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package metadata;
use base 'Exporter';
use strict;
use warnings;
our @EXPORT = qw(%package %srcpackage %category %subdir %preconfig clear_packages parse_package_metadata get_multiline);
our %package;
our %preconfig;
our %srcpackage;
our %category;
our %subdir;
sub get_multiline {
my $fh = shift;
my $prefix = shift;
my $str;
while (<$fh>) {
last if /^@@/;
s/^\s*//g;
$str .= (($_ and $prefix) ? $prefix . $_ : $_);
}
return $str ? $str : "";
}
sub clear_packages() {
%subdir = ();
%preconfig = ();
%package = ();
%srcpackage = ();
%category = ();
}
sub parse_package_metadata($) {
my $file = shift;
my $pkg;
my $makefile;
my $preconfig;
my $subdir;
my $src;
open FILE, "<$file" or do {
warn "Cannot open '$file': $!\n";
return undef;
};
while (<FILE>) {
chomp;
/^Source-Makefile: \s*((.+\/)([^\/]+)\/Makefile)\s*$/ 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;
$pkg->{tristate} = 1;
$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 $1\n". get_multiline(*FILE, "\t\t ");
/^Type: \s*(.+)\s*$/ and do {
$pkg->{type} = [ split /\s+/, $1 ];
undef $pkg->{tristate};
foreach my $type (@{$pkg->{type}}) {
$type =~ /ipkg/ and $pkg->{tristate} = 1;
}
};
/^Config: \s*(.*)\s*$/ and $pkg->{config} = "$1\n".get_multiline(*FILE);
/^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;
}
close FILE;
return %category;
}
1;
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