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} = $1;
  52                 /^Target-Features:\s*(.+)\s*$/ 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
  88 sub 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
 135 sub 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
 150 sub 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                 /usbgadget/ and $ret .= "\tselect USB_GADGET_SUPPORT\n";
 162                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
 163                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
 164                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
 165                 /ext2/ and $ret .= "\tselect USES_EXT2\n";
 166                 /targz/ and $ret .= "\tselect USES_TARGZ\n";
 167                 /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
 168                 /ubifs/ and $ret .= "\tselect USES_UBIFS\n";
 169                 /fpu/ and $ret .= "\tselect HAS_FPU\n";
 170                 /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
 171                 /powerpc64/ and $ret .= "\tselect powerpc64\n";
 172                 /nommu/ and $ret .= "\tselect NOMMU\n";
 173         }
 174         return $ret;
 175 }
 176
 177 sub target_name($) {
 178         my $target = shift;
 179         my $parent = $target->{parent};
 180         if ($parent) {
 181                 return $target->{parent}->{name}." - ".$target->{name};
 182         } else {
 183                 return $target->{name};
 184         }
 185 }
 186
 187 sub kver($) {
 188         my $v = shift;
 189         $v =~ tr/\./_/;
 190         $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
 191         return $v;
 192 }
 193
 194 sub print_target($) {
 195         my $target = shift;
 196         my $features = target_config_features(@{$target->{features}});
 197         my $help = $target->{desc};
 198         my $kernel = $target->{kernel};
 199         my $confstr;
 200         $kernel =~ tr/./_/;
 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_$kernel
 217         select LINUX_$v
 218 EOF
 219         }
 220         else {
 221                 $confstr = <<EOF;
 222 config TARGET_$target->{conf}
 223         bool "$target->{name}"
 224 EOF
 225         }
 226         if ($target->{subtarget}) {
 227                 $confstr .= "\tdepends TARGET_$target->{boardconf}\n";
 228         }
 229         if (@{$target->{subtargets}} > 0) {
 230                 $confstr .= "\tselect HAS_SUBTARGETS\n";
 231         }
 232
 233         if ($target->{arch} =~ /\w/) {
 234                 $confstr .= "\tselect $target->{arch}\n";
 235         }
 236         foreach my $dep (@{$target->{depends}}) {
 237                 my $mode = "depends";
 238                 my $flags;
 239                 my $name;
 240
 241                 $dep =~ /^([@\+\-]+)(.+)$/;
 242                 $flags = $1;
 243                 $name = $2;
 244
 245                 next if $name =~ /:/;
 246                 $flags =~ /-/ and $mode = "deselect";
 247                 $flags =~ /\+/ and $mode = "select";
 248                 $flags =~ /@/ and $confstr .= "\t$mode $name\n";
 249         }
 250         $confstr .= $features;
 251         $confstr .= "$help\n\n";
 252         print $confstr;
 253 }
 254
 255 sub gen_target_config() {
 256         my @target = parse_target_metadata();
 257         my %defaults;
 258
 259         my @target_sort = sort {
 260                 target_name($a) cmp target_name($b);
 261         } @target;
 262
 263
 264         print <<EOF;
 265 choice
 266         prompt "Target System"
 267         default TARGET_brcm47xx
 268         reset if !DEVEL
 269
 270 EOF
 271
 272         foreach my $target (@target_sort) {
 273                 next if $target->{subtarget};
 274                 print_target($target);
 275         }
 276
 277         print <<EOF;
 278 endchoice
 279
 280 choice
 281         prompt "Subtarget" if HAS_SUBTARGETS
 282
 283 EOF
 284         foreach my $target (@target) {
 285                 next unless $target->{subtarget};
 286                 print_target($target);
 287         }
 288
 289 print <<EOF;
 290 endchoice
 291
 292 choice
 293         prompt "Target Profile"
 294
 295 EOF
 296
 297         foreach my $target (@target) {
 298                 my $profiles = $target->{profiles};
 299
 300                 foreach my $profile (@$profiles) {
 301                         print <<EOF;
 302 config TARGET_$target->{conf}_$profile->{id}
 303         bool "$profile->{name}"
 304         depends TARGET_$target->{conf}
 305 $profile->{config}
 306 EOF
 307                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
 308                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 309                         foreach my $pkg (@pkglist) {
 310                                 print "\tselect DEFAULT_$pkg\n";
 311                                 $defaults{$pkg} = 1;
 312                         }
 313                         my $help = $profile->{desc};
 314                         if ($help =~ /\w+/) {
 315                                 $help =~ s/^\s*/\t  /mg;
 316                                 $help = "\thelp\n$help";
 317                         } else {
 318                                 undef $help;
 319                         }
 320                         print "$help\n";
 321                 }
 322         }
 323
 324         print <<EOF;
 325 endchoice
 326
 327 config HAS_SUBTARGETS
 328         bool
 329
 330 config TARGET_BOARD
 331         string
 332
 333 EOF
 334         foreach my $target (@target) {
 335                 $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
 336         }
 337         print <<EOF;
 338
 339 config DEFAULT_TARGET_OPTIMIZATION
 340         string
 341 EOF
 342         foreach my $target (@target) {
 343                 next if @{$target->{subtargets}} > 0;
 344                 print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
 345         }
 346         print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
 347
 348         my %kver;
 349         foreach my $target (@target) {
 350                 my $v = kver($target->{version});
 351                 next if $kver{$v};
 352                 $kver{$v} = 1;
 353                 print <<EOF;
 354
 355 config LINUX_$v
 356         bool
 357
 358 EOF
 359         }
 360         foreach my $def (sort keys %defaults) {
 361                 print "\tconfig DEFAULT_".$def."\n";
 362                 print "\t\tbool\n\n";
 363         }
 364 }
 365
 366 my %dep_check;
 367 sub __find_package_dep($$) {
 368         my $pkg = shift;
 369         my $name = shift;
 370         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 371
 372         return 0 unless defined $deps;
 373         foreach my $dep (@{$deps}) {
 374                 next if $dep_check{$dep};
 375                 $dep_check{$dep} = 1;
 376                 return 1 if $dep eq $name;
 377                 return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
 378         }
 379         return 0;
 380 }
 381
 382 # wrapper to avoid infinite recursion
 383 sub find_package_dep($$) {
 384         my $pkg = shift;
 385         my $name = shift;
 386
 387         %dep_check = ();
 388         return __find_package_dep($pkg, $name);
 389 }
 390
 391 sub package_depends($$) {
 392         my $a = shift;
 393         my $b = shift;
 394         my $ret;
 395
 396         return 0 if ($a->{submenu} ne $b->{submenu});
 397         if (find_package_dep($a, $b->{name}) == 1) {
 398                 $ret = 1;
 399         } elsif (find_package_dep($b, $a->{name}) == 1) {
 400                 $ret = -1;
 401         } else {
 402                 return 0;
 403         }
 404         return $ret;
 405 }
 406
 407 sub mconf_depends {
 408         my $pkgname = shift;
 409         my $depends = shift;
 410         my $only_dep = shift;
 411         my $res;
 412         my $dep = shift;
 413         my $seen = shift;
 414         my $parent_condition = shift;
 415         $dep or $dep = {};
 416         $seen or $seen = {};
 417
 418         $depends or return;
 419         my @depends = @$depends;
 420         foreach my $depend (@depends) {
 421                 my $m = "depends";
 422                 my $flags = "";
 423                 $depend =~ s/^([@\+]+)// and $flags = $1;
 424                 my $vdep;
 425                 my $condition = $parent_condition;
 426
 427                 next if $condition eq $depend;
 428                 next if $seen->{"$parent_condition:$depend"};
 429                 $seen->{"$parent_condition:$depend"} = 1;
 430                 if ($depend =~ /^(.+):(.+)$/) {
 431                         if ($1 ne "PACKAGE_$pkgname") {
 432                                 if ($condition) {
 433                                         $condition = "$condition && $1";
 434                                 } else {
 435                                         $condition = $1;
 436                                 }
 437                         }
 438                         $depend = $2;
 439                 }
 440                 next if $package{$depend} and $package{$depend}->{buildonly};
 441                 if ($vdep = $package{$depend}->{vdepends}) {
 442                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 443                 } else {
 444                         $flags =~ /\+/ and do {
 445                                 # Menuconfig will not treat 'select FOO' as a real dependency
 446                                 # thus if FOO depends on other config options, these dependencies
 447                                 # will not be checked. To fix this, we simply emit all of FOO's
 448                                 # depends here as well.
 449                                 $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
 450
 451                                 $m = "select";
 452                                 next if $only_dep;
 453                         };
 454                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 455                         if ($condition) {
 456                                 if ($m =~ /select/) {
 457                                         $depend = "$depend if $condition";
 458                                 } else {
 459                                         $depend = "!($condition) || $depend";
 460                                 }
 461                         }
 462                 }
 463                 $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
 464         }
 465         foreach my $depend (keys %$dep) {
 466                 my $m = $dep->{$depend};
 467                 $res .= "\t\t$m $depend\n";
 468         }
 469         return $res;
 470 }
 471
 472 sub print_package_config_category($) {
 473         my $cat = shift;
 474         my %menus;
 475         my %menu_dep;
 476
 477         return unless $category{$cat};
 478
 479         print "menu \"$cat\"\n\n";
 480         my %spkg = %{$category{$cat}};
 481
 482         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 483                 foreach my $pkg (@{$spkg{$spkg}}) {
 484                         next if $pkg->{buildonly};
 485                         my $menu = $pkg->{submenu};
 486                         if ($menu) {
 487                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 488                         } else {
 489                                 $menu = 'undef';
 490                         }
 491                         $menus{$menu} or $menus{$menu} = [];
 492                         push @{$menus{$menu}}, $pkg;
 493                 }
 494         }
 495         my @menus = sort {
 496                 ($a eq 'undef' ?  1 : 0) or
 497                 ($b eq 'undef' ? -1 : 0) or
 498                 ($a cmp $b)
 499         } keys %menus;
 500
 501         foreach my $menu (@menus) {
 502                 my @pkgs = sort {
 503                         package_depends($a, $b) or
 504                         ($a->{name} cmp $b->{name})
 505                 } @{$menus{$menu}};
 506                 if ($menu ne 'undef') {
 507                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 508                         print "menu \"$menu\"\n";
 509                 }
 510                 foreach my $pkg (@pkgs) {
 511                         my $title = $pkg->{name};
 512                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 513                         if ($c > 0) {
 514                                 $title .= ("." x $c). " ". $pkg->{title};
 515                         }
 516                         print "\t";
 517                         $pkg->{menu} and print "menu";
 518                         print "config PACKAGE_".$pkg->{name}."\n";
 519                         print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." \"$title\"\n";
 520                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 521                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 522                                 print "\t\tdefault $default\n";
 523                         }
 524                         print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
 525                         print "\t\thelp\n";
 526                         print $pkg->{description};
 527                         print "\n";
 528
 529                         $pkg->{config} and print $pkg->{config}."\n";
 530                 }
 531                 if ($menu ne 'undef') {
 532                         print "endmenu\n";
 533                         $menu_dep{$menu} and print "endif\n";
 534                 }
 535         }
 536         print "endmenu\n\n";
 537
 538         undef $category{$cat};
 539 }
 540
 541 sub print_package_features() {
 542         keys %features > 0 or return;
 543         print "menu \"Package features\"\n";
 544         foreach my $n (keys %features) {
 545                 my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
 546                 print <<EOF;
 547 choice
 548         prompt "$features[0]->{target_title}"
 549         default FEATURE_$features[0]->{name}
 550 EOF
 551
 552                 foreach my $feature (@features) {
 553                         print <<EOF;
 554         config FEATURE_$feature->{name}
 555                 bool "$feature->{title}"
 556 EOF
 557                         $feature->{description} =~ /\w/ and do {
 558                                 print "\t\thelp\n".$feature->{description}."\n";
 559                         };
 560                 }
 561                 print "endchoice\n"
 562         }
 563         print "endmenu\n\n";
 564 }
 565
 566 sub gen_package_config() {
 567         parse_package_metadata($ARGV[0]) or exit 1;
 568         print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
 569         foreach my $preconfig (keys %preconfig) {
 570                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 571                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 572                         $conf =~ tr/\.-/__/;
 573                         print <<EOF
 574         config UCI_PRECONFIG_$conf
 575                 string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
 576                 depends PACKAGE_$preconfig
 577                 default "$preconfig{$preconfig}->{$cfg}->{default}"
 578
 579 EOF
 580                 }
 581         }
 582         print "source \"package/*/image-config.in\"\n";
 583         if (scalar glob "package/feeds/*/*/image-config.in") {
 584             print "source \"package/feeds/*/*/image-config.in\"\n";
 585         }
 586         print_package_features();
 587         print_package_config_category 'Base system';
 588         foreach my $cat (keys %category) {
 589                 print_package_config_category $cat;
 590         }
 591 }
 592
 593 sub get_conditional_dep($$) {
 594         my $condition = shift;
 595         my $depstr = shift;
 596         if ($condition) {
 597                 if ($condition =~ /^!(.+)/) {
 598                         return "\$(if \$(CONFIG_$1),,$depstr)";
 599                 } else {
 600                         return "\$(if \$(CONFIG_$condition),$depstr)";
 601                 }
 602         } else {
 603                 return $depstr;
 604         }
 605 }
 606
 607 sub gen_package_mk() {
 608         my %conf;
 609         my %dep;
 610         my %done;
 611         my $line;
 612
 613         parse_package_metadata($ARGV[0]) or exit 1;
 614         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 615                 my $config;
 616                 my $pkg = $package{$name};
 617                 my @srcdeps;
 618
 619                 next if defined $pkg->{vdepends};
 620
 621                 if ($ENV{SDK}) {
 622                         $conf{$pkg->{src}} or do {
 623                                 $config = 'm';
 624                                 $conf{$pkg->{src}} = 1;
 625                         };
 626                 } else {
 627                         $config = "\$(CONFIG_PACKAGE_$name)"
 628                 }
 629                 if ($config) {
 630                         $pkg->{buildonly} and $config = "";
 631                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
 632                         if ($pkg->{variant}) {
 633                                 print "\$(curdir)/$pkg->{subdir}$pkg->{src}/variants += \$(if $config,$pkg->{variant})\n"
 634                         }
 635                         $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
 636                 }
 637
 638                 next if $done{$pkg->{src}};
 639                 $done{$pkg->{src}} = 1;
 640
 641                 if (@{$pkg->{buildtypes}} > 0) {
 642                         print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
 643                 }
 644
 645                 foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
 646                         foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
 647                                 $dep =~ /@/ or do {
 648                                         $dep =~ s/\+//g;
 649                                         push @srcdeps, $dep;
 650                                 };
 651                         }
 652                 }
 653                 foreach my $type (@{$pkg->{buildtypes}}) {
 654                         my @extra_deps;
 655                         my %deplines;
 656
 657                         next unless $pkg->{"builddepends/$type"};
 658                         foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
 659                                 my $suffix = "";
 660                                 my $condition;
 661
 662                                 if ($dep =~ /^(.+):(.+)/) {
 663                                         $condition = $1;
 664                                         $dep = $2;
 665                                 }
 666                                 if ($dep =~ /^(.+)(\/.+)/) {
 667                                         $dep = $1;
 668                                         $suffix = $2;
 669                                 }
 670                                 my $pkg_dep = $package{$dep};
 671                                 next unless $pkg_dep;
 672
 673                                 my $idx = "";
 674                                 if (defined $pkg_dep->{src}) {
 675                                         $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 676                                 } elsif (defined($srcpackage{$dep})) {
 677                                         $idx = $subdir{$dep}.$dep;
 678                                 }
 679                                 my $depstr = "\$(curdir)/$idx$suffix/compile";
 680                                 my $depline = get_conditional_dep($condition, $depstr);
 681                                 if ($depline) {
 682                                         $deplines{$dep} = $depline;
 683                                 }
 684                         }
 685                         my $depline = join(" ", values %deplines);
 686                         if ($depline) {
 687                                 $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
 688                         }
 689                 }
 690
 691                 my $hasdeps = 0;
 692                 my %deplines;
 693                 foreach my $deps (@srcdeps) {
 694                         my $idx;
 695                         my $condition;
 696                         my $prefix = "";
 697                         my $suffix = "";
 698
 699                         if ($deps =~ /^(.+):(.+)/) {
 700                                 $condition = $1;
 701                                 $deps = $2;
 702                         }
 703                         if ($deps =~ /^(.+)(\/.+)/) {
 704                                 $deps = $1;
 705                                 $suffix = $2;
 706                         }
 707
 708                         my $pkg_dep = $package{$deps};
 709                         my @deps;
 710
 711                         if ($pkg_dep->{vdepends}) {
 712                                 @deps = @{$pkg_dep->{vdepends}};
 713                         } else {
 714                                 @deps = ($deps);
 715                         }
 716
 717                         foreach my $dep (@deps) {
 718                                 $pkg_dep = $package{$deps};
 719                                 if (defined $pkg_dep->{src}) {
 720                                         ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 721                                 } elsif (defined($srcpackage{$dep})) {
 722                                         $idx = $subdir{$dep}.$dep;
 723                                 }
 724                                 $idx .= $suffix;
 725                                 undef $idx if $idx =~ /^(kernel)|(base-files)$/;
 726                                 if ($idx) {
 727                                         my $depline;
 728                                         next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
 729                                         next if $dep{$pkg->{src}."->".$idx};
 730                                         next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
 731                                         my $depstr;
 732
 733                                         if ($pkg_dep->{vdepends}) {
 734                                                 $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
 735                                                 $dep{$pkg->{src}."->($dep)".$idx} = 1;
 736                                         } else {
 737                                                 $depstr = "\$(curdir)/$idx/compile";
 738                                                 $dep{$pkg->{src}."->".$idx} = 1;
 739                                         }
 740                                         $depline = get_conditional_dep($condition, $depstr);
 741                                         if ($depline) {
 742                                                 $deplines{$idx.$dep} = $depline;
 743                                         }
 744                                 }
 745                         }
 746                 }
 747                 my $depline = join(" ", values %deplines);
 748                 if ($depline) {
 749                         $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
 750                 }
 751         }
 752
 753         if ($line ne "") {
 754                 print "\n$line";
 755         }
 756         foreach my $preconfig (keys %preconfig) {
 757                 my $cmds;
 758                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 759                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 760                         $conf =~ tr/\.-/__/;
 761                         $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
 762                 }
 763                 next unless $cmds;
 764                 print <<EOF
 765
 766 ifndef DUMP_TARGET_DB
 767 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
 768         ( \\
 769 $cmds \\
 770         ) > \$@
 771
 772 ifneq (\$(IMAGEOPT)\$(CONFIG_IMAGEOPT),)
 773   package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 774 endif
 775 endif
 776
 777 EOF
 778         }
 779 }
 780
 781 sub gen_package_source() {
 782         parse_package_metadata($ARGV[0]) or exit 1;
 783         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 784                 my $pkg = $package{$name};
 785                 if ($pkg->{name} && $pkg->{source}) {
 786                         print "$pkg->{name}: ";
 787                         print "$pkg->{source}\n";
 788                 }
 789         }
 790 }
 791
 792 sub parse_command() {
 793         my $cmd = shift @ARGV;
 794         for ($cmd) {
 795                 /^target_config$/ and return gen_target_config();
 796                 /^package_mk$/ and return gen_package_mk();
 797                 /^package_config$/ and return gen_package_config();
 798                 /^kconfig/ and return gen_kconfig_overrides();
 799                 /^package_source$/ and return gen_package_source();
 800         }
 801         print <<EOF
 802 Available Commands:
 803         $0 target_config [file]         Target metadata in Kconfig format
 804         $0 package_mk [file]            Package metadata in makefile format
 805         $0 package_config [file]        Package metadata in Kconfig format
 806         $0 kconfig [file] [config]      Kernel config overrides
 807         $0 package_source [file]        Package source file information
 808
 809 EOF
 810 }
 811
 812 parse_command();