version = 'undef'; | |
111 | $version =~ /\d/ and $version = "'$version'"; | |
112 | ||
113 | # some heuristics to figure out the module name from the file name | |
822c8b4d | 114 | $module =~ s{^(lib|cpan|dist|ext|os2/OS2)/}{} |
3eae08df | 115 | and $1 ne 'lib' |
dc2f75c0 JV |
116 | and ( |
117 | $module =~ s{\b(\w+)/\1\b}{$1}, | |
118 | $module =~ s{^B/O}{O}, | |
119 | $module =~ s{^Devel-PPPort}{Devel}, | |
3eae08df | 120 | $module =~ s{^libnet/}{}, |
ffe2b5e6 | 121 | $module =~ s{^PathTools/}{}, |
b79036d2 | 122 | $module =~ s{REXX/DLL}{DLL}, |
dc2f75c0 JV |
123 | $module =~ s{^Encode/encoding}{encoding}, |
124 | $module =~ s{^IPC-SysV/}{IPC/}, | |
125 | $module =~ s{^MIME-Base64/QuotedPrint}{MIME/QuotedPrint}, | |
d9c6e45d CBW |
126 | $module =~ s{^(?:DynaLoader|Errno|Opcode|XSLoader)/}{}, |
127 | $module =~ s{^Sys-Syslog/win32}{Sys-Syslog}, | |
128 | $module =~ s{^Time-Piece/Seconds}{Time/Seconds}, | |
dc2f75c0 | 129 | ); |
71c80a8f | 130 | $module =~ s{^lib/}{}g; |
dc2f75c0 JV |
131 | $module =~ s{/}{::}g; |
132 | $module =~ s{-}{::}g; | |
71c80a8f | 133 | $module =~ s{^.*::lib::}{}; # turns Foo/lib/Foo.pm into Foo.pm |
dc2f75c0 JV |
134 | $module =~ s/(\.pm|_pm\.PL)$//; |
135 | $lines{$module} = $version; | |
136 | $module_to_file{$module} = $File::Find::name; | |
137 | }, | |
b79036d2 | 138 | 'os2/OS2', |
dc2f75c0 JV |
139 | 'lib', |
140 | 'ext', | |
3eae08df | 141 | 'cpan', |
71c80a8f | 142 | 'dist' |
dc2f75c0 | 143 | ); |
59189dd7 | 144 | |
e1b61e88 | 145 | -e 'configpm' and $lines{Config} = "$]"; |
cc8432b2 | 146 | |
dc2f75c0 JV |
147 | if ( open my $ucdv, "<", "lib/unicore/version" ) { |
148 | chomp( my $ucd = <$ucdv> ); | |
0fdd9e5c | 149 | $lines{Unicode} = "'$ucd'"; |
59189dd7 | 150 | close $ucdv; |
dc2f75c0 | 151 | } |
fb237dfd | 152 | |
1e955fab RS |
153 | my $delta_data = make_corelist_delta( |
154 | $perl_vnum, | |
155 | \%lines, | |
156 | \%Module::CoreList::version | |
157 | ); | |
158 | ||
dc2f75c0 | 159 | my $versions_in_release = " " . $perl_vnum . " => {\n"; |
a272bf38 DL |
160 | $versions_in_release .= " delta_from => $delta_data->{delta_from},\n"; |
161 | $versions_in_release .= " changed => {\n"; | |
ce0b42da | 162 | foreach my $key (sort keys $delta_data->{changed}->%*) { |
a272bf38 DL |
163 | $versions_in_release .= sprintf " %-24s=> %s,\n", "'$key'", |
164 | defined $delta_data->{changed}{$key} ? "'" | |
165 | . $delta_data->{changed}{$key} . "'" : "undef"; | |
0fdd9e5c | 166 | } |
a272bf38 DL |
167 | $versions_in_release .= " },\n"; |
168 | $versions_in_release .= " removed => {\n"; | |
ce0b42da | 169 | for my $key (sort keys %{ $delta_data->{removed} || {} }) { |
621de13f | 170 | $versions_in_release .= sprintf " %-24s=> %s,\n", "'$key'", 1; |
a272bf38 DL |
171 | } |
172 | $versions_in_release .= " }\n"; | |
dc2f75c0 | 173 | $versions_in_release .= " },\n"; |
fb237dfd | 174 | |
75e840ca SH |
175 | $corelist =~ s/^(%delta\s*=\s*.*?)^\s*$perl_vnum\s*=>\s*{.*?},\s*(^\);)$/$1$2/ism; |
176 | $corelist =~ s/^(%delta\s*=\s*.*?)(^\);)$/$1$versions_in_release$2/ism; | |
fb237dfd NC |
177 | |
178 | exit unless %modlist; | |
179 | ||
180 | # We have to go through this two stage lookup, given how Maintainers.pl keys its | |
181 | # data by "Module", which is really a dist. | |
dc2f75c0 | 182 | my $file_to_M = files_to_modules( values %module_to_file ); |
fb237dfd | 183 | |
febeafff Z |
184 | sub slurp_utf8($) { |
185 | open my $fh, "<:utf8", "$_[0]" | |
186 | or die "can't open $_[0] for reading: $!"; | |
187 | return do { local $/; <$fh> }; | |
188 | } | |
189 | ||
190 | sub parse_cpan_meta($) { | |
191 | return Parse::CPAN::Meta->${ | |
192 | $_[0] =~ /\A\x7b/ ? \"load_json_string" : \"load_yaml_string" | |
193 | }($_[0]); | |
194 | } | |
195 | ||
fb237dfd NC |
196 | my %module_to_upstream; |
197 | my %module_to_dist; | |
198 | my %dist_to_meta_YAML; | |
a762e054 | 199 | my %module_to_deprecated; |
dc2f75c0 | 200 | while ( my ( $module, $file ) = each %module_to_file ) { |
fb237dfd NC |
201 | my $M = $file_to_M->{$file}; |
202 | next unless $M; | |
872818ae | 203 | next if $Modules{$M}{MAINTAINER} && $Modules{$M}{MAINTAINER} eq 'P5P'; |
fb237dfd | 204 | $module_to_upstream{$module} = $Modules{$M}{UPSTREAM}; |
a762e054 | 205 | $module_to_deprecated{$module} = 1 if $Modules{$M}{DEPRECATED}; |
dc2f75c0 JV |
206 | next |
207 | if defined $module_to_upstream{$module} | |
0582d0ad | 208 | && $module_to_upstream{$module} eq 'blead'; |
fb237dfd NC |
209 | my $dist = $modlist{$module}; |
210 | unless ($dist) { | |
dc2f75c0 JV |
211 | warn "Can't find a distribution for $module\n"; |
212 | next; | |
fb237dfd NC |
213 | } |
214 | $module_to_dist{$module} = $dist; | |
215 | ||
216 | next if exists $dist_to_meta_YAML{$dist}; | |
217 | ||
218 | $dist_to_meta_YAML{$dist} = undef; | |
219 | ||
220 | # Like it or lump it, this has to be Unix format. | |
dc2f75c0 | 221 | my $meta_YAML_path = "authors/id/$dist"; |
d9450ee2 DM |
222 | $meta_YAML_path =~ s/(?:tar\.gz|tar\.bz2|zip|tgz)$/meta/ |
223 | or die "ERROR: bad meta YAML path: '$meta_YAML_path'"; | |
ee64eb7d | 224 | my $meta_YAML_url = 'http://www.cpan.org/' . $meta_YAML_path; |
dc2f75c0 JV |
225 | |
226 | if ( -e "$cpan/$meta_YAML_path" ) { | |
febeafff | 227 | $dist_to_meta_YAML{$dist} = parse_cpan_meta(slurp_utf8( $cpan . "/" . $meta_YAML_path )); |
dc2f75c0 JV |
228 | } elsif ( my $content = fetch_url($meta_YAML_url) ) { |
229 | unless ($content) { | |
230 | warn "Failed to fetch $meta_YAML_url\n"; | |
231 | next; | |
232 | } | |
febeafff | 233 | eval { $dist_to_meta_YAML{$dist} = parse_cpan_meta($content); }; |
dc2f75c0 JV |
234 | if ( my $err = $@ ) { |
235 | warn "$meta_YAML_path: ".$err; | |
236 | next; | |
237 | } | |
238 | } else { | |
239 | warn "$meta_YAML_path does not exist for $module\n"; | |
240 | ||
241 | # I tried code to open the tarballs with Archive::Tar to find and | |
242 | # extract META.yml, but only Text-Tabs+Wrap-2006.1117.tar.gz had one, | |
243 | # so it's not worth including. | |
244 | next; | |
fb237dfd | 245 | } |
fb237dfd NC |
246 | } |
247 | ||
dc2f75c0 JV |
248 | my $upstream_stanza = "%upstream = (\n"; |
249 | foreach my $module ( sort keys %module_to_upstream ) { | |
250 | my $upstream = defined $module_to_upstream{$module} ? "'$module_to_upstream{$module}'" : 'undef'; | |
251 | $upstream_stanza .= sprintf " %-24s=> %s,\n", "'$module'", $upstream; | |
fb237dfd | 252 | } |
dc2f75c0 JV |
253 | $upstream_stanza .= ");"; |
254 | ||
255 | $corelist =~ s/^%upstream .*? ;$/$upstream_stanza/ismx; | |
fb237dfd | 256 | |
a762e054 | 257 | # Deprecation generation |
1e955fab RS |
258 | { |
259 | my $delta_data = make_corelist_delta( | |
260 | $perl_vnum, | |
261 | \%module_to_deprecated, | |
262 | do { no warnings 'once'; \%Module::CoreList::deprecated }, | |
263 | ); | |
264 | ||
265 | my $deprecated_stanza = " " . $perl_vnum . " => {\n"; | |
266 | $deprecated_stanza .= " delta_from => $delta_data->{delta_from},\n"; | |
267 | $deprecated_stanza .= " changed => {\n"; | |
ce0b42da | 268 | foreach my $key (sort keys $delta_data->{changed}->%*) { |
1e955fab RS |
269 | $deprecated_stanza .= sprintf " %-24s=> %s,\n", "'$key'", |
270 | defined $delta_data->{changed}{$key} ? "'" | |
271 | . $delta_data->{changed}{$key} . "'" : "undef"; | |
272 | } | |
273 | $deprecated_stanza .= " },\n"; | |
274 | $deprecated_stanza .= " removed => {\n"; | |
ce0b42da | 275 | for my $key (sort keys %{ $delta_data->{removed} || {} }) { |
1e955fab RS |
276 | $deprecated_stanza .= sprintf " %-24s=> %s,\n", "'$key'", 1; |
277 | } | |
278 | $deprecated_stanza .= " }\n"; | |
279 | $deprecated_stanza .= " },\n"; | |
280 | ||
dc852d37 | 281 | $corelist =~ s/^(%deprecated\s*=\s*.*?)^\s*$perl_vnum\s*=>\s*{.*?},\s*(^\);)$/$1$2/ism; |
1e955fab | 282 | $corelist =~ s/^(%deprecated\s*=\s*.*?)(^\);)$/$1$deprecated_stanza$2/xism; |
a762e054 | 283 | } |
a762e054 | 284 | |
dc2f75c0 JV |
285 | my $tracker = "%bug_tracker = (\n"; |
286 | foreach my $module ( sort keys %module_to_upstream ) { | |
fb237dfd | 287 | my $upstream = defined $module_to_upstream{$module}; |
dc2f75c0 | 288 | next |
0582d0ad | 289 | if defined $upstream and $upstream eq 'blead'; |
fb237dfd NC |
290 | |
291 | my $bug_tracker; | |
292 | ||
293 | my $dist = $module_to_dist{$module}; | |
294 | $bug_tracker = $dist_to_meta_YAML{$dist}->{resources}{bugtracker} | |
dc2f75c0 | 295 | if $dist; |
d141a985 | 296 | $bug_tracker = $bug_tracker->{web} if ref($bug_tracker) eq "HASH"; |
fb237dfd | 297 | |
a681e3bc | 298 | $bug_tracker = defined $bug_tracker ? quote($bug_tracker) : 'undef'; |
47ef154c | 299 | next if $bug_tracker eq "'https://github.com/Perl/perl5/issues'"; |
71c80a8f | 300 | next if $bug_tracker eq "'http://rt.perl.org/perlbug/'"; |
94a9f254 | 301 | next if $bug_tracker eq "'https://rt.perl.org/perlbug/'"; |
dc2f75c0 JV |
302 | $tracker .= sprintf " %-24s=> %s,\n", "'$module'", $bug_tracker; |
303 | } | |
304 | $tracker .= ");"; | |
305 | ||
306 | $corelist =~ s/^%bug_tracker .*? ;/$tracker/eismx; | |
307 | ||
dd4d388c CBW |
308 | write_corelist($corelist,$corelist_file); |
309 | ||
d990e30d SH |
310 | open( my $utils_fh, '<', $utils_file ); |
311 | my $utils = join( '', <$utils_fh> ); | |
312 | close $utils_fh; | |
313 | ||
1b3a25b0 | 314 | my %utils = map { ( $_ => 1 ) } parse_utils_lst(); |
d990e30d | 315 | |
1b3a25b0 | 316 | my $delta_utils = make_coreutils_delta($perl_vnum, \%utils); |
d990e30d | 317 | |
513922a6 SH |
318 | my $utilities_in_release = " " . $perl_vnum . " => {\n"; |
319 | $utilities_in_release .= " delta_from => $delta_utils->{delta_from},\n"; | |
320 | $utilities_in_release .= " changed => {\n"; | |
ce0b42da | 321 | foreach my $key (sort keys $delta_utils->{changed}->%*) { |
513922a6 SH |
322 | $utilities_in_release .= sprintf " %-24s=> %s,\n", "'$key'", |
323 | defined $delta_utils->{changed}{$key} ? "'" | |
324 | . $delta_utils->{changed}{$key} . "'" : "undef"; | |
325 | } | |
326 | $utilities_in_release .= " },\n"; | |
327 | $utilities_in_release .= " removed => {\n"; | |
ce0b42da | 328 | for my $key (sort keys %{ $delta_utils->{removed} || {} }) { |
513922a6 SH |
329 | $utilities_in_release .= sprintf " %-24s=> %s,\n", "'$key'", 1; |
330 | } | |
331 | $utilities_in_release .= " }\n"; | |
332 | $utilities_in_release .= " },\n"; | |
333 | ||
334 | $utils =~ s/^(my %delta\s*=\s*.*?)^\s*$perl_vnum\s*=>\s*{.*?},\s*(^\);)$/$1$2/ism; | |
335 | $utils =~ s/^(my %delta\s*=\s*.*?)(^\);)$/$1$utilities_in_release$2/ism; | |
336 | ||
d990e30d | 337 | write_corelist($utils,$utils_file); |
dc2f75c0 | 338 | |
1b3a25b0 | 339 | warn "All done. Please check over the following files carefully before committing.\nThanks!\n"; |
64eeb2c0 | 340 | warn "$corelist_file\n$utils_file\n"; |
1b3a25b0 | 341 | |
dc2f75c0 JV |
342 | sub write_corelist { |
343 | my $content = shift; | |
dd4d388c CBW |
344 | my $filename = shift; |
345 | open (my $clfh, ">", $filename); | |
c89c9a06 | 346 | binmode $clfh; |
54233949 | 347 | print $clfh $content; |
dc2f75c0 JV |
348 | close($clfh); |
349 | } | |
350 | ||
351 | sub fetch_url { | |
352 | my $url = shift; | |
b87bfaf3 LB |
353 | my $http = HTTP::Tiny->new; |
354 | my $response = $http->get($url); | |
355 | if ($response->{success}) { | |
356 | return $response->{content}; | |
357 | } else { | |
358 | warn "Error fetching $url: $response->{status} $response->{reason}\n"; | |
359 | return; | |
dc2f75c0 | 360 | } |
fb237dfd | 361 | } |
a272bf38 DL |
362 | |
363 | sub make_corelist_delta { | |
1e955fab | 364 | my($version, $lines, $existing) = @_; |
a272bf38 DL |
365 | # Trust core perl, if someone does use a weird version number the worst that |
366 | # can happen is an extra delta entry for a module. | |
367 | my %versions = map { $_ => eval $lines->{$_} } keys %$lines; | |
368 | ||
369 | # Ensure we have the corelist data loaded from this perl checkout, not the system one. | |
370 | require $corelist_file; | |
371 | ||
372 | my %deltas; | |
373 | # Search for the release with the least amount of changes (this avoids having | |
374 | # to ask for where this perl was branched from). | |
c58bf3ba | 375 | for my $previous (reverse sort { $a <=> $b } keys %$existing) { |
a272bf38 | 376 | # Shouldn't happen, but ensure we don't load weird data... |
c58bf3ba | 377 | next if $previous > $version || $previous == $version; |
a272bf38 DL |
378 | my $delta = $deltas{$previous} = {}; |
379 | ($delta->{changed}, $delta->{removed}) = calculate_delta( | |
1e955fab | 380 | $existing->{$previous}, \%versions); |
a272bf38 DL |
381 | } |
382 | ||
383 | my $smallest = (sort { | |
ce0b42da AC |
384 | ((keys($deltas{$a}->{changed}->%*) + keys($deltas{$a}->{removed}->%*)) <=> |
385 | (keys($deltas{$b}->{changed}->%*) + keys($deltas{$b}->{removed}->%*))) || | |
f15874f1 | 386 | $b <=> $a |
a272bf38 DL |
387 | } keys %deltas)[0]; |
388 | ||
389 | return { | |
390 | delta_from => $smallest, | |
391 | changed => $deltas{$smallest}{changed}, | |
392 | removed => $deltas{$smallest}{removed}, | |
393 | } | |
394 | } | |
395 | ||
758842b8 SH |
396 | sub make_coreutils_delta { |
397 | my($version, $lines) = @_; | |
398 | # Trust core perl, if someone does use a weird version number the worst that | |
399 | # can happen is an extra delta entry for a module. | |
ae864c3a | 400 | my %utilities = map { $_ => eval $lines->{$_} } keys %$lines; |
758842b8 SH |
401 | |
402 | # Ensure we have the corelist data loaded from this perl checkout, not the system one. | |
ae864c3a | 403 | require $utils_file; |
758842b8 SH |
404 | |
405 | my %deltas; | |
406 | # Search for the release with the least amount of changes (this avoids having | |
407 | # to ask for where this perl was branched from). | |
c58bf3ba | 408 | for my $previous (reverse sort { $a <=> $b } keys %Module::CoreList::Utils::utilities) { |
758842b8 | 409 | # Shouldn't happen, but ensure we don't load weird data... |
c58bf3ba | 410 | next if $previous > $version || $previous == $version; |
758842b8 SH |
411 | |
412 | my $delta = $deltas{$previous} = {}; | |
413 | ($delta->{changed}, $delta->{removed}) = calculate_delta( | |
ae864c3a | 414 | $Module::CoreList::Utils::utilities{$previous}, \%utilities); |
758842b8 SH |
415 | } |
416 | ||
417 | my $smallest = (sort { | |
ce0b42da AC |
418 | ((keys($deltas{$a}->{changed}->%*) + keys($deltas{$a}->{removed}->%*)) <=> |
419 | (keys($deltas{$b}->{changed}->%*) + keys($deltas{$b}->{removed}->%*))) || | |
f15874f1 | 420 | $b <=> $a |
758842b8 SH |
421 | } keys %deltas)[0]; |
422 | ||
423 | return { | |
424 | delta_from => $smallest, | |
425 | changed => $deltas{$smallest}{changed}, | |
426 | removed => $deltas{$smallest}{removed}, | |
427 | } | |
428 | } | |
429 | ||
a272bf38 DL |
430 | # Calculate (changed, removed) modules between two versions. |
431 | sub calculate_delta { | |
432 | my($from, $to) = @_; | |
433 | my(%changed, %removed); | |
434 | ||
ce0b42da | 435 | for my $package(keys %$from) { |
a272bf38 DL |
436 | if(not exists $to->{$package}) { |
437 | $removed{$package} = 1; | |
438 | } | |
439 | } | |
440 | ||
ce0b42da | 441 | for my $package(keys %$to) { |
a272bf38 DL |
442 | if(!exists $from->{$package} |
443 | || (defined $from->{$package} && !defined $to->{$package}) | |
444 | || (!defined $from->{$package} && defined $to->{$package}) | |
445 | || (defined $from->{$package} && defined $to->{$package} | |
446 | && $from->{$package} ne $to->{$package})) { | |
447 | $changed{$package} = $to->{$package}; | |
448 | } | |
449 | } | |
450 | ||
451 | return \%changed, \%removed; | |
452 | } | |
a681e3bc FR |
453 | |
454 | sub quote { | |
455 | my ($str) = @_; | |
456 | # There's gotta be something already doing this properly that we could just | |
457 | # reuse, but I can't quite thing of where to look for it, so I'm gonna do | |
0af431d3 | 458 | # the simplest possible thing that'll allow me to release 5.17.7. --rafl |
a681e3bc FR |
459 | $str =~ s/'/\\'/g; |
460 | "'${str}'"; | |
461 | } | |
d990e30d SH |
462 | |
463 | sub parse_utils_lst { | |
464 | require File::Spec::Unix; | |
465 | my @scripts; | |
466 | open my $fh, '<', 'utils.lst' or die "$!\n"; | |
467 | while (<$fh>) { | |
468 | chomp; | |
469 | my ($file,$extra) = split m!#!; | |
470 | $file =~ s!\s+!!g; | |
471 | push @scripts, $file; | |
472 | $extra =~ s!\s+!!g if $extra; | |
473 | if ( $extra and my ($link) = $extra =~ m!^link=(.+?)$! ) { | |
474 | push @scripts, $link; | |
475 | } | |
476 | } | |
477 | return map { +( File::Spec::Unix->splitpath( $_ ) )[-1] } @scripts; | |
478 | } |