scripts/metadata.pl

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