metadata: fix handling of multiple build dependencies with different conditions
[openwrt.git] / scripts / metadata.pl
1 #!/usr/bin/env perl
2 use FindBin;
3 use lib "$FindBin::Bin";
4 use strict;
5 use metadata;
6
7 my %board;
8
9 sub confstr($) {
10         my $conf = shift;
11         $conf =~ tr#/\.\-/#___#;
12         return $conf;
13 }
14
15 sub parse_target_metadata() {
16         my $file = shift @ARGV;
17         my ($target, @target, $profile);
18         my %target;
19
20         open FILE, "<$file" or do {
21                 warn "Can't open file '$file': $!\n";
22                 return;
23         };
24         while (<FILE>) {
25                 chomp;
26                 /^Target:\s*(.+)\s*$/ and do {
27                         my $name = $1;
28                         $target = {
29                                 id => $name,
30                                 board => $name,
31                                 boardconf => confstr($name),
32                                 conf => confstr($name),
33                                 profiles => [],
34                                 features => [],
35                                 depends => [],
36                                 subtargets => []
37                         };
38                         push @target, $target;
39                         $target{$name} = $target;
40                         if ($name =~ /([^\/]+)\/([^\/]+)/) {
41                                 push @{$target{$1}->{subtargets}}, $2;
42                                 $target->{board} = $1;
43                                 $target->{boardconf} = confstr($1);
44                                 $target->{subtarget} = 1;
45                                 $target->{parent} = $target{$1};
46                         }
47                 };
48                 /^Target-Kernel:\s*(\d+\.\d+)\s*$/ and $target->{kernel} = $1;
49                 /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
50                 /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
51                 /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
52                 /^Target-Arch-Packages:\s*(.+)\s*$/ and $target->{arch_packages} = $1;
53                 /^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
54                 /^Target-Depends:\s*(.+)\s*$/ and $target->{depends} = [ split(/\s+/, $1) ];
55                 /^Target-Description:/ and $target->{desc} = get_multiline(*FILE);
56                 /^Target-Optimization:\s*(.+)\s*$/ and $target->{cflags} = $1;
57                 /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
58                 /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
59                 /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
60                 /^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
61                 /^Target-Profile:\s*(.+)\s*$/ and do {
62                         $profile = {
63                                 id => $1,
64                                 name => $1,
65                                 packages => []
66                         };
67                         push @{$target->{profiles}}, $profile;
68                 };
69                 /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
70                 /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
71                 /^Target-Profile-Description:\s*(.*)\s*/ and $profile->{desc} = get_multiline(*FILE);
72                 /^Target-Profile-Config:/ and $profile->{config} = get_multiline(*FILE, "\t");
73                 /^Target-Profile-Kconfig:/ and $profile->{kconfig} = 1;
74         }
75         close FILE;
76         foreach my $target (@target) {
77                 next if @{$target->{subtargets}} > 0;
78                 @{$target->{profiles}} > 0 or $target->{profiles} = [
79                         {
80                                 id => 'Default',
81                                 name => 'Default',
82                                 packages => []
83                         }
84                 ];
85         }
86         return @target;
87 }
88
89 sub gen_kconfig_overrides() {
90         my %config;
91         my %kconfig;
92         my $package;
93         my $pkginfo = shift @ARGV;
94         my $cfgfile = shift @ARGV;
95
96         # parameter 2: build system config
97         open FILE, "<$cfgfile" or return;
98         while (<FILE>) {
99                 /^(CONFIG_.+?)=(.+)$/ and $config{$1} = 1;
100         }
101         close FILE;
102
103         # parameter 1: package metadata
104         open FILE, "<$pkginfo" or return;
105         while (<FILE>) {
106                 /^Package:\s*(.+?)\s*$/ and $package = $1;
107                 /^Kernel-Config:\s*(.+?)\s*$/ and do {
108                         my @config = split /\s+/, $1;
109                         foreach my $config (@config) {
110                                 my $val = 'm';
111                                 my $override;
112                                 if ($config =~ /^(.+?)=(.+)$/) {
113                                         $config = $1;
114                                         $override = 1;
115                                         $val = $2;
116                                 }
117                                 if ($config{"CONFIG_PACKAGE_$package"} and ($config ne 'n')) {
118                                         $kconfig{$config} = $val;
119                                 } elsif (!$override) {
120                                         $kconfig{$config} or $kconfig{$config} = 'n';
121                                 }
122                         }
123                 };
124         };
125         close FILE;
126
127         foreach my $kconfig (sort keys %kconfig) {
128                 if ($kconfig{$kconfig} eq 'n') {
129                         print "# $kconfig is not set\n";
130                 } else {
131                         print "$kconfig=$kconfig{$kconfig}\n";
132                 }
133         }
134 }
135
136 sub merge_package_lists($$) {
137         my $list1 = shift;
138         my $list2 = shift;
139         my @l = ();
140         my %pkgs;
141
142         foreach my $pkg (@$list1, @$list2) {
143                 $pkgs{$pkg} = 1;
144         }
145         foreach my $pkg (keys %pkgs) {
146                 push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
147         }
148         return sort(@l);
149 }
150
151 sub target_config_features(@) {
152         my $ret;
153
154         while ($_ = shift @_) {
155                 /broken/ and $ret .= "\tdepends BROKEN\n";
156                 /audio/ and $ret .= "\tselect AUDIO_SUPPORT\n";
157                 /display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
158                 /gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
159                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
160                 /pcie/ and $ret .= "\tselect PCIE_SUPPORT\n";
161                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
162                 /usbgadget/ and $ret .= "\tselect USB_GADGET_SUPPORT\n";
163                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
164                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
165                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
166                 /ext4/ and $ret .= "\tselect USES_EXT4\n";
167                 /targz/ and $ret .= "\tselect USES_TARGZ\n";
168                 /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
169                 /ubifs/ and $ret .= "\tselect USES_UBIFS\n";
170                 /fpu/ and $ret .= "\tselect HAS_FPU\n";
171                 /spe_fpu/ and $ret .= "\tselect HAS_SPE_FPU\n";
172                 /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
173                 /powerpc64/ and $ret .= "\tselect powerpc64\n";
174                 /nommu/ and $ret .= "\tselect NOMMU\n";
175         }
176         return $ret;
177 }
178
179 sub target_name($) {
180         my $target = shift;
181         my $parent = $target->{parent};
182         if ($parent) {
183                 return $target->{parent}->{name}." - ".$target->{name};
184         } else {
185                 return $target->{name};
186         }
187 }
188
189 sub kver($) {
190         my $v = shift;
191         $v =~ tr/\./_/;
192         $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
193         return $v;
194 }
195
196 sub print_target($) {
197         my $target = shift;
198         my $features = target_config_features(@{$target->{features}});
199         my $help = $target->{desc};
200         my $confstr;
201
202         chomp $features;
203         $features .= "\n";
204         if ($help =~ /\w+/) {
205                 $help =~ s/^\s*/\t  /mg;
206                 $help = "\thelp\n$help";
207         } else {
208                 undef $help;
209         }
210
211         my $v = kver($target->{version});
212         if (@{$target->{subtargets}} == 0) {
213         $confstr = <<EOF;
214 config TARGET_$target->{conf}
215         bool "$target->{name}"
216         select LINUX_$v
217 EOF
218         }
219         else {
220                 $confstr = <<EOF;
221 config TARGET_$target->{conf}
222         bool "$target->{name}"
223 EOF
224         }
225         if ($target->{subtarget}) {
226                 $confstr .= "\tdepends TARGET_$target->{boardconf}\n";
227         }
228         if (@{$target->{subtargets}} > 0) {
229                 $confstr .= "\tselect HAS_SUBTARGETS\n";
230         }
231
232         if ($target->{arch} =~ /\w/) {
233                 $confstr .= "\tselect $target->{arch}\n";
234         }
235         foreach my $dep (@{$target->{depends}}) {
236                 my $mode = "depends";
237                 my $flags;
238                 my $name;
239
240                 $dep =~ /^([@\+\-]+)(.+)$/;
241                 $flags = $1;
242                 $name = $2;
243
244                 next if $name =~ /:/;
245                 $flags =~ /-/ and $mode = "deselect";
246                 $flags =~ /\+/ and $mode = "select";
247                 $flags =~ /@/ and $confstr .= "\t$mode $name\n";
248         }
249         $confstr .= $features;
250         $confstr .= "$help\n\n";
251         print $confstr;
252 }
253
254 sub gen_target_config() {
255         my @target = parse_target_metadata();
256         my %defaults;
257
258         my @target_sort = sort {
259                 target_name($a) cmp target_name($b);
260         } @target;
261
262
263         print <<EOF;
264 choice
265         prompt "Target System"
266         default TARGET_brcm47xx
267         reset if !DEVEL
268         
269 EOF
270
271         foreach my $target (@target_sort) {
272                 next if $target->{subtarget};
273                 print_target($target);
274         }
275
276         print <<EOF;
277 endchoice
278
279 choice
280         prompt "Subtarget" if HAS_SUBTARGETS
281
282 EOF
283         foreach my $target (@target) {
284                 next unless $target->{subtarget};
285                 print_target($target);
286         }
287
288 print <<EOF;
289 endchoice
290
291 choice
292         prompt "Target Profile"
293
294 EOF
295
296         foreach my $target (@target) {
297                 my $profiles = $target->{profiles};
298
299                 foreach my $profile (@$profiles) {
300                         print <<EOF;
301 config TARGET_$target->{conf}_$profile->{id}
302         bool "$profile->{name}"
303         depends TARGET_$target->{conf}
304 $profile->{config}
305 EOF
306                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
307                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
308                         foreach my $pkg (@pkglist) {
309                                 print "\tselect DEFAULT_$pkg\n";
310                                 $defaults{$pkg} = 1;
311                         }
312                         my $help = $profile->{desc};
313                         if ($help =~ /\w+/) {
314                                 $help =~ s/^\s*/\t  /mg;
315                                 $help = "\thelp\n$help";
316                         } else {
317                                 undef $help;
318                         }
319                         print "$help\n";
320                 }
321         }
322
323         print <<EOF;
324 endchoice
325
326 config HAS_SUBTARGETS
327         bool
328
329 config TARGET_BOARD
330         string
331
332 EOF
333         foreach my $target (@target) {
334                 $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
335         }
336         print <<EOF;
337 config TARGET_ARCH_PACKAGES
338         string
339         
340 EOF
341         foreach my $target (@target) {
342                 next if @{$target->{subtargets}} > 0;
343                 print "\t\tdefault \"".($target->{arch_packages} || $target->{board})."\" if TARGET_".$target->{conf}."\n";
344         }
345         print <<EOF;
346
347 config DEFAULT_TARGET_OPTIMIZATION
348         string
349 EOF
350         foreach my $target (@target) {
351                 next if @{$target->{subtargets}} > 0;
352                 print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
353         }
354         print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
355
356         my %kver;
357         foreach my $target (@target) {
358                 my $v = kver($target->{version});
359                 next if $kver{$v};
360                 $kver{$v} = 1;
361                 print <<EOF;
362
363 config LINUX_$v
364         bool
365
366 EOF
367         }
368         foreach my $def (sort keys %defaults) {
369                 print "\tconfig DEFAULT_".$def."\n";
370                 print "\t\tbool\n\n";
371         }
372 }
373
374 my %dep_check;
375 sub __find_package_dep($$) {
376         my $pkg = shift;
377         my $name = shift;
378         my $deps = ($pkg->{vdepends} or $pkg->{depends});
379
380         return 0 unless defined $deps;
381         foreach my $dep (@{$deps}) {
382                 next if $dep_check{$dep};
383                 $dep_check{$dep} = 1;
384                 return 1 if $dep eq $name;
385                 return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
386         }
387         return 0;
388 }
389
390 # wrapper to avoid infinite recursion
391 sub find_package_dep($$) {
392         my $pkg = shift;
393         my $name = shift;
394
395         %dep_check = ();
396         return __find_package_dep($pkg, $name);
397 }
398
399 sub package_depends($$) {
400         my $a = shift;
401         my $b = shift;
402         my $ret;
403
404         return 0 if ($a->{submenu} ne $b->{submenu});
405         if (find_package_dep($a, $b->{name}) == 1) {
406                 $ret = 1;
407         } elsif (find_package_dep($b, $a->{name}) == 1) {
408                 $ret = -1;
409         } else {
410                 return 0;
411         }
412         return $ret;
413 }
414
415 sub mconf_depends {
416         my $pkgname = shift;
417         my $depends = shift;
418         my $only_dep = shift;
419         my $res;
420         my $dep = shift;
421         my $seen = shift;
422         my $parent_condition = shift;
423         $dep or $dep = {};
424         $seen or $seen = {};
425
426         $depends or return;
427         my @depends = @$depends;
428         foreach my $depend (@depends) {
429                 my $m = "depends";
430                 my $flags = "";
431                 $depend =~ s/^([@\+]+)// and $flags = $1;
432                 my $vdep;
433                 my $condition = $parent_condition;
434
435                 next if $condition eq $depend;
436                 next if $seen->{"$parent_condition:$depend"};
437                 $seen->{"$parent_condition:$depend"} = 1;
438                 if ($depend =~ /^(.+):(.+)$/) {
439                         if ($1 ne "PACKAGE_$pkgname") {
440                                 if ($condition) {
441                                         $condition = "$condition && $1";
442                                 } else {
443                                         $condition = $1;
444                                 }
445                         }
446                         $depend = $2;
447                 }
448                 next if $package{$depend} and $package{$depend}->{buildonly};
449                 if ($vdep = $package{$depend}->{vdepends}) {
450                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
451                 } else {
452                         $flags =~ /\+/ and do {
453                                 # Menuconfig will not treat 'select FOO' as a real dependency
454                                 # thus if FOO depends on other config options, these dependencies
455                                 # will not be checked. To fix this, we simply emit all of FOO's
456                                 # depends here as well.
457                                 $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
458
459                                 $m = "select";
460                                 next if $only_dep;
461                         };
462                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
463                         if ($condition) {
464                                 if ($m =~ /select/) {
465                                         $depend = "$depend if $condition";
466                                 } else {
467                                         $depend = "!($condition) || $depend";
468                                 }
469                         }
470                 }
471                 $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
472         }
473         foreach my $depend (keys %$dep) {
474                 my $m = $dep->{$depend};
475                 $res .= "\t\t$m $depend\n";
476         }
477         return $res;
478 }
479
480 sub print_package_config_category($) {
481         my $cat = shift;
482         my %menus;
483         my %menu_dep;
484
485         return unless $category{$cat};
486
487         print "menu \"$cat\"\n\n";
488         my %spkg = %{$category{$cat}};
489
490         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
491                 foreach my $pkg (@{$spkg{$spkg}}) {
492                         next if $pkg->{buildonly};
493                         my $menu = $pkg->{submenu};
494                         if ($menu) {
495                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
496                         } else {
497                                 $menu = 'undef';
498                         }
499                         $menus{$menu} or $menus{$menu} = [];
500                         push @{$menus{$menu}}, $pkg;
501                 }
502         }
503         my @menus = sort {
504                 ($a eq 'undef' ?  1 : 0) or
505                 ($b eq 'undef' ? -1 : 0) or
506                 ($a cmp $b)
507         } keys %menus;
508
509         foreach my $menu (@menus) {
510                 my @pkgs = sort {
511                         package_depends($a, $b) or
512                         ($a->{name} cmp $b->{name})
513                 } @{$menus{$menu}};
514                 if ($menu ne 'undef') {
515                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
516                         print "menu \"$menu\"\n";
517                 }
518                 foreach my $pkg (@pkgs) {
519                         my $title = $pkg->{name};
520                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
521                         if ($c > 0) {
522                                 $title .= ("." x $c). " ". $pkg->{title};
523                         }
524                         print "\t";
525                         $pkg->{menu} and print "menu";
526                         print "config PACKAGE_".$pkg->{name}."\n";
527                         print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." \"$title\"\n";
528                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
529                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
530                                 print "\t\tdefault $default\n";
531                         }
532                         print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
533                         print "\t\thelp\n";
534                         print $pkg->{description};
535                         print "\n";
536
537                         $pkg->{config} and print $pkg->{config}."\n";
538                 }
539                 if ($menu ne 'undef') {
540                         print "endmenu\n";
541                         $menu_dep{$menu} and print "endif\n";
542                 }
543         }
544         print "endmenu\n\n";
545
546         undef $category{$cat};
547 }
548
549 sub print_package_features() {
550         keys %features > 0 or return;
551         print "menu \"Package features\"\n";
552         foreach my $n (keys %features) {
553                 my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
554                 print <<EOF;
555 choice
556         prompt "$features[0]->{target_title}"
557         default FEATURE_$features[0]->{name}
558 EOF
559
560                 foreach my $feature (@features) {
561                         print <<EOF;
562         config FEATURE_$feature->{name}
563                 bool "$feature->{title}"
564 EOF
565                         $feature->{description} =~ /\w/ and do {
566                                 print "\t\thelp\n".$feature->{description}."\n";
567                         };
568                 }
569                 print "endchoice\n"
570         }
571         print "endmenu\n\n";
572 }
573
574 sub gen_package_config() {
575         parse_package_metadata($ARGV[0]) or exit 1;
576         print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
577         foreach my $preconfig (keys %preconfig) {
578                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
579                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
580                         $conf =~ tr/\.-/__/;
581                         print <<EOF
582         config UCI_PRECONFIG_$conf
583                 string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
584                 depends PACKAGE_$preconfig
585                 default "$preconfig{$preconfig}->{$cfg}->{default}"
586
587 EOF
588                 }
589         }
590         print "source \"package/*/image-config.in\"\n";
591         if (scalar glob "package/feeds/*/*/image-config.in") {
592             print "source \"package/feeds/*/*/image-config.in\"\n";
593         }
594         print_package_features();
595         print_package_config_category 'Base system';
596         foreach my $cat (keys %category) {
597                 print_package_config_category $cat;
598         }
599 }
600
601 sub get_conditional_dep($$) {
602         my $condition = shift;
603         my $depstr = shift;
604         if ($condition) {
605                 if ($condition =~ /^!(.+)/) {
606                         return "\$(if \$(CONFIG_$1),,$depstr)";
607                 } else {
608                         return "\$(if \$(CONFIG_$condition),$depstr)";
609                 }
610         } else {
611                 return $depstr;
612         }
613 }
614
615 sub gen_package_mk() {
616         my %conf;
617         my %dep;
618         my %done;
619         my $line;
620
621         parse_package_metadata($ARGV[0]) or exit 1;
622         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
623                 my $config;
624                 my $pkg = $package{$name};
625                 my @srcdeps;
626
627                 next if defined $pkg->{vdepends};
628
629                 if ($ENV{SDK}) {
630                         $conf{$pkg->{src}} or do {
631                                 $config = 'm';
632                                 $conf{$pkg->{src}} = 1;
633                         };
634                 } else {
635                         $config = "\$(CONFIG_PACKAGE_$name)"
636                 }
637                 if ($config) {
638                         $pkg->{buildonly} and $config = "";
639                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
640                         if ($pkg->{variant}) {
641                                 if (!defined($done{$pkg->{src}})) {
642                                         print "\$(curdir)/$pkg->{subdir}$pkg->{src}/default-variant := $pkg->{variant}\n";
643                                 }
644                                 print "\$(curdir)/$pkg->{subdir}$pkg->{src}/variants += \$(if $config,$pkg->{variant})\n"
645                         }
646                         $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
647                 }
648
649                 next if $done{$pkg->{src}};
650                 $done{$pkg->{src}} = 1;
651
652                 if (@{$pkg->{buildtypes}} > 0) {
653                         print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
654                 }
655
656                 foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
657                         foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
658                                 $dep =~ /@/ or do {
659                                         $dep =~ s/\+//g;
660                                         push @srcdeps, $dep;
661                                 };
662                         }
663                 }
664                 foreach my $type (@{$pkg->{buildtypes}}) {
665                         my @extra_deps;
666                         my %deplines;
667
668                         next unless $pkg->{"builddepends/$type"};
669                         foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
670                                 my $suffix = "";
671                                 my $condition;
672
673                                 if ($dep =~ /^(.+):(.+)/) {
674                                         $condition = $1;
675                                         $dep = $2;
676                                 }
677                                 if ($dep =~ /^(.+)(\/.+)/) {
678                                         $dep = $1;
679                                         $suffix = $2;
680                                 }
681
682                                 my $idx = "";
683                                 my $pkg_dep = $package{$dep};
684                                 if (defined($pkg_dep) && defined($pkg_dep->{src})) {
685                                         $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
686                                 } elsif (defined($srcpackage{$dep})) {
687                                         $idx = $subdir{$dep}.$dep;
688                                 } else {
689                                         next;
690                                 }
691                                 my $depstr = "\$(curdir)/$idx$suffix/compile";
692                                 my $depline = get_conditional_dep($condition, $depstr);
693                                 if ($depline) {
694                                         $deplines{$dep} = $depline;
695                                 }
696                         }
697                         my $depline = join(" ", values %deplines);
698                         if ($depline) {
699                                 $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
700                         }
701                 }
702
703                 my $hasdeps = 0;
704                 my %deplines;
705                 foreach my $deps (@srcdeps) {
706                         my $idx;
707                         my $condition;
708                         my $prefix = "";
709                         my $suffix = "";
710
711                         if ($deps =~ /^(.+):(.+)/) {
712                                 $condition = $1;
713                                 $deps = $2;
714                         }
715                         if ($deps =~ /^(.+)(\/.+)/) {
716                                 $deps = $1;
717                                 $suffix = $2;
718                         }
719
720                         my $pkg_dep = $package{$deps};
721                         my @deps;
722
723                         if ($pkg_dep->{vdepends}) {
724                                 @deps = @{$pkg_dep->{vdepends}};
725                         } else {
726                                 @deps = ($deps);
727                         }
728
729                         foreach my $dep (@deps) {
730                                 $pkg_dep = $package{$deps};
731                                 if (defined $pkg_dep->{src}) {
732                                         ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
733                                 } elsif (defined($srcpackage{$dep})) {
734                                         $idx = $subdir{$dep}.$dep;
735                                 }
736                                 $idx .= $suffix;
737                                 undef $idx if $idx =~ /^(kernel)|(base-files)$/;
738                                 if ($idx) {
739                                         my $depline;
740                                         next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
741                                         next if $dep{$condition.":".$pkg->{src}."->".$idx};
742                                         next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
743                                         my $depstr;
744
745                                         if ($pkg_dep->{vdepends}) {
746                                                 $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
747                                                 $dep{$pkg->{src}."->($dep)".$idx} = 1;
748                                         } else {
749                                                 $depstr = "\$(curdir)/$idx/compile";
750                                                 $dep{$pkg->{src}."->".$idx} = 1;
751                                         }
752                                         $depline = get_conditional_dep($condition, $depstr);
753                                         if ($depline) {
754                                                 $deplines{$idx.$dep} = $depline;
755                                         }
756                                 }
757                         }
758                 }
759                 my $depline = join(" ", values %deplines);
760                 if ($depline) {
761                         $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
762                 }
763         }
764
765         if ($line ne "") {
766                 print "\n$line";
767         }
768         foreach my $preconfig (keys %preconfig) {
769                 my $cmds;
770                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
771                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
772                         $conf =~ tr/\.-/__/;
773                         $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
774                 }
775                 next unless $cmds;
776                 print <<EOF
777
778 ifndef DUMP_TARGET_DB
779 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
780         ( \\
781 $cmds \\
782         ) > \$@
783         
784 ifneq (\$(IMAGEOPT)\$(CONFIG_IMAGEOPT),)
785   package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
786 endif
787 endif
788
789 EOF
790         }
791 }
792
793 sub gen_package_source() {
794         parse_package_metadata($ARGV[0]) or exit 1;
795         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
796                 my $pkg = $package{$name};
797                 if ($pkg->{name} && $pkg->{source}) {
798                         print "$pkg->{name}: ";
799                         print "$pkg->{source}\n";
800                 }
801         }
802 }
803
804 sub parse_command() {
805         my $cmd = shift @ARGV;
806         for ($cmd) {
807                 /^target_config$/ and return gen_target_config();
808                 /^package_mk$/ and return gen_package_mk();
809                 /^package_config$/ and return gen_package_config();
810                 /^kconfig/ and return gen_kconfig_overrides();
811                 /^package_source$/ and return gen_package_source();
812         }
813         print <<EOF
814 Available Commands:
815         $0 target_config [file]         Target metadata in Kconfig format
816         $0 package_mk [file]            Package metadata in makefile format
817         $0 package_config [file]        Package metadata in Kconfig format
818         $0 kconfig [file] [config]      Kernel config overrides
819         $0 package_source [file]        Package source file information
820
821 EOF
822 }
823
824 parse_command();