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                 /display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
 156                 /gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
 157                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
 158                 /pcie/ and $ret .= "\tselect PCIE_SUPPORT\n";
 159                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
 160                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
 161                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
 162                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
 163                 /ext2/ and $ret .= "\tselect USES_EXT2\n";
 164                 /tgz/ and $ret .= "\tselect USES_TGZ\n";
 165                 /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
 166                 /fpu/ and $ret .= "\tselect HAS_FPU\n";
 167                 /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
 168                 /powerpc64/ and $ret .= "\tselect powerpc64\n";
 169                 /nommu/ and $ret .= "\tselect NOMMU\n";
 170         }
 171         return $ret;
 172 }
 173
 174 sub target_name($) {
 175         my $target = shift;
 176         my $parent = $target->{parent};
 177         if ($parent) {
 178                 return $target->{parent}->{name}." - ".$target->{name};
 179         } else {
 180                 return $target->{name};
 181         }
 182 }
 183
 184 sub kver($) {
 185         my $v = shift;
 186         $v =~ tr/\./_/;
 187         $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
 188         return $v;
 189 }
 190
 191 sub print_target($) {
 192         my $target = shift;
 193         my $features = target_config_features(@{$target->{features}});
 194         my $help = $target->{desc};
 195         my $kernel = $target->{kernel};
 196         my $confstr;
 197         $kernel =~ tr/./_/;
 198
 199         chomp $features;
 200         $features .= "\n";
 201         if ($help =~ /\w+/) {
 202                 $help =~ s/^\s*/\t  /mg;
 203                 $help = "\thelp\n$help";
 204         } else {
 205                 undef $help;
 206         }
 207
 208         my $v = kver($target->{version});
 209         if (@{$target->{subtargets}} == 0) {
 210         $confstr = <<EOF;
 211 config TARGET_$target->{conf}
 212         bool "$target->{name}"
 213         select LINUX_$kernel
 214         select LINUX_$v
 215 EOF
 216         }
 217         else {
 218                 $confstr = <<EOF;
 219 config TARGET_$target->{conf}
 220         bool "$target->{name}"
 221 EOF
 222         }
 223         if ($target->{subtarget}) {
 224                 $confstr .= "\tdepends TARGET_$target->{boardconf}\n";
 225         }
 226         if (@{$target->{subtargets}} > 0) {
 227                 $confstr .= "\tselect HAS_SUBTARGETS\n";
 228         } else {
 229                 $confstr .= "\tselect $target->{arch}\n";
 230                 foreach my $dep (@{$target->{depends}}) {
 231                         my $mode = "depends";
 232                         my $flags;
 233                         my $name;
 234
 235                         $dep =~ /^([@\+\-]+)(.+)$/;
 236                         $flags = $1;
 237                         $name = $2;
 238
 239                         next if $name =~ /:/;
 240                         $flags =~ /-/ and $mode = "deselect";
 241                         $flags =~ /\+/ and $mode = "select";
 242                         $flags =~ /@/ and $confstr .= "\t$mode $name\n";
 243                 }
 244                 $confstr .= $features;
 245         }
 246
 247         $confstr .= "$help\n\n";
 248         print $confstr;
 249 }
 250
 251 sub gen_target_config() {
 252         my @target = parse_target_metadata();
 253         my %defaults;
 254
 255         my @target_sort = sort {
 256                 target_name($a) cmp target_name($b);
 257         } @target;
 258
 259
 260         print <<EOF;
 261 choice
 262         prompt "Target System"
 263         default TARGET_brcm_2_4
 264         reset if !DEVEL
 265
 266 EOF
 267
 268         foreach my $target (@target_sort) {
 269                 next if $target->{subtarget};
 270                 print_target($target);
 271         }
 272
 273         print <<EOF;
 274 endchoice
 275
 276 choice
 277         prompt "Subtarget" if HAS_SUBTARGETS
 278
 279 EOF
 280         foreach my $target (@target) {
 281                 next unless $target->{subtarget};
 282                 print_target($target);
 283         }
 284
 285 print <<EOF;
 286 endchoice
 287
 288 choice
 289         prompt "Target Profile"
 290
 291 EOF
 292
 293         foreach my $target (@target) {
 294                 my $profiles = $target->{profiles};
 295
 296                 foreach my $profile (@$profiles) {
 297                         print <<EOF;
 298 config TARGET_$target->{conf}_$profile->{id}
 299         bool "$profile->{name}"
 300         depends TARGET_$target->{conf}
 301 $profile->{config}
 302 EOF
 303                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
 304                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 305                         foreach my $pkg (@pkglist) {
 306                                 print "\tselect DEFAULT_$pkg\n";
 307                                 $defaults{$pkg} = 1;
 308                         }
 309                         my $help = $profile->{desc};
 310                         if ($help =~ /\w+/) {
 311                                 $help =~ s/^\s*/\t  /mg;
 312                                 $help = "\thelp\n$help";
 313                         } else {
 314                                 undef $help;
 315                         }
 316                         print "$help\n";
 317                 }
 318         }
 319
 320         print <<EOF;
 321 endchoice
 322
 323 config HAS_SUBTARGETS
 324         bool
 325
 326 config TARGET_BOARD
 327         string
 328
 329 EOF
 330         foreach my $target (@target) {
 331                 $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
 332         }
 333         print <<EOF;
 334
 335 config DEFAULT_TARGET_OPTIMIZATION
 336         string
 337 EOF
 338         foreach my $target (@target) {
 339                 next if @{$target->{subtargets}} > 0;
 340                 print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
 341         }
 342         print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
 343
 344         my %kver;
 345         foreach my $target (@target) {
 346                 my $v = kver($target->{version});
 347                 next if $kver{$v};
 348                 $kver{$v} = 1;
 349                 print <<EOF;
 350
 351 config LINUX_$v
 352         bool
 353
 354 EOF
 355         }
 356         foreach my $def (sort keys %defaults) {
 357                 print "\tconfig DEFAULT_".$def."\n";
 358                 print "\t\tbool\n\n";
 359         }
 360 }
 361
 362 my %dep_check;
 363 sub __find_package_dep($$) {
 364         my $pkg = shift;
 365         my $name = shift;
 366         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 367
 368         return 0 unless defined $deps;
 369         foreach my $dep (@{$deps}) {
 370                 next if $dep_check{$dep};
 371                 $dep_check{$dep} = 1;
 372                 return 1 if $dep eq $name;
 373                 return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
 374         }
 375         return 0;
 376 }
 377
 378 # wrapper to avoid infinite recursion
 379 sub find_package_dep($$) {
 380         my $pkg = shift;
 381         my $name = shift;
 382
 383         %dep_check = ();
 384         return __find_package_dep($pkg, $name);
 385 }
 386
 387 sub package_depends($$) {
 388         my $a = shift;
 389         my $b = shift;
 390         my $ret;
 391
 392         return 0 if ($a->{submenu} ne $b->{submenu});
 393         if (find_package_dep($a, $b->{name}) == 1) {
 394                 $ret = 1;
 395         } elsif (find_package_dep($b, $a->{name}) == 1) {
 396                 $ret = -1;
 397         } else {
 398                 return 0;
 399         }
 400         return $ret;
 401 }
 402
 403 sub mconf_depends {
 404         my $pkgname = shift;
 405         my $depends = shift;
 406         my $only_dep = shift;
 407         my $res;
 408         my $dep = shift;
 409         my $seen = shift;
 410         my $parent_condition = shift;
 411         $dep or $dep = {};
 412         $seen or $seen = {};
 413
 414         $depends or return;
 415         my @depends = @$depends;
 416         foreach my $depend (@depends) {
 417                 my $m = "depends";
 418                 my $flags = "";
 419                 $depend =~ s/^([@\+]+)// and $flags = $1;
 420                 my $vdep;
 421                 my $condition = $parent_condition;
 422
 423                 if ($depend =~ /^(.+):(.+)$/) {
 424                         if ($1 ne "PACKAGE_$pkgname") {
 425                                 if ($condition) {
 426                                         $condition = "$condition && $1";
 427                                 } else {
 428                                         $condition = $1;
 429                                 }
 430                         }
 431                         $depend = $2;
 432                 }
 433                 next if $seen->{$depend};
 434                 next if $package{$depend} and $package{$depend}->{buildonly};
 435                 $seen->{$depend} = 1;
 436                 if ($vdep = $package{$depend}->{vdepends}) {
 437                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 438                 } else {
 439                         $flags =~ /\+/ and do {
 440                                 # Menuconfig will not treat 'select FOO' as a real dependency
 441                                 # thus if FOO depends on other config options, these dependencies
 442                                 # will not be checked. To fix this, we simply emit all of FOO's
 443                                 # depends here as well.
 444                                 $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
 445
 446                                 $m = "select";
 447                                 next if $only_dep;
 448                         };
 449                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 450                         if ($condition) {
 451                                 if ($m =~ /select/) {
 452                                         $depend = "$depend if $condition";
 453                                 } else {
 454                                         $depend = "!($condition) || $depend";
 455                                 }
 456                         }
 457                 }
 458                 $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
 459         }
 460         foreach my $depend (keys %$dep) {
 461                 my $m = $dep->{$depend};
 462                 $res .= "\t\t$m $depend\n";
 463         }
 464         return $res;
 465 }
 466
 467 sub print_package_config_category($) {
 468         my $cat = shift;
 469         my %menus;
 470         my %menu_dep;
 471
 472         return unless $category{$cat};
 473
 474         print "menu \"$cat\"\n\n";
 475         my %spkg = %{$category{$cat}};
 476
 477         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 478                 foreach my $pkg (@{$spkg{$spkg}}) {
 479                         next if $pkg->{buildonly};
 480                         my $menu = $pkg->{submenu};
 481                         if ($menu) {
 482                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 483                         } else {
 484                                 $menu = 'undef';
 485                         }
 486                         $menus{$menu} or $menus{$menu} = [];
 487                         push @{$menus{$menu}}, $pkg;
 488                 }
 489         }
 490         my @menus = sort {
 491                 ($a eq 'undef' ?  1 : 0) or
 492                 ($b eq 'undef' ? -1 : 0) or
 493                 ($a cmp $b)
 494         } keys %menus;
 495
 496         foreach my $menu (@menus) {
 497                 my @pkgs = sort {
 498                         package_depends($a, $b) or
 499                         ($a->{name} cmp $b->{name})
 500                 } @{$menus{$menu}};
 501                 if ($menu ne 'undef') {
 502                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 503                         print "menu \"$menu\"\n";
 504                 }
 505                 foreach my $pkg (@pkgs) {
 506                         my $title = $pkg->{name};
 507                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 508                         if ($c > 0) {
 509                                 $title .= ("." x $c). " ". $pkg->{title};
 510                         }
 511                         print "\t";
 512                         $pkg->{menu} and print "menu";
 513                         print "config PACKAGE_".$pkg->{name}."\n";
 514                         print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." \"$title\"\n";
 515                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 516                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 517                                 print "\t\tdefault $default\n";
 518                         }
 519                         print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
 520                         print "\t\thelp\n";
 521                         print $pkg->{description};
 522                         print "\n";
 523
 524                         $pkg->{config} and print $pkg->{config}."\n";
 525                 }
 526                 if ($menu ne 'undef') {
 527                         print "endmenu\n";
 528                         $menu_dep{$menu} and print "endif\n";
 529                 }
 530         }
 531         print "endmenu\n\n";
 532
 533         undef $category{$cat};
 534 }
 535
 536 sub gen_package_config() {
 537         parse_package_metadata($ARGV[0]) or exit 1;
 538         print "menuconfig UCI_PRECONFIG\n\tbool \"Image configuration\"\n" if %preconfig;
 539         foreach my $preconfig (keys %preconfig) {
 540                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 541                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 542                         $conf =~ tr/\.-/__/;
 543                         print <<EOF
 544         config UCI_PRECONFIG_$conf
 545                 string "$preconfig{$preconfig}->{$cfg}->{label}" if UCI_PRECONFIG
 546                 depends PACKAGE_$preconfig
 547                 default "$preconfig{$preconfig}->{$cfg}->{default}"
 548
 549 EOF
 550                 }
 551         }
 552         print_package_config_category 'Base system';
 553         foreach my $cat (keys %category) {
 554                 print_package_config_category $cat;
 555         }
 556 }
 557
 558 sub get_conditional_dep($$) {
 559         my $condition = shift;
 560         my $depstr = shift;
 561         if ($condition) {
 562                 if ($condition =~ /^!(.+)/) {
 563                         return "\$(if \$(CONFIG_$1),,$depstr)";
 564                 } else {
 565                         return "\$(if \$(CONFIG_$condition),$depstr)";
 566                 }
 567         } else {
 568                 return $depstr;
 569         }
 570 }
 571
 572 sub gen_package_mk() {
 573         my %conf;
 574         my %dep;
 575         my %done;
 576         my $line;
 577
 578         parse_package_metadata($ARGV[0]) or exit 1;
 579         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 580                 my $config;
 581                 my $pkg = $package{$name};
 582                 my @srcdeps;
 583
 584                 next if defined $pkg->{vdepends};
 585
 586                 if ($ENV{SDK}) {
 587                         $conf{$pkg->{src}} or do {
 588                                 $config = 'm';
 589                                 $conf{$pkg->{src}} = 1;
 590                         };
 591                 } else {
 592                         $config = "\$(CONFIG_PACKAGE_$name)"
 593                 }
 594                 if ($config) {
 595                         $pkg->{buildonly} and $config = "";
 596                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
 597                         $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
 598                 }
 599
 600                 next if $done{$pkg->{src}};
 601                 $done{$pkg->{src}} = 1;
 602
 603                 if (@{$pkg->{buildtypes}} > 0) {
 604                         print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
 605                 }
 606
 607                 foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
 608                         foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
 609                                 $dep =~ /@/ or do {
 610                                         $dep =~ s/\+//g;
 611                                         push @srcdeps, $dep;
 612                                 };
 613                         }
 614                 }
 615                 foreach my $type (@{$pkg->{buildtypes}}) {
 616                         my @extra_deps;
 617                         my %deplines;
 618
 619                         next unless $pkg->{"builddepends/$type"};
 620                         foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
 621                                 my $suffix = "";
 622                                 my $condition;
 623
 624                                 if ($dep =~ /^(.+):(.+)/) {
 625                                         $condition = $1;
 626                                         $dep = $2;
 627                                 }
 628                                 if ($dep =~ /^(.+)(\/.+)/) {
 629                                         $dep = $1;
 630                                         $suffix = $2;
 631                                 }
 632                                 my $pkg_dep = $package{$dep};
 633                                 next unless $pkg_dep;
 634
 635                                 my $idx = "";
 636                                 if (defined $pkg_dep->{src}) {
 637                                         $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 638                                 } elsif (defined($srcpackage{$dep})) {
 639                                         $idx = $subdir{$dep}.$dep;
 640                                 }
 641                                 my $depstr = "\$(curdir)/$idx$suffix/compile";
 642                                 my $depline = get_conditional_dep($condition, $depstr);
 643                                 if ($depline) {
 644                                         $deplines{$dep} = $depline;
 645                                 }
 646                         }
 647                         my $depline = join(" ", values %deplines);
 648                         if ($depline) {
 649                                 $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
 650                         }
 651                 }
 652
 653                 my $hasdeps = 0;
 654                 my %deplines;
 655                 foreach my $deps (@srcdeps) {
 656                         my $idx;
 657                         my $condition;
 658                         my $prefix = "";
 659                         my $suffix = "";
 660
 661                         if ($deps =~ /^(.+):(.+)/) {
 662                                 $condition = $1;
 663                                 $deps = $2;
 664                         }
 665                         if ($deps =~ /^(.+)(\/.+)/) {
 666                                 $deps = $1;
 667                                 $suffix = $2;
 668                         }
 669
 670                         my $pkg_dep = $package{$deps};
 671                         my @deps;
 672
 673                         if ($pkg_dep->{vdepends}) {
 674                                 @deps = @{$pkg_dep->{vdepends}};
 675                         } else {
 676                                 @deps = ($deps);
 677                         }
 678
 679                         foreach my $dep (@deps) {
 680                                 $pkg_dep = $package{$deps};
 681                                 if (defined $pkg_dep->{src}) {
 682                                         ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 683                                 } elsif (defined($srcpackage{$dep})) {
 684                                         $idx = $subdir{$dep}.$dep;
 685                                 }
 686                                 $idx .= $suffix;
 687                                 undef $idx if $idx =~ /^(kernel)|(base-files)$/;
 688                                 if ($idx) {
 689                                         my $depline;
 690                                         next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
 691                                         next if $dep{$pkg->{src}."->".$idx};
 692                                         next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
 693                                         my $depstr;
 694
 695                                         if ($pkg_dep->{vdepends}) {
 696                                                 $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
 697                                                 $dep{$pkg->{src}."->($dep)".$idx} = 1;
 698                                         } else {
 699                                                 $depstr = "\$(curdir)/$idx/compile";
 700                                                 $dep{$pkg->{src}."->".$idx} = 1;
 701                                         }
 702                                         $depline = get_conditional_dep($condition, $depstr);
 703                                         if ($depline) {
 704                                                 $deplines{$idx.$dep} = $depline;
 705                                         }
 706                                 }
 707                         }
 708                 }
 709                 my $depline = join(" ", values %deplines);
 710                 if ($depline) {
 711                         $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
 712                 }
 713         }
 714
 715         if ($line ne "") {
 716                 print "\n$line";
 717         }
 718         foreach my $preconfig (keys %preconfig) {
 719                 my $cmds;
 720                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 721                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 722                         $conf =~ tr/\.-/__/;
 723                         $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
 724                 }
 725                 next unless $cmds;
 726                 print <<EOF
 727
 728 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
 729         ( \\
 730 $cmds \\
 731         ) > \$@
 732
 733 ifneq (\$(UCI_PRECONFIG)\$(CONFIG_UCI_PRECONFIG),)
 734   package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 735 endif
 736 EOF
 737         }
 738 }
 739
 740 sub gen_package_source() {
 741         parse_package_metadata($ARGV[0]) or exit 1;
 742         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 743                 my $pkg = $package{$name};
 744                 if ($pkg->{name} && $pkg->{source}) {
 745                         print "$pkg->{name}: ";
 746                         print "$pkg->{source}\n";
 747                 }
 748         }
 749 }
 750
 751 sub parse_command() {
 752         my $cmd = shift @ARGV;
 753         for ($cmd) {
 754                 /^target_config$/ and return gen_target_config();
 755                 /^package_mk$/ and return gen_package_mk();
 756                 /^package_config$/ and return gen_package_config();
 757                 /^kconfig/ and return gen_kconfig_overrides();
 758                 /^package_source$/ and return gen_package_source();
 759         }
 760         print <<EOF
 761 Available Commands:
 762         $0 target_config [file]         Target metadata in Kconfig format
 763         $0 package_mk [file]            Package metadata in makefile format
 764         $0 package_config [file]        Package metadata in Kconfig format
 765         $0 kconfig [file] [config]      Kernel config overrides
 766         $0 package_source [file]        Package source file information
 767
 768 EOF
 769 }
 770
 771 parse_command();