metadata: change pkg->{src} field to hold a reference
[oweals/openwrt.git] / scripts / package-metadata.pl
1 #!/usr/bin/env perl
2 use FindBin;
3 use lib "$FindBin::Bin";
4 use strict;
5 use metadata;
6 use Getopt::Long;
7
8 my %board;
9
10 sub version_to_num($) {
11         my $str = shift;
12         my $num = 0;
13
14         if (defined($str) && $str =~ /^\d+(?:\.\d+)+$/)
15         {
16                 my @n = (split(/\./, $str), 0, 0, 0, 0);
17                 $num = ($n[0] << 24) | ($n[1] << 16) | ($n[2] << 8) | $n[3];
18         }
19
20         return $num;
21 }
22
23 sub version_filter_list(@) {
24         my $cmpver = version_to_num(shift @_);
25         my @items;
26
27         foreach my $item (@_)
28         {
29                 if ($item =~ s/@(lt|le|gt|ge|eq|ne)(\d+(?:\.\d+)+)\b//)
30                 {
31                         my $op = $1;
32                         my $symver = version_to_num($2);
33
34                         if ($symver > 0 && $cmpver > 0)
35                         {
36                                 next unless (($op eq 'lt' && $cmpver <  $symver) ||
37                                              ($op eq 'le' && $cmpver <= $symver) ||
38                                              ($op eq 'gt' && $cmpver >  $symver) ||
39                                              ($op eq 'ge' && $cmpver >= $symver) ||
40                                              ($op eq 'eq' && $cmpver == $symver) ||
41                                              ($op eq 'ne' && $cmpver != $symver));
42                         }
43                 }
44
45                 push @items, $item;
46         }
47
48         return @items;
49 }
50
51 sub gen_kconfig_overrides() {
52         my %config;
53         my %kconfig;
54         my $package;
55         my $pkginfo = shift @ARGV;
56         my $cfgfile = shift @ARGV;
57         my $patchver = shift @ARGV;
58
59         # parameter 2: build system config
60         open FILE, "<$cfgfile" or return;
61         while (<FILE>) {
62                 /^(CONFIG_.+?)=(.+)$/ and $config{$1} = 1;
63         }
64         close FILE;
65
66         # parameter 1: package metadata
67         open FILE, "<$pkginfo" or return;
68         while (<FILE>) {
69                 /^Package:\s*(.+?)\s*$/ and $package = $1;
70                 /^Kernel-Config:\s*(.+?)\s*$/ and do {
71                         my @config = split /\s+/, $1;
72                         foreach my $config (version_filter_list($patchver, @config)) {
73                                 my $val = 'm';
74                                 my $override;
75                                 if ($config =~ /^(.+?)=(.+)$/) {
76                                         $config = $1;
77                                         $override = 1;
78                                         $val = $2;
79                                 }
80                                 if ($config{"CONFIG_PACKAGE_$package"} and ($config ne 'n')) {
81                                         next if $kconfig{$config} eq 'y';
82                                         $kconfig{$config} = $val;
83                                 } elsif (!$override) {
84                                         $kconfig{$config} or $kconfig{$config} = 'n';
85                                 }
86                         }
87                 };
88         };
89         close FILE;
90
91         foreach my $kconfig (sort keys %kconfig) {
92                 if ($kconfig{$kconfig} eq 'n') {
93                         print "# $kconfig is not set\n";
94                 } else {
95                         print "$kconfig=$kconfig{$kconfig}\n";
96                 }
97         }
98 }
99
100 my %dep_check;
101 sub __find_package_dep($$) {
102         my $pkg = shift;
103         my $name = shift;
104         my $deps = ($pkg->{vdepends} or $pkg->{depends});
105
106         return 0 unless defined $deps;
107         foreach my $dep (@{$deps}) {
108                 next if $dep_check{$dep};
109                 $dep_check{$dep} = 1;
110                 return 1 if $dep eq $name;
111                 return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
112         }
113         return 0;
114 }
115
116 # wrapper to avoid infinite recursion
117 sub find_package_dep($$) {
118         my $pkg = shift;
119         my $name = shift;
120
121         %dep_check = ();
122         return __find_package_dep($pkg, $name);
123 }
124
125 sub package_depends($$) {
126         my $a = shift;
127         my $b = shift;
128         my $ret;
129
130         return 0 if ($a->{submenu} ne $b->{submenu});
131         if (find_package_dep($a, $b->{name}) == 1) {
132                 $ret = 1;
133         } elsif (find_package_dep($b, $a->{name}) == 1) {
134                 $ret = -1;
135         } else {
136                 return 0;
137         }
138         return $ret;
139 }
140
141 sub mconf_depends {
142         my $pkgname = shift;
143         my $depends = shift;
144         my $only_dep = shift;
145         my $res;
146         my $dep = shift;
147         my $seen = shift;
148         my $parent_condition = shift;
149         $dep or $dep = {};
150         $seen or $seen = {};
151         my @t_depends;
152
153         $depends or return;
154         my @depends = @$depends;
155         foreach my $depend (@depends) {
156                 my $m = "depends on";
157                 my $flags = "";
158                 $depend =~ s/^([@\+]+)// and $flags = $1;
159                 my $vdep;
160                 my $condition = $parent_condition;
161
162                 next if $condition eq $depend;
163                 next if $seen->{"$parent_condition:$depend"};
164                 next if $seen->{":$depend"};
165                 $seen->{"$parent_condition:$depend"} = 1;
166                 if ($depend =~ /^(.+):(.+)$/) {
167                         if ($1 ne "PACKAGE_$pkgname") {
168                                 if ($condition) {
169                                         $condition = "$condition && $1";
170                                 } else {
171                                         $condition = $1;
172                                 }
173                         }
174                         $depend = $2;
175                 }
176                 next if $package{$depend} and $package{$depend}->{buildonly};
177                 if ($flags =~ /\+/) {
178                         if ($vdep = $package{$depend}->{vdepends}) {
179                                 my @vdeps;
180                                 $depend = undef;
181
182                                 foreach my $v (@$vdep) {
183                                         if ($package{$v} && $package{$v}->{variant_default}) {
184                                                 $depend = $v;
185                                         } else {
186                                                 push @vdeps, $v;
187                                         }
188                                 }
189
190                                 if (!$depend) {
191                                         $depend = shift @vdeps;
192                                 }
193
194                                 if (@vdeps > 1) {
195                                         $condition = ($condition ? "$condition && " : '') . '!('.join("||", map { "PACKAGE_".$_ } @vdeps).')';
196                                 } elsif (@vdeps > 0) {
197                                         $condition = ($condition ? "$condition && " : '') . '!PACKAGE_'.$vdeps[0];
198                                 }
199                         }
200
201                         # Menuconfig will not treat 'select FOO' as a real dependency
202                         # thus if FOO depends on other config options, these dependencies
203                         # will not be checked. To fix this, we simply emit all of FOO's
204                         # depends here as well.
205                         $package{$depend} and push @t_depends, [ $package{$depend}->{depends}, $condition ];
206
207                         $m = "select";
208                         next if $only_dep;
209
210                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
211                 } else {
212                         if ($vdep = $package{$depend}->{vdepends}) {
213                                 $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
214                         } else {
215                                 $flags =~ /@/ or $depend = "PACKAGE_$depend";
216                         }
217                 }
218
219                 if ($condition) {
220                         if ($m =~ /select/) {
221                                 next if $depend eq $condition;
222                                 $depend = "$depend if $condition";
223                         } else {
224                                 next if $dep->{"$depend if $condition"};
225                                 $depend = "!($condition) || $depend" unless $dep->{$condition} eq 'select';
226                         }
227                 }
228                 $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
229         }
230
231         foreach my $tdep (@t_depends) {
232                 mconf_depends($pkgname, $tdep->[0], 1, $dep, $seen, $tdep->[1]);
233         }
234
235         foreach my $depend (keys %$dep) {
236                 my $m = $dep->{$depend};
237                 $res .= "\t\t$m $depend\n";
238         }
239         return $res;
240 }
241
242 sub mconf_conflicts {
243         my $pkgname = shift;
244         my $depends = shift;
245         my $res = "";
246
247         foreach my $depend (@$depends) {
248                 next unless $package{$depend};
249                 $res .= "\t\tdepends on m || (PACKAGE_$depend != y)\n";
250         }
251         return $res;
252 }
253
254 sub print_package_config_category($) {
255         my $cat = shift;
256         my %menus;
257         my %menu_dep;
258
259         return unless $category{$cat};
260
261         print "menu \"$cat\"\n\n";
262         my %spkg = %{$category{$cat}};
263
264         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
265                 foreach my $pkg (@{$spkg{$spkg}}) {
266                         next if $pkg->{buildonly};
267                         my $menu = $pkg->{submenu};
268                         if ($menu) {
269                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
270                         } else {
271                                 $menu = 'undef';
272                         }
273                         $menus{$menu} or $menus{$menu} = [];
274                         push @{$menus{$menu}}, $pkg;
275                 }
276         }
277         my @menus = sort {
278                 ($a eq 'undef' ?  1 : 0) or
279                 ($b eq 'undef' ? -1 : 0) or
280                 ($a cmp $b)
281         } keys %menus;
282
283         foreach my $menu (@menus) {
284                 my @pkgs = sort {
285                         package_depends($a, $b) or
286                         ($a->{name} cmp $b->{name})
287                 } @{$menus{$menu}};
288                 if ($menu ne 'undef') {
289                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
290                         print "menu \"$menu\"\n";
291                 }
292                 foreach my $pkg (@pkgs) {
293                         next if $pkg->{ignore};
294                         my $title = $pkg->{name};
295                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
296                         if ($c > 0) {
297                                 $title .= ("." x $c). " ". $pkg->{title};
298                         }
299                         $title = "\"$title\"";
300                         print "\t";
301                         $pkg->{menu} and print "menu";
302                         print "config PACKAGE_".$pkg->{name}."\n";
303                         $pkg->{hidden} and $title = "";
304                         print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." $title\n";
305                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
306                         unless ($pkg->{hidden}) {
307                                 my @def = ("ALL");
308                                 if (!exists($pkg->{repository})) {
309                                         push @def, "ALL_NONSHARED";
310                                 }
311                                 if ($pkg->{name} =~ /^kmod-/) {
312                                         push @def, "ALL_KMODS";
313                                 }
314                                 $pkg->{default} ||= "m if " . join("||", @def);
315                         }
316                         if ($pkg->{default}) {
317                                 foreach my $default (split /\s*,\s*/, $pkg->{default}) {
318                                         print "\t\tdefault $default\n";
319                                 }
320                         }
321                         print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
322                         print mconf_depends($pkg->{name}, $pkg->{mdepends}, 0);
323                         print mconf_conflicts($pkg->{name}, $pkg->{conflicts});
324                         print "\t\thelp\n";
325                         print $pkg->{description};
326                         print "\n";
327
328                         $pkg->{config} and print $pkg->{config}."\n";
329                 }
330                 if ($menu ne 'undef') {
331                         print "endmenu\n";
332                         $menu_dep{$menu} and print "endif\n";
333                 }
334         }
335         print "endmenu\n\n";
336
337         undef $category{$cat};
338 }
339
340 sub print_package_features() {
341         keys %features > 0 or return;
342         print "menu \"Package features\"\n";
343         foreach my $n (keys %features) {
344                 my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
345                 print <<EOF;
346 choice
347         prompt "$features[0]->{target_title}"
348         default FEATURE_$features[0]->{name}
349 EOF
350
351                 foreach my $feature (@features) {
352                         print <<EOF;
353         config FEATURE_$feature->{name}
354                 bool "$feature->{title}"
355 EOF
356                         $feature->{description} =~ /\w/ and do {
357                                 print "\t\thelp\n".$feature->{description}."\n";
358                         };
359                 }
360                 print "endchoice\n"
361         }
362         print "endmenu\n\n";
363 }
364
365 sub print_package_overrides() {
366         keys %overrides > 0 or return;
367         print "\tconfig OVERRIDE_PKGS\n";
368         print "\t\tstring\n";
369         print "\t\tdefault \"".join(" ", sort keys %overrides)."\"\n\n";
370 }
371
372 sub gen_package_config() {
373         parse_package_metadata($ARGV[0]) or exit 1;
374         print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
375         foreach my $preconfig (keys %preconfig) {
376                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
377                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
378                         $conf =~ tr/\.-/__/;
379                         print <<EOF
380         config UCI_PRECONFIG_$conf
381                 string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
382                 depends on PACKAGE_$preconfig
383                 default "$preconfig{$preconfig}->{$cfg}->{default}"
384
385 EOF
386                 }
387         }
388         print "source \"package/*/image-config.in\"\n";
389         if (scalar glob "package/feeds/*/*/image-config.in") {
390             print "source \"package/feeds/*/*/image-config.in\"\n";
391         }
392         print_package_features();
393         print_package_config_category 'Base system';
394         foreach my $cat (sort {uc($a) cmp uc($b)} keys %category) {
395                 print_package_config_category $cat;
396         }
397         print_package_overrides();
398 }
399
400 sub get_conditional_dep($$) {
401         my $condition = shift;
402         my $depstr = shift;
403         if ($condition) {
404                 if ($condition =~ /^!(.+)/) {
405                         return "\$(if \$(CONFIG_$1),,$depstr)";
406                 } else {
407                         return "\$(if \$(CONFIG_$condition),$depstr)";
408                 }
409         } else {
410                 return $depstr;
411         }
412 }
413
414 sub gen_package_mk() {
415         my %conf;
416         my %dep;
417         my $line;
418
419         parse_package_metadata($ARGV[0]) or exit 1;
420         foreach my $srcname (sort {uc($a) cmp uc($b)} keys %srcpackage) {
421                 my $src = $srcpackage{$srcname};
422                 my $path = $subdir{$srcname}.$srcname;
423                 my $variant_default;
424                 my @srcdeps;
425
426                 foreach my $pkg (@{$src->{packages}}) {
427                         next if defined $pkg->{vdepends};
428
429                         my $config = '';
430                         $config = "\$(CONFIG_PACKAGE_$pkg->{name})" unless $pkg->{buildonly};
431
432                         $pkg->{prereq} and print "prereq-$config += $path\n";
433
434                         next if $pkg->{buildonly};
435
436                         print "package-$config += $path\n";
437
438                         if ($pkg->{variant}) {
439                                 if (!defined($variant_default) or $pkg->{variant_default}) {
440                                         $variant_default = $pkg->{variant};
441                                 }
442                                 print "\$(curdir)/$path/variants += \$(if $config,$pkg->{variant})\n";
443                         }
444                 }
445
446                 if (defined($variant_default)) {
447                         print "\$(curdir)/$path/default-variant := $variant_default\n";
448                 }
449
450                 unless (grep {!$_->{buildonly}} @{$src->{packages}}) {
451                         print "package- += $path\n";
452                 }
453
454                 if (@{$src->{buildtypes}} > 0) {
455                         print "buildtypes-$path = ".join(' ', @{$src->{buildtypes}})."\n";
456                 }
457
458                 foreach my $dep (@{$src->{builddepends}}, map { @{$_->{depends}} } @{$src->{packages}}) {
459                         $dep =~ /@/ or do {
460                                 $dep =~ s/\+//g;
461                                 push @srcdeps, $dep;
462                         };
463                 }
464                 foreach my $type (@{$src->{buildtypes}}) {
465                         my @extra_deps;
466                         my %deplines;
467
468                         next unless $src->{"builddepends/$type"};
469                         foreach my $dep (@{$src->{"builddepends/$type"}}) {
470                                 my $suffix = "";
471                                 my $deptype = "";
472                                 my $condition;
473
474                                 if ($dep =~ /^(.+):(.+)/) {
475                                         $condition = $1;
476                                         $dep = $2;
477                                 }
478                                 if ($dep =~ /^(.+)\/(.+)/) {
479                                         $dep = $1;
480                                         $deptype = $2;
481                                         $suffix = "/$2";
482                                 }
483
484                                 my $idx = "";
485                                 my $pkg_dep = $package{$dep};
486                                 if (defined($pkg_dep) && defined($pkg_dep->{src})) {
487                                         unless (!$deptype || grep { $_ eq $deptype } @{$pkg_dep->{src}{buildtypes}}) {
488                                                 warn sprintf "WARNING: Makefile '%s' has a %s build dependency on '%s/%s' but '%s' does not implement a '%s' build type\n",
489                                                         $src->{makefile}, $type, $pkg_dep->{src}{name}, $deptype, $pkg_dep->{makefile}, $deptype;
490                                                 next;
491                                         }
492                                         $idx = $pkg_dep->{subdir}.$pkg_dep->{src}{name};
493                                 } elsif (defined($srcpackage{$dep})) {
494                                         $idx = $subdir{$dep}.$dep;
495                                 } else {
496                                         next;
497                                 }
498                                 my $depstr = "\$(curdir)/$idx$suffix/compile";
499                                 my $depline = get_conditional_dep($condition, $depstr);
500                                 if ($depline) {
501                                         $deplines{$depline}++;
502                                 }
503                         }
504                         my $depline = join(" ", sort keys %deplines);
505                         if ($depline) {
506                                 $line .= "\$(curdir)/$path/$type/compile += $depline\n";
507                         }
508                 }
509
510                 my $hasdeps = 0;
511                 my %deplines;
512                 foreach my $deps (@srcdeps) {
513                         my $idx;
514                         my $condition;
515                         my $prefix = "";
516                         my $suffix = "";
517                         my $deptype = "";
518
519                         if ($deps =~ /^(.+):(.+)/) {
520                                 $condition = $1;
521                                 $deps = $2;
522                         }
523                         if ($deps =~ /^(.+)\/(.+)/) {
524                                 $deps = $1;
525                                 $deptype = $2;
526                                 $suffix = "/$2";
527                         }
528
529                         my $pkg_dep = $package{$deps};
530                         my @deps;
531
532                         if ($pkg_dep->{vdepends}) {
533                                 @deps = @{$pkg_dep->{vdepends}};
534                         } else {
535                                 @deps = ($deps);
536                         }
537
538                         foreach my $dep (@deps) {
539                                 $pkg_dep = $package{$deps};
540                                 if (defined $pkg_dep->{src}) {
541                                         unless (!$deptype || grep { $_ eq $deptype } @{$pkg_dep->{src}{buildtypes}}) {
542                                                 warn sprintf "WARNING: Makefile '%s' has a build dependency on '%s/%s' but '%s' does not implement a '%s' build type\n",
543                                                         $src->{makefile}, $pkg_dep->{src}{name}, $deptype, $pkg_dep->{makefile}, $deptype;
544                                                 next;
545                                         }
546                                         $idx = $pkg_dep->{subdir}.$pkg_dep->{src}{name};
547                                 } elsif (defined($srcpackage{$dep})) {
548                                         $idx = $subdir{$dep}.$dep;
549                                 }
550
551                                 if ($idx) {
552                                         $idx .= $suffix;
553
554                                         my $depline;
555                                         next if $srcname eq $pkg_dep->{src}{name}.$suffix;
556                                         next if $dep{$condition.":".$srcname."->".$idx};
557                                         next if $dep{$srcname."->($dep)".$idx} and $pkg_dep->{vdepends};
558                                         my $depstr;
559
560                                         if ($pkg_dep->{vdepends}) {
561                                                 $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
562                                                 $dep{$srcname."->($dep)".$idx} = 1;
563                                         } else {
564                                                 $depstr = "\$(curdir)/$idx/compile";
565                                                 $dep{$srcname."->".$idx} = 1;
566                                         }
567                                         $depline = get_conditional_dep($condition, $depstr);
568                                         if ($depline) {
569                                                 $deplines{$depline}++;
570                                         }
571                                 }
572                         }
573                 }
574                 my $depline = join(" ", sort keys %deplines);
575                 if ($depline) {
576                         $line .= "\$(curdir)/$path/compile += $depline\n";
577                 }
578         }
579
580         if ($line ne "") {
581                 print "\n$line";
582         }
583         foreach my $preconfig (keys %preconfig) {
584                 my $cmds;
585                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
586                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
587                         $conf =~ tr/\.-/__/;
588                         $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
589                 }
590                 next unless $cmds;
591                 print <<EOF
592
593 ifndef DUMP_TARGET_DB
594 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
595         ( \\
596 $cmds \\
597         ) > \$@
598
599 ifneq (\$(IMAGEOPT)\$(CONFIG_IMAGEOPT),)
600   package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
601 endif
602 endif
603
604 EOF
605         }
606 }
607
608 sub gen_package_source() {
609         parse_package_metadata($ARGV[0]) or exit 1;
610         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
611                 my $pkg = $package{$name};
612                 if ($pkg->{name} && $pkg->{source}) {
613                         print "$pkg->{name}: ";
614                         print "$pkg->{source}\n";
615                 }
616         }
617 }
618
619 sub gen_package_subdirs() {
620         parse_package_metadata($ARGV[0]) or exit 1;
621         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
622                 my $pkg = $package{$name};
623                 if ($pkg->{name} && $pkg->{repository}) {
624                         print "Package/$name/subdir = $pkg->{repository}\n";
625                 }
626         }
627 }
628
629 sub gen_package_license($) {
630         my $level = shift;
631         parse_package_metadata($ARGV[0]) or exit 1;
632         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
633                 my $pkg = $package{$name};
634                 if ($pkg->{name}) {
635                         if ($pkg->{license}) {
636                                 print "$pkg->{name}: ";
637                                 print "$pkg->{license}\n";
638                                 if ($pkg->{licensefiles} && $level == 0) {
639                                         print "\tFiles: $pkg->{licensefiles}\n";
640                                 }
641                         } else {
642                                 if ($level == 1) {
643                                         print "$pkg->{name}: Missing license! ";
644                                         print "Please fix $pkg->{makefile}\n";
645                                 }
646                         }
647                 }
648         }
649 }
650
651 sub gen_version_filtered_list() {
652         foreach my $item (version_filter_list(@ARGV)) {
653                 print "$item\n";
654         }
655 }
656
657 sub gen_usergroup_list() {
658         parse_package_metadata($ARGV[0]) or exit 1;
659         for my $name (keys %usernames) {
660                 print "user $name $usernames{$name}{id} $usernames{$name}{makefile}\n";
661         }
662         for my $name (keys %groupnames) {
663                 print "group $name $groupnames{$name}{id} $groupnames{$name}{makefile}\n";
664         }
665 }
666
667 sub parse_command() {
668         GetOptions("ignore=s", \@ignore);
669         my $cmd = shift @ARGV;
670         for ($cmd) {
671                 /^mk$/ and return gen_package_mk();
672                 /^config$/ and return gen_package_config();
673                 /^kconfig/ and return gen_kconfig_overrides();
674                 /^source$/ and return gen_package_source();
675                 /^subdirs$/ and return gen_package_subdirs();
676                 /^license$/ and return gen_package_license(0);
677                 /^licensefull$/ and return gen_package_license(1);
678                 /^usergroup$/ and return gen_usergroup_list();
679                 /^version_filter$/ and return gen_version_filtered_list();
680         }
681         die <<EOF
682 Available Commands:
683         $0 mk [file]                            Package metadata in makefile format
684         $0 config [file]                        Package metadata in Kconfig format
685         $0 kconfig [file] [config] [patchver]   Kernel config overrides
686         $0 source [file]                        Package source file information
687         $0 subdirs [file]                       Package subdir information in makefile format
688         $0 license [file]                       Package license information
689         $0 licensefull [file]                   Package license information (full list)
690         $0 usergroup [file]                     Package usergroup allocation list
691         $0 version_filter [patchver] [list...]  Filter list of version tagged strings
692
693 Options:
694         --ignore <name>                         Ignore the source package <name>
695 EOF
696 }
697
698 parse_command();