aboutsummaryrefslogtreecommitdiffstats
path: root/scripts/metadata.pm
blob: defa7b9346ffa823c11482a30bded9ef05ff586e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
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;
		};
		next unless $src;
		/^Package:\s*(.+?)\s*$/ 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} = $1;
		/^Source: \s*(.+)\s*$/ and $pkg->{source} = $1;
		/^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
		/^Provides: \s*(.+)\s*$/ and do {
			my @vpkg = split /\s+/, $1;
			foreach my $vpkg (@vpkg) {
				$package{$vpkg} or $package{$vpkg} = {
					name => $vpkg,
					vdepends => [],
					src => $src,
					subdir => $subdir,
					makefile => $makefile
				};
				push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
			}
		};
		/^Depends: \s*(.+)\s*$/ and $pkg->{depends} = [ split /\s+/, $1 ];
		/^Build-Only: \s*(.+)\s*$/ and $pkg->{buildonly} = 1;
		/^Build-Depends: \s*(.+)\s*$/ 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, "\t");
		/^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 1;
}

1;