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475 lines
11 KiB
Perl
475 lines
11 KiB
Perl
#!/usr/bin/perl
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use strict;
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my %package;
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my %category;
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sub parse_target_metadata() {
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my ($target, @target, $profile);
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while (<>) {
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chomp;
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/^Target:\s*((.+)-(\d+\.\d+))\s*$/ and do {
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my $conf = uc $3.'_'.$2;
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$conf =~ tr/\.-/__/;
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$target = {
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id => $1,
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conf => $conf,
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board => $2,
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kernel => $3,
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profiles => []
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};
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push @target, $target;
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};
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/^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
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/^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
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/^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
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/^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
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/^Target-Description:/ and do {
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my $desc;
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while (<>) {
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last if /^@@/;
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$desc .= $_;
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}
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$target->{desc} = $desc;
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};
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/^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
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/^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
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/^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
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/^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
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/^Target-Profile:\s*(.+)\s*$/ and do {
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$profile = {
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id => $1,
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name => $1,
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packages => []
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};
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push @{$target->{profiles}}, $profile;
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};
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/^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
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/^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
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/^Target-Profile-Description:/ and do {
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my $desc;
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while (<>) {
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last if /^@@/;
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$desc .= $_;
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}
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$profile->{desc} = $desc;
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};
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/^Target-Profile-Kconfig:/ and $profile->{kconfig} = 1;
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}
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foreach my $target (@target) {
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@{$target->{profiles}} > 0 or $target->{profiles} = [
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{
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id => 'Default',
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name => 'Default',
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packages => []
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}
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];
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}
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return @target;
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}
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sub parse_package_metadata() {
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my $pkg;
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my $makefile;
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my $src;
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while (<>) {
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chomp;
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/^Source-Makefile: \s*(.+\/([^\/]+)\/Makefile)\s*$/ and do {
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$makefile = $1;
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$src = $2;
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undef $pkg;
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};
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/^Package: \s*(.+)\s*$/ and do {
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$pkg = {};
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$pkg->{src} = $src;
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$pkg->{makefile} = $makefile;
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$pkg->{name} = $1;
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$pkg->{default} = "m if ALL";
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$package{$1} = $pkg;
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};
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/^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
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/^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
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/^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
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/^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
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/^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
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/^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
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/^Provides: \s*(.+)\s*$/ and do {
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my @vpkg = split /\s+/, $1;
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foreach my $vpkg (@vpkg) {
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$package{$vpkg} or $package{$vpkg} = { vdepends => [] };
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push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
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}
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};
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/^Depends: \s*(.+)\s*$/ and do {
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my @dep = split /\s+/, $1;
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$pkg->{depends} = \@dep;
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};
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/^Category: \s*(.+)\s*$/ and do {
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$pkg->{category} = $1;
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defined $category{$1} or $category{$1} = {};
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defined $category{$1}->{$src} or $category{$1}->{$src} = [];
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push @{$category{$1}->{$src}}, $pkg;
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};
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/^Description: \s*(.*)\s*$/ and do {
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my $desc = "\t\t$1\n\n";
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my $line;
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while ($line = <>) {
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last if $line =~ /^@@/;
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$desc .= "\t\t$line";
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}
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$pkg->{description} = $desc;
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};
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/^Config: \s*(.*)\s*$/ and do {
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my $conf = "$1\n";
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my $line;
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while ($line = <>) {
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last if $line =~ /^@@/;
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$conf .= "$line";
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}
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$pkg->{config} = $conf;
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}
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}
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return %category;
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}
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sub gen_target_mk() {
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my @target = parse_target_metadata();
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@target = sort {
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$a->{id} cmp $b->{id}
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} @target;
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foreach my $target (@target) {
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my ($profiles_def, $profiles_eval);
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my $conf = uc $target->{kernel}.'_'.$target->{board};
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$conf =~ tr/\.-/__/;
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foreach my $profile (@{$target->{profiles}}) {
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$profiles_def .= "
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define Profile/$conf\_$profile->{id}
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ID:=$profile->{id}
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NAME:=$profile->{name}
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PACKAGES:=".join(" ", @{$profile->{packages}})."\n";
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$profile->{kconfig} and $profiles_def .= " KCONFIG:=1\n";
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$profiles_def .= " endef";
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$profiles_eval .= "
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\$(eval \$(call AddProfile,$conf\_$profile->{id}))"
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}
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print "
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ifeq (\$(CONFIG_LINUX_$conf),y)
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define Target
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KERNEL:=$target->{kernel}
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BOARD:=$target->{board}
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BOARDNAME:=$target->{name}
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LINUX_VERSION:=$target->{version}
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LINUX_RELEASE:=$target->{release}
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LINUX_KARCH:=$target->{karch}
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DEFAULT_PACKAGES:=".join(" ", @{$target->{packages}})."
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endef$profiles_def
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endif$profiles_eval
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"
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}
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print "\$(eval \$(call Target))\n";
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}
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sub target_config_features(@) {
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my $ret;
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while ($_ = shift @_) {
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/broken/ and $ret .= "\tdepends BROKEN\n";
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/pci/ and $ret .= "\tselect PCI_SUPPORT\n";
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/usb/ and $ret .= "\tselect USB_SUPPORT\n";
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/atm/ and $ret .= "\tselect ATM_SUPPORT\n";
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/pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
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/video/ and $ret .= "\tselect VIDEO_SUPPORT\n";
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/squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
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/jffs2/ and $ret .= "\tselect USES_JFFS2\n";
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/ext2/ and $ret .= "\tselect USES_EXT2\n";
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}
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return $ret;
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}
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sub gen_target_config() {
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my @target = parse_target_metadata();
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@target = sort {
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$a->{name} cmp $b->{name}
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} @target;
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print <<EOF;
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choice
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prompt "Target System"
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default LINUX_2_4_BRCM
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reset if !DEVEL
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EOF
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foreach my $target (@target) {
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my $features = target_config_features(@{$target->{features}});
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my $help = $target->{desc};
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my $kernel = $target->{kernel};
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$kernel =~ tr/./_/;
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chomp $features;
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$features .= "\n";
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if ($help =~ /\w+/) {
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$help =~ s/^\s*/\t /mg;
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$help = "\thelp\n$help";
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} else {
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undef $help;
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}
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print <<EOF
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config LINUX_$target->{conf}
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bool "$target->{name}"
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select $target->{arch}
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select LINUX_$kernel
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$features$help
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EOF
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}
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print <<EOF;
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if DEVEL
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config LINUX_2_6_ARM
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bool "UNSUPPORTED little-endian arm platform"
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depends BROKEN
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select LINUX_2_6
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select arm
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config LINUX_2_6_CRIS
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bool "UNSUPPORTED cris platform"
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depends BROKEN
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select LINUX_2_6
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select cris
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config LINUX_2_6_M68K
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bool "UNSUPPORTED m68k platform"
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depends BROKEN
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select LINUX_2_6
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select m68k
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config LINUX_2_6_SH3
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bool "UNSUPPORTED little-endian sh3 platform"
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depends BROKEN
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select LINUX_2_6
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select sh3
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config LINUX_2_6_SH3EB
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bool "UNSUPPORTED big-endian sh3 platform"
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depends BROKEN
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select LINUX_2_6
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select sh3eb
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config LINUX_2_6_SH4
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bool "UNSUPPORTED little-endian sh4 platform"
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depends BROKEN
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select LINUX_2_6
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select sh4
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config LINUX_2_6_SH4EB
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bool "UNSUPPORTED big-endian sh4 platform"
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depends BROKEN
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select LINUX_2_6
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select sh4eb
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config LINUX_2_6_SPARC
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bool "UNSUPPORTED sparc platform"
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depends BROKEN
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select LINUX_2_6
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select sparc
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endif
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endchoice
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choice
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prompt "Target Profile"
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EOF
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foreach my $target (@target) {
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my $profiles = $target->{profiles};
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foreach my $profile (@$profiles) {
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print <<EOF;
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config LINUX_$target->{conf}_$profile->{id}
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bool "$profile->{name}"
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depends LINUX_$target->{conf}
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EOF
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$profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
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my %pkgs;
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foreach my $pkg (@{$target->{packages}}, @{$profile->{packages}}) {
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$pkgs{$pkg} = 1;
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}
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foreach my $pkg (keys %pkgs) {
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print "\tselect DEFAULT_$pkg\n" unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
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}
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print "\n";
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}
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}
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print "endchoice\n";
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}
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sub find_package_dep($$) {
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my $pkg = shift;
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my $name = shift;
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my $deps = ($pkg->{vdepends} or $pkg->{depends});
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return 0 unless defined $deps;
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foreach my $dep (@{$deps}) {
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return 1 if $dep eq $name;
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return 1 if ($package{$dep} and (find_package_dep($package{$dep},$name) == 1));
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}
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return 0;
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}
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sub package_depends($$) {
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my $a = shift;
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my $b = shift;
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my $ret;
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return 0 if ($a->{submenu} ne $b->{submenu});
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if (find_package_dep($a, $b->{name}) == 1) {
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$ret = 1;
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} elsif (find_package_dep($b, $a->{name}) == 1) {
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$ret = -1;
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} else {
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return 0;
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}
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return $ret;
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}
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sub mconf_depends($$) {
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my $depends = shift;
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my $only_dep = shift;
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my $res;
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$depends or return;
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my @depends = @$depends;
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foreach my $depend (@depends) {
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my $m = "depends";
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$depend =~ s/^([@\+]+)//;
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my $flags = $1;
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my $vdep;
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if ($vdep = $package{$depend}->{vdepends}) {
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$depend = join("||", map { "PACKAGE_".$_ } @$vdep);
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} else {
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$flags =~ /\+/ and do {
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next if $only_dep;
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$m = "select";
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# Menuconfig will not treat 'select FOO' as a real dependency
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# thus if FOO depends on other config options, these dependencies
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# will not be checked. To fix this, we simply emit all of FOO's
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# depends here as well.
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$package{$depend} and $res .= mconf_depends($package{$depend}->{depends}, 1);
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};
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$flags =~ /@/ or $depend = "PACKAGE_$depend";
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}
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$res .= "\t\t$m $depend\n";
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}
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return $res;
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}
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sub print_package_config_category($) {
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my $cat = shift;
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my %menus;
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my %menu_dep;
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return unless $category{$cat};
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print "menu \"$cat\"\n\n";
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my %spkg = %{$category{$cat}};
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foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
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foreach my $pkg (@{$spkg{$spkg}}) {
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my $menu = $pkg->{submenu};
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if ($menu) {
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$menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
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} else {
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$menu = 'undef';
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}
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$menus{$menu} or $menus{$menu} = [];
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push @{$menus{$menu}}, $pkg;
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print "\tconfig DEFAULT_".$pkg->{name}."\n";
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print "\t\tbool\n\n";
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}
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}
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my @menus = sort {
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($a eq 'undef' ? 1 : 0) or
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($b eq 'undef' ? -1 : 0) or
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($a cmp $b)
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} keys %menus;
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foreach my $menu (@menus) {
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my @pkgs = sort {
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package_depends($a, $b) or
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($a->{name} cmp $b->{name})
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} @{$menus{$menu}};
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if ($menu ne 'undef') {
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$menu_dep{$menu} and print "if $menu_dep{$menu}\n";
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print "menu \"$menu\"\n";
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}
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foreach my $pkg (@pkgs) {
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my $title = $pkg->{name};
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my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
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if ($c > 0) {
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$title .= ("." x $c). " ". $pkg->{title};
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}
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print "\t";
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$pkg->{menu} and print "menu";
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print "config PACKAGE_".$pkg->{name}."\n";
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print "\t\ttristate \"$title\"\n";
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print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
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foreach my $default (split /\s*,\s*/, $pkg->{default}) {
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print "\t\tdefault $default\n";
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}
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print mconf_depends($pkg->{depends}, 0);
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print "\t\thelp\n";
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print $pkg->{description};
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print "\n";
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$pkg->{config} and print $pkg->{config}."\n";
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}
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if ($menu ne 'undef') {
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print "endmenu\n";
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$menu_dep{$menu} and print "endif\n";
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}
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}
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print "endmenu\n\n";
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undef $category{$cat};
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}
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sub gen_package_config() {
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parse_package_metadata();
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print_package_config_category 'Base system';
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foreach my $cat (keys %category) {
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print_package_config_category $cat;
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}
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}
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sub parse_command() {
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my $cmd = shift @ARGV;
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for ($cmd) {
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/^target_mk$/ and return gen_target_mk();
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/^target_config$/ and return gen_target_config();
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/^package_config$/ and return gen_package_config();
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}
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print <<EOF
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Available Commands:
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$0 target_mk [file] Target metadata in makefile format
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$0 target_config [file] Target metadata in Kconfig format
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$0 package_config [file] Package metadata in Kconfig format
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EOF
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}
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parse_command();
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