openwrt/scripts/metadata.pl

475 lines
11 KiB
Perl
Executable File

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