scripts/gen_deps.pl

   1 #!/usr/bin/perl
   2 #
   3 # Copyright (C) 2006 OpenWrt.org
   4 #
   5 # This is free software, licensed under the GNU General Public License v2.
   6 # See /LICENSE for more information.
   7 #
   8
   9 use strict;
  10
  11 my $name;
  12 my $src;
  13 my $makefile;
  14 my %conf;
  15 my %pkg;
  16 my %dep;
  17 my %options;
  18 my $opt;
  19
  20 while ($opt = shift @ARGV) {
  21         $opt =~ /^-s/ and $options{SDK} = 1;
  22 }
  23
  24 my $line;
  25 while ($line = <>) {
  26         chomp $line;
  27         $line =~ /^Source-Makefile: \s*(.+\/([^\/]+)\/Makefile)\s*$/ and do {
  28                 $makefile = $1;
  29                 $src = $2;
  30         };
  31         $line =~ /^Package: \s*(.+)\s*$/ and do {
  32                 $name = $1;
  33                 defined $pkg{$name} or $pkg{$name} = {};
  34                 $pkg{$name}->{src} = $src;
  35         };
  36         $line =~ /^(Build-)?Depends: \s*(.+)\s*$/ and do {
  37                 $pkg{$name}->{depends} ||= [];
  38                 foreach my $v (split /\s+/, $2) {
  39                         next if $v =~ /^[\+]?@/;
  40                         $v =~ s/^\+//;
  41                         push @{$pkg{$name}->{depends}}, $v;
  42                 }
  43         };
  44 }
  45
  46 $line="";
  47
  48 foreach $name (sort {uc($a) cmp uc($b)} keys %pkg) {
  49         if ($options{SDK}) {
  50                 $conf{$pkg{$name}->{src}} or print "package-m += $pkg{$name}->{src}\n";
  51                 $conf{$pkg{$name}->{src}} = 1;
  52         } else {
  53                 print "package-\$(CONFIG_PACKAGE_$name) += $pkg{$name}->{src}\n";
  54         }
  55
  56         my $hasdeps = 0;
  57         my $depline = "";
  58         foreach my $dep (@{$pkg{$name}->{depends}}) {
  59                 my $idx;
  60                 if (defined $pkg{$dep}->{src}) {
  61                         ($pkg{$name}->{src} ne $pkg{$dep}->{src}) and $idx = $pkg{$dep}->{src};
  62                 } elsif (defined($pkg{$dep}) && !$options{SDK}) {
  63                         $idx = $dep;
  64                 }
  65                 if ($idx) {
  66                         next if $dep{$pkg{$name}->{src}."->".$idx};
  67                         $depline .= " $idx\-compile";
  68                         $dep{$pkg{$name}->{src}."->".$idx} = 1;
  69                 }
  70         }
  71         if ($depline ne "") {
  72                 $line .= "$pkg{$name}->{src}-compile: $depline\n";
  73         }
  74 }
  75
  76 if ($line ne "") {
  77         print "\n$line";
  78 }