From b57af5044a8f3764b1f63504525be6e843b36ccc Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
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 8f146c3b00..2da8851171 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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