scripts/metadata.pl

   1 #!/usr/bin/perl
   2 use strict;
   3 my %preconfig;
   4 my %package;
   5 my %srcpackage;
   6 my %category;
   7 my %subdir;
   8
   9 sub get_multiline {
  10         my $prefix = shift;
  11         my $str;
  12         while (<>) {
  13                 last if /^@@/;
  14                 s/^\s*//g;
  15                 $str .= (($_ and $prefix) ? $prefix . $_ : $_);
  16         }
  17
  18         return $str;
  19 }
  20
  21 sub parse_target_metadata() {
  22         my ($target, @target, $profile);
  23         while (<>) {
  24                 chomp;
  25                 /^Target:\s*((.+)-(\d+\.\d+))\s*$/ and do {
  26                         my $conf = uc $3.'_'.$2;
  27                         $conf =~ tr/\.-/__/;
  28                         $target = {
  29                                 id => $1,
  30                                 conf => $conf,
  31                                 board => $2,
  32                                 kernel => $3,
  33                                 profiles => []
  34                         };
  35                         push @target, $target;
  36                 };
  37                 /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
  38                 /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
  39                 /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
  40                 /^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
  41                 /^Target-Description:/ and $target->{desc} = get_multiline();
  42                 /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
  43                 /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
  44                 /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
  45                 /^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
  46                 /^Target-Profile:\s*(.+)\s*$/ and do {
  47                         $profile = {
  48                                 id => $1,
  49                                 name => $1,
  50                                 packages => []
  51                         };
  52                         push @{$target->{profiles}}, $profile;
  53                 };
  54                 /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
  55                 /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
  56                 /^Target-Profile-Description:\s*(.*)\s*/ and $profile->{desc} = get_multiline();
  57                 /^Target-Profile-Config:/ and $profile->{config} = get_multiline("\t");
  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 $subdir;
  77         my $src;
  78         while (<>) {
  79                 chomp;
  80                 /^Source-Makefile: \s*((.+\/)([^\/]+)\/Makefile)\s*$/ and do {
  81                         $makefile = $1;
  82                         $subdir = $2;
  83                         $src = $3;
  84                         $subdir =~ s/^package\///;
  85                         $subdir{$src} = $subdir;
  86                         $srcpackage{$src} = [];
  87                         undef $pkg;
  88                 };
  89                 /^Package:\s*(.+?)\s*$/ and do {
  90                         $pkg = {};
  91                         $pkg->{src} = $src;
  92                         $pkg->{makefile} = $makefile;
  93                         $pkg->{name} = $1;
  94                         $pkg->{default} = "m if ALL";
  95                         $pkg->{depends} = [];
  96                         $pkg->{builddepends} = [];
  97                         $pkg->{subdir} = $subdir;
  98                         $package{$1} = $pkg;
  99                         push @{$srcpackage{$src}}, $pkg;
 100                 };
 101                 /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
 102                 /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
 103                 /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
 104                 /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
 105                 /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
 106                 /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
 107                 /^Provides: \s*(.+)\s*$/ and do {
 108                         my @vpkg = split /\s+/, $1;
 109                         foreach my $vpkg (@vpkg) {
 110                                 $package{$vpkg} or $package{$vpkg} = { vdepends => [] };
 111                                 push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
 112                         }
 113                 };
 114                 /^Depends: \s*(.+)\s*$/ and $pkg->{depends} = [ split /\s+/, $1 ];
 115                 /^Build-Depends: \s*(.+)\s*$/ and $pkg->{builddepends} = [ split /\s+/, $1 ];
 116                 /^Category: \s*(.+)\s*$/ and do {
 117                         $pkg->{category} = $1;
 118                         defined $category{$1} or $category{$1} = {};
 119                         defined $category{$1}->{$src} or $category{$1}->{$src} = [];
 120                         push @{$category{$1}->{$src}}, $pkg;
 121                 };
 122                 /^Description: \s*(.*)\s*$/ and $pkg->{description} = "\t\t $1\n". get_multiline("\t\t ");
 123                 /^Config: \s*(.*)\s*$/ and $pkg->{config} = "$1\n".get_multiline();
 124                 /^Prereq-Check:/ and $pkg->{prereq} = 1;
 125                 /^Preconfig:\s*(.+)\s*$/ and do {
 126                         my $pkgname = $pkg->{name};
 127                         $preconfig{$pkgname} or $preconfig{$pkgname} = [];
 128                         $preconfig = {
 129                                 id => $1
 130                         };
 131                         push @{$preconfig{$pkgname}}, $preconfig;
 132                 };
 133                 /^Preconfig-Type:\s*(.*?)\s*$/ and $preconfig->{type} = $1;
 134                 /^Preconfig-Label:\s*(.*?)\s*$/ and $preconfig->{label} = $1;
 135                 /^Preconfig-Default:\s*(.*?)\s*$/ and $preconfig->{default} = $1;
 136         }
 137         return %category;
 138 }
 139
 140 sub merge_package_lists($$) {
 141         my $list1 = shift;
 142         my $list2 = shift;
 143         my @l = ();
 144         my %pkgs;
 145
 146         foreach my $pkg (@$list1, @$list2) {
 147                 $pkgs{$pkg} = 1;
 148         }
 149         foreach my $pkg (keys %pkgs) {
 150                 push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
 151         }
 152         return sort(@l);
 153 }
 154
 155 sub gen_target_mk() {
 156         my @target = parse_target_metadata();
 157
 158         @target = sort {
 159                 $a->{id} cmp $b->{id}
 160         } @target;
 161
 162         foreach my $target (@target) {
 163                 my ($profiles_def, $profiles_eval);
 164                 my $conf = uc $target->{kernel}.'_'.$target->{board};
 165                 $conf =~ tr/\.-/__/;
 166
 167                 foreach my $profile (@{$target->{profiles}}) {
 168                         $profiles_def .= "
 169   define Profile/$conf\_$profile->{id}
 170     ID:=$profile->{id}
 171     NAME:=$profile->{name}
 172     PACKAGES:=".join(" ", merge_package_lists($target->{packages}, $profile->{packages}))."\n";
 173                         $profile->{kconfig} and $profiles_def .= "    KCONFIG:=1\n";
 174                         $profiles_def .= "  endef";
 175                         $profiles_eval .= "
 176 \$(eval \$(call AddProfile,$conf\_$profile->{id}))"
 177                 }
 178                 print "
 179 ifeq (\$(CONFIG_LINUX_$conf),y)
 180   define Target
 181     KERNEL:=$target->{kernel}
 182     BOARD:=$target->{board}
 183     BOARDNAME:=$target->{name}
 184     LINUX_VERSION:=$target->{version}
 185     LINUX_RELEASE:=$target->{release}
 186     LINUX_KARCH:=$target->{karch}
 187     DEFAULT_PACKAGES:=".join(" ", @{$target->{packages}})."
 188   endef$profiles_def
 189 endif$profiles_eval
 190
 191 "
 192         }
 193         print "\$(eval \$(call Target))\n";
 194 }
 195
 196 sub target_config_features(@) {
 197         my $ret;
 198
 199         while ($_ = shift @_) {
 200                 /broken/ and $ret .= "\tdepends BROKEN\n";
 201                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
 202                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
 203                 /atm/ and $ret .= "\tselect ATM_SUPPORT\n";
 204                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
 205                 /video/ and $ret .= "\tselect VIDEO_SUPPORT\n";
 206                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
 207                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
 208                 /ext2/ and $ret .= "\tselect USES_EXT2\n";
 209         }
 210         return $ret;
 211 }
 212
 213
 214 sub gen_target_config() {
 215         my @target = parse_target_metadata();
 216
 217         @target = sort {
 218                 $a->{name} cmp $b->{name}
 219         } @target;
 220
 221
 222         print <<EOF;
 223 choice
 224         prompt "Target System"
 225         default LINUX_2_4_BRCM
 226         reset if !DEVEL
 227
 228 EOF
 229
 230         foreach my $target (@target) {
 231                 my $features = target_config_features(@{$target->{features}});
 232                 my $help = $target->{desc};
 233                 my $kernel = $target->{kernel};
 234                 $kernel =~ tr/./_/;
 235
 236                 chomp $features;
 237                 $features .= "\n";
 238                 if ($help =~ /\w+/) {
 239                         $help =~ s/^\s*/\t  /mg;
 240                         $help = "\thelp\n$help";
 241                 } else {
 242                         undef $help;
 243                 }
 244
 245                 print <<EOF
 246 config LINUX_$target->{conf}
 247         bool "$target->{name}"
 248         select $target->{arch}
 249         select LINUX_$kernel
 250 $features$help
 251
 252 EOF
 253         }
 254
 255         print <<EOF;
 256 if DEVEL
 257
 258 config LINUX_2_6_ARM
 259         bool "UNSUPPORTED little-endian arm platform"
 260         depends BROKEN
 261         select LINUX_2_6
 262         select arm
 263
 264 config LINUX_2_6_CRIS
 265         bool "UNSUPPORTED cris platform"
 266         depends BROKEN
 267         select LINUX_2_6
 268         select cris
 269
 270 config LINUX_2_6_M68K
 271         bool "UNSUPPORTED m68k platform"
 272         depends BROKEN
 273         select LINUX_2_6
 274         select m68k
 275
 276 config LINUX_2_6_SH3
 277         bool "UNSUPPORTED little-endian sh3 platform"
 278         depends BROKEN
 279         select LINUX_2_6
 280         select sh3
 281
 282 config LINUX_2_6_SH3EB
 283         bool "UNSUPPORTED big-endian sh3 platform"
 284         depends BROKEN
 285         select LINUX_2_6
 286         select sh3eb
 287
 288 config LINUX_2_6_SH4
 289         bool "UNSUPPORTED little-endian sh4 platform"
 290         depends BROKEN
 291         select LINUX_2_6
 292         select sh4
 293
 294 config LINUX_2_6_SH4EB
 295         bool "UNSUPPORTED big-endian sh4 platform"
 296         depends BROKEN
 297         select LINUX_2_6
 298         select sh4eb
 299
 300 config LINUX_2_6_SPARC
 301         bool "UNSUPPORTED sparc platform"
 302         depends BROKEN
 303         select LINUX_2_6
 304         select sparc
 305
 306 endif
 307
 308 endchoice
 309
 310 choice
 311         prompt "Target Profile"
 312
 313 EOF
 314
 315         foreach my $target (@target) {
 316                 my $profiles = $target->{profiles};
 317
 318                 foreach my $profile (@$profiles) {
 319                         print <<EOF;
 320 config LINUX_$target->{conf}_$profile->{id}
 321         bool "$profile->{name}"
 322         depends LINUX_$target->{conf}
 323 $profile->{config}
 324 EOF
 325                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
 326                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 327                         foreach my $pkg (@pkglist) {
 328                                 print "\tselect DEFAULT_$pkg\n";
 329                         }
 330                         print "\n";
 331                 }
 332         }
 333
 334         print "endchoice\n";
 335 }
 336
 337
 338 sub find_package_dep($$) {
 339         my $pkg = shift;
 340         my $name = shift;
 341         my $deps = ($pkg->{vdepends} or $pkg->{depends});
 342
 343         return 0 unless defined $deps;
 344         foreach my $dep (@{$deps}) {
 345                 return 1 if $dep eq $name;
 346                 return 1 if ($package{$dep} and (find_package_dep($package{$dep},$name) == 1));
 347         }
 348         return 0;
 349 }
 350
 351 sub package_depends($$) {
 352         my $a = shift;
 353         my $b = shift;
 354         my $ret;
 355
 356         return 0 if ($a->{submenu} ne $b->{submenu});
 357         if (find_package_dep($a, $b->{name}) == 1) {
 358                 $ret = 1;
 359         } elsif (find_package_dep($b, $a->{name}) == 1) {
 360                 $ret = -1;
 361         } else {
 362                 return 0;
 363         }
 364         return $ret;
 365 }
 366
 367 sub mconf_depends($$) {
 368         my $depends = shift;
 369         my $only_dep = shift;
 370         my $res;
 371
 372         $depends or return;
 373         my @depends = @$depends;
 374         foreach my $depend (@depends) {
 375                 my $m = "depends";
 376                 $depend =~ s/^([@\+]+)//;
 377                 my $flags = $1;
 378                 my $vdep;
 379
 380                 if ($vdep = $package{$depend}->{vdepends}) {
 381                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
 382                 } else {
 383                         $flags =~ /\+/ and do {
 384                                 next if $only_dep;
 385                                 $m = "select";
 386
 387                                 # Menuconfig will not treat 'select FOO' as a real dependency
 388                                 # thus if FOO depends on other config options, these dependencies
 389                                 # will not be checked. To fix this, we simply emit all of FOO's
 390                                 # depends here as well.
 391                                 $package{$depend} and $res .= mconf_depends($package{$depend}->{depends}, 1);
 392                         };
 393                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
 394                 }
 395                 $res .= "\t\t$m $depend\n";
 396         }
 397         return $res;
 398 }
 399
 400 sub print_package_config_category($) {
 401         my $cat = shift;
 402         my %menus;
 403         my %menu_dep;
 404
 405         return unless $category{$cat};
 406
 407         print "menu \"$cat\"\n\n";
 408         my %spkg = %{$category{$cat}};
 409
 410         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
 411                 foreach my $pkg (@{$spkg{$spkg}}) {
 412                         my $menu = $pkg->{submenu};
 413                         if ($menu) {
 414                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
 415                         } else {
 416                                 $menu = 'undef';
 417                         }
 418                         $menus{$menu} or $menus{$menu} = [];
 419                         push @{$menus{$menu}}, $pkg;
 420                         print "\tconfig DEFAULT_".$pkg->{name}."\n";
 421                         print "\t\tbool\n\n";
 422                 }
 423         }
 424         my @menus = sort {
 425                 ($a eq 'undef' ?  1 : 0) or
 426                 ($b eq 'undef' ? -1 : 0) or
 427                 ($a cmp $b)
 428         } keys %menus;
 429
 430         foreach my $menu (@menus) {
 431                 my @pkgs = sort {
 432                         package_depends($a, $b) or
 433                         ($a->{name} cmp $b->{name})
 434                 } @{$menus{$menu}};
 435                 if ($menu ne 'undef') {
 436                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
 437                         print "menu \"$menu\"\n";
 438                 }
 439                 foreach my $pkg (@pkgs) {
 440                         my $title = $pkg->{name};
 441                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
 442                         if ($c > 0) {
 443                                 $title .= ("." x $c). " ". $pkg->{title};
 444                         }
 445                         print "\t";
 446                         $pkg->{menu} and print "menu";
 447                         print "config PACKAGE_".$pkg->{name}."\n";
 448                         print "\t\ttristate \"$title\"\n";
 449                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
 450                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
 451                                 print "\t\tdefault $default\n";
 452                         }
 453                         print mconf_depends($pkg->{depends}, 0);
 454                         print "\t\thelp\n";
 455                         print $pkg->{description};
 456                         print "\n";
 457
 458                         $pkg->{config} and print $pkg->{config}."\n";
 459                 }
 460                 if ($menu ne 'undef') {
 461                         print "endmenu\n";
 462                         $menu_dep{$menu} and print "endif\n";
 463                 }
 464         }
 465         print "endmenu\n\n";
 466
 467         undef $category{$cat};
 468 }
 469
 470 sub gen_package_config() {
 471         parse_package_metadata();
 472         print "menuconfig UCI_PRECONFIG\n\tbool \"Image configuration\"\n";
 473         foreach my $preconfig (keys %preconfig) {
 474                 foreach my $cfg (@{$preconfig{$preconfig}}) {
 475                         my $conf = $cfg->{id};
 476                         $conf =~ tr/\.-/__/;
 477                         print <<EOF
 478         config UCI_PRECONFIG_$conf
 479                 string "$cfg->{label}" if UCI_PRECONFIG
 480                 depends PACKAGE_$preconfig
 481                 default "$cfg->{default}"
 482
 483 EOF
 484                 }
 485         }
 486         print_package_config_category 'Base system';
 487         foreach my $cat (keys %category) {
 488                 print_package_config_category $cat;
 489         }
 490 }
 491
 492 sub gen_package_mk() {
 493         my %conf;
 494         my %dep;
 495         my $line;
 496
 497         parse_package_metadata();
 498         foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
 499                 my $config;
 500                 my $pkg = $package{$name};
 501
 502                 next if defined $pkg->{vdepends};
 503                 if ($ENV{SDK}) {
 504                         $conf{$pkg->{src}} or do {
 505                                 $config = 'm';
 506                                 $conf{$pkg->{src}} = 1;
 507                         };
 508                 } else {
 509                         $config = "\$(CONFIG_PACKAGE_$name)"
 510                 }
 511                 if ($config) {
 512                         print "package-$config += $pkg->{subdir}$pkg->{src}\n";
 513                         $pkg->{prereq} and print "prereq-$config += $pkg->{src}\n";
 514                 }
 515
 516                 my $hasdeps = 0;
 517                 my $depline = "";
 518                 foreach my $dep (@{$pkg->{depends}}, @{$pkg->{builddepends}}) {
 519                         next if $dep =~ /@/;
 520                         $dep =~ s/\+//;
 521                         my $idx;
 522                         my $pkg_dep = $package{$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($srcpackage{$dep})) {
 528                                 $idx = $subdir{$dep}.$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();