From cf4e7af392186e57f213053a898c62cd9400b692 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 11 Nov 2006 23:11:02 +0000
Subject: make target/linux/* directories self-contained, use the selected
 kernel version for the toolchain, autogenerate menuconfig and makefile code
 for target selection

SVN-Revision: 5498
---
 scripts/gen_package_config.pl | 191 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 191 insertions(+)
 create mode 100755 scripts/gen_package_config.pl

(limited to 'scripts/gen_package_config.pl')

diff --git a/scripts/gen_package_config.pl b/scripts/gen_package_config.pl
new file mode 100755
index 0000000000..9c705af563
--- /dev/null
+++ b/scripts/gen_package_config.pl
@@ -0,0 +1,191 @@
+#!/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 $src;
+my $makefile;
+my $pkg;
+my %package;
+my %category;
+
+
+sub find_dep($$) {
+	my $pkg = shift;
+	my $name = shift;
+	my $deps = ($pkg->{vdepends} or $pkg->{depends});
+
+	return 0 unless defined $deps;
+	foreach my $dep (@{$deps}) {
+		return 1 if $dep eq $name;
+		return 1 if ($package{$dep} and (find_dep($package{$dep},$name) == 1));
+	}
+	return 0;
+}
+
+sub depends($$) {
+	my $a = shift;
+	my $b = shift;
+	my $ret;
+
+	return 0 if ($a->{submenu} ne $b->{submenu});
+	if (find_dep($a, $b->{name}) == 1) {
+		$ret = 1;
+	} elsif (find_dep($b, $a->{name}) == 1) {
+		$ret = -1;
+	} else {
+		return 0;
+	}
+#	print STDERR "depends($a->{name}, $b->{name}) == $ret\n";
+	return $ret;
+}
+
+
+sub print_category($) {
+	my $cat = shift;
+	my %menus;
+	my %menu_dep;
+	
+	return unless $category{$cat};
+	
+	print "menu \"$cat\"\n\n";
+	my %spkg = %{$category{$cat}};
+	
+	foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
+		foreach my $pkg (@{$spkg{$spkg}}) {
+			my $menu = $pkg->{submenu};
+			if ($menu) {
+				$menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
+			} else {
+				$menu = 'undef';
+			}
+			$menus{$menu} or $menus{$menu} = [];
+			push @{$menus{$menu}}, $pkg;
+		}
+	}
+	my @menus = sort {
+		($a eq 'undef' ?  1 : 0) or
+		($b eq 'undef' ? -1 : 0) or
+		($a cmp $b)
+	} keys %menus;
+
+	foreach my $menu (@menus) {
+		my @pkgs = sort {
+			depends($a, $b) or
+			($a->{name} cmp $b->{name})
+		} @{$menus{$menu}};
+		if ($menu ne 'undef') {
+			$menu_dep{$menu} and print "if $menu_dep{$menu}\n";
+			print "menu \"$menu\"\n";
+		}
+		foreach my $pkg (@pkgs) {
+			my $title = $pkg->{name};
+			my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
+			if ($c > 0) {
+				$title .= ("." x $c). " ". $pkg->{title};
+			}
+			print "\t";
+			$pkg->{menu} and print "menu";
+			print "config PACKAGE_".$pkg->{name}."\n";
+			print "\t\ttristate \"$title\"\n";
+			foreach my $default (split /\s*,\s*/, $pkg->{default}) {
+				print "\t\tdefault $default\n";
+			}
+			foreach my $depend (@{$pkg->{depends}}) {
+				my $m = "depends";
+				$depend =~ s/^([@\+]+)//;
+				my $flags = $1;
+				my $vdep;
+				
+				if ($vdep = $package{$depend}->{vdepends}) {
+					$depend = join("||", map { "PACKAGE_".$_ } @$vdep);
+				} else {
+					$flags =~ /@/ or $depend = "PACKAGE_$depend";
+					$flags =~ /\+/ and $m = "select";
+				}
+				print "\t\t$m $depend\n";
+			}
+			print "\t\thelp\n";
+			print $pkg->{description};
+			print "\n";
+
+			$pkg->{config} and print $pkg->{config}."\n";
+		}
+		if ($menu ne 'undef') {
+			print "endmenu\n";
+			$menu_dep{$menu} and print "endif\n";
+		}
+	}
+	print "endmenu\n\n";
+	
+	undef $category{$cat};
+}
+
+my $line;
+while ($line = <>) {
+	chomp $line;
+	$line =~ /^Source-Makefile: \s*(.+\/([^\/]+)\/Makefile)\s*$/ and do {
+		$makefile = $1;
+		$src = $2;
+		undef $pkg;
+	};
+	$line =~ /^Package: \s*(.+)\s*$/ and do {
+		$pkg = {};
+		$pkg->{src} = $src;
+		$pkg->{makefile} = $makefile;
+		$pkg->{name} = $1;
+		$pkg->{default} = "m if ALL";
+		$package{$1} = $pkg;
+	};
+	$line =~ /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
+	$line =~ /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
+	$line =~ /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
+	$line =~ /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
+	$line =~ /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
+	$line =~ /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
+	$line =~ /^Provides: \s*(.+)\s*$/ and do {
+		my @vpkg = split /\s+/, $1;
+		foreach my $vpkg (@vpkg) {
+			$package{$vpkg} or $package{$vpkg} = { vdepends => [] };
+			push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
+		}
+	};
+	$line =~ /^Depends: \s*(.+)\s*$/ and do {
+		my @dep = split /\s+/, $1;
+		$pkg->{depends} = \@dep;
+	};
+	$line =~ /^Category: \s*(.+)\s*$/ and do {
+		$pkg->{category} = $1;
+		defined $category{$1} or $category{$1} = {};
+		defined $category{$1}->{$src} or $category{$1}->{$src} = [];
+		push @{$category{$1}->{$src}}, $pkg;
+	};
+	$line =~ /^Description: \s*(.*)\s*$/ and do {
+		my $desc = "\t\t$1\n\n";
+		my $line;
+		while ($line = <>) {
+			last if $line =~ /^@@/;
+			$desc .= "\t\t$line";
+		}
+		$pkg->{description} = $desc;
+	};
+	$line =~ /^Config: \s*(.*)\s*$/ and do {
+		my $conf = "$1\n";
+		my $line;
+		while ($line = <>) {
+			last if $line =~ /^@@/;
+			$conf .= "$line";
+		}
+		$pkg->{config} = $conf;
+	}
+}
+
+print_category 'Base system';
+foreach my $cat (keys %category) {
+	print_category $cat;
+}
-- 
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