From 5b6977f54e7aa62bee8851fc8df40bf631f10c2d Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sat, 17 Oct 2009 22:11:21 +0000
Subject: add experimental support for a new menuconfig submenu "Package
 features". allows selection between multiple packages providing the same
 feature, which affects dependencies of other packages. will be used e.g. for
 choosing between DirectFB and X.org for libraries like GTK2

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18056 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 scripts/metadata.pl | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'scripts/metadata.pl')

diff --git a/scripts/metadata.pl b/scripts/metadata.pl
index 8f146c3b0..2da885117 100755
--- a/scripts/metadata.pl
+++ b/scripts/metadata.pl
@@ -533,6 +533,30 @@ sub print_package_config_category($) {
 	undef $category{$cat};
 }
 
+sub print_package_features() {
+	keys %features > 0 or return;
+	print "menu \"Package features\"\n";
+	foreach my $n (keys %features) {
+		my @features = sort { $b->{priority} <=> $a->{priority} or $a->{title} cmp $b->{title} } @{$features{$n}};
+		print <<EOF;
+choice
+	prompt "$features[0]->{target_title}"
+	default FEATURE_$features[0]->{name}
+EOF
+
+		foreach my $feature (@features) {
+			print <<EOF;
+	config FEATURE_$feature->{name}
+		bool "$feature->{title}"
+		help
+$feature->{description}
+EOF
+		}
+		print "endchoice\n"
+	}
+	print "endmenu\n\n";
+}
+
 sub gen_package_config() {
 	parse_package_metadata($ARGV[0]) or exit 1;
 	print "menuconfig UCI_PRECONFIG\n\tbool \"Image configuration\"\n" if %preconfig;
@@ -549,6 +573,7 @@ sub gen_package_config() {
 EOF
 		}
 	}
+	print_package_features();
 	print_package_config_category 'Base system';
 	foreach my $cat (keys %category) {
 		print_package_config_category $cat;
-- 
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