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{$1};
  46                         }
  47                 };
  48                 /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
  49                 /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
  50                 /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
  51                 /^Target-Arch-Packages:\s*(.+)\s*$/ and $target->{arch_packages} = $1;
  52                 /^Target-Features:\s*(.+)\s*$/ 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} = $1;
  59                 /^Default-Subtarget:\s*(.+)\s*$/ and $target->{def_subtarget} = $1;
  60                 /^Default-Packages:\s*(.+)\s*$/ 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                                         next if $kconfig{$config} eq 'y';
 119                                         $kconfig{$config} = $val;
 120                                 } elsif (!$override) {
 121                                         $kconfig{$config} or $kconfig{$config} = 'n';
 122                                 }
 123                         }
 124                 };
 125         };
 126         close FILE;
 127
 128         foreach my $kconfig (sort keys %kconfig) {
 129                 if ($kconfig{$kconfig} eq 'n') {
 130                         print "# $kconfig is not set\n";
 131                 } else {
 132                         print "$kconfig=$kconfig{$kconfig}\n";
 133                 }
 134         }
 135 }
 136
 137 sub merge_package_lists($$) {
 138         my $list1 = shift;
 139         my $list2 = shift;
 140         my @l = ();
 141         my %pkgs;
 142
 143         foreach my $pkg (@$list1, @$list2) {
 144                 $pkgs{$pkg} = 1;
 145         }
 146         foreach my $pkg (keys %pkgs) {
 147                 push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
 148         }
 149         return sort(@l);
 150 }
 151
 152 sub target_config_features(@) {
 153         my $ret;
 154
 155         while ($_ = shift @_) {
 156                 /broken/ and $ret .= "\tdepends BROKEN\n";
 157                 /audio/ and $ret .= "\tselect AUDIO_SUPPORT\n";
 158                 /display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
 159                 /gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
 160                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
 161                 /pcie/ and $ret .= "\tselect PCIE_SUPPORT\n";
 162                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
 163                 /usbgadget/ and $ret .= "\tselect USB_GADGET_SUPPORT\n";
 164                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
 165                 /rtc/ and $ret .= "\tselect RTC_SUPPORT\n";
 166                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
 167                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
 168                 /ext4/ and $ret .= "\tselect USES_EXT4\n";
 169                 /targz/ and $ret .= "\tselect USES_TARGZ\n";
 170                 /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
 171                 /ubifs/ and $ret .= "\tselect USES_UBIFS\n";
 172                 /fpu/ and $ret .= "\tselect HAS_FPU\n";
 173                 /spe_fpu/ and $ret .= "\tselect HAS_SPE_FPU\n";
 174                 /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
 175                 /powerpc64/ and $ret .= "\tselect powerpc64\n";
 176                 /nommu/ and $ret .= "\tselect NOMMU\n";
 177         }
 178         return $ret;
 179 }
 180
 181 sub target_name($) {
 182         my $target = shift;
 183         my $parent = $target->{parent};
 184         if ($parent) {
 185                 return $target->{parent}->{name}." - ".$target->{name};
 186         } else {
 187                 return $target->{name};
 188         }
 189 }
 190
 191 sub kver($) {
 192         my $v = shift;
 193         $v =~ tr/\./_/;
 194         if (substr($v,0,2) eq "2_") {
 195                 $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
 196         } else {
 197                 $v =~ /(\d+_\d+)(_\d+)?/ and $v = $1;
 198         }
 199         return $v;
 200 }
 201
 202 sub print_target($) {
 203         my $target = shift;
 204         my $features = target_config_features(@{$target->{features}});
 205         my $help = $target->{desc};
 206         my $confstr;
 207
 208         chomp $features;
 209         $features .= "\n";
 210         if ($help =~ /\w+/) {
 211                 $help =~ s/^\s*/\t  /mg;
 212                 $help = "\thelp\n$help";
 213         } else {
 214                 undef $help;
 215         }
 216
 217         my $v = kver($target->{version});
 218         if (@{$target->{subtargets}} == 0) {
 219         $confstr = <<EOF;
 220 config TARGET_$target->{conf}
 221         bool "$target->{name}"
 222         select LINUX_$v
 223 EOF
 224         }
 225         else {
 226                 $confstr = <<EOF;
 227 config TARGET_$target->{conf}
 228         bool "$target->{name}"
 229 EOF
 230         }
 231         if ($target->{subtarget}) {
 232                 $confstr .= "\tdepends TARGET_$target->{boardconf}\n";
 233         }
 234         if (@{$target->{subtargets}} > 0) {
 235                 $confstr .= "\tselect HAS_SUBTARGETS\n";
 236         } else {
 237                 $confstr .= $features;
 238         }
 239
 240         if ($target->{arch} =~ /\w/) {
 241                 $confstr .= "\tselect $target->{arch}\n";
 242         }
 243         foreach my $dep (@{$target->{depends}}) {
 244                 my $mode = "depends";
 245                 my $flags;
 246                 my $name;
 247
 248                 $dep =~ /^([@\+\-]+)(.+)$/;
 249                 $flags = $1;
 250                 $name = $2;
 251
 252                 next if $name =~ /:/;
 253                 $flags =~ /-/ and $mode = "deselect";
 254                 $flags =~ /\+/ and $mode = "select";
 255                 $flags =~ /@/ and $confstr .= "\t$mode $name\n";
 256         }
 257         $confstr .= "$help\n\n";
 258         print $confstr;
 259 }
 260
 261 sub gen_target_config() {
 262         my @target = parse_target_metadata();
 263         my %defaults;
 264
 265         my @target_sort = sort {
 266                 target_name($a) cmp target_name($b);
 267         } @target;
 268
 269
 270         print <<EOF;
 271 choice
 272         prompt "Target System"
 273         default TARGET_ar71xx
 274         reset if !DEVEL
 275
 276 EOF
 277
 278         foreach my $target (@target_sort) {
 279                 next if $target->{subtarget};
 280                 print_target($target);
 281         }
 282
 283         print <<EOF;
 284 endchoice
 285
 286 choice
 287         prompt "Subtarget" if HAS_SUBTARGETS
 288 EOF
 289         foreach my $target (@target) {
 290                 next unless $target->{def_subtarget};
 291                 print <<EOF;
 292         default TARGET_$target->{conf}_$target->{def_subtarget} if TARGET_$target->{conf}
 293 EOF
 294         }
 295         print <<EOF;
 296
 297 EOF
 298         foreach my $target (@target) {
 299                 next unless $target->{subtarget};
 300                 print_target($target);
 301         }
 302
 303 print <<EOF;
 304 endchoice
 305
 306 choice
 307         prompt "Target Profile"
 308
 309 EOF
 310
 311         foreach my $target (@target) {
 312                 my $profiles = $target->{profiles};
 313
 314                 foreach my $profile (@$profiles) {
 315                         print <<EOF;
 316 config TARGET_$target->{conf}_$profile->{id}
 317         bool "$profile->{name}"
 318         depends TARGET_$target->{conf}
 319 $profile->{config}
 320 EOF
 321                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
 322                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 323                         foreach my $pkg (@pkglist) {
 324                                 print "\tselect DEFAULT_$pkg\n";
 325                                 $defaults{$pkg} = 1;
 326                         }
 327                         my $help = $profile->{desc};
 328                         if ($help =~ /\w+/) {
 329                                 $help =~ s/^\s*/\t  /mg;
 330                                 $help = "\thelp\n$help";
 331                         } else {
 332                                 undef $help;
 333                         }
 334                         print "$help\n";
 335                 }
 336         }
 337
 338         print <<EOF;
 339 endchoice
 340
 341 config HAS_SUBTARGETS
 342         bool
 343
 344 config TARGET_BOARD
 345         string
 346
 347 EOF
 348         foreach my $target (@target) {
 349                 $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
 350         }
 351         print <<EOF;
 352 config TARGET_ARCH_PACKAGES
 353         string
 354
 355 EOF
 356         foreach my $target (@target) {
 357                 next if @{$target->{subtargets}} > 0;
 358                 print "\t\tdefault \"".($target->{arch_packages} || $target->{board})."\" if TARGET_".$target->{conf}."\n";
 359         }
 360         print <<EOF;
 361
 362 config DEFAULT_TARGET_OPTIMIZATION
 363         string
 364 EOF
 365         foreach my $target (@target) {
 366                 next if @{$target->{subtargets}} > 0;
 367                 print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
 368         }
 369         print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
 370
 371         my %kver;
 372         foreach my $target (@target) {
 373                 my $v = kver($target->{version});
 374                 next if $kver{$v};
 375                 $kver{$v} = 1;
 376                 print <<EOF;
 377
 378 config LINUX_$v
 379         bool
 380
 381 EOF
 382         }
 383         foreach my $def (sort keys %defaults) {
 384                 print "\tconfig DEFAULT_".$def."\n";
 385                 print "\t\tbool\n\n";
 386         }
 387 }
 388
 389 my %dep_check;
 390 sub __find_package_dep($$) {
 391         my $pkg = shift;
 392         my $name = shift;
 393         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 394
 395         return 0 unless defined $deps;
 396         foreach my $dep (@{$deps}) {
 397                 next if $dep_check{$dep};
 398                 $dep_check{$dep} = 1;
 399                 return 1 if $dep eq $name;
 400                 return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
 401         }
 402         return 0;
 403 }
 404
 405 # wrapper to avoid infinite recursion
 406 sub find_package_dep($$) {
 407         my $pkg = shift;
 408         my $name = shift;
 409
 410         %dep_check = ();
 411         return __find_package_dep($pkg, $name);
 412 }
 413
 414 sub package_depends($$) {
 415         my $a = shift;
 416         my $b = shift;
 417         my $ret;
 418
 419         return 0 if ($a->{submenu} ne $b->{submenu});
 420         if (find_package_dep($a, $b->{name}) == 1) {
 421                 $ret = 1;
 422         } elsif (find_package_dep($b, $a->{name}) == 1) {
 423                 $ret = -1;
 424         } else {
 425                 return 0;
 426         }
 427         return $ret;
 428 }
 429
 430 sub mconf_depends {
 431         my $pkgname = shift;
 432         my $depends = shift;
 433         my $only_dep = shift;
 434         my $res;
 435         my $dep = shift;
 436         my $seen = shift;
 437         my $parent_condition = shift;
 438         $dep or $dep = {};
 439         $seen or $seen = {};
 440
 441         $depends or return;
 442         my @depends = @$depends;
 443         foreach my $depend (@depends) {
 444                 my $m = "depends";
 445                 my $flags = "";
 446                 $depend =~ s/^([@\+]+)// and $flags = $1;
 447                 my $vdep;
 448                 my $condition = $parent_condition;
 449
 450                 next if $condition eq $depend;
 451                 next if $seen->{"$parent_condition:$depend"};
 452                 $seen->{"$parent_condition:$depend"} = 1;
 453                 if ($depend =~ /^(.+):(.+)$/) {
 454                         if ($1 ne "PACKAGE_$pkgname") {
 455                                 if ($condition) {
 456                                         $condition = "$condition && $1";
 457                                 } else {
 458                                         $condition = $1;
 459                                 }
 460                         }
 461                         $depend = $2;
 462                 }
 463                 next if $package{$depend} and $package{$depend}->{buildonly};
 464                 if ($vdep = $package{$depend}->{vdepends}) {
 465                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 466                 } else {
 467                         $flags =~ /\+/ and do {
 468                                 # Menuconfig will not treat 'select FOO' as a real dependency
 469                                 # thus if FOO depends on other config options, these dependencies
 470                                 # will not be checked. To fix this, we simply emit all of FOO's
 471                                 # depends here as well.
 472                                 $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
 473
 474                                 $m = "select";
 475                                 next if $only_dep;
 476                         };
 477                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 478                         if ($condition) {
 479                                 if ($m =~ /select/) {
 480                                         next if $depend eq $condition;
 481                                         $depend = "$depend if $condition";
 482                                 } else {
 483                                         $depend = "!($condition) || $depend";
 484                                 }
 485                         }
 486                 }
 487                 $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
 488         }
 489         foreach my $depend (keys %$dep) {
 490                 my $m = $dep->{$depend};
 491                 $res .= "\t\t$m $depend\n";
 492         }
 493         return $res;
 494 }
 495
 496 sub print_package_config_category($) {
 497         my $cat = shift;
 498         my %menus;
 499         my %menu_dep;
 500
 501         return unless $category{$cat};
 502
 503         print "menu \"$cat\"\n\n";
 504         my %spkg = %{$category{$cat}};
 505
 506         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 507                 foreach my $pkg (@{$spkg{$spkg}}) {
 508                         next if $pkg->{buildonly};
 509                         my $menu = $pkg->{submenu};
 510                         if ($menu) {
 511                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 512                         } else {
 513                                 $menu = 'undef';
 514                         }
 515                         $menus{$menu} or $menus{$menu} = [];
 516                         push @{$menus{$menu}}, $pkg;
 517                 }
 518         }
 519         my @menus = sort {
 520                 ($a eq 'undef' ?  1 : 0) or
 521                 ($b eq 'undef' ? -1 : 0) or
 522                 ($a cmp $b)
 523         } keys %menus;
 524
 525         foreach my $menu (@menus) {
 526                 my @pkgs = sort {
 527                         package_depends($a, $b) or
 528                         ($a->{name} cmp $b->{name})
 529                 } @{$menus{$menu}};
 530                 if ($menu ne 'undef') {
 531                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 532                         print "menu \"$menu\"\n";
 533                 }
 534                 foreach my $pkg (@pkgs) {
 535                         my $title = $pkg->{name};
 536                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 537                         if ($c > 0) {
 538                                 $title .= ("." x $c). " ". $pkg->{title};
 539                         }
 540                         $title = "\"$title\"";
 541                         print "\t";
 542                         $pkg->{menu} and print "menu";
 543                         print "config PACKAGE_".$pkg->{name}."\n";
 544                         $pkg->{hidden} and $title = "";
 545                         print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." $title\n";
 546                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 547                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 548                                 print "\t\tdefault $default\n";
 549                         }
 550                         print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
 551                         print mconf_depends($pkg->{name}, $pkg->{mdepends}, 0);
 552                         print "\t\thelp\n";
 553                         print $pkg->{description};
 554                         print "\n";
 555
 556                         $pkg->{config} and print $pkg->{config}."\n";
 557                 }
 558                 if ($menu ne 'undef') {
 559                         print "endmenu\n";
 560                         $menu_dep{$menu} and print "endif\n";
 561                 }
 562         }
 563         print "endmenu\n\n";
 564
 565         undef $category{$cat};
 566 }
 567
 568 sub print_package_features() {
 569         keys %features > 0 or return;
 570         print "menu \"Package features\"\n";
 571         foreach my $n (keys %features) {
 572                 my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
 573                 print <<EOF;
 574 choice
 575         prompt "$features[0]->{target_title}"
 576         default FEATURE_$features[0]->{name}
 577 EOF
 578
 579                 foreach my $feature (@features) {
 580                         print <<EOF;
 581         config FEATURE_$feature->{name}
 582                 bool "$feature->{title}"
 583 EOF
 584                         $feature->{description} =~ /\w/ and do {
 585                                 print "\t\thelp\n".$feature->{description}."\n";
 586                         };
 587                 }
 588                 print "endchoice\n"
 589         }
 590         print "endmenu\n\n";
 591 }
 592
 593 sub gen_package_config() {
 594         parse_package_metadata($ARGV[0]) or exit 1;
 595         print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
 596         foreach my $preconfig (keys %preconfig) {
 597                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 598                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 599                         $conf =~ tr/\.-/__/;
 600                         print <<EOF
 601         config UCI_PRECONFIG_$conf
 602                 string "$preconfig{$preconfig}->{$cfg}->{label}" if IMAGEOPT
 603                 depends PACKAGE_$preconfig
 604                 default "$preconfig{$preconfig}->{$cfg}->{default}"
 605
 606 EOF
 607                 }
 608         }
 609         print "source \"package/*/image-config.in\"\n";
 610         if (scalar glob "package/feeds/*/*/image-config.in") {
 611             print "source \"package/feeds/*/*/image-config.in\"\n";
 612         }
 613         print_package_features();
 614         print_package_config_category 'Base system';
 615         foreach my $cat (keys %category) {
 616                 print_package_config_category $cat;
 617         }
 618 }
 619
 620 sub get_conditional_dep($$) {
 621         my $condition = shift;
 622         my $depstr = shift;
 623         if ($condition) {
 624                 if ($condition =~ /^!(.+)/) {
 625                         return "\$(if \$(CONFIG_$1),,$depstr)";
 626                 } else {
 627                         return "\$(if \$(CONFIG_$condition),$depstr)";
 628                 }
 629         } else {
 630                 return $depstr;
 631         }
 632 }
 633
 634 sub gen_package_mk() {
 635         my %conf;
 636         my %dep;
 637         my %done;
 638         my $line;
 639
 640         parse_package_metadata($ARGV[0]) or exit 1;
 641         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 642                 my $config;
 643                 my $pkg = $package{$name};
 644                 my @srcdeps;
 645
 646                 next if defined $pkg->{vdepends};
 647
 648                 if ($ENV{SDK}) {
 649                         $conf{$pkg->{src}} or do {
 650                                 $config = 'm';
 651                                 $conf{$pkg->{src}} = 1;
 652                         };
 653                 } else {
 654                         $config = "\$(CONFIG_PACKAGE_$name)"
 655                 }
 656                 if ($config) {
 657                         $pkg->{buildonly} and $config = "";
 658                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
 659                         if ($pkg->{variant}) {
 660                                 if (!defined($done{$pkg->{src}})) {
 661                                         print "\$(curdir)/$pkg->{subdir}$pkg->{src}/default-variant := $pkg->{variant}\n";
 662                                 }
 663                                 print "\$(curdir)/$pkg->{subdir}$pkg->{src}/variants += \$(if $config,$pkg->{variant})\n"
 664                         }
 665                         $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
 666                 }
 667
 668                 next if $done{$pkg->{src}};
 669                 $done{$pkg->{src}} = 1;
 670
 671                 if (@{$pkg->{buildtypes}} > 0) {
 672                         print "buildtypes-$pkg->{subdir}$pkg->{src} = ".join(' ', @{$pkg->{buildtypes}})."\n";
 673                 }
 674
 675                 foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
 676                         foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
 677                                 $dep =~ /@/ or do {
 678                                         $dep =~ s/\+//g;
 679                                         push @srcdeps, $dep;
 680                                 };
 681                         }
 682                 }
 683                 foreach my $type (@{$pkg->{buildtypes}}) {
 684                         my @extra_deps;
 685                         my %deplines;
 686
 687                         next unless $pkg->{"builddepends/$type"};
 688                         foreach my $dep (@{$pkg->{"builddepends/$type"}}) {
 689                                 my $suffix = "";
 690                                 my $condition;
 691
 692                                 if ($dep =~ /^(.+):(.+)/) {
 693                                         $condition = $1;
 694                                         $dep = $2;
 695                                 }
 696                                 if ($dep =~ /^(.+)(\/.+)/) {
 697                                         $dep = $1;
 698                                         $suffix = $2;
 699                                 }
 700
 701                                 my $idx = "";
 702                                 my $pkg_dep = $package{$dep};
 703                                 if (defined($pkg_dep) && defined($pkg_dep->{src})) {
 704                                         $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 705                                 } elsif (defined($srcpackage{$dep})) {
 706                                         $idx = $subdir{$dep}.$dep;
 707                                 } else {
 708                                         next;
 709                                 }
 710                                 my $depstr = "\$(curdir)/$idx$suffix/compile";
 711                                 my $depline = get_conditional_dep($condition, $depstr);
 712                                 if ($depline) {
 713                                         $deplines{$depline}++;
 714                                 }
 715                         }
 716                         my $depline = join(" ", sort keys %deplines);
 717                         if ($depline) {
 718                                 $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/$type/compile += $depline\n";
 719                         }
 720                 }
 721
 722                 my $hasdeps = 0;
 723                 my %deplines;
 724                 foreach my $deps (@srcdeps) {
 725                         my $idx;
 726                         my $condition;
 727                         my $prefix = "";
 728                         my $suffix = "";
 729
 730                         if ($deps =~ /^(.+):(.+)/) {
 731                                 $condition = $1;
 732                                 $deps = $2;
 733                         }
 734                         if ($deps =~ /^(.+)(\/.+)/) {
 735                                 $deps = $1;
 736                                 $suffix = $2;
 737                         }
 738
 739                         my $pkg_dep = $package{$deps};
 740                         my @deps;
 741
 742                         if ($pkg_dep->{vdepends}) {
 743                                 @deps = @{$pkg_dep->{vdepends}};
 744                         } else {
 745                                 @deps = ($deps);
 746                         }
 747
 748                         foreach my $dep (@deps) {
 749                                 $pkg_dep = $package{$deps};
 750                                 if (defined $pkg_dep->{src}) {
 751                                         ($pkg->{src} ne $pkg_dep->{src}.$suffix) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 752                                 } elsif (defined($srcpackage{$dep})) {
 753                                         $idx = $subdir{$dep}.$dep;
 754                                 }
 755                                 $idx .= $suffix;
 756                                 undef $idx if $idx =~ /^(kernel)|(base-files)$/;
 757                                 if ($idx) {
 758                                         my $depline;
 759                                         next if $pkg->{src} eq $pkg_dep->{src}.$suffix;
 760                                         next if $dep{$condition.":".$pkg->{src}."->".$idx};
 761                                         next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
 762                                         my $depstr;
 763
 764                                         if ($pkg_dep->{vdepends}) {
 765                                                 $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
 766                                                 $dep{$pkg->{src}."->($dep)".$idx} = 1;
 767                                         } else {
 768                                                 $depstr = "\$(curdir)/$idx/compile";
 769                                                 $dep{$pkg->{src}."->".$idx} = 1;
 770                                         }
 771                                         $depline = get_conditional_dep($condition, $depstr);
 772                                         if ($depline) {
 773                                                 $deplines{$depline}++;
 774                                         }
 775                                 }
 776                         }
 777                 }
 778                 my $depline = join(" ", sort keys %deplines);
 779                 if ($depline) {
 780                         $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
 781                 }
 782         }
 783
 784         if ($line ne "") {
 785                 print "\n$line";
 786         }
 787         foreach my $preconfig (keys %preconfig) {
 788                 my $cmds;
 789                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 790                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 791                         $conf =~ tr/\.-/__/;
 792                         $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
 793                 }
 794                 next unless $cmds;
 795                 print <<EOF
 796
 797 ifndef DUMP_TARGET_DB
 798 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
 799         ( \\
 800 $cmds \\
 801         ) > \$@
 802
 803 ifneq (\$(IMAGEOPT)\$(CONFIG_IMAGEOPT),)
 804   package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 805 endif
 806 endif
 807
 808 EOF
 809         }
 810 }
 811
 812 sub gen_package_source() {
 813         parse_package_metadata($ARGV[0]) or exit 1;
 814         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 815                 my $pkg = $package{$name};
 816                 if ($pkg->{name} && $pkg->{source}) {
 817                         print "$pkg->{name}: ";
 818                         print "$pkg->{source}\n";
 819                 }
 820         }
 821 }
 822
 823 sub parse_command() {
 824         my $cmd = shift @ARGV;
 825         for ($cmd) {
 826                 /^target_config$/ and return gen_target_config();
 827                 /^package_mk$/ and return gen_package_mk();
 828                 /^package_config$/ and return gen_package_config();
 829                 /^kconfig/ and return gen_kconfig_overrides();
 830                 /^package_source$/ and return gen_package_source();
 831         }
 832         print <<EOF
 833 Available Commands:
 834         $0 target_config [file]         Target metadata in Kconfig format
 835         $0 package_mk [file]            Package metadata in makefile format
 836         $0 package_config [file]        Package metadata in Kconfig format
 837         $0 kconfig [file] [config]      Kernel config overrides
 838         $0 package_source [file]        Package source file information
 839
 840 EOF
 841 }
 842
 843 parse_command();