scripts/metadata.pl

   1 #!/usr/bin/perl
   2 use strict;
   3 my %preconfig;
   4 my %package;
   5 my %srcpackage;
   6 my %category;
   7
   8 sub parse_target_metadata() {
   9         my ($target, @target, $profile);
  10         while (<>) {
  11                 chomp;
  12                 /^Target:\s*((.+)-(\d+\.\d+))\s*$/ and do {
  13                         my $conf = uc $3.'_'.$2;
  14                         $conf =~ tr/\.-/__/;
  15                         $target = {
  16                                 id => $1,
  17                                 conf => $conf,
  18                                 board => $2,
  19                                 kernel => $3,
  20                                 profiles => []
  21                         };
  22                         push @target, $target;
  23                 };
  24                 /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
  25                 /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
  26                 /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
  27                 /^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
  28                 /^Target-Description:/ and do {
  29                         my $desc;
  30                         while (<>) {
  31                                 last if /^@@/;
  32                                 $desc .= $_;
  33                         }
  34                         $target->{desc} = $desc;
  35                 };
  36                 /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
  37                 /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
  38                 /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
  39                 /^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
  40                 /^Target-Profile:\s*(.+)\s*$/ and do {
  41                         $profile = {
  42                                 id => $1,
  43                                 name => $1,
  44                                 packages => []
  45                         };
  46                         push @{$target->{profiles}}, $profile;
  47                 };
  48                 /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
  49                 /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
  50                 /^Target-Profile-Description:/ and do {
  51                         my $desc;
  52                         while (<>) {
  53                                 last if /^@@/;
  54                                 $desc .= $_;
  55                         }
  56                         $profile->{desc} = $desc;
  57                 };
  58                 /^Target-Profile-Kconfig:/ and $profile->{kconfig} = 1;
  59         }
  60         foreach my $target (@target) {
  61                 @{$target->{profiles}} > 0 or $target->{profiles} = [
  62                         {
  63                                 id => 'Default',
  64                                 name => 'Default',
  65                                 packages => []
  66                         }
  67                 ];
  68         }
  69         return @target;
  70 }
  71
  72 sub parse_package_metadata() {
  73         my $pkg;
  74         my $makefile;
  75         my $preconfig;
  76         my $src;
  77         while (<>) {
  78                 chomp;
  79                 /^Source-Makefile: \s*(.+\/([^\/]+)\/Makefile)\s*$/ and do {
  80                         $makefile = $1;
  81                         $src = $2;
  82                         $srcpackage{$src} = [];
  83                         undef $pkg;
  84                 };
  85                 /^Package:\s*(.+?)\s*$/ and do {
  86                         $pkg = {};
  87                         $pkg->{src} = $src;
  88                         $pkg->{makefile} = $makefile;
  89                         $pkg->{name} = $1;
  90                         $pkg->{default} = "m if ALL";
  91                         $pkg->{depends} = [];
  92                         $pkg->{builddepends} = [];
  93                         $package{$1} = $pkg;
  94                         push @{$srcpackage{$src}}, $pkg;
  95                 };
  96                 /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
  97                 /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
  98                 /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
  99                 /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
 100                 /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
 101                 /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
 102                 /^Provides: \s*(.+)\s*$/ and do {
 103                         my @vpkg = split /\s+/, $1;
 104                         foreach my $vpkg (@vpkg) {
 105                                 $package{$vpkg} or $package{$vpkg} = { vdepends => [] };
 106                                 push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
 107                         }
 108                 };
 109                 /^Depends: \s*(.+)\s*$/ and do {
 110                         my @dep = split /\s+/, $1;
 111                         $pkg->{depends} = \@dep;
 112                 };
 113                 /^Build-Depends: \s*(.+)\s*$/ and do {
 114                         my @dep = split /\s+/, $1;
 115                         $pkg->{builddepends} = \@dep;
 116                 };
 117                 /^Category: \s*(.+)\s*$/ and do {
 118                         $pkg->{category} = $1;
 119                         defined $category{$1} or $category{$1} = {};
 120                         defined $category{$1}->{$src} or $category{$1}->{$src} = [];
 121                         push @{$category{$1}->{$src}}, $pkg;
 122                 };
 123                 /^Description: \s*(.*)\s*$/ and do {
 124                         my $desc = "\t\t$1\n\n";
 125                         my $line;
 126                         while ($line = <>) {
 127                                 last if $line =~ /^@@/;
 128                                 $desc .= "\t\t$line";
 129                         }
 130                         $pkg->{description} = $desc;
 131                 };
 132                 /^Config: \s*(.*)\s*$/ and do {
 133                         my $conf = "$1\n";
 134                         my $line;
 135                         while ($line = <>) {
 136                                 last if $line =~ /^@@/;
 137                                 $conf .= "$line";
 138                         }
 139                         $pkg->{config} = $conf;
 140                 };
 141                 /^Prereq-Check:/ and $pkg->{prereq} = 1;
 142                 /^Preconfig:\s*(.+)\s*$/ and do {
 143                         my $pkgname = $pkg->{name};
 144                         $preconfig{$pkgname} or $preconfig{$pkgname} = [];
 145                         $preconfig = {
 146                                 id => $1
 147                         };
 148                         push @{$preconfig{$pkgname}}, $preconfig;
 149                 };
 150                 /^Preconfig-Type:\s*(.*?)\s*$/ and $preconfig->{type} = $1;
 151                 /^Preconfig-Label:\s*(.*?)\s*$/ and $preconfig->{label} = $1;
 152                 /^Preconfig-Default:\s*(.*?)\s*$/ and $preconfig->{default} = $1;
 153         }
 154         return %category;
 155 }
 156
 157
 158 sub gen_target_mk() {
 159         my @target = parse_target_metadata();
 160
 161         @target = sort {
 162                 $a->{id} cmp $b->{id}
 163         } @target;
 164
 165         foreach my $target (@target) {
 166                 my ($profiles_def, $profiles_eval);
 167                 my $conf = uc $target->{kernel}.'_'.$target->{board};
 168                 $conf =~ tr/\.-/__/;
 169
 170                 foreach my $profile (@{$target->{profiles}}) {
 171                         $profiles_def .= "
 172   define Profile/$conf\_$profile->{id}
 173     ID:=$profile->{id}
 174     NAME:=$profile->{name}
 175     PACKAGES:=".join(" ", @{$profile->{packages}})."\n";
 176                         $profile->{kconfig} and $profiles_def .= "    KCONFIG:=1\n";
 177                         $profiles_def .= "  endef";
 178                         $profiles_eval .= "
 179 \$(eval \$(call AddProfile,$conf\_$profile->{id}))"
 180                 }
 181                 print "
 182 ifeq (\$(CONFIG_LINUX_$conf),y)
 183   define Target
 184     KERNEL:=$target->{kernel}
 185     BOARD:=$target->{board}
 186     BOARDNAME:=$target->{name}
 187     LINUX_VERSION:=$target->{version}
 188     LINUX_RELEASE:=$target->{release}
 189     LINUX_KARCH:=$target->{karch}
 190     DEFAULT_PACKAGES:=".join(" ", @{$target->{packages}})."
 191   endef$profiles_def
 192 endif$profiles_eval
 193
 194 "
 195         }
 196         print "\$(eval \$(call Target))\n";
 197 }
 198
 199 sub target_config_features(@) {
 200         my $ret;
 201
 202         while ($_ = shift @_) {
 203                 /broken/ and $ret .= "\tdepends BROKEN\n";
 204                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
 205                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
 206                 /atm/ and $ret .= "\tselect ATM_SUPPORT\n";
 207                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
 208                 /video/ and $ret .= "\tselect VIDEO_SUPPORT\n";
 209                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
 210                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
 211                 /ext2/ and $ret .= "\tselect USES_EXT2\n";
 212         }
 213         return $ret;
 214 }
 215
 216
 217 sub gen_target_config() {
 218         my @target = parse_target_metadata();
 219
 220         @target = sort {
 221                 $a->{name} cmp $b->{name}
 222         } @target;
 223
 224
 225         print <<EOF;
 226 choice
 227         prompt "Target System"
 228         default LINUX_2_4_BRCM
 229         reset if !DEVEL
 230
 231 EOF
 232
 233         foreach my $target (@target) {
 234                 my $features = target_config_features(@{$target->{features}});
 235                 my $help = $target->{desc};
 236                 my $kernel = $target->{kernel};
 237                 $kernel =~ tr/./_/;
 238
 239                 chomp $features;
 240                 $features .= "\n";
 241                 if ($help =~ /\w+/) {
 242                         $help =~ s/^\s*/\t  /mg;
 243                         $help = "\thelp\n$help";
 244                 } else {
 245                         undef $help;
 246                 }
 247
 248                 print <<EOF
 249 config LINUX_$target->{conf}
 250         bool "$target->{name}"
 251         select $target->{arch}
 252         select LINUX_$kernel
 253 $features$help
 254
 255 EOF
 256         }
 257
 258         print <<EOF;
 259 if DEVEL
 260
 261 config LINUX_2_6_ARM
 262         bool "UNSUPPORTED little-endian arm platform"
 263         depends BROKEN
 264         select LINUX_2_6
 265         select arm
 266
 267 config LINUX_2_6_CRIS
 268         bool "UNSUPPORTED cris platform"
 269         depends BROKEN
 270         select LINUX_2_6
 271         select cris
 272
 273 config LINUX_2_6_M68K
 274         bool "UNSUPPORTED m68k platform"
 275         depends BROKEN
 276         select LINUX_2_6
 277         select m68k
 278
 279 config LINUX_2_6_SH3
 280         bool "UNSUPPORTED little-endian sh3 platform"
 281         depends BROKEN
 282         select LINUX_2_6
 283         select sh3
 284
 285 config LINUX_2_6_SH3EB
 286         bool "UNSUPPORTED big-endian sh3 platform"
 287         depends BROKEN
 288         select LINUX_2_6
 289         select sh3eb
 290
 291 config LINUX_2_6_SH4
 292         bool "UNSUPPORTED little-endian sh4 platform"
 293         depends BROKEN
 294         select LINUX_2_6
 295         select sh4
 296
 297 config LINUX_2_6_SH4EB
 298         bool "UNSUPPORTED big-endian sh4 platform"
 299         depends BROKEN
 300         select LINUX_2_6
 301         select sh4eb
 302
 303 config LINUX_2_6_SPARC
 304         bool "UNSUPPORTED sparc platform"
 305         depends BROKEN
 306         select LINUX_2_6
 307         select sparc
 308
 309 endif
 310
 311 endchoice
 312
 313 choice
 314         prompt "Target Profile"
 315
 316 EOF
 317
 318         foreach my $target (@target) {
 319                 my $profiles = $target->{profiles};
 320
 321                 foreach my $profile (@$profiles) {
 322                         print <<EOF;
 323 config LINUX_$target->{conf}_$profile->{id}
 324         bool "$profile->{name}"
 325         depends LINUX_$target->{conf}
 326 EOF
 327                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
 328                         my %pkgs;
 329                         foreach my $pkg (@{$target->{packages}}, @{$profile->{packages}}) {
 330                                 $pkgs{$pkg} = 1;
 331                         }
 332                         foreach my $pkg (keys %pkgs) {
 333                                 print "\tselect DEFAULT_$pkg\n" unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
 334                         }
 335                         print "\n";
 336                 }
 337         }
 338
 339         print "endchoice\n";
 340 }
 341
 342 sub find_package_dep($$) {
 343         my $pkg = shift;
 344         my $name = shift;
 345         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 346
 347         return 0 unless defined $deps;
 348         foreach my $dep (@{$deps}) {
 349                 return 1 if $dep eq $name;
 350                 return 1 if ($package{$dep} and (find_package_dep($package{$dep},$name) == 1));
 351         }
 352         return 0;
 353 }
 354
 355 sub package_depends($$) {
 356         my $a = shift;
 357         my $b = shift;
 358         my $ret;
 359
 360         return 0 if ($a->{submenu} ne $b->{submenu});
 361         if (find_package_dep($a, $b->{name}) == 1) {
 362                 $ret = 1;
 363         } elsif (find_package_dep($b, $a->{name}) == 1) {
 364                 $ret = -1;
 365         } else {
 366                 return 0;
 367         }
 368         return $ret;
 369 }
 370
 371 sub mconf_depends($$) {
 372         my $depends = shift;
 373         my $only_dep = shift;
 374         my $res;
 375
 376         $depends or return;
 377         my @depends = @$depends;
 378         foreach my $depend (@depends) {
 379                 my $m = "depends";
 380                 $depend =~ s/^([@\+]+)//;
 381                 my $flags = $1;
 382                 my $vdep;
 383
 384                 if ($vdep = $package{$depend}->{vdepends}) {
 385                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 386                 } else {
 387                         $flags =~ /\+/ and do {
 388                                 next if $only_dep;
 389                                 $m = "select";
 390
 391                                 # Menuconfig will not treat 'select FOO' as a real dependency
 392                                 # thus if FOO depends on other config options, these dependencies
 393                                 # will not be checked. To fix this, we simply emit all of FOO's
 394                                 # depends here as well.
 395                                 $package{$depend} and $res .= mconf_depends($package{$depend}->{depends}, 1);
 396                         };
 397                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 398                 }
 399                 $res .= "\t\t$m $depend\n";
 400         }
 401         return $res;
 402 }
 403
 404 sub print_package_config_category($) {
 405         my $cat = shift;
 406         my %menus;
 407         my %menu_dep;
 408
 409         return unless $category{$cat};
 410
 411         print "menu \"$cat\"\n\n";
 412         my %spkg = %{$category{$cat}};
 413
 414         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 415                 foreach my $pkg (@{$spkg{$spkg}}) {
 416                         my $menu = $pkg->{submenu};
 417                         if ($menu) {
 418                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 419                         } else {
 420                                 $menu = 'undef';
 421                         }
 422                         $menus{$menu} or $menus{$menu} = [];
 423                         push @{$menus{$menu}}, $pkg;
 424                         print "\tconfig DEFAULT_".$pkg->{name}."\n";
 425                         print "\t\tbool\n\n";
 426                 }
 427         }
 428         my @menus = sort {
 429                 ($a eq 'undef' ?  1 : 0) or
 430                 ($b eq 'undef' ? -1 : 0) or
 431                 ($a cmp $b)
 432         } keys %menus;
 433
 434         foreach my $menu (@menus) {
 435                 my @pkgs = sort {
 436                         package_depends($a, $b) or
 437                         ($a->{name} cmp $b->{name})
 438                 } @{$menus{$menu}};
 439                 if ($menu ne 'undef') {
 440                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 441                         print "menu \"$menu\"\n";
 442                 }
 443                 foreach my $pkg (@pkgs) {
 444                         my $title = $pkg->{name};
 445                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 446                         if ($c > 0) {
 447                                 $title .= ("." x $c). " ". $pkg->{title};
 448                         }
 449                         print "\t";
 450                         $pkg->{menu} and print "menu";
 451                         print "config PACKAGE_".$pkg->{name}."\n";
 452                         print "\t\ttristate \"$title\"\n";
 453                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 454                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 455                                 print "\t\tdefault $default\n";
 456                         }
 457                         print mconf_depends($pkg->{depends}, 0);
 458                         print "\t\thelp\n";
 459                         print $pkg->{description};
 460                         print "\n";
 461
 462                         $pkg->{config} and print $pkg->{config}."\n";
 463                 }
 464                 if ($menu ne 'undef') {
 465                         print "endmenu\n";
 466                         $menu_dep{$menu} and print "endif\n";
 467                 }
 468         }
 469         print "endmenu\n\n";
 470
 471         undef $category{$cat};
 472 }
 473
 474 sub gen_package_config() {
 475         parse_package_metadata();
 476         print "menu \"Image configuration\"\n";
 477         foreach my $preconfig (keys %preconfig) {
 478                 print "\tcomment \"$preconfig\"\n";
 479                 foreach my $cfg (@{$preconfig{$preconfig}}) {
 480                         my $conf = $cfg->{id};
 481                         $conf =~ tr/\.-/__/;
 482                         print <<EOF
 483         config UCI_PRECONFIG_$conf
 484                 string "$cfg->{label}"
 485                 depends PACKAGE_$preconfig
 486                 default "$cfg->{default}"
 487
 488 EOF
 489                 }
 490         }
 491         print "endmenu\n\n";
 492         print_package_config_category 'Base system';
 493         foreach my $cat (keys %category) {
 494                 print_package_config_category $cat;
 495         }
 496 }
 497
 498 sub gen_package_mk() {
 499         my %conf;
 500         my %dep;
 501         my $line;
 502
 503         parse_package_metadata();
 504         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 505                 my $config;
 506                 my $pkg = $package{$name};
 507
 508                 next if defined $pkg->{vdepends};
 509                 if ($ENV{SDK}) {
 510                         $conf{$pkg->{src}} or do {
 511                                 $config = 'm';
 512                                 $conf{$pkg->{src}} = 1;
 513                         };
 514                 } else {
 515                         $config = "\$(CONFIG_PACKAGE_$name)"
 516                 }
 517                 if ($config) {
 518                         print "package-$config += $pkg->{src}\n";
 519                         $pkg->{prereq} and print "prereq-$config += $pkg->{src}\n";
 520                 }
 521
 522                 my $hasdeps = 0;
 523                 my $depline = "";
 524                 foreach my $dep (@{$pkg->{depends}}, @{$pkg->{builddepends}}) {
 525                         next if $dep =~ /@/;
 526                         $dep =~ s/\+//;
 527                         my $idx;
 528                         my $pkg_dep = $package{$dep};
 529                         $pkg_dep or $pkg_dep = $srcpackage{$dep}->[0];
 530                         next unless defined $pkg_dep;
 531                         next if defined $pkg_dep->{vdepends};
 532
 533                         if (defined $pkg_dep->{src}) {
 534                                 ($pkg->{src} ne $pkg_dep->{src}) and $idx = $pkg_dep->{src};
 535                         } elsif (defined($pkg_dep) && !defined($ENV{SDK})) {
 536                                 $idx = $dep;
 537                         }
 538                         undef $idx if $idx =~ /^(kernel)|(base-files)$/;
 539                         if ($idx) {
 540                                 next if $dep{$pkg->{src}."->".$idx};
 541                                 $depline .= " $idx\-compile";
 542                                 $dep{$pkg->{src}."->".$idx} = 1;
 543                         }
 544                 }
 545                 if ($depline) {
 546                         $line .= "$pkg->{src}-compile: $depline\n";
 547                 }
 548         }
 549
 550         if ($line ne "") {
 551                 print "\n$line";
 552         }
 553         foreach my $preconfig (keys %preconfig) {
 554                 my $cmds;
 555                 foreach my $cfg (@{$preconfig{$preconfig}}) {
 556                         my $conf = $cfg->{id};
 557                         $conf =~ tr/\.-/__/;
 558                         $cmds .= "\techo \"uci set '$cfg->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
 559                 }
 560                 next unless $cmds;
 561                 print <<EOF
 562
 563 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
 564         ( \\
 565 $cmds \\
 566         ) > \$@
 567
 568 preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 569 EOF
 570         }
 571 }
 572
 573
 574 sub parse_command() {
 575         my $cmd = shift @ARGV;
 576         for ($cmd) {
 577                 /^target_mk$/ and return gen_target_mk();
 578                 /^target_config$/ and return gen_target_config();
 579                 /^package_mk$/ and return gen_package_mk();
 580                 /^package_config$/ and return gen_package_config();
 581         }
 582         print <<EOF
 583 Available Commands:
 584         $0 target_mk [file]             Target metadata in makefile format
 585         $0 target_config [file]         Target metadata in Kconfig format
 586         $0 package_mk [file]            Package metadata in makefile format
 587         $0 package_config [file]        Package metadata in Kconfig format
 588 EOF
 589 }
 590
 591 parse_command();