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.pm | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'scripts/metadata.pm')

diff --git a/scripts/metadata.pm b/scripts/metadata.pm
index dd62b4c04..8302728be 100644
--- a/scripts/metadata.pm
+++ b/scripts/metadata.pm
@@ -2,13 +2,14 @@ package metadata;
 use base 'Exporter';
 use strict;
 use warnings;
-our @EXPORT = qw(%package %srcpackage %category %subdir %preconfig clear_packages parse_package_metadata get_multiline);
+our @EXPORT = qw(%package %srcpackage %category %subdir %preconfig %features clear_packages parse_package_metadata get_multiline);
 
 our %package;
 our %preconfig;
 our %srcpackage;
 our %category;
 our %subdir;
+our %features;
 
 sub get_multiline {
 	my $fh = shift;
@@ -28,11 +29,13 @@ sub clear_packages() {
 	%package = ();
 	%srcpackage = ();
 	%category = ();
+	%features = ();
 }
 
 sub parse_package_metadata($) {
 	my $file = shift;
 	my $pkg;
+	my $feature;
 	my $makefile;
 	my $preconfig;
 	my $subdir;
@@ -55,6 +58,7 @@ sub parse_package_metadata($) {
 		};
 		next unless $src;
 		/^Package:\s*(.+?)\s*$/ and do {
+			undef $feature;
 			$pkg = {};
 			$pkg->{src} = $src;
 			$pkg->{makefile} = $makefile;
@@ -69,6 +73,24 @@ sub parse_package_metadata($) {
 			$package{$1} = $pkg;
 			push @{$srcpackage{$src}}, $pkg;
 		};
+		/^Feature:\s*(.+?)\s*$/ and do {
+			undef $pkg;
+			$feature = {};
+			$feature->{name} = $1;
+			$feature->{priority} = 0;
+		};
+		$feature and do {
+			/^Target-Name:\s*(.+?)\s*$/ and do {
+				$features{$1} or $features{$1} = [];
+				push @{$features{$1}}, $feature;
+			};
+			/^Target-Title:\s*(.+?)\s*$/ and $feature->{target_title} = $1;
+			/^Feature-Priority:\s*(\d+)\s*$/ and $feature->{priority} = $1;
+			/^Feature-Name:\s*(.+?)\s*$/ and $feature->{title} = $1;
+			/^Feature-Description:/ and $feature->{description} = get_multiline(\*FILE, "\t\t\t");
+			next;
+		};
+		next unless $pkg;
 		/^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
 		/^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
 		/^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
-- 
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