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