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 $target->{desc} = get_multiline(*FILE);
  55                 /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
  56                 /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
  57                 /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
  58                 /^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
  59                 /^Target-Profile:\s*(.+)\s*$/ and do {
  60                         $profile = {
  61                                 id => $1,
  62                                 name => $1,
  63                                 packages => []
  64                         };
  65                         push @{$target->{profiles}}, $profile;
  66                 };
  67                 /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
  68                 /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
  69                 /^Target-Profile-Description:\s*(.*)\s*/ and $profile->{desc} = get_multiline(*FILE);
  70                 /^Target-Profile-Config:/ and $profile->{config} = get_multiline(*FILE, "\t");
  71                 /^Target-Profile-Kconfig:/ and $profile->{kconfig} = 1;
  72         }
  73         close FILE;
  74         foreach my $target (@target) {
  75                 next if @{$target->{subtargets}} > 0;
  76                 @{$target->{profiles}} > 0 or $target->{profiles} = [
  77                         {
  78                                 id => 'Default',
  79                                 name => 'Default',
  80                                 packages => []
  81                         }
  82                 ];
  83         }
  84         return @target;
  85 }
  86
  87 sub gen_kconfig_overrides() {
  88         my %config;
  89         my %kconfig;
  90         my $package;
  91         my $pkginfo = shift @ARGV;
  92         my $cfgfile = shift @ARGV;
  93
  94         # parameter 2: build system config
  95         open FILE, "<$cfgfile" or return;
  96         while (<FILE>) {
  97                 /^(CONFIG_.+?)=(.+)$/ and $config{$1} = 1;
  98         }
  99         close FILE;
 100
 101         # parameter 1: package metadata
 102         open FILE, "<$pkginfo" or return;
 103         while (<FILE>) {
 104                 /^Package:\s*(.+?)\s*$/ and $package = $1;
 105                 /^Kernel-Config:\s*(.+?)\s*$/ and do {
 106                         my @config = split /\s+/, $1;
 107                         foreach my $config (@config) {
 108                                 my $val = 'm';
 109                                 my $override;
 110                                 if ($config =~ /^(.+?)=(.+)$/) {
 111                                         $config = $1;
 112                                         $override = 1;
 113                                         $val = $2;
 114                                 }
 115                                 if ($config{"CONFIG_PACKAGE_$package"} and ($config ne 'n')) {
 116                                         $kconfig{$config} = $val;
 117                                 } elsif (!$override) {
 118                                         $kconfig{$config} or $kconfig{$config} = 'n';
 119                                 }
 120                         }
 121                 };
 122         };
 123         close FILE;
 124
 125         foreach my $kconfig (sort keys %kconfig) {
 126                 if ($kconfig{$kconfig} eq 'n') {
 127                         print "# $kconfig is not set\n";
 128                 } else {
 129                         print "$kconfig=$kconfig{$kconfig}\n";
 130                 }
 131         }
 132 }
 133
 134 sub merge_package_lists($$) {
 135         my $list1 = shift;
 136         my $list2 = shift;
 137         my @l = ();
 138         my %pkgs;
 139
 140         foreach my $pkg (@$list1, @$list2) {
 141                 $pkgs{$pkg} = 1;
 142         }
 143         foreach my $pkg (keys %pkgs) {
 144                 push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
 145         }
 146         return sort(@l);
 147 }
 148
 149 sub target_config_features(@) {
 150         my $ret;
 151
 152         while ($_ = shift @_) {
 153                 /broken/ and $ret .= "\tdepends BROKEN\n";
 154                 /display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
 155                 /gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
 156                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
 157                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
 158                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
 159                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
 160                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
 161                 /ext2/ and $ret .= "\tselect USES_EXT2\n";
 162                 /tgz/ and $ret .= "\tselect USES_TGZ\n";
 163                 /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
 164                 /fpu/ and $ret .= "\tselect HAS_FPU\n";
 165         }
 166         return $ret;
 167 }
 168
 169 sub target_name($) {
 170         my $target = shift;
 171         my $parent = $target->{parent};
 172         if ($parent) {
 173                 return $target->{parent}->{name}." - ".$target->{name};
 174         } else {
 175                 return $target->{name};
 176         }
 177 }
 178
 179 sub kver($) {
 180         my $v = shift;
 181         $v =~ tr/\./_/;
 182         $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
 183         return $v;
 184 }
 185
 186 sub print_target($) {
 187         my $target = shift;
 188         my $features = target_config_features(@{$target->{features}});
 189         my $help = $target->{desc};
 190         my $kernel = $target->{kernel};
 191         my $confstr;
 192         $kernel =~ tr/./_/;
 193
 194         chomp $features;
 195         $features .= "\n";
 196         if ($help =~ /\w+/) {
 197                 $help =~ s/^\s*/\t  /mg;
 198                 $help = "\thelp\n$help";
 199         } else {
 200                 undef $help;
 201         }
 202
 203         my $v = kver($target->{version});
 204         if (@{$target->{subtargets}} == 0) {
 205         $confstr = <<EOF;
 206 config TARGET_$target->{conf}
 207         bool "$target->{name}"
 208         select LINUX_$kernel
 209         select LINUX_$v
 210 EOF
 211         }
 212         else {
 213                 $confstr = <<EOF;
 214 config TARGET_$target->{conf}
 215         bool "$target->{name}"
 216 EOF
 217         }
 218         if ($target->{subtarget}) {
 219                 $confstr .= "\tdepends TARGET_$target->{boardconf}\n";
 220         }
 221         if (@{$target->{subtargets}} > 0) {
 222                 $confstr .= "\tselect HAS_SUBTARGETS\n";
 223         } else {
 224                 $confstr .= "\tselect $target->{arch}\n";
 225                 foreach my $dep (@{$target->{depends}}) {
 226                         my $mode = "depends";
 227                         my $flags;
 228                         my $name;
 229
 230                         $dep =~ /^([@\+\-]+)(.+)$/;
 231                         $flags = $1;
 232                         $name = $2;
 233
 234                         next if $name =~ /:/;
 235                         $flags =~ /-/ and $mode = "deselect";
 236                         $flags =~ /\+/ and $mode = "select";
 237                         $flags =~ /@/ and $confstr .= "\t$mode $name\n";
 238                 }
 239                 $confstr .= $features;
 240         }
 241
 242         $confstr .= "$help\n\n";
 243         print $confstr;
 244 }
 245
 246 sub gen_target_config() {
 247         my @target = parse_target_metadata();
 248         my %defaults;
 249
 250         my @target_sort = sort {
 251                 target_name($a) cmp target_name($b);
 252         } @target;
 253
 254
 255         print <<EOF;
 256 choice
 257         prompt "Target System"
 258         default TARGET_brcm_2_4
 259         reset if !DEVEL
 260
 261 EOF
 262
 263         foreach my $target (@target_sort) {
 264                 next if $target->{subtarget};
 265                 print_target($target);
 266         }
 267
 268         print <<EOF;
 269 endchoice
 270
 271 choice
 272         prompt "Subtarget" if HAS_SUBTARGETS
 273
 274 EOF
 275         foreach my $target (@target) {
 276                 next unless $target->{subtarget};
 277                 print_target($target);
 278         }
 279
 280 print <<EOF;
 281 endchoice
 282
 283 choice
 284         prompt "Target Profile"
 285
 286 EOF
 287
 288         foreach my $target (@target) {
 289                 my $profiles = $target->{profiles};
 290
 291                 foreach my $profile (@$profiles) {
 292                         print <<EOF;
 293 config TARGET_$target->{conf}_$profile->{id}
 294         bool "$profile->{name}"
 295         depends TARGET_$target->{conf}
 296 $profile->{config}
 297 EOF
 298                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
 299                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 300                         foreach my $pkg (@pkglist) {
 301                                 print "\tselect DEFAULT_$pkg\n";
 302                                 $defaults{$pkg} = 1;
 303                         }
 304                         my $help = $profile->{desc};
 305                         if ($help =~ /\w+/) {
 306                                 $help =~ s/^\s*/\t  /mg;
 307                                 $help = "\thelp\n$help";
 308                         } else {
 309                                 undef $help;
 310                         }
 311                         print "$help\n";
 312                 }
 313         }
 314
 315         print <<EOF;
 316 endchoice
 317
 318 config HAS_SUBTARGETS
 319         bool
 320
 321 config TARGET_BOARD
 322         string
 323
 324 EOF
 325         foreach my $target (@target) {
 326                 $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
 327         }
 328
 329         my %kver;
 330         foreach my $target (@target) {
 331                 my $v = kver($target->{version});
 332                 next if $kver{$v};
 333                 $kver{$v} = 1;
 334                 print <<EOF;
 335 config LINUX_$v
 336         bool
 337 EOF
 338         }
 339         foreach my $def (sort keys %defaults) {
 340                 print "\tconfig DEFAULT_".$def."\n";
 341                 print "\t\tbool\n\n";
 342         }
 343 }
 344
 345 my %dep_check;
 346 sub __find_package_dep($$) {
 347         my $pkg = shift;
 348         my $name = shift;
 349         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 350
 351         return 0 unless defined $deps;
 352         foreach my $dep (@{$deps}) {
 353                 next if $dep_check{$dep};
 354                 $dep_check{$dep} = 1;
 355                 return 1 if $dep eq $name;
 356                 return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
 357         }
 358         return 0;
 359 }
 360
 361 # wrapper to avoid infinite recursion
 362 sub find_package_dep($$) {
 363         my $pkg = shift;
 364         my $name = shift;
 365
 366         %dep_check = ();
 367         return __find_package_dep($pkg, $name);
 368 }
 369
 370 sub package_depends($$) {
 371         my $a = shift;
 372         my $b = shift;
 373         my $ret;
 374
 375         return 0 if ($a->{submenu} ne $b->{submenu});
 376         if (find_package_dep($a, $b->{name}) == 1) {
 377                 $ret = 1;
 378         } elsif (find_package_dep($b, $a->{name}) == 1) {
 379                 $ret = -1;
 380         } else {
 381                 return 0;
 382         }
 383         return $ret;
 384 }
 385
 386 sub mconf_depends {
 387         my $pkgname = shift;
 388         my $depends = shift;
 389         my $only_dep = shift;
 390         my $res;
 391         my $dep = shift;
 392         my $seen = shift;
 393         my $parent_condition = shift;
 394         $dep or $dep = {};
 395         $seen or $seen = {};
 396
 397         $depends or return;
 398         my @depends = @$depends;
 399         foreach my $depend (@depends) {
 400                 my $m = "depends";
 401                 $depend =~ s/^([@\+]+)//;
 402                 my $flags = $1;
 403                 my $vdep;
 404                 my $condition;
 405
 406                 if ($depend =~ /^(.+):(.+)$/) {
 407                         if ($1 ne "PACKAGE_$pkgname") {
 408                                 if ($parent_condition) {
 409                                         $condition = "$parent_condition && $1";
 410                                 } else {
 411                                         $condition = $1;
 412                                 }
 413                         }
 414                         $depend = $2;
 415                 }
 416                 next if $seen->{$depend};
 417                 next if $package{$depend} and $package{$depend}->{buildonly};
 418                 $seen->{$depend} = 1;
 419                 if ($vdep = $package{$depend}->{vdepends}) {
 420                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 421                 } else {
 422                         $flags =~ /\+/ and do {
 423                                 # Menuconfig will not treat 'select FOO' as a real dependency
 424                                 # thus if FOO depends on other config options, these dependencies
 425                                 # will not be checked. To fix this, we simply emit all of FOO's
 426                                 # depends here as well.
 427                                 $package{$depend} and mconf_depends($pkgname, $package{$depend}->{depends}, 1, $dep, $seen, $condition);
 428
 429                                 $m = "select";
 430                                 next if $only_dep;
 431                         };
 432                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 433                         if ($condition) {
 434                                 if ($m =~ /select/) {
 435                                         $depend = "$depend if $condition";
 436                                 } else {
 437                                         $depend = "!($condition) || $depend";
 438                                 }
 439                         }
 440                 }
 441                 $dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
 442         }
 443         foreach my $depend (keys %$dep) {
 444                 my $m = $dep->{$depend};
 445                 $res .= "\t\t$m $depend\n";
 446         }
 447         return $res;
 448 }
 449
 450 sub print_package_config_category($) {
 451         my $cat = shift;
 452         my %menus;
 453         my %menu_dep;
 454
 455         return unless $category{$cat};
 456
 457         print "menu \"$cat\"\n\n";
 458         my %spkg = %{$category{$cat}};
 459
 460         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 461                 foreach my $pkg (@{$spkg{$spkg}}) {
 462                         next if $pkg->{buildonly};
 463                         my $menu = $pkg->{submenu};
 464                         if ($menu) {
 465                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 466                         } else {
 467                                 $menu = 'undef';
 468                         }
 469                         $menus{$menu} or $menus{$menu} = [];
 470                         push @{$menus{$menu}}, $pkg;
 471                 }
 472         }
 473         my @menus = sort {
 474                 ($a eq 'undef' ?  1 : 0) or
 475                 ($b eq 'undef' ? -1 : 0) or
 476                 ($a cmp $b)
 477         } keys %menus;
 478
 479         foreach my $menu (@menus) {
 480                 my @pkgs = sort {
 481                         package_depends($a, $b) or
 482                         ($a->{name} cmp $b->{name})
 483                 } @{$menus{$menu}};
 484                 if ($menu ne 'undef') {
 485                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 486                         print "menu \"$menu\"\n";
 487                 }
 488                 foreach my $pkg (@pkgs) {
 489                         my $title = $pkg->{name};
 490                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 491                         if ($c > 0) {
 492                                 $title .= ("." x $c). " ". $pkg->{title};
 493                         }
 494                         print "\t";
 495                         $pkg->{menu} and print "menu";
 496                         print "config PACKAGE_".$pkg->{name}."\n";
 497                         print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." \"$title\"\n";
 498                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 499                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 500                                 print "\t\tdefault $default\n";
 501                         }
 502                         print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
 503                         print "\t\thelp\n";
 504                         print $pkg->{description};
 505                         print "\n";
 506
 507                         $pkg->{config} and print $pkg->{config}."\n";
 508                 }
 509                 if ($menu ne 'undef') {
 510                         print "endmenu\n";
 511                         $menu_dep{$menu} and print "endif\n";
 512                 }
 513         }
 514         print "endmenu\n\n";
 515
 516         undef $category{$cat};
 517 }
 518
 519 sub gen_package_config() {
 520         parse_package_metadata($ARGV[0]) or exit 1;
 521         print "menuconfig UCI_PRECONFIG\n\tbool \"Image configuration\"\n" if %preconfig;
 522         foreach my $preconfig (keys %preconfig) {
 523                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 524                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 525                         $conf =~ tr/\.-/__/;
 526                         print <<EOF
 527         config UCI_PRECONFIG_$conf
 528                 string "$preconfig{$preconfig}->{$cfg}->{label}" if UCI_PRECONFIG
 529                 depends PACKAGE_$preconfig
 530                 default "$preconfig{$preconfig}->{$cfg}->{default}"
 531
 532 EOF
 533                 }
 534         }
 535         print_package_config_category 'Base system';
 536         foreach my $cat (keys %category) {
 537                 print_package_config_category $cat;
 538         }
 539 }
 540
 541 sub gen_package_mk() {
 542         my %conf;
 543         my %dep;
 544         my %done;
 545         my $line;
 546
 547         parse_package_metadata($ARGV[0]) or exit 1;
 548         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 549                 my $config;
 550                 my $pkg = $package{$name};
 551                 my @srcdeps;
 552
 553                 next if defined $pkg->{vdepends};
 554
 555                 if ($ENV{SDK}) {
 556                         $conf{$pkg->{src}} or do {
 557                                 $config = 'm';
 558                                 $conf{$pkg->{src}} = 1;
 559                         };
 560                 } else {
 561                         $config = "\$(CONFIG_PACKAGE_$name)"
 562                 }
 563                 if ($config) {
 564                         $pkg->{buildonly} and $config = "";
 565                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
 566                         $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
 567                 }
 568
 569                 next if $done{$pkg->{src}};
 570                 $done{$pkg->{src}} = 1;
 571
 572                 foreach my $spkg (@{$srcpackage{$pkg->{src}}}) {
 573                         foreach my $dep (@{$spkg->{depends}}, @{$spkg->{builddepends}}) {
 574                                 $dep =~ /@/ or do {
 575                                         $dep =~ s/\+//g;
 576                                         push @srcdeps, $dep;
 577                                 };
 578                         }
 579                 }
 580
 581                 my $hasdeps = 0;
 582                 my %deplines;
 583                 foreach my $deps (@srcdeps) {
 584                         my $idx;
 585                         my $condition;
 586
 587                         if ($deps =~ /^(.+):(.+)/) {
 588                                 $condition = $1;
 589                                 $deps = $2;
 590                         }
 591
 592                         my $pkg_dep = $package{$deps};
 593                         my @deps;
 594
 595                         if ($pkg_dep->{vdepends}) {
 596                                 @deps = @{$pkg_dep->{vdepends}};
 597                         } else {
 598                                 @deps = ($deps);
 599                         }
 600
 601                         foreach my $dep (@deps) {
 602                                 $pkg_dep = $package{$deps};
 603                                 if (defined $pkg_dep->{src}) {
 604                                         ($pkg->{src} ne $pkg_dep->{src}) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 605                                 } elsif (defined($srcpackage{$dep})) {
 606                                         $idx = $subdir{$dep}.$dep;
 607                                 }
 608                                 undef $idx if $idx =~ /^(kernel)|(base-files)$/;
 609                                 if ($idx) {
 610                                         my $depline;
 611                                         next if $pkg->{src} eq $pkg_dep->{src};
 612                                         next if $dep{$pkg->{src}."->".$idx};
 613                                         next if $dep{$pkg->{src}."->($dep)".$idx} and $pkg_dep->{vdepends};
 614                                         my $depstr;
 615
 616                                         if ($pkg_dep->{vdepends}) {
 617                                                 $depstr = "\$(if \$(CONFIG_PACKAGE_$dep),\$(curdir)/$idx/compile)";
 618                                                 $dep{$pkg->{src}."->($dep)".$idx} = 1;
 619                                         } else {
 620                                                 $depstr = "\$(curdir)/$idx/compile";
 621                                                 $dep{$pkg->{src}."->".$idx} = 1;
 622                                         }
 623                                         if ($condition) {
 624                                                 if ($condition =~ /^!(.+)/) {
 625                                                         $depline = "\$(if \$(CONFIG_$1),,$depstr)";
 626                                                 } else {
 627                                                         $depline = "\$(if \$(CONFIG_$condition),$depstr)";
 628                                                 }
 629                                         } else {
 630                                                 $depline = $depstr;
 631                                         }
 632                                         if ($depline) {
 633                                                 $deplines{$idx.$dep} = $depline;
 634                                         }
 635                                 }
 636                         }
 637                 }
 638                 my $depline = join(" ", values %deplines);
 639                 if ($depline) {
 640                         $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
 641                 }
 642         }
 643
 644         if ($line ne "") {
 645                 print "\n$line";
 646         }
 647         foreach my $preconfig (keys %preconfig) {
 648                 my $cmds;
 649                 foreach my $cfg (keys %{$preconfig{$preconfig}}) {
 650                         my $conf = $preconfig{$preconfig}->{$cfg}->{id};
 651                         $conf =~ tr/\.-/__/;
 652                         $cmds .= "\techo \"uci set '$preconfig{$preconfig}->{$cfg}->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
 653                 }
 654                 next unless $cmds;
 655                 print <<EOF
 656
 657 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
 658         ( \\
 659 $cmds \\
 660         ) > \$@
 661
 662 ifneq (\$(UCI_PRECONFIG)\$(CONFIG_UCI_PRECONFIG),)
 663   package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 664 endif
 665 EOF
 666         }
 667 }
 668
 669 sub gen_package_source() {
 670         parse_package_metadata($ARGV[0]) or exit 1;
 671         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 672                 my $pkg = $package{$name};
 673                 if ($pkg->{name} && $pkg->{source}) {
 674                         print "$pkg->{name}: ";
 675                         print "$pkg->{source}\n";
 676                 }
 677         }
 678 }
 679
 680 sub parse_command() {
 681         my $cmd = shift @ARGV;
 682         for ($cmd) {
 683                 /^target_config$/ and return gen_target_config();
 684                 /^package_mk$/ and return gen_package_mk();
 685                 /^package_config$/ and return gen_package_config();
 686                 /^kconfig/ and return gen_kconfig_overrides();
 687                 /^package_source$/ and return gen_package_source();
 688         }
 689         print <<EOF
 690 Available Commands:
 691         $0 target_config [file]         Target metadata in Kconfig format
 692         $0 package_mk [file]            Package metadata in makefile format
 693         $0 package_config [file]        Package metadata in Kconfig format
 694         $0 kconfig [file] [config]      Kernel config overrides
 695         $0 package_source [file]        Package source file information
 696
 697 EOF
 698 }
 699
 700 parse_command();