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                    $kconfig{$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
136sub 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
151sub 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
179sub 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
189sub kver($) {
190    my $v = shift;
191    $v =~ tr/\./_/;
192    if (substr($v,0,2) eq "2_") {
193        $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
194    } else {
195        $v =~ /(\d+_\d+)(_\d+)?/ and $v = $1;
196    }
197    return $v;
198}
199
200sub print_target($) {
201    my $target = shift;
202    my $features = target_config_features(@{$target->{features}});
203    my $help = $target->{desc};
204    my $confstr;
205
206    chomp $features;
207    $features .= "\n";
208    if ($help =~ /\w+/) {
209        $help =~ s/^\s*/\t /mg;
210        $help = "\thelp\n$help";
211    } else {
212        undef $help;
213    }
214
215    my $v = kver($target->{version});
216    if (@{$target->{subtargets}} == 0) {
217    $confstr = <<EOF;
218config TARGET_$target->{conf}
219    bool "$target->{name}"
220    select LINUX_$v
221EOF
222    }
223    else {
224        $confstr = <<EOF;
225config TARGET_$target->{conf}
226    bool "$target->{name}"
227EOF
228    }
229    if ($target->{subtarget}) {
230        $confstr .= "\tdepends TARGET_$target->{boardconf}\n";
231    }
232    if (@{$target->{subtargets}} > 0) {
233        $confstr .= "\tselect HAS_SUBTARGETS\n";
234    } else {
235        $confstr .= $features;
236    }
237
238    if ($target->{arch} =~ /\w/) {
239        $confstr .= "\tselect $target->{arch}\n";
240    }
241    foreach my $dep (@{$target->{depends}}) {
242        my $mode = "depends";
243        my $flags;
244        my $name;
245
246        $dep =~ /^([@\+\-]+)(.+)$/;
247        $flags = $1;
248        $name = $2;
249
250        next if $name =~ /:/;
251        $flags =~ /-/ and $mode = "deselect";
252        $flags =~ /\+/ and $mode = "select";
253        $flags =~ /@/ and $confstr .= "\t$mode $name\n";
254    }
255    $confstr .= "$help\n\n";
256    print $confstr;
257}
258
259sub gen_target_config() {
260    my @target = parse_target_metadata();
261    my %defaults;
262
263    my @target_sort = sort {
264        target_name($a) cmp target_name($b);
265    } @target;
266
267
268    print <<EOF;
269choice
270    prompt "Target System"
271    default TARGET_brcm47xx
272    reset if !DEVEL
273    
274EOF
275
276    foreach my $target (@target_sort) {
277        next if $target->{subtarget};
278        print_target($target);
279    }
280
281    print <<EOF;
282endchoice
283
284choice
285    prompt "Subtarget" if HAS_SUBTARGETS
286EOF
287    foreach my $target (@target) {
288        next unless $target->{def_subtarget};
289        print <<EOF;
290    default TARGET_$target->{conf}_$target->{def_subtarget} if TARGET_$target->{conf}
291EOF
292    }
293    print <<EOF;
294
295EOF
296    foreach my $target (@target) {
297        next unless $target->{subtarget};
298        print_target($target);
299    }
300
301print <<EOF;
302endchoice
303
304choice
305    prompt "Target Profile"
306
307EOF
308
309    foreach my $target (@target) {
310        my $profiles = $target->{profiles};
311
312        foreach my $profile (@$profiles) {
313            print <<EOF;
314config TARGET_$target->{conf}_$profile->{id}
315    bool "$profile->{name}"
316    depends TARGET_$target->{conf}
317$profile->{config}
318EOF
319            $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
320            my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
321            foreach my $pkg (@pkglist) {
322                print "\tselect DEFAULT_$pkg\n";
323                $defaults{$pkg} = 1;
324            }
325            my $help = $profile->{desc};
326            if ($help =~ /\w+/) {
327                $help =~ s/^\s*/\t /mg;
328                $help = "\thelp\n$help";
329            } else {
330                undef $help;
331            }
332            print "$help\n";
333        }
334    }
335
336    print <<EOF;
337endchoice
338
339config HAS_SUBTARGETS
340    bool
341
342config TARGET_BOARD
343    string
344
345EOF
346    foreach my $target (@target) {
347        $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
348    }
349    print <<EOF;
350config TARGET_ARCH_PACKAGES
351    string
352    
353EOF
354    foreach my $target (@target) {
355        next if @{$target->{subtargets}} > 0;
356        print "\t\tdefault \"".($target->{arch_packages} || $target->{board})."\" if TARGET_".$target->{conf}."\n";
357    }
358    print <<EOF;
359
360config DEFAULT_TARGET_OPTIMIZATION
361    string
362EOF
363    foreach my $target (@target) {
364        next if @{$target->{subtargets}} > 0;
365        print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
366    }
367    print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
368
369    my %kver;
370    foreach my $target (@target) {
371        my $v = kver($target->{version});
372        next if $kver{$v};
373        $kver{$v} = 1;
374        print <<EOF;
375
376config LINUX_$v
377    bool
378
379EOF
380    }
381    foreach my $def (sort keys %defaults) {
382        print "\tconfig DEFAULT_".$def."\n";
383        print "\t\tbool\n\n";
384    }
385}
386
387my %dep_check;
388sub __find_package_dep($$) {
389    my $pkg = shift;
390    my $name = shift;
391    my $deps = ($pkg->{vdepends} or $pkg->{depends});
392
393    return 0 unless defined $deps;
394    foreach my $dep (@{$deps}) {
395        next if $dep_check{$dep};
396        $dep_check{$dep} = 1;
397        return 1 if $dep eq $name;
398        return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
399    }
400    return 0;
401}
402
403# wrapper to avoid infinite recursion
404sub find_package_dep($$) {
405    my $pkg = shift;
406    my $name = shift;
407
408    %dep_check = ();
409    return __find_package_dep($pkg, $name);
410}
411
412sub package_depends($$) {
413    my $a = shift;
414    my $b = shift;
415    my $ret;
416
417    return 0 if ($a->{submenu} ne $b->{submenu});
418    if (find_package_dep($a, $b->{name}) == 1) {
419        $ret = 1;
420    } elsif (find_package_dep($b, $a->{name}) == 1) {
421        $ret = -1;
422    } else {
423        return 0;
424    }
425    return $ret;
426}
427
428sub mconf_depends {
429    my $pkgname = shift;
430    my $depends = shift;
431    my $only_dep = shift;
432    my $res;
433    my $dep = shift;
434    my $seen = shift;
435    my $parent_condition = shift;
436    $dep or $dep = {};
437    $seen or $seen = {};
438
439    $depends or return;
440    my @depends = @$depends;
441    foreach my $depend (@depends) {
442        my $m = "depends";
443        my $flags = "";
444        $depend =~ s/^([@\+]+)// and $flags = $1;
445        my $vdep;
446        my $condition = $parent_condition;
447
448        next if $condition eq $depend;
449        next if $seen->{"$parent_condition:$depend"};
450        $seen->{"$parent_condition:$depend"} = 1;
451        if ($depend =~ /^(.+):(.+)$/) {
452            if ($1 ne "PACKAGE_$pkgname") {
453                if ($condition) {
454                    $condition = "$condition && $1";
455                } else {
456                    $condition = $1;
457                }
458            }
459            $depend = $2;
460        }
461        next if $package{$depend} and $package{$depend}->{buildonly};
462        if ($vdep = $package{$depend}->{vdepends}) {
463            $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
464        } else {
465            $flags =~ /\+/ and do {
466                # Menuconfig will not treat 'select FOO' as a real dependency
467                # thus if FOO depends on other config options, these dependencies
468                # will not be checked. To fix this, we simply emit all of FOO's
469                # depends here as well.
470                $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
471
472                $m = "select";
473                next if $only_dep;
474            };
475            $flags =~ /@/ or $depend = "PACKAGE_$depend";
476            if ($condition) {
477                if ($m =~ /select/) {
478                    $depend = "$depend if $condition";
479                } else {
480                    $depend = "!($condition) || $depend";
481                }
482            }
483        }
484        $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
485    }
486    foreach my $depend (keys %$dep) {
487        my $m = $dep->{$depend};
488        $res .= "\t\t$m $depend\n";
489    }
490    return $res;
491}
492
493sub print_package_config_category($) {
494    my $cat = shift;
495    my %menus;
496    my %menu_dep;
497
498    return unless $category{$cat};
499
500    print "menu \"$cat\"\n\n";
501    my %spkg = %{$category{$cat}};
502
503    foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
504        foreach my $pkg (@{$spkg{$spkg}}) {
505            next if $pkg->{buildonly};
506            my $menu = $pkg->{submenu};
507            if ($menu) {
508                $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
509            } else {
510                $menu = 'undef';
511            }
512            $menus{$menu} or $menus{$menu} = [];
513            push @{$menus{$menu}}, $pkg;
514        }
515    }
516    my @menus = sort {
517        ($a eq 'undef' ? 1 : 0) or
518        ($b eq 'undef' ? -1 : 0) or
519        ($a cmp $b)
520    } keys %menus;
521
522    foreach my $menu (@menus) {
523        my @pkgs = sort {
524            package_depends($a, $b) or
525            ($a->{name} cmp $b->{name})
526        } @{$menus{$menu}};
527        if ($menu ne 'undef') {
528            $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
529            print "menu \"$menu\"\n";
530        }
531        foreach my $pkg (@pkgs) {
532            my $title = $pkg->{name};
533            my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
534            if ($c > 0) {
535                $title .= ("." x $c). " ". $pkg->{title};
536            }
537            $title = "\"$title\"";
538            print "\t";
539            $pkg->{menu} and print "menu";
540            print "config PACKAGE_".$pkg->{name}."\n";
541            $pkg->{hidden} and $title = "";
542            print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." $title\n";
543            print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
544            foreach my $default (split /\s*,\s*/, $pkg->{default}) {
545                print "\t\tdefault $default\n";
546            }
547            print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
548            print mconf_depends($pkg->{name}, $pkg->{mdepends}, 0);
549            print "\t\thelp\n";
550            print $pkg->{description};
551            print "\n";
552
553            $pkg->{config} and print $pkg->{config}."\n";
554        }
555        if ($menu ne 'undef') {
556            print "endmenu\n";
557            $menu_dep{$menu} and print "endif\n";
558        }
559    }
560    print "endmenu\n\n";
561
562    undef $category{$cat};
563}
564
565sub print_package_features() {
566    keys %features > 0 or return;
567    print "menu \"Package features\"\n";
568    foreach my $n (keys %features) {
569        my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
570        print <<EOF;
571choice
572    prompt "$features[0]->{target_title}"
573    default FEATURE_$features[0]->{name}
574EOF
575
576        foreach my $feature (@features) {
577            print <<EOF;
578    config FEATURE_$feature->{name}
579        bool "$feature->{title}"
580EOF
581            $feature->{description} =~ /\w/ and do {
582                print "\t\thelp\n".$feature->{description}."\n";
583            };
584        }
585        print "endchoice\n"
586    }
587    print "endmenu\n\n";
588}
589
590sub gen_package_config() {
591    parse_package_metadata($ARGV[0]) or exit 1;
592    print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
593    foreach my $preconfig (keys %preconfig) {
594        foreach my $cfg (keys %{$preconfig{$preconfig}}) {
595            my $conf = $preconfig{$preconfig}->{$cfg}->{id};
596            $conf =~ tr/\.-/__/;
597            print <<EOF
598    config UCI_PRECONFIG_$conf
599        string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
600        depends PACKAGE_$preconfig
601        default "$preconfig{$preconfig}->{$cfg}->{default}"
602
603EOF
604        }
605    }
606    print "source \"package/*/image-config.in\"\n";
607    if (scalar glob "package/feeds/*/*/image-config.in") {
608        print "source \"package/feeds/*/*/image-config.in\"\n";
609    }
610    print_package_features();
611    print_package_config_category 'Base system';
612    foreach my $cat (keys %category) {
613        print_package_config_category $cat;
614    }
615}
616
617sub get_conditional_dep($$) {
618    my $condition = shift;
619    my $depstr = shift;
620    if ($condition) {
621        if ($condition =~ /^!(.+)/) {
622            return "\$(if \$(CONFIG_$1),,$depstr)";
623        } else {
624            return "\$(if \$(CONFIG_$condition),$depstr)";
625        }
626    } else {
627        return $depstr;
628    }
629}
630
631sub gen_package_mk() {
632    my %conf;
633    my %dep;
634    my %done;
635    my $line;
636
637    parse_package_metadata($ARGV[0]) or exit 1;
638    foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
639        my $config;
640        my $pkg = $package{$name};
641        my @srcdeps;
642
643        next if defined $pkg->{vdepends};
644
645        if ($ENV{SDK}) {
646            $conf{$pkg->{src}} or do {
647                $config = 'm';
648                $conf{$pkg->{src}} = 1;
649            };
650        } else {
651            $config = "\$(CONFIG_PACKAGE_$name)"
652        }
653        if ($config) {
654            $pkg->{buildonly} and $config = "";
655            print "package-$config += $pkg->{subdir}$pkg->{src}\n";
656            if ($pkg->{variant}) {
657                if (!defined($done{$pkg->{src}})) {
658                    print "\$(curdir)/$pkg->{subdir}$pkg->{src}/default-variant := $pkg->{variant}\n";
659                }
660                print "\$(curdir)/$pkg->{subdir}$pkg->{src}/variants += \$(if $config,$pkg->{variant})\n"
661            }
662            $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
663        }
664
665        next if $done{$pkg->{src}};
666        $done{$pkg->{src}} = 1;
667
668        if (@{$pkg->{buildtypes}} > 0) {
669            print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
670        }
671
672        foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
673            foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
674                $dep =~ /@/ or do {
675                    $dep =~ s/\+//g;
676                    push @srcdeps, $dep;
677                };
678            }
679        }
680        foreach my $type (@{$pkg->{buildtypes}}) {
681            my @extra_deps;
682            my %deplines;
683
684            next unless $pkg->{"builddepends/$type"};
685            foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
686                my $suffix = "";
687                my $condition;
688
689                if ($dep =~ /^(.+):(.+)/) {
690                    $condition = $1;
691                    $dep = $2;
692                }
693                if ($dep =~ /^(.+)(\/.+)/) {
694                    $dep = $1;
695                    $suffix = $2;
696                }
697
698                my $idx = "";
699                my $pkg_dep = $package{$dep};
700                if (defined($pkg_dep) && defined($pkg_dep->{src})) {
701                    $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
702                } elsif (defined($srcpackage{$dep})) {
703                    $idx = $subdir{$dep}.$dep;
704                } else {
705                    next;
706                }
707                my $depstr = "\$(curdir)/$idx$suffix/compile";
708                my $depline = get_conditional_dep($condition, $depstr);
709                if ($depline) {
710                    $deplines{$depline}++;
711                }
712            }
713            my $depline = join(" ", sort keys %deplines);
714            if ($depline) {
715                $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
716            }
717        }
718
719        my $hasdeps = 0;
720        my %deplines;
721        foreach my $deps (@srcdeps) {
722            my $idx;
723            my $condition;
724            my $prefix = "";
725            my $suffix = "";
726
727            if ($deps =~ /^(.+):(.+)/) {
728                $condition = $1;
729                $deps = $2;
730            }
731            if ($deps =~ /^(.+)(\/.+)/) {
732                $deps = $1;
733                $suffix = $2;
734            }
735
736            my $pkg_dep = $package{$deps};
737            my @deps;
738
739            if ($pkg_dep->{vdepends}) {
740                @deps = @{$pkg_dep->{vdepends}};
741            } else {
742                @deps = ($deps);
743            }
744
745            foreach my $dep (@deps) {
746                $pkg_dep = $package{$deps};
747                if (defined $pkg_dep->{src}) {
748                    ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
749                } elsif (defined($srcpackage{$dep})) {
750                    $idx = $subdir{$dep}.$dep;
751                }
752                $idx .= $suffix;
753                undef $idx if $idx =~ /^(kernel)|(base-files)$/;
754                if ($idx) {
755                    my $depline;
756                    next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
757                    next if $dep{$condition.":".$pkg->{src}."->".$idx};
758                    next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
759                    my $depstr;
760
761                    if ($pkg_dep->{vdepends}) {
762                        $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
763                        $dep{$pkg->{src}."->($dep)".$idx} = 1;
764                    } else {
765                        $depstr = "\$(curdir)/$idx/compile";
766                        $dep{$pkg->{src}."->".$idx} = 1;
767                    }
768                    $depline = get_conditional_dep($condition, $depstr);
769                    if ($depline) {
770                        $deplines{$depline}++;
771                    }
772                }
773            }
774        }
775        my $depline = join(" ", sort keys %deplines);
776        if ($depline) {
777            $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
778        }
779    }
780
781    if ($line ne "") {
782        print "\n$line";
783    }
784    foreach my $preconfig (keys %preconfig) {
785        my $cmds;
786        foreach my $cfg (keys %{$preconfig{$preconfig}}) {
787            my $conf = $preconfig{$preconfig}->{$cfg}->{id};
788            $conf =~ tr/\.-/__/;
789            $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
790        }
791        next unless $cmds;
792        print <<EOF
793
794ifndef DUMP_TARGET_DB
795\$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
796    ( \\
797$cmds \\
798    ) > \$@
799    
800ifneq (\$(IMAGEOPT)\$(CONFIG_IMAGEOPT),)
801  package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
802endif
803endif
804
805EOF
806    }
807}
808
809sub gen_package_source() {
810    parse_package_metadata($ARGV[0]) or exit 1;
811    foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
812        my $pkg = $package{$name};
813        if ($pkg->{name} && $pkg->{source}) {
814            print "$pkg->{name}: ";
815            print "$pkg->{source}\n";
816        }
817    }
818}
819
820sub parse_command() {
821    my $cmd = shift @ARGV;
822    for ($cmd) {
823        /^target_config$/ and return gen_target_config();
824        /^package_mk$/ and return gen_package_mk();
825        /^package_config$/ and return gen_package_config();
826        /^kconfig/ and return gen_kconfig_overrides();
827        /^package_source$/ and return gen_package_source();
828    }
829    print <<EOF
830Available Commands:
831    $0 target_config [file] Target metadata in Kconfig format
832    $0 package_mk [file] Package metadata in makefile format
833    $0 package_config [file] Package metadata in Kconfig format
834    $0 kconfig [file] [config] Kernel config overrides
835    $0 package_source [file] Package source file information
836
837EOF
838}
839
840parse_command();
841

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