OpenWrt – Rev 1
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#!/usr/bin/env perl
use FindBin;
use lib "$FindBin::Bin";
use strict;
use metadata;
use Getopt::Long;
my %board;
sub version_to_num($) {
my $str = shift;
my $num = 0;
if (defined($str) && $str =~ /^\d+(?:\.\d+)+$/)
{
my @n = (split(/\./, $str), 0, 0, 0, 0);
$num = ($n[0] << 24) | ($n[1] << 16) | ($n[2] << 8) | $n[3];
}
return $num;
}
sub version_filter_list(@) {
my $cmpver = version_to_num(shift @_);
my @items;
foreach my $item (@_)
{
if ($item =~ s/@(lt|le|gt|ge|eq|ne)(\d+(?:\.\d+)+)\b//)
{
my $op = $1;
my $symver = version_to_num($2);
if ($symver > 0 && $cmpver > 0)
{
next unless (($op eq 'lt' && $cmpver < $symver) ||
($op eq 'le' && $cmpver <= $symver) ||
($op eq 'gt' && $cmpver > $symver) ||
($op eq 'ge' && $cmpver >= $symver) ||
($op eq 'eq' && $cmpver == $symver) ||
($op eq 'ne' && $cmpver != $symver));
}
}
push @items, $item;
}
return @items;
}
sub gen_kconfig_overrides() {
my %config;
my %kconfig;
my $package;
my $pkginfo = shift @ARGV;
my $cfgfile = shift @ARGV;
my $patchver = shift @ARGV;
# parameter 2: build system config
open FILE, "<$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 $config (version_filter_list($patchver, @config)) {
my $val = 'm';
my $override;
if ($config =~ /^(.+?)=(.+)$/) {
$config = $1;
$override = 1;
$val = $2;
}
if ($config{"CONFIG_PACKAGE_$package"} and ($config ne 'n')) {
next if $kconfig{$config} eq 'y';
$kconfig{$config} = $val;
} elsif (!$override) {
$kconfig{$config} or $kconfig{$config} = 'n';
}
}
};
};
close FILE;
foreach my $kconfig (sort keys %kconfig) {
if ($kconfig{$kconfig} eq 'n') {
print "# $kconfig is not set\n";
} else {
print "$kconfig=$kconfig{$kconfig}\n";
}
}
}
my %dep_check;
sub __find_package_dep($$) {
my $pkg = shift;
my $name = shift;
my $deps = $pkg->{depends};
return 0 unless defined $deps;
foreach my $vpkg (@{$deps}) {
foreach my $dep (@{$vpackage{$vpkg}}) {
next if $dep_check{$dep->{name}};
$dep_check{$dep->{name}} = 1;
return 1 if $dep->{name} eq $name;
return 1 if (__find_package_dep($dep, $name) == 1);
}
}
return 0;
}
# wrapper to avoid infinite recursion
sub find_package_dep($$) {
my $pkg = shift;
my $name = shift;
%dep_check = ();
return __find_package_dep($pkg, $name);
}
sub package_depends($$) {
my $a = shift;
my $b = shift;
my $ret;
return 0 if ($a->{submenu} ne $b->{submenu});
if (find_package_dep($a, $b->{name}) == 1) {
$ret = 1;
} elsif (find_package_dep($b, $a->{name}) == 1) {
$ret = -1;
} else {
return 0;
}
return $ret;
}
sub mconf_depends {
my $pkgname = shift;
my $depends = shift;
my $only_dep = shift;
my $res;
my $dep = shift;
my $seen = shift;
my $parent_condition = shift;
$dep or $dep = {};
$seen or $seen = {};
my @t_depends;
$depends or return;
my @depends = @$depends;
foreach my $depend (@depends) {
my $m = "depends on";
my $flags = "";
$depend =~ s/^([@\+]+)// and $flags = $1;
my $condition = $parent_condition;
next if $condition eq $depend;
next if $seen->{"$parent_condition:$depend"};
next if $seen->{":$depend"};
$seen->{"$parent_condition:$depend"} = 1;
if ($depend =~ /^(.+):(.+)$/) {
if ($1 ne "PACKAGE_$pkgname") {
if ($condition) {
$condition = "$condition && $1";
} else {
$condition = $1;
}
}
$depend = $2;
}
if ($flags =~ /\+/) {
my $vdep = $vpackage{$depend};
if ($vdep) {
my @vdeps;
foreach my $v (@$vdep) {
next if $v->{buildonly};
if ($v->{variant_default}) {
unshift @vdeps, $v->{name};
} else {
push @vdeps, $v->{name};
}
}
$depend = shift @vdeps;
if (@vdeps > 1) {
$condition = ($condition ? "$condition && " : '') . '!('.join("||", map { "PACKAGE_".$_ } @vdeps).')';
} elsif (@vdeps > 0) {
$condition = ($condition ? "$condition && " : '') . '!PACKAGE_'.$vdeps[0];
}
}
# Menuconfig will not treat 'select FOO' as a real dependency
# thus if FOO depends on other config options, these dependencies
# will not be checked. To fix this, we simply emit all of FOO's
# depends here as well.
$package{$depend} and push @t_depends, [ $package{$depend}->{depends}, $condition ];
$m = "select";
next if $only_dep;
$flags =~ /@/ or $depend = "PACKAGE_$depend";
} else {
my $vdep = $vpackage{$depend};
if ($vdep && @$vdep > 0) {
$depend = join("||", map { "PACKAGE_".$_->{name} } @$vdep);
} else {
$flags =~ /@/ or $depend = "PACKAGE_$depend";
}
}
if ($condition) {
if ($m =~ /select/) {
next if $depend eq $condition;
$depend = "$depend if $condition";
} else {
next if $dep->{"$depend if $condition"};
$depend = "!($condition) || $depend" unless $dep->{$condition} eq 'select';
}
}
$dep->{$depend} =~ /select/ or $dep->{$depend} = $m;
}
foreach my $tdep (@t_depends) {
mconf_depends($pkgname, $tdep->[0], 1, $dep, $seen, $tdep->[1]);
}
foreach my $depend (keys %$dep) {
my $m = $dep->{$depend};
$res .= "\t\t$m $depend\n";
}
return $res;
}
sub mconf_conflicts {
my $pkgname = shift;
my $depends = shift;
my $res = "";
foreach my $depend (@$depends) {
next unless $package{$depend};
$res .= "\t\tdepends on m || (PACKAGE_$depend != y)\n";
}
return $res;
}
sub print_package_config_category($) {
my $cat = shift;
my %menus;
my %menu_dep;
return unless $category{$cat};
print "menu \"$cat\"\n\n";
my %spkg = %{$category{$cat}};
foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
foreach my $pkg (@{$spkg{$spkg}}) {
next if $pkg->{buildonly};
my $menu = $pkg->{submenu};
if ($menu) {
$menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
} else {
$menu = 'undef';
}
$menus{$menu} or $menus{$menu} = [];
push @{$menus{$menu}}, $pkg;
}
}
my @menus = sort {
($a eq 'undef' ? 1 : 0) or
($b eq 'undef' ? -1 : 0) or
($a cmp $b)
} keys %menus;
foreach my $menu (@menus) {
my @pkgs = sort {
package_depends($a, $b) or
($a->{name} cmp $b->{name})
} @{$menus{$menu}};
if ($menu ne 'undef') {
$menu_dep{$menu} and print "if $menu_dep{$menu}\n";
print "menu \"$menu\"\n";
}
foreach my $pkg (@pkgs) {
next if $pkg->{src}{ignore};
my $title = $pkg->{name};
my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
if ($c > 0) {
$title .= ("." x $c). " ". $pkg->{title};
}
$title = "\"$title\"";
print "\t";
$pkg->{menu} and print "menu";
print "config PACKAGE_".$pkg->{name}."\n";
$pkg->{hidden} and $title = "";
print "\t\t".($pkg->{tristate} ? 'tristate' : 'bool')." $title\n";
print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
unless ($pkg->{hidden}) {
my @def = ("ALL");
if (!exists($pkg->{repository})) {
push @def, "ALL_NONSHARED";
}
if ($pkg->{name} =~ /^kmod-/) {
push @def, "ALL_KMODS";
}
$pkg->{default} ||= "m if " . join("||", @def);
}
if ($pkg->{default}) {
foreach my $default (split /\s*,\s*/, $pkg->{default}) {
print "\t\tdefault $default\n";
}
}
print mconf_depends($pkg->{name}, $pkg->{depends}, 0);
print mconf_depends($pkg->{name}, $pkg->{mdepends}, 0);
print mconf_conflicts($pkg->{name}, $pkg->{conflicts});
print "\t\thelp\n";
print $pkg->{description};
print "\n";
$pkg->{config} and print $pkg->{config}."\n";
}
if ($menu ne 'undef') {
print "endmenu\n";
$menu_dep{$menu} and print "endif\n";
}
}
print "endmenu\n\n";
undef $category{$cat};
}
sub print_package_overrides() {
keys %overrides > 0 or return;
print "\tconfig OVERRIDE_PKGS\n";
print "\t\tstring\n";
print "\t\tdefault \"".join(" ", sort keys %overrides)."\"\n\n";
}
sub gen_package_config() {
parse_package_metadata($ARGV[0]) or exit 1;
print "menuconfig IMAGEOPT\n\tbool \"Image configuration\"\n\tdefault n\n";
print "source \"package/*/image-config.in\"\n";
if (scalar glob "package/feeds/*/*/image-config.in") {
print "source \"package/feeds/*/*/image-config.in\"\n";
}
print_package_config_category 'Base system';
foreach my $cat (sort {uc($a) cmp uc($b)} keys %category) {
print_package_config_category $cat;
}
print_package_overrides();
}
sub get_conditional_dep($$) {
my $condition = shift;
my $depstr = shift;
if ($condition) {
if ($condition =~ /^!(.+)/) {
return "\$(if \$(CONFIG_$1),,$depstr)";
} else {
return "\$(if \$(CONFIG_$condition),$depstr)";
}
} else {
return $depstr;
}
}
sub gen_package_mk() {
my $line;
parse_package_metadata($ARGV[0]) or exit 1;
foreach my $srcname (sort {uc($a) cmp uc($b)} keys %srcpackage) {
my $src = $srcpackage{$srcname};
my $variant_default;
my %deplines = ('' => {});
foreach my $pkg (@{$src->{packages}}) {
foreach my $dep (@{$pkg->{depends}}) {
next if ($dep =~ /@/);
my $condition;
$dep =~ s/\+//g;
if ($dep =~ /^(.+):(.+)/) {
$condition = $1;
$dep = $2;
}
my $vpkg_dep = $vpackage{$dep};
unless (defined $vpkg_dep) {
warn sprintf "WARNING: Makefile '%s' has a dependency on '%s', which does not exist\n",
$src->{makefile}, $dep;
next;
}
# Filter out self-depends
my @vdeps = grep { $srcname ne $_->{src}{name} } @{$vpkg_dep};
foreach my $vdep (@vdeps) {
my $depstr = sprintf '$(curdir)/%s/compile', $vdep->{src}{path};
if (@vdeps > 1) {
$depstr = sprintf '$(if $(CONFIG_PACKAGE_%s),%s)', $vdep->{name}, $depstr;
}
my $depline = get_conditional_dep($condition, $depstr);
if ($depline) {
$deplines{''}{$depline}++;
}
}
}
my $config = '';
$config = sprintf '$(CONFIG_PACKAGE_%s)', $pkg->{name} unless $pkg->{buildonly};
$pkg->{prereq} and printf "prereq-%s += %s\n", $config, $src->{path};
next if $pkg->{buildonly};
printf "package-%s += %s\n", $config, $src->{path};
if ($pkg->{variant}) {
if (!defined($variant_default) or $pkg->{variant_default}) {
$variant_default = $pkg->{variant};
}
printf "\$(curdir)/%s/variants += \$(if %s,%s)\n", $src->{path}, $config, $pkg->{variant};
}
}
if (defined($variant_default)) {
printf "\$(curdir)/%s/default-variant := %s\n", $src->{path}, $variant_default;
}
unless (grep {!$_->{buildonly}} @{$src->{packages}}) {
printf "package- += %s\n", $src->{path};
}
if (@{$src->{buildtypes}} > 0) {
printf "buildtypes-%s = %s\n", $src->{path}, join(' ', @{$src->{buildtypes}});
}
foreach my $type ('', @{$src->{buildtypes}}) {
my $suffix = '';
$suffix = "/$type" if $type;
next unless $src->{"builddepends$suffix"};
defined $deplines{$suffix} or $deplines{$suffix} = {};
foreach my $dep (@{$src->{"builddepends$suffix"}}) {
my $depsuffix = "";
my $deptype = "";
my $condition;
if ($dep =~ /^(.+):(.+)/) {
$condition = $1;
$dep = $2;
}
if ($dep =~ /^(.+)\/(.+)/) {
$dep = $1;
$deptype = $2;
$depsuffix = "/$2";
}
next if $srcname.$suffix eq $dep.$depsuffix;
my $src_dep = $srcpackage{$dep};
unless (defined($src_dep) && (!$deptype || grep { $_ eq $deptype } @{$src_dep->{buildtypes}})) {
warn sprintf "WARNING: Makefile '%s' has a build dependency on '%s', which does not exist\n",
$src->{makefile}, $dep.$depsuffix;
next;
}
my $depstr = sprintf '$(curdir)/%s/compile', $src_dep->{path}.$depsuffix;
my $depline = get_conditional_dep($condition, $depstr);
if ($depline) {
$deplines{$suffix}{$depline}++;
}
}
}
foreach my $suffix (sort keys %deplines) {
my $depline = join(" ", sort keys %{$deplines{$suffix}});
if ($depline) {
$line .= sprintf "\$(curdir)/%s/compile += %s\n", $src->{path}.$suffix, $depline;
}
}
}
if ($line ne "") {
print "\n$line";
}
}
sub gen_package_source() {
parse_package_metadata($ARGV[0]) or exit 1;
foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
my $pkg = $package{$name};
if ($pkg->{name} && $pkg->{source}) {
print "$pkg->{name}: ";
print "$pkg->{source}\n";
}
}
}
sub gen_package_auxiliary() {
parse_package_metadata($ARGV[0]) or exit 1;
foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
my $pkg = $package{$name};
if ($pkg->{name} && $pkg->{repository}) {
print "Package/$name/subdir = $pkg->{repository}\n";
}
if ($pkg->{name} && defined($pkg->{abiversion}) && length($pkg->{abiversion})) {
my $abiv;
if ($pkg->{abiversion} =~ m!^(\d{4})-(\d{2})-(\d{2})-[0-9a-f]{7,40}$!) {
print STDERR "WARNING: Reducing ABI version '$pkg->{abiversion}' of package '$name' to '$1$2$3'\n";
$abiv = "$1$2$3";
}
else {
$abiv = $pkg->{abiversion};
}
foreach my $n (@{$pkg->{provides}}) {
print "Package/$n/abiversion = $abiv\n";
}
}
}
}
sub gen_package_license($) {
my $level = shift;
parse_package_metadata($ARGV[0]) or exit 1;
foreach my $name (sort {uc($a) cmp uc($b)} keys %package) {
my $pkg = $package{$name};
if ($pkg->{name}) {
if ($pkg->{license}) {
print "$pkg->{name}: ";
print "$pkg->{license}\n";
if ($pkg->{licensefiles} && $level == 0) {
print "\tFiles: $pkg->{licensefiles}\n";
}
} else {
if ($level == 1) {
print "$pkg->{name}: Missing license! ";
print "Please fix $pkg->{src}{makefile}\n";
}
}
}
}
}
sub gen_version_filtered_list() {
foreach my $item (version_filter_list(@ARGV)) {
print "$item\n";
}
}
sub gen_usergroup_list() {
parse_package_metadata($ARGV[0]) or exit 1;
for my $name (keys %usernames) {
print "user $name $usernames{$name}{id} $usernames{$name}{makefile}\n";
}
for my $name (keys %groupnames) {
print "group $name $groupnames{$name}{id} $groupnames{$name}{makefile}\n";
}
}
sub parse_command() {
GetOptions("ignore=s", \@ignore);
my $cmd = shift @ARGV;
for ($cmd) {
/^mk$/ and return gen_package_mk();
/^config$/ and return gen_package_config();
/^kconfig/ and return gen_kconfig_overrides();
/^source$/ and return gen_package_source();
/^pkgaux$/ and return gen_package_auxiliary();
/^license$/ and return gen_package_license(0);
/^licensefull$/ and return gen_package_license(1);
/^usergroup$/ and return gen_usergroup_list();
/^version_filter$/ and return gen_version_filtered_list();
}
die <<EOF
Available Commands:
$0 mk [file] Package metadata in makefile format
$0 config [file] Package metadata in Kconfig format
$0 kconfig [file] [config] [patchver] Kernel config overrides
$0 source [file] Package source file information
$0 pkgaux [file] Package auxiliary variables in makefile format
$0 license [file] Package license information
$0 licensefull [file] Package license information (full list)
$0 usergroup [file] Package usergroup allocation list
$0 version_filter [patchver] [list...] Filter list of version tagged strings
Options:
--ignore <name> Ignore the source package <name>
EOF
}
parse_command();