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                 /ubifs/ and $ret .= "\tselect USES_UBIFS\n";
 167                 /fpu/ and $ret .= "\tselect HAS_FPU\n";
 168                 /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
 169                 /powerpc64/ and $ret .= "\tselect powerpc64\n";
 170                 /nommu/ and $ret .= "\tselect NOMMU\n";
 171         }
 172         return $ret;
 173 }
 174
 175 sub target_name($) {
 176         my $target = shift;
 177         my $parent = $target->{parent};
 178         if ($parent) {
 179                 return $target->{parent}->{name}." - ".$target->{name};
 180         } else {
 181                 return $target->{name};
 182         }
 183 }
 184
 185 sub kver($) {
 186         my $v = shift;
 187         $v =~ tr/\./_/;
 188         $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
 189         return $v;
 190 }
 191
 192 sub print_target($) {
 193         my $target = shift;
 194         my $features = target_config_features(@{$target->{features}});
 195         my $help = $target->{desc};
 196         my $kernel = $target->{kernel};
 197         my $confstr;
 198         $kernel =~ tr/./_/;
 199
 200         chomp $features;
 201         $features .= "\n";
 202         if ($help =~ /\w+/) {
 203                 $help =~ s/^\s*/\t  /mg;
 204                 $help = "\thelp\n$help";
 205         } else {
 206                 undef $help;
 207         }
 208
 209         my $v = kver($target->{version});
 210         if (@{$target->{subtargets}} == 0) {
 211         $confstr = <<EOF;
 212 config TARGET_$target->{conf}
 213         bool "$target->{name}"
 214         select LINUX_$kernel
 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_brcm_2_4
 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
 337 config DEFAULT_TARGET_OPTIMIZATION
 338         string
 339 EOF
 340         foreach my $target (@target) {
 341                 next if @{$target->{subtargets}} > 0;
 342                 print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
 343         }
 344         print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
 345
 346         my %kver;
 347         foreach my $target (@target) {
 348                 my $v = kver($target->{version});
 349                 next if $kver{$v};
 350                 $kver{$v} = 1;
 351                 print <<EOF;
 352
 353 config LINUX_$v
 354         bool
 355
 356 EOF
 357         }
 358         foreach my $def (sort keys %defaults) {
 359                 print "\tconfig DEFAULT_".$def."\n";
 360                 print "\t\tbool\n\n";
 361         }
 362 }
 363
 364 my %dep_check;
 365 sub __find_package_dep($$) {
 366         my $pkg = shift;
 367         my $name = shift;
 368         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 369
 370         return 0 unless defined $deps;
 371         foreach my $dep (@{$deps}) {
 372                 next if $dep_check{$dep};
 373                 $dep_check{$dep} = 1;
 374                 return 1 if $dep eq $name;
 375                 return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
 376         }
 377         return 0;
 378 }
 379
 380 # wrapper to avoid infinite recursion
 381 sub find_package_dep($$) {
 382         my $pkg = shift;
 383         my $name = shift;
 384
 385         %dep_check = ();
 386         return __find_package_dep($pkg, $name);
 387 }
 388
 389 sub package_depends($$) {
 390         my $a = shift;
 391         my $b = shift;
 392         my $ret;
 393
 394         return 0 if ($a->{submenu} ne $b->{submenu});
 395         if (find_package_dep($a, $b->{name}) == 1) {
 396                 $ret = 1;
 397         } elsif (find_package_dep($b, $a->{name}) == 1) {
 398                 $ret = -1;
 399         } else {
 400                 return 0;
 401         }
 402         return $ret;
 403 }
 404
 405 sub mconf_depends {
 406         my $pkgname = shift;
 407         my $depends = shift;
 408         my $only_dep = shift;
 409         my $res;
 410         my $dep = shift;
 411         my $seen = shift;
 412         my $parent_condition = shift;
 413         $dep or $dep = {};
 414         $seen or $seen = {};
 415
 416         $depends or return;
 417         my @depends = @$depends;
 418         foreach my $depend (@depends) {
 419                 my $m = "depends";
 420                 my $flags = "";
 421                 $depend =~ s/^([@\+]+)// and $flags = $1;
 422                 my $vdep;
 423                 my $condition = $parent_condition;
 424
 425                 if ($depend =~ /^(.+):(.+)$/) {
 426                         if ($1 ne "PACKAGE_$pkgname") {
 427                                 if ($condition) {
 428                                         $condition = "$condition && $1";
 429                                 } else {
 430                                         $condition = $1;
 431                                 }
 432                         }
 433                         $depend = $2;
 434                 }
 435                 next if $seen->{$depend};
 436                 next if $package{$depend} and $package{$depend}->{buildonly};
 437                 $seen->{$depend} = 1;
 438                 if ($vdep = $package{$depend}->{vdepends}) {
 439                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 440                 } else {
 441                         $flags =~ /\+/ and do {
 442                                 # Menuconfig will not treat 'select FOO' as a real dependency
 443                                 # thus if FOO depends on other config options, these dependencies
 444                                 # will not be checked. To fix this, we simply emit all of FOO's
 445                                 # depends here as well.
 446                                 $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
 447
 448                                 $m = "select";
 449                                 next if $only_dep;
 450                         };
 451                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 452                         if ($condition) {
 453                                 if ($m =~ /select/) {
 454                                         $depend = "$depend if $condition";
 455                                 } else {
 456                                         $depend = "!($condition) || $depend";
 457                                 }
 458                         }
 459                 }
 460                 $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
 461         }
 462         foreach my $depend (keys %$dep) {
 463                 my $m = $dep->{$depend};
 464                 $res .= "\t\t$m $depend\n";
 465         }
 466         return $res;
 467 }
 468
 469 sub print_package_config_category($) {
 470         my $cat = shift;
 471         my %menus;
 472         my %menu_dep;
 473
 474         return unless $category{$cat};
 475
 476         print "menu \"$cat\"\n\n";
 477         my %spkg = %{$category{$cat}};
 478
 479         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 480                 foreach my $pkg (@{$spkg{$spkg}}) {
 481                         next if $pkg->{buildonly};
 482                         my $menu = $pkg->{submenu};
 483                         if ($menu) {
 484                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 485                         } else {
 486                                 $menu = 'undef';
 487                         }
 488                         $menus{$menu} or $menus{$menu} = [];
 489                         push @{$menus{$menu}}, $pkg;
 490                 }
 491         }
 492         my @menus = sort {
 493                 ($a eq 'undef' ?  1 : 0) or
 494                 ($b eq 'undef' ? -1 : 0) or
 495                 ($a cmp $b)
 496         } keys %menus;
 497
 498         foreach my $menu (@menus) {
 499                 my @pkgs = sort {
 500                         package_depends($a, $b) or
 501                         ($a->{name} cmp $b->{name})
 502                 } @{$menus{$menu}};
 503                 if ($menu ne 'undef') {
 504                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 505                         print "menu \"$menu\"\n";
 506                 }
 507                 foreach my $pkg (@pkgs) {
 508                         my $title = $pkg->{name};
 509                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 510                         if ($c > 0) {
 511                                 $title .= ("." x $c). " ". $pkg->{title};
 512                         }
 513                         print "\t";
 514                         $pkg->{menu} and print "menu";
 515                         print "config PACKAGE_".$pkg->{name}."\n";
 516                         print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." \"$title\"\n";
 517                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 518                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 519                                 print "\t\tdefault $default\n";
 520                         }
 521                         print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
 522                         print "\t\thelp\n";
 523                         print $pkg->{description};
 524                         print "\n";
 525
 526                         $pkg->{config} and print $pkg->{config}."\n";
 527                 }
 528                 if ($menu ne 'undef') {
 529                         print "endmenu\n";
 530                         $menu_dep{$menu} and print "endif\n";
 531                 }
 532         }
 533         print "endmenu\n\n";
 534
 535         undef $category{$cat};
 536 }
 537
 538 sub print_package_features() {
 539         keys %features > 0 or return;
 540         print "menu \"Package features\"\n";
 541         foreach my $n (keys %features) {
 542                 my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
 543                 print <<EOF;
 544 choice
 545         prompt "$features[0]->{target_title}"
 546         default FEATURE_$features[0]->{name}
 547 EOF
 548
 549                 foreach my $feature (@features) {
 550                         print <<EOF;
 551         config FEATURE_$feature->{name}
 552                 bool "$feature->{title}"
 553 EOF
 554                         $feature->{description} =~ /\w/ and do {
 555                                 print "\t\thelp\n".$feature->{description}."\n";
 556                         };
 557                 }
 558                 print "endchoice\n"
 559         }
 560         print "endmenu\n\n";
 561 }
 562
 563 sub gen_package_config() {
 564         parse_package_metadata($ARGV[0]) or exit 1;
 565         print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
 566         foreach my $preconfig (keys %preconfig) {
 567                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 568                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 569                         $conf =~ tr/\.-/__/;
 570                         print <<EOF
 571         config UCI_PRECONFIG_$conf
 572                 string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
 573                 depends PACKAGE_$preconfig
 574                 default "$preconfig{$preconfig}->{$cfg}->{default}"
 575
 576 EOF
 577                 }
 578         }
 579         print "source \"package/*/image-config.in\"\n";
 580         if (scalar glob "package/feeds/*/*/image-config.in") {
 581             print "source \"package/feeds/*/*/image-config.in\"\n";
 582         }
 583         print_package_features();
 584         print_package_config_category 'Base system';
 585         foreach my $cat (keys %category) {
 586                 print_package_config_category $cat;
 587         }
 588 }
 589
 590 sub get_conditional_dep($$) {
 591         my $condition = shift;
 592         my $depstr = shift;
 593         if ($condition) {
 594                 if ($condition =~ /^!(.+)/) {
 595                         return "\$(if \$(CONFIG_$1),,$depstr)";
 596                 } else {
 597                         return "\$(if \$(CONFIG_$condition),$depstr)";
 598                 }
 599         } else {
 600                 return $depstr;
 601         }
 602 }
 603
 604 sub gen_package_mk() {
 605         my %conf;
 606         my %dep;
 607         my %done;
 608         my $line;
 609
 610         parse_package_metadata($ARGV[0]) or exit 1;
 611         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 612                 my $config;
 613                 my $pkg = $package{$name};
 614                 my @srcdeps;
 615
 616                 next if defined $pkg->{vdepends};
 617
 618                 if ($ENV{SDK}) {
 619                         $conf{$pkg->{src}} or do {
 620                                 $config = 'm';
 621                                 $conf{$pkg->{src}} = 1;
 622                         };
 623                 } else {
 624                         $config = "\$(CONFIG_PACKAGE_$name)"
 625                 }
 626                 if ($config) {
 627                         $pkg->{buildonly} and $config = "";
 628                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
 629                         if ($pkg->{variant}) {
 630                                 print "\$(curdir)/$pkg->{subdir}$pkg->{src}/variants += \$(if $config,$pkg->{variant})\n"
 631                         }
 632                         $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
 633                 }
 634
 635                 next if $done{$pkg->{src}};
 636                 $done{$pkg->{src}} = 1;
 637
 638                 if (@{$pkg->{buildtypes}} > 0) {
 639                         print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
 640                 }
 641
 642                 foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
 643                         foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
 644                                 $dep =~ /@/ or do {
 645                                         $dep =~ s/\+//g;
 646                                         push @srcdeps, $dep;
 647                                 };
 648                         }
 649                 }
 650                 foreach my $type (@{$pkg->{buildtypes}}) {
 651                         my @extra_deps;
 652                         my %deplines;
 653
 654                         next unless $pkg->{"builddepends/$type"};
 655                         foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
 656                                 my $suffix = "";
 657                                 my $condition;
 658
 659                                 if ($dep =~ /^(.+):(.+)/) {
 660                                         $condition = $1;
 661                                         $dep = $2;
 662                                 }
 663                                 if ($dep =~ /^(.+)(\/.+)/) {
 664                                         $dep = $1;
 665                                         $suffix = $2;
 666                                 }
 667                                 my $pkg_dep = $package{$dep};
 668                                 next unless $pkg_dep;
 669
 670                                 my $idx = "";
 671                                 if (defined $pkg_dep->{src}) {
 672                                         $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 673                                 } elsif (defined($srcpackage{$dep})) {
 674                                         $idx = $subdir{$dep}.$dep;
 675                                 }
 676                                 my $depstr = "\$(curdir)/$idx$suffix/compile";
 677                                 my $depline = get_conditional_dep($condition, $depstr);
 678                                 if ($depline) {
 679                                         $deplines{$dep} = $depline;
 680                                 }
 681                         }
 682                         my $depline = join(" ", values %deplines);
 683                         if ($depline) {
 684                                 $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
 685                         }
 686                 }
 687
 688                 my $hasdeps = 0;
 689                 my %deplines;
 690                 foreach my $deps (@srcdeps) {
 691                         my $idx;
 692                         my $condition;
 693                         my $prefix = "";
 694                         my $suffix = "";
 695
 696                         if ($deps =~ /^(.+):(.+)/) {
 697                                 $condition = $1;
 698                                 $deps = $2;
 699                         }
 700                         if ($deps =~ /^(.+)(\/.+)/) {
 701                                 $deps = $1;
 702                                 $suffix = $2;
 703                         }
 704
 705                         my $pkg_dep = $package{$deps};
 706                         my @deps;
 707
 708                         if ($pkg_dep->{vdepends}) {
 709                                 @deps = @{$pkg_dep->{vdepends}};
 710                         } else {
 711                                 @deps = ($deps);
 712                         }
 713
 714                         foreach my $dep (@deps) {
 715                                 $pkg_dep = $package{$deps};
 716                                 if (defined $pkg_dep->{src}) {
 717                                         ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 718                                 } elsif (defined($srcpackage{$dep})) {
 719                                         $idx = $subdir{$dep}.$dep;
 720                                 }
 721                                 $idx .= $suffix;
 722                                 undef $idx if $idx =~ /^(kernel)|(base-files)$/;
 723                                 if ($idx) {
 724                                         my $depline;
 725                                         next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
 726                                         next if $dep{$pkg->{src}."->".$idx};
 727                                         next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
 728                                         my $depstr;
 729
 730                                         if ($pkg_dep->{vdepends}) {
 731                                                 $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
 732                                                 $dep{$pkg->{src}."->($dep)".$idx} = 1;
 733                                         } else {
 734                                                 $depstr = "\$(curdir)/$idx/compile";
 735                                                 $dep{$pkg->{src}."->".$idx} = 1;
 736                                         }
 737                                         $depline = get_conditional_dep($condition, $depstr);
 738                                         if ($depline) {
 739                                                 $deplines{$idx.$dep} = $depline;
 740                                         }
 741                                 }
 742                         }
 743                 }
 744                 my $depline = join(" ", values %deplines);
 745                 if ($depline) {
 746                         $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
 747                 }
 748         }
 749
 750         if ($line ne "") {
 751                 print "\n$line";
 752         }
 753         foreach my $preconfig (keys %preconfig) {
 754                 my $cmds;
 755                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 756                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 757                         $conf =~ tr/\.-/__/;
 758                         $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
 759                 }
 760                 next unless $cmds;
 761                 print <<EOF
 762
 763 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
 764         ( \\
 765 $cmds \\
 766         ) > \$@
 767
 768 ifneq (\$(UCI_PRECONFIG)\$(CONFIG_UCI_PRECONFIG),)
 769   package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 770 endif
 771 EOF
 772         }
 773 }
 774
 775 sub gen_package_source() {
 776         parse_package_metadata($ARGV[0]) or exit 1;
 777         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 778                 my $pkg = $package{$name};
 779                 if ($pkg->{name} && $pkg->{source}) {
 780                         print "$pkg->{name}: ";
 781                         print "$pkg->{source}\n";
 782                 }
 783         }
 784 }
 785
 786 sub parse_command() {
 787         my $cmd = shift @ARGV;
 788         for ($cmd) {
 789                 /^target_config$/ and return gen_target_config();
 790                 /^package_mk$/ and return gen_package_mk();
 791                 /^package_config$/ and return gen_package_config();
 792                 /^kconfig/ and return gen_kconfig_overrides();
 793                 /^package_source$/ and return gen_package_source();
 794         }
 795         print <<EOF
 796 Available Commands:
 797         $0 target_config [file]         Target metadata in Kconfig format
 798         $0 package_mk [file]            Package metadata in makefile format
 799         $0 package_config [file]        Package metadata in Kconfig format
 800         $0 kconfig [file] [config]      Kernel config overrides
 801         $0 package_source [file]        Package source file information
 802
 803 EOF
 804 }
 805
 806 parse_command();