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#!/usr/bin/perl
#
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
use strict;
my $name;
my $src;
my $makefile;
my %conf;
my %pkg;
my %prereq;
my %dep;
my %options;
my $opt;
while ($opt = shift @ARGV) {
$opt =~ /^-s/ and $options{SDK} = 1;
}
my $line;
while ($line = <>) {
chomp $line;
$line =~ /^Source-Makefile: \s*(.+\/([^\/]+)\/Makefile)\s*$/ and do {
$makefile = $1;
$src = $2;
defined $pkg{$src} or $pkg{$src} = {};
$pkg{$src}->{src} = $src;
};
$line =~ /^Package: \s*(.+)\s*$/ and do {
$name = $1;
defined $pkg{$name} or $pkg{$name} = {};
$pkg{$name}->{src} = $src;
};
$line =~ /^Provides: \s*(.+)\s*$/ and do {
foreach my $vpkg (split /\s+/, $1) {
defined $pkg{$vpkg} or $pkg{$vpkg} = {};
$pkg{$vpkg}->{virtual} = 1;
}
};
$line =~ /^Prereq-Check:/ and !defined $prereq{$src} and do {
$pkg{$name}->{prereq} = 1;
};
$line =~ /^(Build-)?Depends: \s*(.+)\s*$/ and do {
$pkg{$name}->{depends} ||= [];
foreach my $v (split /\s+/, $2) {
next if $v =~ /^[\+]?@/;
$v =~ s/^\+//;
push @{$pkg{$name}->{depends}}, $v;
}
};
}
$line="";
foreach $name (sort {uc($a) cmp uc($b)} keys %pkg) {
my $config;
next if defined $pkg{$name}->{virtual};
if ($options{SDK}) {
$conf{$pkg{$name}->{src}} or do {
$config = 'm';
$conf{$pkg{$name}->{src}} = 1;
};
} else {
$config = "\$(CONFIG_PACKAGE_$name)"
}
if ($config) {
print "package-$config += $pkg{$name}->{src}\n";
$pkg{$name}->{prereq} and print "prereq-$config += $pkg{$name}->{src}\n";
}
my $hasdeps = 0;
my $depline = "";
foreach my $dep (@{$pkg{$name}->{depends}}) {
my $idx;
next if defined $pkg{$dep}->{virtual};
if (defined $pkg{$dep}->{src}) {
($pkg{$name}->{src} ne $pkg{$dep}->{src}) and $idx = $pkg{$dep}->{src};
} elsif (defined($pkg{$dep}) && !$options{SDK}) {
$idx = $dep;
}
undef $idx if $idx =~ /^(kernel)|(base-files)$/;
if ($idx) {
next if $dep{$pkg{$name}->{src}."->".$idx};
$depline .= " $idx\-compile";
$dep{$pkg{$name}->{src}."->".$idx} = 1;
}
}
if ($depline ne "") {
$line .= "$pkg{$name}->{src}-compile: $depline\n";
}
}
if ($line ne "") {
print "\n$line";
}
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