make target/linux/* directories self-contained, use the selected kernel version for the toolchain, autogenerate menuconfig and makefile code for target selection

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5498 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 65 insertions, 0 deletions

diff --git a/scripts/gen_target_mk.pl b/scripts/gen_target_mk.pl
new file mode 100755
index 0000000000..52f2a5c06d
--- /dev/null
+++ b/scripts/gen_target_mk.pl
@@ -0,0 +1,65 @@
+#!/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 @target;
+my $target;
+
+while (<>) {
+	chomp;
+	/^Target:\s*((.+)-(\d+\.\d+))\s*$/ and do {
+		$target = {
+			id => $1,
+			board => $2,
+			kernel => $3
+		};
+		push @target, $target;
+	};
+	/^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
+	/^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
+	/^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
+	/^Target-Features:\s*(.+)\s*$/ and do {
+		my $f = [];
+		$target->{features} = $f;
+		@$f = split /\s+/, $1;
+	};
+	/^Target-Description:/ and do {
+		my $desc;
+		while (<>) {
+			last if /^@@/;
+			$desc .= $_;
+		}
+		$target->{desc} = $desc;
+	};
+	/^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
+	/^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
+	/^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
+}
+
+@target = sort {
+	$a->{id} cmp $b->{id}
+} @target;
+
+foreach $target (@target) {
+	my $conf = uc $target->{kernel}.'_'.$target->{board};
+	$conf =~ tr/\.-/__/;
+	print <<EOF
+ifeq (\$(CONFIG_LINUX_$conf),y)
+  define Target
+    KERNEL:=$target->{kernel}
+    BOARD:=$target->{board}
+    LINUX_VERSION:=$target->{version}
+    LINUX_RELEASE:=$target->{release}
+    LINUX_KARCH:=$target->{karch}
+  endef
+endif
+
+EOF
+}
+print "\$(eval \$(call Target))\n";