scripts/gen_deps.pl

   1 #!/usr/bin/perl
   2 use strict;
   3
   4 my $name;
   5 my $src;
   6 my $makefile;
   7 my %pkg;
   8 my %dep;
   9
  10 my $line;
  11 while ($line = <>) {
  12         chomp $line;
  13         $line =~ /^Source-Makefile: \s*(.+\/([^\/]+)\/Makefile)\s*$/ and do {
  14                 $makefile = $1;
  15                 $src = $2;
  16         };
  17         $line =~ /^Package: \s*(.+)\s*$/ and do {
  18                 $name = $1;
  19                 defined $pkg{$name} or $pkg{$name} = {};
  20                 $pkg{$name}->{src} = $src;
  21         };
  22         $line =~ /^(Build-)?Depends: \s*(.+)\s*$/ and do {
  23                 $pkg{$name}->{depends} ||= [];
  24                 foreach my $v (split /\s+/, $2) {
  25                         next if $v =~ /^[\+]?@/;
  26                         $v =~ s/^\+//;
  27                         push @{$pkg{$name}->{depends}}, $v;
  28                 }
  29         };
  30 }
  31
  32 $line="";
  33
  34 foreach $name (sort {uc($a) cmp uc($b)} keys %pkg) {
  35         print "package-\$(CONFIG_PACKAGE_$name) += $pkg{$name}->{src}\n";
  36
  37         my $hasdeps = 0;
  38         my $depline = "";
  39         foreach my $dep (@{$pkg{$name}->{depends}}) {
  40                 my $idx;
  41                 if (defined $pkg{$dep}->{src}) {
  42                         ($pkg{$name}->{src} ne $pkg{$dep}->{src}) and $idx = $pkg{$dep}->{src};
  43                 } elsif (defined $pkg{$dep}) {
  44                         $idx = $dep;
  45                 }
  46                 if ($idx) {
  47                         next if $dep{$pkg{$name}->{src}."->".$idx};
  48                         $depline .= " $idx\-compile";
  49                         $dep{$pkg{$name}->{src}."->".$idx} = 1;
  50                 }
  51         }
  52         if ($depline ne "") {
  53                 $line .= "$pkg{$name}->{src}-compile: $depline\n";
  54         }
  55 }
  56
  57 if ($line ne "") {
  58         print "\n$line";
  59 }