Root/scripts/metadata.pl

1#!/usr/bin/env perl
2use FindBin;
3use lib "$FindBin::Bin";
4use strict;
5use metadata;
6
7my %board;
8
9sub confstr($) {
10    my $conf = shift;
11    $conf =~ tr#/\.\-/#___#;
12    return $conf;
13}
14
15sub 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{$1};
46            }
47        };
48        /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
49        /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
50        /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
51        /^Target-Arch-Packages:\s*(.+)\s*$/ and $target->{arch_packages} = $1;
52        /^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
53        /^Target-Depends:\s*(.+)\s*$/ and $target->{depends} = [ split(/\s+/, $1) ];
54        /^Target-Description:/ and $target->{desc} = get_multiline(*FILE);
55        /^Target-Optimization:\s*(.+)\s*$/ and $target->{cflags} = $1;
56        /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
57        /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
58        /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
59        /^Default-Subtarget:\s*(.+)\s*$/ and $target->{def_subtarget} = $1;
60        /^Default-Packages:\s*(.+)\s*$/ 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
89sub 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                    next if $kconfig{$config} eq 'y';
119                    $kconfig{$config} = $val;
120                } elsif (!$override) {
121                    $kconfig{$config} or $kconfig{$config} = 'n';
122                }
123            }
124        };
125    };
126    close FILE;
127
128    foreach my $kconfig (sort keys %kconfig) {
129        if ($kconfig{$kconfig} eq 'n') {
130            print "# $kconfig is not set\n";
131        } else {
132            print "$kconfig=$kconfig{$kconfig}\n";
133        }
134    }
135}
136
137sub merge_package_lists($$) {
138    my $list1 = shift;
139    my $list2 = shift;
140    my @l = ();
141    my %pkgs;
142
143    foreach my $pkg (@$list1, @$list2) {
144        $pkgs{$pkg} = 1;
145    }
146    foreach my $pkg (keys %pkgs) {
147        push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
148    }
149    return sort(@l);
150}
151
152sub target_config_features(@) {
153    my $ret;
154
155    while ($_ = shift @_) {
156        /broken/ and $ret .= "\tdepends BROKEN\n";
157        /audio/ and $ret .= "\tselect AUDIO_SUPPORT\n";
158        /display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
159        /gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
160        /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
161        /pcie/ and $ret .= "\tselect PCIE_SUPPORT\n";
162        /usb/ and $ret .= "\tselect USB_SUPPORT\n";
163        /usbgadget/ and $ret .= "\tselect USB_GADGET_SUPPORT\n";
164        /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
165        /rtc/ and $ret .= "\tselect RTC_SUPPORT\n";
166        /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
167        /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
168        /ext4/ and $ret .= "\tselect USES_EXT4\n";
169        /targz/ and $ret .= "\tselect USES_TARGZ\n";
170        /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
171        /ubifs/ and $ret .= "\tselect USES_UBIFS\n";
172        /fpu/ and $ret .= "\tselect HAS_FPU\n";
173        /spe_fpu/ and $ret .= "\tselect HAS_SPE_FPU\n";
174        /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
175        /powerpc64/ and $ret .= "\tselect powerpc64\n";
176        /nommu/ and $ret .= "\tselect NOMMU\n";
177    }
178    return $ret;
179}
180
181sub target_name($) {
182    my $target = shift;
183    my $parent = $target->{parent};
184    if ($parent) {
185        return $target->{parent}->{name}." - ".$target->{name};
186    } else {
187        return $target->{name};
188    }
189}
190
191sub kver($) {
192    my $v = shift;
193    $v =~ tr/\./_/;
194    if (substr($v,0,2) eq "2_") {
195        $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
196    } else {
197        $v =~ /(\d+_\d+)(_\d+)?/ and $v = $1;
198    }
199    return $v;
200}
201
202sub print_target($) {
203    my $target = shift;
204    my $features = target_config_features(@{$target->{features}});
205    my $help = $target->{desc};
206    my $confstr;
207
208    chomp $features;
209    $features .= "\n";
210    if ($help =~ /\w+/) {
211        $help =~ s/^\s*/\t /mg;
212        $help = "\thelp\n$help";
213    } else {
214        undef $help;
215    }
216
217    my $v = kver($target->{version});
218    if (@{$target->{subtargets}} == 0) {
219    $confstr = <<EOF;
220config TARGET_$target->{conf}
221    bool "$target->{name}"
222    select LINUX_$v
223EOF
224    }
225    else {
226        $confstr = <<EOF;
227config TARGET_$target->{conf}
228    bool "$target->{name}"
229EOF
230    }
231    if ($target->{subtarget}) {
232        $confstr .= "\tdepends TARGET_$target->{boardconf}\n";
233    }
234    if (@{$target->{subtargets}} > 0) {
235        $confstr .= "\tselect HAS_SUBTARGETS\n";
236        grep { /broken/ } @{$target->{features}} and $confstr .= "\tdepends BROKEN\n";
237    } else {
238        $confstr .= $features;
239    }
240
241    if ($target->{arch} =~ /\w/) {
242        $confstr .= "\tselect $target->{arch}\n";
243    }
244    foreach my $dep (@{$target->{depends}}) {
245        my $mode = "depends";
246        my $flags;
247        my $name;
248
249        $dep =~ /^([@\+\-]+)(.+)$/;
250        $flags = $1;
251        $name = $2;
252
253        next if $name =~ /:/;
254        $flags =~ /-/ and $mode = "deselect";
255        $flags =~ /\+/ and $mode = "select";
256        $flags =~ /@/ and $confstr .= "\t$mode $name\n";
257    }
258    $confstr .= "$help\n\n";
259    print $confstr;
260}
261
262sub gen_target_config() {
263    my @target = parse_target_metadata();
264    my %defaults;
265
266    my @target_sort = sort {
267        target_name($a) cmp target_name($b);
268    } @target;
269
270
271    print <<EOF;
272choice
273    prompt "Target System"
274    default TARGET_ar71xx
275    reset if !DEVEL
276    
277EOF
278
279    foreach my $target (@target_sort) {
280        next if $target->{subtarget};
281        print_target($target);
282    }
283
284    print <<EOF;
285endchoice
286
287choice
288    prompt "Subtarget" if HAS_SUBTARGETS
289EOF
290    foreach my $target (@target) {
291        next unless $target->{def_subtarget};
292        print <<EOF;
293    default TARGET_$target->{conf}_$target->{def_subtarget} if TARGET_$target->{conf}
294EOF
295    }
296    print <<EOF;
297
298EOF
299    foreach my $target (@target) {
300        next unless $target->{subtarget};
301        print_target($target);
302    }
303
304print <<EOF;
305endchoice
306
307choice
308    prompt "Target Profile"
309
310EOF
311
312    foreach my $target (@target) {
313        my $profiles = $target->{profiles};
314
315        foreach my $profile (@$profiles) {
316            print <<EOF;
317config TARGET_$target->{conf}_$profile->{id}
318    bool "$profile->{name}"
319    depends TARGET_$target->{conf}
320$profile->{config}
321EOF
322            $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
323            my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
324            foreach my $pkg (@pkglist) {
325                print "\tselect DEFAULT_$pkg\n";
326                $defaults{$pkg} = 1;
327            }
328            my $help = $profile->{desc};
329            if ($help =~ /\w+/) {
330                $help =~ s/^\s*/\t /mg;
331                $help = "\thelp\n$help";
332            } else {
333                undef $help;
334            }
335            print "$help\n";
336        }
337    }
338
339    print <<EOF;
340endchoice
341
342config HAS_SUBTARGETS
343    bool
344
345config TARGET_BOARD
346    string
347
348EOF
349    foreach my $target (@target) {
350        $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
351    }
352    print <<EOF;
353config TARGET_ARCH_PACKAGES
354    string
355    
356EOF
357    foreach my $target (@target) {
358        next if @{$target->{subtargets}} > 0;
359        print "\t\tdefault \"".($target->{arch_packages} || $target->{board})."\" if TARGET_".$target->{conf}."\n";
360    }
361    print <<EOF;
362
363config DEFAULT_TARGET_OPTIMIZATION
364    string
365EOF
366    foreach my $target (@target) {
367        next if @{$target->{subtargets}} > 0;
368        print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
369    }
370    print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
371
372    my %kver;
373    foreach my $target (@target) {
374        my $v = kver($target->{version});
375        next if $kver{$v};
376        $kver{$v} = 1;
377        print <<EOF;
378
379config LINUX_$v
380    bool
381
382EOF
383    }
384    foreach my $def (sort keys %defaults) {
385        print "\tconfig DEFAULT_".$def."\n";
386        print "\t\tbool\n\n";
387    }
388}
389
390my %dep_check;
391sub __find_package_dep($$) {
392    my $pkg = shift;
393    my $name = shift;
394    my $deps = ($pkg->{vdepends} or $pkg->{depends});
395
396    return 0 unless defined $deps;
397    foreach my $dep (@{$deps}) {
398        next if $dep_check{$dep};
399        $dep_check{$dep} = 1;
400        return 1 if $dep eq $name;
401        return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
402    }
403    return 0;
404}
405
406# wrapper to avoid infinite recursion
407sub find_package_dep($$) {
408    my $pkg = shift;
409    my $name = shift;
410
411    %dep_check = ();
412    return __find_package_dep($pkg, $name);
413}
414
415sub package_depends($$) {
416    my $a = shift;
417    my $b = shift;
418    my $ret;
419
420    return 0 if ($a->{submenu} ne $b->{submenu});
421    if (find_package_dep($a, $b->{name}) == 1) {
422        $ret = 1;
423    } elsif (find_package_dep($b, $a->{name}) == 1) {
424        $ret = -1;
425    } else {
426        return 0;
427    }
428    return $ret;
429}
430
431sub mconf_depends {
432    my $pkgname = shift;
433    my $depends = shift;
434    my $only_dep = shift;
435    my $res;
436    my $dep = shift;
437    my $seen = shift;
438    my $parent_condition = shift;
439    $dep or $dep = {};
440    $seen or $seen = {};
441
442    $depends or return;
443    my @depends = @$depends;
444    foreach my $depend (@depends) {
445        my $m = "depends";
446        my $flags = "";
447        $depend =~ s/^([@\+]+)// and $flags = $1;
448        my $vdep;
449        my $condition = $parent_condition;
450
451        next if $condition eq $depend;
452        next if $seen->{"$parent_condition:$depend"};
453        $seen->{"$parent_condition:$depend"} = 1;
454        if ($depend =~ /^(.+):(.+)$/) {
455            if ($1 ne "PACKAGE_$pkgname") {
456                if ($condition) {
457                    $condition = "$condition && $1";
458                } else {
459                    $condition = $1;
460                }
461            }
462            $depend = $2;
463        }
464        next if $package{$depend} and $package{$depend}->{buildonly};
465        if ($vdep = $package{$depend}->{vdepends}) {
466            $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
467        } else {
468            $flags =~ /\+/ and do {
469                # Menuconfig will not treat 'select FOO' as a real dependency
470                # thus if FOO depends on other config options, these dependencies
471                # will not be checked. To fix this, we simply emit all of FOO's
472                # depends here as well.
473                $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
474
475                $m = "select";
476                next if $only_dep;
477            };
478            $flags =~ /@/ or $depend = "PACKAGE_$depend";
479            if ($condition) {
480                if ($m =~ /select/) {
481                    next if $depend eq $condition;
482                    $depend = "$depend if $condition";
483                } else {
484                    $depend = "!($condition) || $depend";
485                }
486            }
487        }
488        $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
489    }
490    foreach my $depend (keys %$dep) {
491        my $m = $dep->{$depend};
492        $res .= "\t\t$m $depend\n";
493    }
494    return $res;
495}
496
497sub print_package_config_category($) {
498    my $cat = shift;
499    my %menus;
500    my %menu_dep;
501
502    return unless $category{$cat};
503
504    print "menu \"$cat\"\n\n";
505    my %spkg = %{$category{$cat}};
506
507    foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
508        foreach my $pkg (@{$spkg{$spkg}}) {
509            next if $pkg->{buildonly};
510            my $menu = $pkg->{submenu};
511            if ($menu) {
512                $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
513            } else {
514                $menu = 'undef';
515            }
516            $menus{$menu} or $menus{$menu} = [];
517            push @{$menus{$menu}}, $pkg;
518        }
519    }
520    my @menus = sort {
521        ($a eq 'undef' ? 1 : 0) or
522        ($b eq 'undef' ? -1 : 0) or
523        ($a cmp $b)
524    } keys %menus;
525
526    foreach my $menu (@menus) {
527        my @pkgs = sort {
528            package_depends($a, $b) or
529            ($a->{name} cmp $b->{name})
530        } @{$menus{$menu}};
531        if ($menu ne 'undef') {
532            $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
533            print "menu \"$menu\"\n";
534        }
535        foreach my $pkg (@pkgs) {
536            my $title = $pkg->{name};
537            my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
538            if ($c > 0) {
539                $title .= ("." x $c). " ". $pkg->{title};
540            }
541            $title = "\"$title\"";
542            print "\t";
543            $pkg->{menu} and print "menu";
544            print "config PACKAGE_".$pkg->{name}."\n";
545            $pkg->{hidden} and $title = "";
546            print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." $title\n";
547            print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
548            foreach my $default (split /\s*,\s*/, $pkg->{default}) {
549                print "\t\tdefault $default\n";
550            }
551            print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
552            print mconf_depends($pkg->{name}, $pkg->{mdepends}, 0);
553            print "\t\thelp\n";
554            print $pkg->{description};
555            print "\n";
556
557            $pkg->{config} and print $pkg->{config}."\n";
558        }
559        if ($menu ne 'undef') {
560            print "endmenu\n";
561            $menu_dep{$menu} and print "endif\n";
562        }
563    }
564    print "endmenu\n\n";
565
566    undef $category{$cat};
567}
568
569sub print_package_features() {
570    keys %features > 0 or return;
571    print "menu \"Package features\"\n";
572    foreach my $n (keys %features) {
573        my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
574        print <<EOF;
575choice
576    prompt "$features[0]->{target_title}"
577    default FEATURE_$features[0]->{name}
578EOF
579
580        foreach my $feature (@features) {
581            print <<EOF;
582    config FEATURE_$feature->{name}
583        bool "$feature->{title}"
584EOF
585            $feature->{description} =~ /\w/ and do {
586                print "\t\thelp\n".$feature->{description}."\n";
587            };
588        }
589        print "endchoice\n"
590    }
591    print "endmenu\n\n";
592}
593
594sub gen_package_config() {
595    parse_package_metadata($ARGV[0]) or exit 1;
596    print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
597    foreach my $preconfig (keys %preconfig) {
598        foreach my $cfg (keys %{$preconfig{$preconfig}}) {
599            my $conf = $preconfig{$preconfig}->{$cfg}->{id};
600            $conf =~ tr/\.-/__/;
601            print <<EOF
602    config UCI_PRECONFIG_$conf
603        string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
604        depends PACKAGE_$preconfig
605        default "$preconfig{$preconfig}->{$cfg}->{default}"
606
607EOF
608        }
609    }
610    print "source \"package/*/image-config.in\"\n";
611    if (scalar glob "package/feeds/*/*/image-config.in") {
612        print "source \"package/feeds/*/*/image-config.in\"\n";
613    }
614    print_package_features();
615    print_package_config_category 'Base system';
616    foreach my $cat (keys %category) {
617        print_package_config_category $cat;
618    }
619}
620
621sub get_conditional_dep($$) {
622    my $condition = shift;
623    my $depstr = shift;
624    if ($condition) {
625        if ($condition =~ /^!(.+)/) {
626            return "\$(if \$(CONFIG_$1),,$depstr)";
627        } else {
628            return "\$(if \$(CONFIG_$condition),$depstr)";
629        }
630    } else {
631        return $depstr;
632    }
633}
634
635sub gen_package_mk() {
636    my %conf;
637    my %dep;
638    my %done;
639    my $line;
640
641    parse_package_metadata($ARGV[0]) or exit 1;
642    foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
643        my $config;
644        my $pkg = $package{$name};
645        my @srcdeps;
646
647        next if defined $pkg->{vdepends};
648
649        if ($ENV{SDK}) {
650            $conf{$pkg->{src}} or do {
651                $config = 'm';
652                $conf{$pkg->{src}} = 1;
653            };
654        } else {
655            $config = "\$(CONFIG_PACKAGE_$name)"
656        }
657        if ($config) {
658            $pkg->{buildonly} and $config = "";
659            print "package-$config += $pkg->{subdir}$pkg->{src}\n";
660            if ($pkg->{variant}) {
661                if (!defined($done{$pkg->{src}})) {
662                    print "\$(curdir)/$pkg->{subdir}$pkg->{src}/default-variant := $pkg->{variant}\n";
663                }
664                print "\$(curdir)/$pkg->{subdir}$pkg->{src}/variants += \$(if $config,$pkg->{variant})\n"
665            }
666            $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
667        }
668
669        next if $done{$pkg->{src}};
670        $done{$pkg->{src}} = 1;
671
672        if (@{$pkg->{buildtypes}} > 0) {
673            print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
674        }
675
676        foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
677            foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
678                $dep =~ /@/ or do {
679                    $dep =~ s/\+//g;
680                    push @srcdeps, $dep;
681                };
682            }
683        }
684        foreach my $type (@{$pkg->{buildtypes}}) {
685            my @extra_deps;
686            my %deplines;
687
688            next unless $pkg->{"builddepends/$type"};
689            foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
690                my $suffix = "";
691                my $condition;
692
693                if ($dep =~ /^(.+):(.+)/) {
694                    $condition = $1;
695                    $dep = $2;
696                }
697                if ($dep =~ /^(.+)(\/.+)/) {
698                    $dep = $1;
699                    $suffix = $2;
700                }
701
702                my $idx = "";
703                my $pkg_dep = $package{$dep};
704                if (defined($pkg_dep) && defined($pkg_dep->{src})) {
705                    $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
706                } elsif (defined($srcpackage{$dep})) {
707                    $idx = $subdir{$dep}.$dep;
708                } else {
709                    next;
710                }
711                my $depstr = "\$(curdir)/$idx$suffix/compile";
712                my $depline = get_conditional_dep($condition, $depstr);
713                if ($depline) {
714                    $deplines{$depline}++;
715                }
716            }
717            my $depline = join(" ", sort keys %deplines);
718            if ($depline) {
719                $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
720            }
721        }
722
723        my $hasdeps = 0;
724        my %deplines;
725        foreach my $deps (@srcdeps) {
726            my $idx;
727            my $condition;
728            my $prefix = "";
729            my $suffix = "";
730
731            if ($deps =~ /^(.+):(.+)/) {
732                $condition = $1;
733                $deps = $2;
734            }
735            if ($deps =~ /^(.+)(\/.+)/) {
736                $deps = $1;
737                $suffix = $2;
738            }
739
740            my $pkg_dep = $package{$deps};
741            my @deps;
742
743            if ($pkg_dep->{vdepends}) {
744                @deps = @{$pkg_dep->{vdepends}};
745            } else {
746                @deps = ($deps);
747            }
748
749            foreach my $dep (@deps) {
750                $pkg_dep = $package{$deps};
751                if (defined $pkg_dep->{src}) {
752                    ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
753                } elsif (defined($srcpackage{$dep})) {
754                    $idx = $subdir{$dep}.$dep;
755                }
756                $idx .= $suffix;
757                undef $idx if $idx =~ /^(kernel)|(base-files)$/;
758                if ($idx) {
759                    my $depline;
760                    next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
761                    next if $dep{$condition.":".$pkg->{src}."->".$idx};
762                    next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
763                    my $depstr;
764
765                    if ($pkg_dep->{vdepends}) {
766                        $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
767                        $dep{$pkg->{src}."->($dep)".$idx} = 1;
768                    } else {
769                        $depstr = "\$(curdir)/$idx/compile";
770                        $dep{$pkg->{src}."->".$idx} = 1;
771                    }
772                    $depline = get_conditional_dep($condition, $depstr);
773                    if ($depline) {
774                        $deplines{$depline}++;
775                    }
776                }
777            }
778        }
779        my $depline = join(" ", sort keys %deplines);
780        if ($depline) {
781            $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
782        }
783    }
784
785    if ($line ne "") {
786        print "\n$line";
787    }
788    foreach my $preconfig (keys %preconfig) {
789        my $cmds;
790        foreach my $cfg (keys %{$preconfig{$preconfig}}) {
791            my $conf = $preconfig{$preconfig}->{$cfg}->{id};
792            $conf =~ tr/\.-/__/;
793            $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
794        }
795        next unless $cmds;
796        print <<EOF
797
798ifndef DUMP_TARGET_DB
799\$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
800    ( \\
801$cmds \\
802    ) > \$@
803    
804ifneq (\$(IMAGEOPT)\$(CONFIG_IMAGEOPT),)
805  package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
806endif
807endif
808
809EOF
810    }
811}
812
813sub gen_package_source() {
814    parse_package_metadata($ARGV[0]) or exit 1;
815    foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
816        my $pkg = $package{$name};
817        if ($pkg->{name} && $pkg->{source}) {
818            print "$pkg->{name}: ";
819            print "$pkg->{source}\n";
820        }
821    }
822}
823
824sub parse_command() {
825    my $cmd = shift @ARGV;
826    for ($cmd) {
827        /^target_config$/ and return gen_target_config();
828        /^package_mk$/ and return gen_package_mk();
829        /^package_config$/ and return gen_package_config();
830        /^kconfig/ and return gen_kconfig_overrides();
831        /^package_source$/ and return gen_package_source();
832    }
833    print <<EOF
834Available Commands:
835    $0 target_config [file] Target metadata in Kconfig format
836    $0 package_mk [file] Package metadata in makefile format
837    $0 package_config [file] Package metadata in Kconfig format
838    $0 kconfig [file] [config] Kernel config overrides
839    $0 package_source [file] Package source file information
840
841EOF
842}
843
844parse_command();
845

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