scripts/metadata.pm

   1 package metadata;
   2 use base 'Exporter';
   3 use strict;
   4 use warnings;
   5 our @EXPORT = qw(%package %vpackage %srcpackage %category %overrides clear_packages parse_package_metadata parse_target_metadata get_multiline @ignore %usernames %groupnames);
   6
   7 our %package;
   8 our %vpackage;
   9 our %srcpackage;
  10 our %category;
  11 our %overrides;
  12 our @ignore;
  13
  14 our %usernames;
  15 our %groupnames;
  16 our %userids;
  17 our %groupids;
  18
  19 sub get_multiline {
  20         my $fh = shift;
  21         my $prefix = shift;
  22         my $str;
  23         while (<$fh>) {
  24                 last if /^@@/;
  25                 $str .= (($_ and $prefix) ? $prefix . $_ : $_);
  26         }
  27
  28         return $str ? $str : "";
  29 }
  30
  31 sub confstr($) {
  32         my $conf = shift;
  33         $conf =~ tr#/\.\-/#___#;
  34         return $conf;
  35 }
  36
  37 sub parse_package_metadata_usergroup($$$$$) {
  38         my $makefile = shift;
  39         my $typename = shift;
  40         my $names = shift;
  41         my $ids = shift;
  42         my $spec = shift;
  43         my $name;
  44         my $id;
  45
  46         # the regex for name is taken from is_valid_name() of package shadow
  47         if ($spec =~ /^([a-z_][a-z0-9_-]*\$?)$/) {
  48                 $name = $spec;
  49                 $id = -1;
  50         } elsif ($spec =~ /^([a-z_][a-z0-9_-]*\$?)=(\d+)$/) {
  51                 $name = $1;
  52                 $id = $2;
  53         } else {
  54                 warn "$makefile: invalid $typename spec $spec\n";
  55                 return 0;
  56         }
  57
  58         if ($id =~ /^[1-9]\d*$/) {
  59                 if ($id >= 65536) {
  60                         warn "$makefile: $typename $name id $id >= 65536";
  61                         return 0;
  62                 }
  63                 if (not exists $ids->{$id}) {
  64                         $ids->{$id} = {
  65                                 name => $name,
  66                                 makefile => $makefile,
  67                         };
  68                 } elsif ($ids->{$id}{name} ne $name) {
  69                         warn "$makefile: $typename $name id $id is already taken by $ids->{$id}{makefile}\n";
  70                         return 0;
  71                 }
  72         } elsif ($id != -1) {
  73                 warn "$makefile: $typename $name has invalid id $id\n";
  74                 return 0;
  75         }
  76
  77         if (not exists $names->{$name}) {
  78                 $names->{$name} = {
  79                         id => $id,
  80                         makefile => $makefile,
  81                 };
  82         } elsif ($names->{$name}{id} != $id) {
  83                 warn "$makefile: id of $typename $name collides with that defined defined in $names->{$name}{makefile}\n";
  84                 return 0;
  85         }
  86         return 1;
  87 }
  88
  89 sub parse_target_metadata($) {
  90         my $file = shift;
  91         my ($target, @target, $profile);
  92         my %target;
  93         my $makefile;
  94
  95         open FILE, "<$file" or do {
  96                 warn "Can't open file '$file': $!\n";
  97                 return;
  98         };
  99         while (<FILE>) {
 100                 chomp;
 101                 /^Source-Makefile: \s*((.+\/)([^\/]+)\/Makefile)\s*$/ and $makefile = $1;
 102                 /^Target:\s*(.+)\s*$/ and do {
 103                         my $name = $1;
 104                         $target = {
 105                                 id => $name,
 106                                 board => $name,
 107                                 makefile => $makefile,
 108                                 boardconf => confstr($name),
 109                                 conf => confstr($name),
 110                                 profiles => [],
 111                                 features => [],
 112                                 depends => [],
 113                                 subtargets => []
 114                         };
 115                         push @target, $target;
 116                         $target{$name} = $target;
 117                         if ($name =~ /([^\/]+)\/([^\/]+)/) {
 118                                 push @{$target{$1}->{subtargets}}, $2;
 119                                 $target->{board} = $1;
 120                                 $target->{boardconf} = confstr($1);
 121                                 $target->{subtarget} = 1;
 122                                 $target->{parent} = $target{$1};
 123                         }
 124                 };
 125                 /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
 126                 /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
 127                 /^Target-Arch-Packages:\s*(.+)\s*$/ and $target->{arch_packages} = $1;
 128                 /^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
 129                 /^Target-Depends:\s*(.+)\s*$/ and $target->{depends} = [ split(/\s+/, $1) ];
 130                 /^Target-Description:/ and $target->{desc} = get_multiline(*FILE);
 131                 /^Target-Optimization:\s*(.+)\s*$/ and $target->{cflags} = $1;
 132                 /^CPU-Type:\s*(.+)\s*$/ and $target->{cputype} = $1;
 133                 /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
 134                 /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
 135                 /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
 136                 /^Default-Subtarget:\s*(.+)\s*$/ and $target->{def_subtarget} = $1;
 137                 /^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
 138                 /^Target-Profile:\s*(.+)\s*$/ and do {
 139                         $profile = {
 140                                 id => $1,
 141                                 name => $1,
 142                                 priority => 999,
 143                                 packages => []
 144                         };
 145                         $1 =~ /^DEVICE_/ and $target->{has_devices} = 1;
 146                         push @{$target->{profiles}}, $profile;
 147                 };
 148                 /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
 149                 /^Target-Profile-Priority:\s*(\d+)\s*$/ and do {
 150                         $profile->{priority} = $1;
 151                         $target->{sort} = 1;
 152                 };
 153                 /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
 154                 /^Target-Profile-Description:\s*(.*)\s*/ and $profile->{desc} = get_multiline(*FILE);
 155         }
 156         close FILE;
 157         foreach my $target (@target) {
 158                 if (@{$target->{subtargets}} > 0) {
 159                         $target->{profiles} = [];
 160                         next;
 161                 }
 162                 @{$target->{profiles}} > 0 or $target->{profiles} = [
 163                         {
 164                                 id => 'Default',
 165                                 name => 'Default',
 166                                 packages => []
 167                         }
 168                 ];
 169
 170                 $target->{sort} and @{$target->{profiles}} = sort {
 171                         $a->{priority} <=> $b->{priority} or
 172                         $a->{name} cmp $b->{name};
 173                 } @{$target->{profiles}};
 174         }
 175         return @target;
 176 }
 177
 178 sub clear_packages() {
 179         %package = ();
 180         %vpackage = ();
 181         %srcpackage = ();
 182         %category = ();
 183         %overrides = ();
 184         %usernames = ();
 185         %groupnames = ();
 186 }
 187
 188 sub parse_package_metadata($) {
 189         my $file = shift;
 190         my $pkg;
 191         my $src;
 192         my $override;
 193         my %ignore = map { $_ => 1 } @ignore;
 194
 195         open FILE, "<$file" or do {
 196                 warn "Cannot open '$file': $!\n";
 197                 return undef;
 198         };
 199         while (<FILE>) {
 200                 chomp;
 201                 /^Source-Makefile: \s*((?:package\/)?((?:.+\/)?([^\/]+))\/Makefile)\s*$/ and do {
 202                         $src = {
 203                                 makefile => $1,
 204                                 path => $2,
 205                                 name => $3,
 206                                 ignore => $ignore{$3},
 207                                 packages => [],
 208                                 buildtypes => [],
 209                                 builddepends => [],
 210                         };
 211                         $srcpackage{$3} = $src;
 212                         $override = "";
 213                         undef $pkg;
 214                 };
 215                 /^Override: \s*(.+?)\s*$/ and do {
 216                         $override = $1;
 217                         $overrides{$src->{name}} = 1;
 218                 };
 219                 next unless $src;
 220                 /^Package:\s*(.+?)\s*$/ and do {
 221                         $pkg = {};
 222                         $pkg->{src} = $src;
 223                         $pkg->{name} = $1;
 224                         $pkg->{title} = "";
 225                         $pkg->{depends} = [];
 226                         $pkg->{mdepends} = [];
 227                         $pkg->{provides} = [$1];
 228                         $pkg->{tristate} = 1;
 229                         $pkg->{override} = $override;
 230                         $package{$1} = $pkg;
 231                         push @{$src->{packages}}, $pkg;
 232
 233                         $vpackage{$1} or $vpackage{$1} = [];
 234                         unshift @{$vpackage{$1}}, $pkg;
 235                 };
 236                 /^Build-Depends: \s*(.+)\s*$/ and $src->{builddepends} = [ split /\s+/, $1 ];
 237                 /^Build-Depends\/(\w+): \s*(.+)\s*$/ and $src->{"builddepends/$1"} = [ split /\s+/, $2 ];
 238                 /^Build-Types:\s*(.+)\s*$/ and $src->{buildtypes} = [ split /\s+/, $1 ];
 239                 next unless $pkg;
 240                 /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
 241                 /^ABIVersion: \s*(.+)\s*$/ and $pkg->{abiversion} = $1;
 242                 /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
 243                 /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
 244                 /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
 245                 /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
 246                 /^Source: \s*(.+)\s*$/ and $pkg->{source} = $1;
 247                 /^License: \s*(.+)\s*$/ and $pkg->{license} = $1;
 248                 /^LicenseFiles: \s*(.+)\s*$/ and $pkg->{licensefiles} = $1;
 249                 /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
 250                 /^Provides: \s*(.+)\s*$/ and do {
 251                         my @vpkg = split /\s+/, $1;
 252                         @{$pkg->{provides}} = ($pkg->{name}, @vpkg);
 253                         foreach my $vpkg (@vpkg) {
 254                                 next if ($vpkg eq $pkg->{name});
 255                                 $vpackage{$vpkg} or $vpackage{$vpkg} = [];
 256                                 push @{$vpackage{$vpkg}}, $pkg;
 257                         }
 258                 };
 259                 /^Menu-Depends: \s*(.+)\s*$/ and $pkg->{mdepends} = [ split /\s+/, $1 ];
 260                 /^Depends: \s*(.+)\s*$/ and $pkg->{depends} = [ split /\s+/, $1 ];
 261                 /^Conflicts: \s*(.+)\s*$/ and $pkg->{conflicts} = [ split /\s+/, $1 ];
 262                 /^Hidden: \s*(.+)\s*$/ and $pkg->{hidden} = 1;
 263                 /^Build-Variant: \s*([\w\-]+)\s*/ and $pkg->{variant} = $1;
 264                 /^Default-Variant: .*/ and $pkg->{variant_default} = 1;
 265                 /^Build-Only: \s*(.+)\s*$/ and $pkg->{buildonly} = 1;
 266                 /^Repository:\s*(.+?)\s*$/ and $pkg->{repository} = $1;
 267                 /^Category: \s*(.+)\s*$/ and do {
 268                         $pkg->{category} = $1;
 269                         defined $category{$1} or $category{$1} = {};
 270                         defined $category{$1}{$src->{name}} or $category{$1}{$src->{name}} = [];
 271                         push @{$category{$1}{$src->{name}}}, $pkg;
 272                 };
 273                 /^Description: \s*(.*)\s*$/ and $pkg->{description} = "\t\t $1\n". get_multiline(*FILE, "\t\t ");
 274                 /^Type: \s*(.+)\s*$/ and do {
 275                         $pkg->{type} = [ split /\s+/, $1 ];
 276                         undef $pkg->{tristate};
 277                         foreach my $type (@{$pkg->{type}}) {
 278                                 $type =~ /ipkg/ and $pkg->{tristate} = 1;
 279                         }
 280                 };
 281                 /^Config:\s*(.*)\s*$/ and $pkg->{config} = "$1\n".get_multiline(*FILE, "\t");
 282                 /^Prereq-Check:/ and $pkg->{prereq} = 1;
 283                 /^Require-User:\s*(.*?)\s*$/ and do {
 284                         my @ugspecs = split /\s+/, $1;
 285
 286                         for my $ugspec (@ugspecs) {
 287                                 my @ugspec = split /:/, $ugspec, 2;
 288                                 if ($ugspec[0]) {
 289                                         parse_package_metadata_usergroup($src->{makefile}, "user", \%usernames, \%userids, $ugspec[0]) or return 0;
 290                                 }
 291                                 if ($ugspec[1]) {
 292                                         parse_package_metadata_usergroup($src->{makefile}, "group", \%groupnames, \%groupids, $ugspec[1]) or return 0;
 293                                 }
 294                         }
 295                 };
 296         }
 297         close FILE;
 298         return 1;
 299 }
 300
 301 1;