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{$1};
46            }
47        };
48        /^Target-Kernel:\s*(\d+\.\d+)\s*$/ 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} = $1;
52        /^Target-Features:\s*(.+)\s*$/ 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} = $1;
59        /^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
60        /^Target-Profile:\s*(.+)\s*$/ and do {
61            $profile = {
62                id => $1,
63                name => $1,
64                packages => []
65            };
66            push @{$target->{profiles}}, $profile;
67        };
68        /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
69        /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
70        /^Target-Profile-Description:\s*(.*)\s*/ and $profile->{desc} = get_multiline(*FILE);
71        /^Target-Profile-Config:/ and $profile->{config} = get_multiline(*FILE, "\t");
72        /^Target-Profile-Kconfig:/ and $profile->{kconfig} = 1;
73    }
74    close FILE;
75    foreach my $target (@target) {
76        next if @{$target->{subtargets}} > 0;
77        @{$target->{profiles}} > 0 or $target->{profiles} = [
78            {
79                id => 'Default',
80                name => 'Default',
81                packages => []
82            }
83        ];
84    }
85    return @target;
86}
87
88sub gen_kconfig_overrides() {
89    my %config;
90    my %kconfig;
91    my $package;
92    my $pkginfo = shift @ARGV;
93    my $cfgfile = shift @ARGV;
94
95    # parameter 2: build system config
96    open FILE, "<$cfgfile" or return;
97    while (<FILE>) {
98        /^(CONFIG_.+?)=(.+)$/ and $config{$1} = 1;
99    }
100    close FILE;
101
102    # parameter 1: package metadata
103    open FILE, "<$pkginfo" or return;
104    while (<FILE>) {
105        /^Package:\s*(.+?)\s*$/ and $package = $1;
106        /^Kernel-Config:\s*(.+?)\s*$/ and do {
107            my @config = split /\s+/, $1;
108            foreach my $config (@config) {
109                my $val = 'm';
110                my $override;
111                if ($config =~ /^(.+?)=(.+)$/) {
112                    $config = $1;
113                    $override = 1;
114                    $val = $2;
115                }
116                if ($config{"CONFIG_PACKAGE_$package"} and ($config ne 'n')) {
117                    $kconfig{$config} = $val;
118                } elsif (!$override) {
119                    $kconfig{$config} or $kconfig{$config} = 'n';
120                }
121            }
122        };
123    };
124    close FILE;
125
126    foreach my $kconfig (sort keys %kconfig) {
127        if ($kconfig{$kconfig} eq 'n') {
128            print "# $kconfig is not set\n";
129        } else {
130            print "$kconfig=$kconfig{$kconfig}\n";
131        }
132    }
133}
134
135sub merge_package_lists($$) {
136    my $list1 = shift;
137    my $list2 = shift;
138    my @l = ();
139    my %pkgs;
140
141    foreach my $pkg (@$list1, @$list2) {
142        $pkgs{$pkg} = 1;
143    }
144    foreach my $pkg (keys %pkgs) {
145        push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
146    }
147    return sort(@l);
148}
149
150sub target_config_features(@) {
151    my $ret;
152
153    while ($_ = shift @_) {
154        /broken/ and $ret .= "\tdepends BROKEN\n";
155        /audio/ and $ret .= "\tselect AUDIO_SUPPORT\n";
156        /display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
157        /gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
158        /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
159        /pcie/ and $ret .= "\tselect PCIE_SUPPORT\n";
160        /usb/ and $ret .= "\tselect USB_SUPPORT\n";
161        /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
162        /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
163        /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
164        /ext2/ and $ret .= "\tselect USES_EXT2\n";
165        /targz/ and $ret .= "\tselect USES_TARGZ\n";
166        /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
167        /ubifs/ and $ret .= "\tselect USES_UBIFS\n";
168        /fpu/ and $ret .= "\tselect HAS_FPU\n";
169        /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
170        /powerpc64/ and $ret .= "\tselect powerpc64\n";
171        /nommu/ and $ret .= "\tselect NOMMU\n";
172    }
173    return $ret;
174}
175
176sub target_name($) {
177    my $target = shift;
178    my $parent = $target->{parent};
179    if ($parent) {
180        return $target->{parent}->{name}." - ".$target->{name};
181    } else {
182        return $target->{name};
183    }
184}
185
186sub kver($) {
187    my $v = shift;
188    $v =~ tr/\./_/;
189    $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
190    return $v;
191}
192
193sub print_target($) {
194    my $target = shift;
195    my $features = target_config_features(@{$target->{features}});
196    my $help = $target->{desc};
197    my $kernel = $target->{kernel};
198    my $confstr;
199    $kernel =~ tr/./_/;
200
201    chomp $features;
202    $features .= "\n";
203    if ($help =~ /\w+/) {
204        $help =~ s/^\s*/\t /mg;
205        $help = "\thelp\n$help";
206    } else {
207        undef $help;
208    }
209
210    my $v = kver($target->{version});
211    if (@{$target->{subtargets}} == 0) {
212    $confstr = <<EOF;
213config TARGET_$target->{conf}
214    bool "$target->{name}"
215    select LINUX_$kernel
216    select LINUX_$v
217EOF
218    }
219    else {
220        $confstr = <<EOF;
221config TARGET_$target->{conf}
222    bool "$target->{name}"
223EOF
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
254sub 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;
264choice
265    prompt "Target System"
266    default TARGET_brcm_2_4
267    reset if !DEVEL
268    
269EOF
270
271    foreach my $target (@target_sort) {
272        next if $target->{subtarget};
273        print_target($target);
274    }
275
276    print <<EOF;
277endchoice
278
279choice
280    prompt "Subtarget" if HAS_SUBTARGETS
281
282EOF
283    foreach my $target (@target) {
284        next unless $target->{subtarget};
285        print_target($target);
286    }
287
288print <<EOF;
289endchoice
290
291choice
292    prompt "Target Profile"
293
294EOF
295
296    foreach my $target (@target) {
297        my $profiles = $target->{profiles};
298
299        foreach my $profile (@$profiles) {
300            print <<EOF;
301config TARGET_$target->{conf}_$profile->{id}
302    bool "$profile->{name}"
303    depends TARGET_$target->{conf}
304$profile->{config}
305EOF
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;
324endchoice
325
326config HAS_SUBTARGETS
327    bool
328
329config TARGET_BOARD
330    string
331
332EOF
333    foreach my $target (@target) {
334        $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
335    }
336    print <<EOF;
337
338config DEFAULT_TARGET_OPTIMIZATION
339    string
340EOF
341    foreach my $target (@target) {
342        next if @{$target->{subtargets}} > 0;
343        print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
344    }
345    print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
346
347    my %kver;
348    foreach my $target (@target) {
349        my $v = kver($target->{version});
350        next if $kver{$v};
351        $kver{$v} = 1;
352        print <<EOF;
353
354config LINUX_$v
355    bool
356
357EOF
358    }
359    foreach my $def (sort keys %defaults) {
360        print "\tconfig DEFAULT_".$def."\n";
361        print "\t\tbool\n\n";
362    }
363}
364
365my %dep_check;
366sub __find_package_dep($$) {
367    my $pkg = shift;
368    my $name = shift;
369    my $deps = ($pkg->{vdepends} or $pkg->{depends});
370
371    return 0 unless defined $deps;
372    foreach my $dep (@{$deps}) {
373        next if $dep_check{$dep};
374        $dep_check{$dep} = 1;
375        return 1 if $dep eq $name;
376        return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
377    }
378    return 0;
379}
380
381# wrapper to avoid infinite recursion
382sub find_package_dep($$) {
383    my $pkg = shift;
384    my $name = shift;
385
386    %dep_check = ();
387    return __find_package_dep($pkg, $name);
388}
389
390sub package_depends($$) {
391    my $a = shift;
392    my $b = shift;
393    my $ret;
394
395    return 0 if ($a->{submenu} ne $b->{submenu});
396    if (find_package_dep($a, $b->{name}) == 1) {
397        $ret = 1;
398    } elsif (find_package_dep($b, $a->{name}) == 1) {
399        $ret = -1;
400    } else {
401        return 0;
402    }
403    return $ret;
404}
405
406sub mconf_depends {
407    my $pkgname = shift;
408    my $depends = shift;
409    my $only_dep = shift;
410    my $res;
411    my $dep = shift;
412    my $seen = shift;
413    my $parent_condition = shift;
414    $dep or $dep = {};
415    $seen or $seen = {};
416
417    $depends or return;
418    my @depends = @$depends;
419    foreach my $depend (@depends) {
420        my $m = "depends";
421        my $flags = "";
422        $depend =~ s/^([@\+]+)// and $flags = $1;
423        my $vdep;
424        my $condition = $parent_condition;
425
426        next if $seen->{$depend};
427        $seen->{$depend} = 1;
428        if ($depend =~ /^(.+):(.+)$/) {
429            if ($1 ne "PACKAGE_$pkgname") {
430                if ($condition) {
431                    $condition = "$condition && $1";
432                } else {
433                    $condition = $1;
434                }
435            }
436            $depend = $2;
437        }
438        next if $package{$depend} and $package{$depend}->{buildonly};
439        if ($vdep = $package{$depend}->{vdepends}) {
440            $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
441        } else {
442            $flags =~ /\+/ and do {
443                # Menuconfig will not treat 'select FOO' as a real dependency
444                # thus if FOO depends on other config options, these dependencies
445                # will not be checked. To fix this, we simply emit all of FOO's
446                # depends here as well.
447                $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
448
449                $m = "select";
450                next if $only_dep;
451            };
452            $flags =~ /@/ or $depend = "PACKAGE_$depend";
453            if ($condition) {
454                if ($m =~ /select/) {
455                    $depend = "$depend if $condition";
456                } else {
457                    $depend = "!($condition) || $depend";
458                }
459            }
460        }
461        $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
462    }
463    foreach my $depend (keys %$dep) {
464        my $m = $dep->{$depend};
465        $res .= "\t\t$m $depend\n";
466    }
467    return $res;
468}
469
470sub print_package_config_category($) {
471    my $cat = shift;
472    my %menus;
473    my %menu_dep;
474
475    return unless $category{$cat};
476
477    print "menu \"$cat\"\n\n";
478    my %spkg = %{$category{$cat}};
479
480    foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
481        foreach my $pkg (@{$spkg{$spkg}}) {
482            next if $pkg->{buildonly};
483            my $menu = $pkg->{submenu};
484            if ($menu) {
485                $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
486            } else {
487                $menu = 'undef';
488            }
489            $menus{$menu} or $menus{$menu} = [];
490            push @{$menus{$menu}}, $pkg;
491        }
492    }
493    my @menus = sort {
494        ($a eq 'undef' ? 1 : 0) or
495        ($b eq 'undef' ? -1 : 0) or
496        ($a cmp $b)
497    } keys %menus;
498
499    foreach my $menu (@menus) {
500        my @pkgs = sort {
501            package_depends($a, $b) or
502            ($a->{name} cmp $b->{name})
503        } @{$menus{$menu}};
504        if ($menu ne 'undef') {
505            $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
506            print "menu \"$menu\"\n";
507        }
508        foreach my $pkg (@pkgs) {
509            my $title = $pkg->{name};
510            my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
511            if ($c > 0) {
512                $title .= ("." x $c). " ". $pkg->{title};
513            }
514            print "\t";
515            $pkg->{menu} and print "menu";
516            print "config PACKAGE_".$pkg->{name}."\n";
517            print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." \"$title\"\n";
518            print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
519            foreach my $default (split /\s*,\s*/, $pkg->{default}) {
520                print "\t\tdefault $default\n";
521            }
522            print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
523            print "\t\thelp\n";
524            print $pkg->{description};
525            print "\n";
526
527            $pkg->{config} and print $pkg->{config}."\n";
528        }
529        if ($menu ne 'undef') {
530            print "endmenu\n";
531            $menu_dep{$menu} and print "endif\n";
532        }
533    }
534    print "endmenu\n\n";
535
536    undef $category{$cat};
537}
538
539sub print_package_features() {
540    keys %features > 0 or return;
541    print "menu \"Package features\"\n";
542    foreach my $n (keys %features) {
543        my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
544        print <<EOF;
545choice
546    prompt "$features[0]->{target_title}"
547    default FEATURE_$features[0]->{name}
548EOF
549
550        foreach my $feature (@features) {
551            print <<EOF;
552    config FEATURE_$feature->{name}
553        bool "$feature->{title}"
554EOF
555            $feature->{description} =~ /\w/ and do {
556                print "\t\thelp\n".$feature->{description}."\n";
557            };
558        }
559        print "endchoice\n"
560    }
561    print "endmenu\n\n";
562}
563
564sub gen_package_config() {
565    parse_package_metadata($ARGV[0]) or exit 1;
566    print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
567    foreach my $preconfig (keys %preconfig) {
568        foreach my $cfg (keys %{$preconfig{$preconfig}}) {
569            my $conf = $preconfig{$preconfig}->{$cfg}->{id};
570            $conf =~ tr/\.-/__/;
571            print <<EOF
572    config UCI_PRECONFIG_$conf
573        string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
574        depends PACKAGE_$preconfig
575        default "$preconfig{$preconfig}->{$cfg}->{default}"
576
577EOF
578        }
579    }
580    print "source \"package/*/image-config.in\"\n";
581    if (scalar glob "package/feeds/*/*/image-config.in") {
582        print "source \"package/feeds/*/*/image-config.in\"\n";
583    }
584    print_package_features();
585    print_package_config_category 'Base system';
586    foreach my $cat (keys %category) {
587        print_package_config_category $cat;
588    }
589}
590
591sub get_conditional_dep($$) {
592    my $condition = shift;
593    my $depstr = shift;
594    if ($condition) {
595        if ($condition =~ /^!(.+)/) {
596            return "\$(if \$(CONFIG_$1),,$depstr)";
597        } else {
598            return "\$(if \$(CONFIG_$condition),$depstr)";
599        }
600    } else {
601        return $depstr;
602    }
603}
604
605sub gen_package_mk() {
606    my %conf;
607    my %dep;
608    my %done;
609    my $line;
610
611    parse_package_metadata($ARGV[0]) or exit 1;
612    foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
613        my $config;
614        my $pkg = $package{$name};
615        my @srcdeps;
616
617        next if defined $pkg->{vdepends};
618
619        if ($ENV{SDK}) {
620            $conf{$pkg->{src}} or do {
621                $config = 'm';
622                $conf{$pkg->{src}} = 1;
623            };
624        } else {
625            $config = "\$(CONFIG_PACKAGE_$name)"
626        }
627        if ($config) {
628            $pkg->{buildonly} and $config = "";
629            print "package-$config += $pkg->{subdir}$pkg->{src}\n";
630            if ($pkg->{variant}) {
631                print "\$(curdir)/$pkg->{subdir}$pkg->{src}/variants += \$(if $config,$pkg->{variant})\n"
632            }
633            $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
634        }
635
636        next if $done{$pkg->{src}};
637        $done{$pkg->{src}} = 1;
638
639        if (@{$pkg->{buildtypes}} > 0) {
640            print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
641        }
642
643        foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
644            foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
645                $dep =~ /@/ or do {
646                    $dep =~ s/\+//g;
647                    push @srcdeps, $dep;
648                };
649            }
650        }
651        foreach my $type (@{$pkg->{buildtypes}}) {
652            my @extra_deps;
653            my %deplines;
654
655            next unless $pkg->{"builddepends/$type"};
656            foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
657                my $suffix = "";
658                my $condition;
659
660                if ($dep =~ /^(.+):(.+)/) {
661                    $condition = $1;
662                    $dep = $2;
663                }
664                if ($dep =~ /^(.+)(\/.+)/) {
665                    $dep = $1;
666                    $suffix = $2;
667                }
668                my $pkg_dep = $package{$dep};
669                next unless $pkg_dep;
670
671                my $idx = "";
672                if (defined $pkg_dep->{src}) {
673                    $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
674                } elsif (defined($srcpackage{$dep})) {
675                    $idx = $subdir{$dep}.$dep;
676                }
677                my $depstr = "\$(curdir)/$idx$suffix/compile";
678                my $depline = get_conditional_dep($condition, $depstr);
679                if ($depline) {
680                    $deplines{$dep} = $depline;
681                }
682            }
683            my $depline = join(" ", values %deplines);
684            if ($depline) {
685                $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
686            }
687        }
688
689        my $hasdeps = 0;
690        my %deplines;
691        foreach my $deps (@srcdeps) {
692            my $idx;
693            my $condition;
694            my $prefix = "";
695            my $suffix = "";
696
697            if ($deps =~ /^(.+):(.+)/) {
698                $condition = $1;
699                $deps = $2;
700            }
701            if ($deps =~ /^(.+)(\/.+)/) {
702                $deps = $1;
703                $suffix = $2;
704            }
705
706            my $pkg_dep = $package{$deps};
707            my @deps;
708
709            if ($pkg_dep->{vdepends}) {
710                @deps = @{$pkg_dep->{vdepends}};
711            } else {
712                @deps = ($deps);
713            }
714
715            foreach my $dep (@deps) {
716                $pkg_dep = $package{$deps};
717                if (defined $pkg_dep->{src}) {
718                    ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
719                } elsif (defined($srcpackage{$dep})) {
720                    $idx = $subdir{$dep}.$dep;
721                }
722                $idx .= $suffix;
723                undef $idx if $idx =~ /^(kernel)|(base-files)$/;
724                if ($idx) {
725                    my $depline;
726                    next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
727                    next if $dep{$pkg->{src}."->".$idx};
728                    next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
729                    my $depstr;
730
731                    if ($pkg_dep->{vdepends}) {
732                        $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
733                        $dep{$pkg->{src}."->($dep)".$idx} = 1;
734                    } else {
735                        $depstr = "\$(curdir)/$idx/compile";
736                        $dep{$pkg->{src}."->".$idx} = 1;
737                    }
738                    $depline = get_conditional_dep($condition, $depstr);
739                    if ($depline) {
740                        $deplines{$idx.$dep} = $depline;
741                    }
742                }
743            }
744        }
745        my $depline = join(" ", values %deplines);
746        if ($depline) {
747            $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
748        }
749    }
750
751    if ($line ne "") {
752        print "\n$line";
753    }
754    foreach my $preconfig (keys %preconfig) {
755        my $cmds;
756        foreach my $cfg (keys %{$preconfig{$preconfig}}) {
757            my $conf = $preconfig{$preconfig}->{$cfg}->{id};
758            $conf =~ tr/\.-/__/;
759            $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
760        }
761        next unless $cmds;
762        print <<EOF
763
764\$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
765    ( \\
766$cmds \\
767    ) > \$@
768    
769ifneq (\$(IMAGEOPT)\$(CONFIG_IMAGEOPT),)
770  package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
771endif
772EOF
773    }
774}
775
776sub gen_package_source() {
777    parse_package_metadata($ARGV[0]) or exit 1;
778    foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
779        my $pkg = $package{$name};
780        if ($pkg->{name} && $pkg->{source}) {
781            print "$pkg->{name}: ";
782            print "$pkg->{source}\n";
783        }
784    }
785}
786
787sub parse_command() {
788    my $cmd = shift @ARGV;
789    for ($cmd) {
790        /^target_config$/ and return gen_target_config();
791        /^package_mk$/ and return gen_package_mk();
792        /^package_config$/ and return gen_package_config();
793        /^kconfig/ and return gen_kconfig_overrides();
794        /^package_source$/ and return gen_package_source();
795    }
796    print <<EOF
797Available Commands:
798    $0 target_config [file] Target metadata in Kconfig format
799    $0 package_mk [file] Package metadata in makefile format
800    $0 package_config [file] Package metadata in Kconfig format
801    $0 kconfig [file] [config] Kernel config overrides
802    $0 package_source [file] Package source file information
803
804EOF
805}
806
807parse_command();
808

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