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 $subdir;
  76         my $src;
  77         while (<>) {
  78                 chomp;
  79                 /^Source-Makefile: \s*((.+\/)([^\/]+)\/Makefile)\s*$/ and do {
  80                         $makefile = $1;
  81                         $subdir = $2;
  82                         $src = $3;
  83                         $subdir =~ s/^package\///;
  84                         $srcpackage{$src} = [];
  85                         undef $pkg;
  86                 };
  87                 /^Package:\s*(.+?)\s*$/ and do {
  88                         $pkg = {};
  89                         $pkg->{src} = $src;
  90                         $pkg->{makefile} = $makefile;
  91                         $pkg->{name} = $1;
  92                         $pkg->{default} = "m if ALL";
  93                         $pkg->{depends} = [];
  94                         $pkg->{builddepends} = [];
  95                         $pkg->{subdir} = $subdir;
  96                         $package{$1} = $pkg;
  97                         push @{$srcpackage{$src}}, $pkg;
  98                 };
  99                 /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
 100                 /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
 101                 /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
 102                 /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
 103                 /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
 104                 /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
 105                 /^Provides: \s*(.+)\s*$/ and do {
 106                         my @vpkg = split /\s+/, $1;
 107                         foreach my $vpkg (@vpkg) {
 108                                 $package{$vpkg} or $package{$vpkg} = { vdepends => [] };
 109                                 push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
 110                         }
 111                 };
 112                 /^Depends: \s*(.+)\s*$/ and $pkg->{depends} = [ split /\s+/, $1 ];
 113                 /^Build-Depends: \s*(.+)\s*$/ and $pkg->{builddepends} = [ split /\s+/, $1 ];
 114                 /^Category: \s*(.+)\s*$/ and do {
 115                         $pkg->{category} = $1;
 116                         defined $category{$1} or $category{$1} = {};
 117                         defined $category{$1}->{$src} or $category{$1}->{$src} = [];
 118                         push @{$category{$1}->{$src}}, $pkg;
 119                 };
 120                 /^Description: \s*(.*)\s*$/ and $pkg->{description} = "\t\t $1\n". get_multiline("\t\t ");
 121                 /^Config: \s*(.*)\s*$/ and $pkg->{config} = "$1\n".get_multiline();
 122                 /^Prereq-Check:/ and $pkg->{prereq} = 1;
 123                 /^Preconfig:\s*(.+)\s*$/ and do {
 124                         my $pkgname = $pkg->{name};
 125                         $preconfig{$pkgname} or $preconfig{$pkgname} = [];
 126                         $preconfig = {
 127                                 id => $1
 128                         };
 129                         push @{$preconfig{$pkgname}}, $preconfig;
 130                 };
 131                 /^Preconfig-Type:\s*(.*?)\s*$/ and $preconfig->{type} = $1;
 132                 /^Preconfig-Label:\s*(.*?)\s*$/ and $preconfig->{label} = $1;
 133                 /^Preconfig-Default:\s*(.*?)\s*$/ and $preconfig->{default} = $1;
 134         }
 135         return %category;
 136 }
 137
 138 sub merge_package_lists($$) {
 139         my $list1 = shift;
 140         my $list2 = shift;
 141         my @l = ();
 142         my %pkgs;
 143
 144         foreach my $pkg (@$list1, @$list2) {
 145                 $pkgs{$pkg} = 1;
 146         }
 147         foreach my $pkg (keys %pkgs) {
 148                 push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
 149         }
 150         return sort(@l);
 151 }
 152
 153 sub gen_target_mk() {
 154         my @target = parse_target_metadata();
 155
 156         @target = sort {
 157                 $a->{id} cmp $b->{id}
 158         } @target;
 159
 160         foreach my $target (@target) {
 161                 my ($profiles_def, $profiles_eval);
 162                 my $conf = uc $target->{kernel}.'_'.$target->{board};
 163                 $conf =~ tr/\.-/__/;
 164
 165                 foreach my $profile (@{$target->{profiles}}) {
 166                         $profiles_def .= "
 167   define Profile/$conf\_$profile->{id}
 168     ID:=$profile->{id}
 169     NAME:=$profile->{name}
 170     PACKAGES:=".join(" ", merge_package_lists($target->{packages}, $profile->{packages}))."\n";
 171                         $profile->{kconfig} and $profiles_def .= "    KCONFIG:=1\n";
 172                         $profiles_def .= "  endef";
 173                         $profiles_eval .= "
 174 \$(eval \$(call AddProfile,$conf\_$profile->{id}))"
 175                 }
 176                 print "
 177 ifeq (\$(CONFIG_LINUX_$conf),y)
 178   define Target
 179     KERNEL:=$target->{kernel}
 180     BOARD:=$target->{board}
 181     BOARDNAME:=$target->{name}
 182     LINUX_VERSION:=$target->{version}
 183     LINUX_RELEASE:=$target->{release}
 184     LINUX_KARCH:=$target->{karch}
 185     DEFAULT_PACKAGES:=".join(" ", @{$target->{packages}})."
 186   endef$profiles_def
 187 endif$profiles_eval
 188
 189 "
 190         }
 191         print "\$(eval \$(call Target))\n";
 192 }
 193
 194 sub target_config_features(@) {
 195         my $ret;
 196
 197         while ($_ = shift @_) {
 198                 /broken/ and $ret .= "\tdepends BROKEN\n";
 199                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
 200                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
 201                 /atm/ and $ret .= "\tselect ATM_SUPPORT\n";
 202                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
 203                 /video/ and $ret .= "\tselect VIDEO_SUPPORT\n";
 204                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
 205                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
 206                 /ext2/ and $ret .= "\tselect USES_EXT2\n";
 207         }
 208         return $ret;
 209 }
 210
 211
 212 sub gen_target_config() {
 213         my @target = parse_target_metadata();
 214
 215         @target = sort {
 216                 $a->{name} cmp $b->{name}
 217         } @target;
 218
 219
 220         print <<EOF;
 221 choice
 222         prompt "Target System"
 223         default LINUX_2_4_BRCM
 224         reset if !DEVEL
 225
 226 EOF
 227
 228         foreach my $target (@target) {
 229                 my $features = target_config_features(@{$target->{features}});
 230                 my $help = $target->{desc};
 231                 my $kernel = $target->{kernel};
 232                 $kernel =~ tr/./_/;
 233
 234                 chomp $features;
 235                 $features .= "\n";
 236                 if ($help =~ /\w+/) {
 237                         $help =~ s/^\s*/\t  /mg;
 238                         $help = "\thelp\n$help";
 239                 } else {
 240                         undef $help;
 241                 }
 242
 243                 print <<EOF
 244 config LINUX_$target->{conf}
 245         bool "$target->{name}"
 246         select $target->{arch}
 247         select LINUX_$kernel
 248 $features$help
 249
 250 EOF
 251         }
 252
 253         print <<EOF;
 254 if DEVEL
 255
 256 config LINUX_2_6_ARM
 257         bool "UNSUPPORTED little-endian arm platform"
 258         depends BROKEN
 259         select LINUX_2_6
 260         select arm
 261
 262 config LINUX_2_6_CRIS
 263         bool "UNSUPPORTED cris platform"
 264         depends BROKEN
 265         select LINUX_2_6
 266         select cris
 267
 268 config LINUX_2_6_M68K
 269         bool "UNSUPPORTED m68k platform"
 270         depends BROKEN
 271         select LINUX_2_6
 272         select m68k
 273
 274 config LINUX_2_6_SH3
 275         bool "UNSUPPORTED little-endian sh3 platform"
 276         depends BROKEN
 277         select LINUX_2_6
 278         select sh3
 279
 280 config LINUX_2_6_SH3EB
 281         bool "UNSUPPORTED big-endian sh3 platform"
 282         depends BROKEN
 283         select LINUX_2_6
 284         select sh3eb
 285
 286 config LINUX_2_6_SH4
 287         bool "UNSUPPORTED little-endian sh4 platform"
 288         depends BROKEN
 289         select LINUX_2_6
 290         select sh4
 291
 292 config LINUX_2_6_SH4EB
 293         bool "UNSUPPORTED big-endian sh4 platform"
 294         depends BROKEN
 295         select LINUX_2_6
 296         select sh4eb
 297
 298 config LINUX_2_6_SPARC
 299         bool "UNSUPPORTED sparc platform"
 300         depends BROKEN
 301         select LINUX_2_6
 302         select sparc
 303
 304 endif
 305
 306 endchoice
 307
 308 choice
 309         prompt "Target Profile"
 310
 311 EOF
 312
 313         foreach my $target (@target) {
 314                 my $profiles = $target->{profiles};
 315
 316                 foreach my $profile (@$profiles) {
 317                         print <<EOF;
 318 config LINUX_$target->{conf}_$profile->{id}
 319         bool "$profile->{name}"
 320         depends LINUX_$target->{conf}
 321 $profile->{config}
 322 EOF
 323                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
 324                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 325                         foreach my $pkg (@pkglist) {
 326                                 print "\tselect DEFAULT_$pkg\n";
 327                         }
 328                         print "\n";
 329                 }
 330         }
 331
 332         print "endchoice\n";
 333 }
 334
 335
 336 sub find_package_dep($$) {
 337         my $pkg = shift;
 338         my $name = shift;
 339         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 340
 341         return 0 unless defined $deps;
 342         foreach my $dep (@{$deps}) {
 343                 return 1 if $dep eq $name;
 344                 return 1 if ($package{$dep} and (find_package_dep($package{$dep},$name) == 1));
 345         }
 346         return 0;
 347 }
 348
 349 sub package_depends($$) {
 350         my $a = shift;
 351         my $b = shift;
 352         my $ret;
 353
 354         return 0 if ($a->{submenu} ne $b->{submenu});
 355         if (find_package_dep($a, $b->{name}) == 1) {
 356                 $ret = 1;
 357         } elsif (find_package_dep($b, $a->{name}) == 1) {
 358                 $ret = -1;
 359         } else {
 360                 return 0;
 361         }
 362         return $ret;
 363 }
 364
 365 sub mconf_depends($$) {
 366         my $depends = shift;
 367         my $only_dep = shift;
 368         my $res;
 369
 370         $depends or return;
 371         my @depends = @$depends;
 372         foreach my $depend (@depends) {
 373                 my $m = "depends";
 374                 $depend =~ s/^([@\+]+)//;
 375                 my $flags = $1;
 376                 my $vdep;
 377
 378                 if ($vdep = $package{$depend}->{vdepends}) {
 379                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 380                 } else {
 381                         $flags =~ /\+/ and do {
 382                                 next if $only_dep;
 383                                 $m = "select";
 384
 385                                 # Menuconfig will not treat 'select FOO' as a real dependency
 386                                 # thus if FOO depends on other config options, these dependencies
 387                                 # will not be checked. To fix this, we simply emit all of FOO's
 388                                 # depends here as well.
 389                                 $package{$depend} and $res .= mconf_depends($package{$depend}->{depends}, 1);
 390                         };
 391                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 392                 }
 393                 $res .= "\t\t$m $depend\n";
 394         }
 395         return $res;
 396 }
 397
 398 sub print_package_config_category($) {
 399         my $cat = shift;
 400         my %menus;
 401         my %menu_dep;
 402
 403         return unless $category{$cat};
 404
 405         print "menu \"$cat\"\n\n";
 406         my %spkg = %{$category{$cat}};
 407
 408         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 409                 foreach my $pkg (@{$spkg{$spkg}}) {
 410                         my $menu = $pkg->{submenu};
 411                         if ($menu) {
 412                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 413                         } else {
 414                                 $menu = 'undef';
 415                         }
 416                         $menus{$menu} or $menus{$menu} = [];
 417                         push @{$menus{$menu}}, $pkg;
 418                         print "\tconfig DEFAULT_".$pkg->{name}."\n";
 419                         print "\t\tbool\n\n";
 420                 }
 421         }
 422         my @menus = sort {
 423                 ($a eq 'undef' ?  1 : 0) or
 424                 ($b eq 'undef' ? -1 : 0) or
 425                 ($a cmp $b)
 426         } keys %menus;
 427
 428         foreach my $menu (@menus) {
 429                 my @pkgs = sort {
 430                         package_depends($a, $b) or
 431                         ($a->{name} cmp $b->{name})
 432                 } @{$menus{$menu}};
 433                 if ($menu ne 'undef') {
 434                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 435                         print "menu \"$menu\"\n";
 436                 }
 437                 foreach my $pkg (@pkgs) {
 438                         my $title = $pkg->{name};
 439                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 440                         if ($c > 0) {
 441                                 $title .= ("." x $c). " ". $pkg->{title};
 442                         }
 443                         print "\t";
 444                         $pkg->{menu} and print "menu";
 445                         print "config PACKAGE_".$pkg->{name}."\n";
 446                         print "\t\ttristate \"$title\"\n";
 447                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 448                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 449                                 print "\t\tdefault $default\n";
 450                         }
 451                         print mconf_depends($pkg->{depends}, 0);
 452                         print "\t\thelp\n";
 453                         print $pkg->{description};
 454                         print "\n";
 455
 456                         $pkg->{config} and print $pkg->{config}."\n";
 457                 }
 458                 if ($menu ne 'undef') {
 459                         print "endmenu\n";
 460                         $menu_dep{$menu} and print "endif\n";
 461                 }
 462         }
 463         print "endmenu\n\n";
 464
 465         undef $category{$cat};
 466 }
 467
 468 sub gen_package_config() {
 469         parse_package_metadata();
 470         print "menuconfig UCI_PRECONFIG\n\tbool \"Image configuration\"\n";
 471         foreach my $preconfig (keys %preconfig) {
 472                 foreach my $cfg (@{$preconfig{$preconfig}}) {
 473                         my $conf = $cfg->{id};
 474                         $conf =~ tr/\.-/__/;
 475                         print <<EOF
 476         config UCI_PRECONFIG_$conf
 477                 string "$cfg->{label}" if UCI_PRECONFIG
 478                 depends PACKAGE_$preconfig
 479                 default "$cfg->{default}"
 480
 481 EOF
 482                 }
 483         }
 484         print_package_config_category 'Base system';
 485         foreach my $cat (keys %category) {
 486                 print_package_config_category $cat;
 487         }
 488 }
 489
 490 sub gen_package_mk() {
 491         my %conf;
 492         my %dep;
 493         my $line;
 494
 495         parse_package_metadata();
 496         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 497                 my $config;
 498                 my $pkg = $package{$name};
 499
 500                 next if defined $pkg->{vdepends};
 501                 if ($ENV{SDK}) {
 502                         $conf{$pkg->{src}} or do {
 503                                 $config = 'm';
 504                                 $conf{$pkg->{src}} = 1;
 505                         };
 506                 } else {
 507                         $config = "\$(CONFIG_PACKAGE_$name)"
 508                 }
 509                 if ($config) {
 510                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
 511                         $pkg->{prereq} and print "prereq-$config += $pkg->{src}\n";
 512                 }
 513
 514                 my $hasdeps = 0;
 515                 my $depline = "";
 516                 foreach my $dep (@{$pkg->{depends}}, @{$pkg->{builddepends}}) {
 517                         next if $dep =~ /@/;
 518                         $dep =~ s/\+//;
 519                         my $idx;
 520                         my $pkg_dep = $package{$dep};
 521                         $pkg_dep or $pkg_dep = $srcpackage{$dep}->[0];
 522                         next unless defined $pkg_dep;
 523                         next if defined $pkg_dep->{vdepends};
 524
 525                         if (defined $pkg_dep->{src}) {
 526                                 ($pkg->{src} ne $pkg_dep->{src}) and $idx = $pkg_dep->{subdir}.$pkg_dep->{src};
 527                         } elsif (defined($pkg_dep) && !defined($ENV{SDK})) {
 528                                 $idx = $dep;
 529                         }
 530                         undef $idx if $idx =~ /^(kernel)|(base-files)$/;
 531                         if ($idx) {
 532                                 next if $dep{$pkg->{src}."->".$idx};
 533                                 $depline .= " $idx\-compile";
 534                                 $dep{$pkg->{src}."->".$idx} = 1;
 535                         }
 536                 }
 537                 if ($depline) {
 538                         $line .= $pkg->{subdir}."$pkg->{src}-compile: $depline\n";
 539                 }
 540         }
 541
 542         if ($line ne "") {
 543                 print "\n$line";
 544         }
 545         foreach my $preconfig (keys %preconfig) {
 546                 my $cmds;
 547                 foreach my $cfg (@{$preconfig{$preconfig}}) {
 548                         my $conf = $cfg->{id};
 549                         $conf =~ tr/\.-/__/;
 550                         $cmds .= "\techo \"uci set '$cfg->{id}=\$(subst \",,\$(CONFIG_UCI_PRECONFIG_$conf))'\"; \\\n";
 551                 }
 552                 next unless $cmds;
 553                 print <<EOF
 554
 555 \$(TARGET_DIR)/etc/uci-defaults/$preconfig: FORCE
 556         ( \\
 557 $cmds \\
 558         ) > \$@
 559
 560 ifneq (\$(UCI_PRECONFIG)\$(CONFIG_UCI_PRECONFIG),)
 561   preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 562 endif
 563 EOF
 564         }
 565 }
 566
 567
 568 sub parse_command() {
 569         my $cmd = shift @ARGV;
 570         for ($cmd) {
 571                 /^target_mk$/ and return gen_target_mk();
 572                 /^target_config$/ and return gen_target_config();
 573                 /^package_mk$/ and return gen_package_mk();
 574                 /^package_config$/ and return gen_package_config();
 575         }
 576         print <<EOF
 577 Available Commands:
 578         $0 target_mk [file]             Target metadata in makefile format
 579         $0 target_config [file]         Target metadata in Kconfig format
 580         $0 package_mk [file]            Package metadata in makefile format
 581         $0 package_config [file]        Package metadata in Kconfig format
 582 EOF
 583 }
 584
 585 parse_command();