scripts/metadata.pm

   1 package metadata;
   2 use base 'Exporter';
   3 use strict;
   4 use warnings;
   5 our @EXPORT = qw(%package %srcpackage %category %subdir %preconfig %features %overrides clear_packages parse_package_metadata get_multiline);
   6
   7 our %package;
   8 our %preconfig;
   9 our %srcpackage;
  10 our %category;
  11 our %subdir;
  12 our %features;
  13 our %overrides;
  14
  15 sub get_multiline {
  16         my $fh = shift;
  17         my $prefix = shift;
  18         my $str;
  19         while (<$fh>) {
  20                 last if /^@@/;
  21                 $str .= (($_ and $prefix) ? $prefix . $_ : $_);
  22         }
  23
  24         return $str ? $str : "";
  25 }
  26
  27 sub clear_packages() {
  28         %subdir = ();
  29         %preconfig = ();
  30         %package = ();
  31         %srcpackage = ();
  32         %category = ();
  33         %features = ();
  34         %overrides = ();
  35 }
  36
  37 sub parse_package_metadata($) {
  38         my $file = shift;
  39         my $pkg;
  40         my $feature;
  41         my $makefile;
  42         my $preconfig;
  43         my $subdir;
  44         my $src;
  45         my $override;
  46
  47         open FILE, "<$file" or do {
  48                 warn "Cannot open '$file': $!\n";
  49                 return undef;
  50         };
  51         while (<FILE>) {
  52                 chomp;
  53                 /^Source-Makefile: \s*((.+\/)([^\/]+)\/Makefile)\s*$/ and do {
  54                         $makefile = $1;
  55                         $subdir = $2;
  56                         $src = $3;
  57                         $subdir =~ s/^package\///;
  58                         $subdir{$src} = $subdir;
  59                         $srcpackage{$src} = [];
  60                         $override = "";
  61                         undef $pkg;
  62                 };
  63                 /^Override: \s*(.+?)\s*$/ and do {
  64                         $override = $1;
  65                         $overrides{$src} = 1;
  66                 };
  67                 next unless $src;
  68                 /^Package:\s*(.+?)\s*$/ and do {
  69                         undef $feature;
  70                         $pkg = {};
  71                         $pkg->{src} = $src;
  72                         $pkg->{makefile} = $makefile;
  73                         $pkg->{name} = $1;
  74                         $pkg->{title} = "";
  75                         $pkg->{depends} = [];
  76                         $pkg->{mdepends} = [];
  77                         $pkg->{builddepends} = [];
  78                         $pkg->{buildtypes} = [];
  79                         $pkg->{subdir} = $subdir;
  80                         $pkg->{tristate} = 1;
  81                         $pkg->{override} = $override;
  82                         $package{$1} = $pkg;
  83                         push @{$srcpackage{$src}}, $pkg;
  84                 };
  85                 /^Feature:\s*(.+?)\s*$/ and do {
  86                         undef $pkg;
  87                         $feature = {};
  88                         $feature->{name} = $1;
  89                         $feature->{priority} = 0;
  90                 };
  91                 $feature and do {
  92                         /^Target-Name:\s*(.+?)\s*$/ and do {
  93                                 $features{$1} or $features{$1} = [];
  94                                 push @{$features{$1}}, $feature;
  95                         };
  96                         /^Target-Title:\s*(.+?)\s*$/ and $feature->{target_title} = $1;
  97                         /^Feature-Priority:\s*(\d+)\s*$/ and $feature->{priority} = $1;
  98                         /^Feature-Name:\s*(.+?)\s*$/ and $feature->{title} = $1;
  99                         /^Feature-Description:/ and $feature->{description} = get_multiline(\*FILE, "\t\t\t");
 100                         next;
 101                 };
 102                 next unless $pkg;
 103                 /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
 104                 /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
 105                 /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
 106                 /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
 107                 /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
 108                 /^Source: \s*(.+)\s*$/ and $pkg->{source} = $1;
 109                 /^License: \s*(.+)\s*$/ and $pkg->{license} = $1;
 110                 /^LicenseFiles: \s*(.+)\s*$/ and $pkg->{licensefiles} = $1;
 111                 /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
 112                 /^Provides: \s*(.+)\s*$/ and do {
 113                         my @vpkg = split /\s+/, $1;
 114                         foreach my $vpkg (@vpkg) {
 115                                 $package{$vpkg} or $package{$vpkg} = {
 116                                         name => $vpkg,
 117                                         vdepends => [],
 118                                         src => $src,
 119                                         subdir => $subdir,
 120                                         makefile => $makefile
 121                                 };
 122                                 push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
 123                         }
 124                 };
 125                 /^Menu-Depends: \s*(.+)\s*$/ and $pkg->{mdepends} = [ split /\s+/, $1 ];
 126                 /^Depends: \s*(.+)\s*$/ and $pkg->{depends} = [ split /\s+/, $1 ];
 127                 /^Conflicts: \s*(.+)\s*$/ and $pkg->{conflicts} = [ split /\s+/, $1 ];
 128                 /^Hidden: \s*(.+)\s*$/ and $pkg->{hidden} = 1;
 129                 /^Build-Variant: \s*([\w\-]+)\s*/ and $pkg->{variant} = $1;
 130                 /^Default-Variant: .*/ and $pkg->{variant_default} = 1;
 131                 /^Build-Only: \s*(.+)\s*$/ and $pkg->{buildonly} = 1;
 132                 /^Build-Depends: \s*(.+)\s*$/ and $pkg->{builddepends} = [ split /\s+/, $1 ];
 133                 /^Build-Depends\/(\w+): \s*(.+)\s*$/ and $pkg->{"builddepends/$1"} = [ split /\s+/, $2 ];
 134                 /^Build-Types:\s*(.+)\s*$/ and $pkg->{buildtypes} = [ split /\s+/, $1 ];
 135                 /^Feed:\s*(.+?)\s*$/ and $pkg->{feed} = $1;
 136                 /^Category: \s*(.+)\s*$/ and do {
 137                         $pkg->{category} = $1;
 138                         defined $category{$1} or $category{$1} = {};
 139                         defined $category{$1}->{$src} or $category{$1}->{$src} = [];
 140                         push @{$category{$1}->{$src}}, $pkg;
 141                 };
 142                 /^Description: \s*(.*)\s*$/ and $pkg->{description} = "\t\t $1\n". get_multiline(*FILE, "\t\t ");
 143                 /^Type: \s*(.+)\s*$/ and do {
 144                         $pkg->{type} = [ split /\s+/, $1 ];
 145                         undef $pkg->{tristate};
 146                         foreach my $type (@{$pkg->{type}}) {
 147                                 $type =~ /ipkg/ and $pkg->{tristate} = 1;
 148                         }
 149                 };
 150                 /^Config:\s*(.*)\s*$/ and $pkg->{config} = "$1\n".get_multiline(*FILE, "\t");
 151                 /^Prereq-Check:/ and $pkg->{prereq} = 1;
 152                 /^Preconfig:\s*(.+)\s*$/ and do {
 153                         my $pkgname = $pkg->{name};
 154                         $preconfig{$pkgname} or $preconfig{$pkgname} = {};
 155                         if (exists $preconfig{$pkgname}->{$1}) {
 156                                 $preconfig = $preconfig{$pkgname}->{$1};
 157                         } else {
 158                                 $preconfig = {
 159                                         id => $1
 160                                 };
 161                                 $preconfig{$pkgname}->{$1} = $preconfig;
 162                         }
 163                 };
 164                 /^Preconfig-Type:\s*(.*?)\s*$/ and $preconfig->{type} = $1;
 165                 /^Preconfig-Label:\s*(.*?)\s*$/ and $preconfig->{label} = $1;
 166                 /^Preconfig-Default:\s*(.*?)\s*$/ and $preconfig->{default} = $1;
 167         }
 168         close FILE;
 169         return 1;
 170 }
 171
 172 1;