1 files changed, 91 insertions, 0 deletions
diff --git a/scripts/gen_deps.pl b/scripts/gen_deps.pl
new file mode 100755
index 0000000000..745d31c7d0
--- /dev/null
+++ b/scripts/gen_deps.pl
@@ -0,0 +1,91 @@
+#!/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;
+	};
+	$line =~ /^Package: \s*(.+)\s*$/ and do {
+		$name = $1;
+		defined $pkg{$name} or $pkg{$name} = {};
+		$pkg{$name}->{src} = $src;
+	};
+	$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 $config;
+	
+	if ($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;
+		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";
+}