dynamically enable/disable kernel config options for kmod packages based on build...

[openwrt/svn-archive/archive.git] / scripts / metadata.pl

diff --git a/scripts/metadata.pl b/scripts/metadata.pl
index 46f66446a817fb20760521ba3921e38db6594d78..a665361daa8e3ff5e3500a1fcc2a9f96a07b22fe 100755 (executable)
--- a/scripts/metadata.pl
+++ b/scripts/metadata.pl
@@ -137,6 +137,42 @@ sub parse_package_metadata() {
        return %category;
 }
 
+sub gen_kconfig_overrides() {
+       my %config;
+       my $package;
+       my $pkginfo = shift @ARGV;
+       my $cfgfile = shift @ARGV;
+
+       # parameter 2: build system config
+       open FILE, "<$cfgfile" or return;
+       while (<FILE>) {
+               /^(CONFIG_.+?)=(.+)$/ and $config{$1} = 1;
+       }
+       close FILE;
+
+       # parameter 1: package metadata
+       open FILE, "<$pkginfo" or return;
+       while (<FILE>) {
+               /^Package:\s*(.+?)\s*$/ and $package = $1;
+               /^Kernel-Config:\s*(.+?)\s*$/ and do {
+                       my @config = split /\s+/, $1;
+                       foreach my $config (@config) {
+                               my $val = 'm';
+                               if ($config =~ /^(.+?)=(.+)$/) {
+                                       $config = $1;
+                                       $val = $2;
+                               }
+                               if ($config{"CONFIG_PACKAGE_$package"} and ($config ne 'n')) {
+                                       print "$config=$val\n";
+                               } else {
+                                       print "# $config is not set\n";
+                               }
+                       }
+               };
+       };
+       close FILE;
+}
+
 sub merge_package_lists($$) {
        my $list1 = shift;
        my $list2 = shift;
@@ -572,13 +608,16 @@ sub parse_command() {
                /^target_config$/ and return gen_target_config();
                /^package_mk$/ and return gen_package_mk();
                /^package_config$/ and return gen_package_config();
+               /^kconfig/ and return gen_kconfig_overrides();
        }
        print <<EOF
 Available Commands:
        $0 target_mk [file]             Target metadata in makefile format
        $0 target_config [file]         Target metadata in Kconfig format
-       $0 package_mk [file]            Package metadata in makefile format
+       $0 package_mk [file]            Package metadata in makefile format
        $0 package_config [file]        Package metadata in Kconfig format
+       $0 kconfig [file] [config]      Kernel config overrides
+
 EOF
 }