add initial version of a package feeds management script
[openwrt.git] / scripts / metadata.pl
index 03041f9..f3d6e9d 100755 (executable)
@@ -1,23 +1,10 @@
 #!/usr/bin/perl
+use FindBin;
+use lib "$FindBin::Bin";
 use strict;
-my %preconfig;
-my %package;
-my %srcpackage;
-my %category;
-my %subdir;
-my %board;
-
-sub get_multiline {
-       my $prefix = shift;
-       my $str;
-       while (<>) {
-               last if /^@@/;
-               s/^\s*//g;
-               $str .= (($_ and $prefix) ? $prefix . $_ : $_);
-       }
+use metadata;
 
-       return $str;
-}
+my %board;
 
 sub confstr($) {
        my $conf = shift;
@@ -26,8 +13,13 @@ sub confstr($) {
 }
 
 sub parse_target_metadata() {
-       my ($target, @target, $profile);        
-       while (<>) {
+       my $file = shift @ARGV;
+       my ($target, @target, $profile);
+       open FILE, "<$file" or do {
+               warn "Can't open file '$file': $!\n";
+               return;
+       };
+       while (<FILE>) {
                chomp;
                /^Target:\s*(.+)\s*$/ and do {
                        $target = {
@@ -46,7 +38,7 @@ sub parse_target_metadata() {
                /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
                /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
                /^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
-               /^Target-Description:/ and $target->{desc} = get_multiline();
+               /^Target-Description:/ and $target->{desc} = get_multiline(*FILE);
                /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
                /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
                /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
@@ -61,10 +53,11 @@ sub parse_target_metadata() {
                };
                /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
                /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
-               /^Target-Profile-Description:\s*(.*)\s*/ and $profile->{desc} = get_multiline();
-               /^Target-Profile-Config:/ and $profile->{config} = get_multiline("\t");
+               /^Target-Profile-Description:\s*(.*)\s*/ and $profile->{desc} = get_multiline(*FILE);
+               /^Target-Profile-Config:/ and $profile->{config} = get_multiline(*FILE, "\t");
                /^Target-Profile-Kconfig:/ and $profile->{kconfig} = 1;
        }
+       close FILE;
        foreach my $target (@target) {
                @{$target->{profiles}} > 0 or $target->{profiles} = [
                        {
@@ -77,78 +70,6 @@ sub parse_target_metadata() {
        return @target;
 }
 
-sub parse_package_metadata() {
-       my $pkg;
-       my $makefile;
-       my $preconfig;
-       my $subdir;
-       my $src;
-       while (<>) {
-               chomp;
-               /^Source-Makefile: \s*((.+\/)([^\/]+)\/Makefile)\s*$/ and do {
-                       $makefile = $1;
-                       $subdir = $2;
-                       $src = $3;
-                       $subdir =~ s/^package\///;
-                       $subdir{$src} = $subdir;
-                       $srcpackage{$src} = [];
-                       undef $pkg;
-               };
-               /^Package:\s*(.+?)\s*$/ and do {
-                       $pkg = {};
-                       $pkg->{src} = $src;
-                       $pkg->{makefile} = $makefile;
-                       $pkg->{name} = $1;
-                       $pkg->{default} = "m if ALL";
-                       $pkg->{depends} = [];
-                       $pkg->{builddepends} = [];
-                       $pkg->{subdir} = $subdir;
-                       $package{$1} = $pkg;
-                       push @{$srcpackage{$src}}, $pkg;
-               };
-               /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
-               /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
-               /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
-               /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
-               /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
-               /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
-               /^Provides: \s*(.+)\s*$/ and do {
-                       my @vpkg = split /\s+/, $1;
-                       foreach my $vpkg (@vpkg) {
-                               $package{$vpkg} or $package{$vpkg} = { vdepends => [] };
-                               push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
-                       }
-               };
-               /^Depends: \s*(.+)\s*$/ and $pkg->{depends} = [ split /\s+/, $1 ];
-               /^Build-Depends: \s*(.+)\s*$/ and $pkg->{builddepends} = [ split /\s+/, $1 ];
-               /^Category: \s*(.+)\s*$/ and do {
-                       $pkg->{category} = $1;
-                       defined $category{$1} or $category{$1} = {};
-                       defined $category{$1}->{$src} or $category{$1}->{$src} = [];
-                       push @{$category{$1}->{$src}}, $pkg;
-               };
-               /^Description: \s*(.*)\s*$/ and $pkg->{description} = "\t\t $1\n". get_multiline("\t\t ");
-               /^Config: \s*(.*)\s*$/ and $pkg->{config} = "$1\n".get_multiline();
-               /^Prereq-Check:/ and $pkg->{prereq} = 1;
-               /^Preconfig:\s*(.+)\s*$/ and do {
-                       my $pkgname = $pkg->{name};
-                       $preconfig{$pkgname} or $preconfig{$pkgname} = {};
-                       if (exists $preconfig{$pkgname}->{$1}) {
-                               $preconfig = $preconfig{$pkgname}->{$1};
-                       } else {
-                               $preconfig = {
-                                       id => $1
-                               };
-                               $preconfig{$pkgname}->{$1} = $preconfig;
-                       }
-               };
-               /^Preconfig-Type:\s*(.*?)\s*$/ and $preconfig->{type} = $1;
-               /^Preconfig-Label:\s*(.*?)\s*$/ and $preconfig->{label} = $1;
-               /^Preconfig-Default:\s*(.*?)\s*$/ and $preconfig->{default} = $1;
-       }
-       return %category;
-}
-
 sub gen_kconfig_overrides() {
        my %config;
        my %kconfig;
@@ -318,20 +239,31 @@ EOF
        print "endchoice\n";
 }
 
-
-sub find_package_dep($$) {
+my %dep_check;
+sub __find_package_dep($$) {
        my $pkg = shift;
        my $name = shift;
        my $deps = ($pkg->{vdepends} or $pkg->{depends});
 
        return 0 unless defined $deps;
        foreach my $dep (@{$deps}) {
+               next if $dep_check{$dep};
+               $dep_check{$dep} = 1;
                return 1 if $dep eq $name;
-               return 1 if ($package{$dep} and (find_package_dep($package{$dep},$name) == 1));
+               return 1 if ($package{$dep} and (__find_package_dep($package{$dep},$name) == 1));
        }
        return 0;
 }
 
+# wrapper to avoid infinite recursion
+sub find_package_dep($$) {
+       my $pkg = shift;
+       my $name = shift;
+
+       %dep_check = ();
+       return __find_package_dep($pkg, $name);
+}
+
 sub package_depends($$) {
        my $a = shift;
        my $b = shift;
@@ -452,7 +384,7 @@ sub print_package_config_category($) {
 }
 
 sub gen_package_config() {
-       parse_package_metadata();
+       parse_package_metadata($ARGV[0]) or exit 1;
        print "menuconfig UCI_PRECONFIG\n\tbool \"Image configuration\"\n";
        foreach my $preconfig (keys %preconfig) {
                foreach my $cfg (keys %{$preconfig{$preconfig}}) {
@@ -478,7 +410,7 @@ sub gen_package_mk() {
        my %dep;
        my $line;
 
-       parse_package_metadata();
+       parse_package_metadata($ARGV[0]) or exit 1;
        foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
                my $config;
                my $pkg = $package{$name};
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