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