1228679795877d0eef3d4744f3011614aade9fb3
[openwrt.git] / scripts / metadata.pl
1 #!/usr/bin/perl
2 use strict;
3 my %package;
4 my %category;
5
6 sub parse_target_metadata() {
7         my ($target, @target, $profile);        
8         while (<>) {
9                 chomp;
10                 /^Target:\s*((.+)-(\d+\.\d+))\s*$/ and do {
11                         my $conf = uc $3.'_'.$2;
12                         $conf =~ tr/\.-/__/;
13                         $target = {
14                                 id => $1,
15                                 conf => $conf,
16                                 board => $2,
17                                 kernel => $3,
18                                 profiles => []
19                         };
20                         push @target, $target;
21                 };
22                 /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
23                 /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
24                 /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
25                 /^Target-Features:\s*(.+)\s*$/ and $target->{features} = [ split(/\s+/, $1) ];
26                 /^Target-Description:/ and do {
27                         my $desc;
28                         while (<>) {
29                                 last if /^@@/;
30                                 $desc .= $_;
31                         }
32                         $target->{desc} = $desc;
33                 };
34                 /^Linux-Version:\s*(.+)\s*$/ and $target->{version} = $1;
35                 /^Linux-Release:\s*(.+)\s*$/ and $target->{release} = $1;
36                 /^Linux-Kernel-Arch:\s*(.+)\s*$/ and $target->{karch} = $1;
37                 /^Default-Packages:\s*(.+)\s*$/ and $target->{packages} = [ split(/\s+/, $1) ];
38                 /^Target-Profile:\s*(.+)\s*$/ and do {
39                         $profile = {
40                                 id => $1,
41                                 name => $1,
42                                 packages => []
43                         };
44                         push @{$target->{profiles}}, $profile;
45                 };
46                 /^Target-Profile-Name:\s*(.+)\s*$/ and $profile->{name} = $1;
47                 /^Target-Profile-Packages:\s*(.*)\s*$/ and $profile->{packages} = [ split(/\s+/, $1) ];
48                 /^Target-Profile-Description:/ and do {
49                         my $desc;
50                         while (<>) {
51                                 last if /^@@/;
52                                 $desc .= $_;
53                         }
54                         $profile->{desc} = $desc;
55                 };
56                 /^Target-Profile-Kconfig:/ and $profile->{kconfig} = 1;
57         }
58         foreach my $target (@target) {
59                 @{$target->{profiles}} > 0 or $target->{profiles} = [
60                         {
61                                 id => 'Default',
62                                 name => 'Default',
63                                 packages => []
64                         }
65                 ];
66         }
67         return @target;
68 }
69
70 sub parse_package_metadata() {
71         my $pkg;
72         my $makefile;
73         my $src;
74         while (<>) {
75                 chomp;
76                 /^Source-Makefile: \s*(.+\/([^\/]+)\/Makefile)\s*$/ and do {
77                         $makefile = $1;
78                         $src = $2;
79                         undef $pkg;
80                 };
81                 /^Package: \s*(.+)\s*$/ and do {
82                         $pkg = {};
83                         $pkg->{src} = $src;
84                         $pkg->{makefile} = $makefile;
85                         $pkg->{name} = $1;
86                         $pkg->{default} = "m if ALL";
87                         $package{$1} = $pkg;
88                 };
89                 /^Version: \s*(.+)\s*$/ and $pkg->{version} = $1;
90                 /^Title: \s*(.+)\s*$/ and $pkg->{title} = $1;
91                 /^Menu: \s*(.+)\s*$/ and $pkg->{menu} = $1;
92                 /^Submenu: \s*(.+)\s*$/ and $pkg->{submenu} = $1;
93                 /^Submenu-Depends: \s*(.+)\s*$/ and $pkg->{submenudep} = $1;
94                 /^Default: \s*(.+)\s*$/ and $pkg->{default} = $1;
95                 /^Provides: \s*(.+)\s*$/ and do {
96                         my @vpkg = split /\s+/, $1;
97                         foreach my $vpkg (@vpkg) {
98                                 $package{$vpkg} or $package{$vpkg} = { vdepends => [] };
99                                 push @{$package{$vpkg}->{vdepends}}, $pkg->{name};
100                         }
101                 };
102                 /^Depends: \s*(.+)\s*$/ and do {
103                         my @dep = split /\s+/, $1;
104                         $pkg->{depends} = \@dep;
105                 };
106                 /^Category: \s*(.+)\s*$/ and do {
107                         $pkg->{category} = $1;
108                         defined $category{$1} or $category{$1} = {};
109                         defined $category{$1}->{$src} or $category{$1}->{$src} = [];
110                         push @{$category{$1}->{$src}}, $pkg;
111                 };
112                 /^Description: \s*(.*)\s*$/ and do {
113                         my $desc = "\t\t$1\n\n";
114                         my $line;
115                         while ($line = <>) {
116                                 last if $line =~ /^@@/;
117                                 $desc .= "\t\t$line";
118                         }
119                         $pkg->{description} = $desc;
120                 };
121                 /^Config: \s*(.*)\s*$/ and do {
122                         my $conf = "$1\n";
123                         my $line;
124                         while ($line = <>) {
125                                 last if $line =~ /^@@/;
126                                 $conf .= "$line";
127                         }
128                         $pkg->{config} = $conf;
129                 }
130         }
131         return %category;
132 }
133
134
135 sub gen_target_mk() {
136         my @target = parse_target_metadata();
137         
138         @target = sort {
139                 $a->{id} cmp $b->{id}
140         } @target;
141         
142         foreach my $target (@target) {
143                 my ($profiles_def, $profiles_eval);
144                 my $conf = uc $target->{kernel}.'_'.$target->{board};
145                 $conf =~ tr/\.-/__/;
146                 
147                 foreach my $profile (@{$target->{profiles}}) {
148                         $profiles_def .= "
149   define Profile/$conf\_$profile->{id}
150     ID:=$profile->{id}
151     NAME:=$profile->{name}
152     PACKAGES:=".join(" ", @{$profile->{packages}})."\n";
153                         $profile->{kconfig} and $profiles_def .= "    KCONFIG:=1\n";
154                         $profiles_def .= "  endef";
155                         $profiles_eval .= "
156 \$(eval \$(call AddProfile,$conf\_$profile->{id}))"
157                 }
158                 print "
159 ifeq (\$(CONFIG_LINUX_$conf),y)
160   define Target
161     KERNEL:=$target->{kernel}
162     BOARD:=$target->{board}
163     BOARDNAME:=$target->{name}
164     LINUX_VERSION:=$target->{version}
165     LINUX_RELEASE:=$target->{release}
166     LINUX_KARCH:=$target->{karch}
167     DEFAULT_PACKAGES:=".join(" ", @{$target->{packages}})."
168   endef$profiles_def
169 endif$profiles_eval
170
171 "
172         }
173         print "\$(eval \$(call Target))\n";
174 }
175
176 sub target_config_features(@) {
177         my $ret;
178
179         while ($_ = shift @_) {
180                 /broken/ and $ret .= "\tdepends BROKEN\n";
181                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
182                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
183                 /atm/ and $ret .= "\tselect ATM_SUPPORT\n";
184                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
185                 /video/ and $ret .= "\tselect VIDEO_SUPPORT\n";
186                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
187                 /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
188                 /ext2/ and $ret .= "\tselect USES_EXT2\n";
189         }
190         return $ret;
191 }
192
193
194 sub gen_target_config() {
195         my @target = parse_target_metadata();
196
197         @target = sort {
198                 $a->{name} cmp $b->{name}
199         } @target;
200         
201         
202         print <<EOF;
203 choice
204         prompt "Target System"
205         default LINUX_2_4_BRCM
206         reset
207         
208 EOF
209
210         foreach my $target (@target) {
211                 my $features = target_config_features(@{$target->{features}});
212                 my $help = $target->{desc};
213                 my $kernel = $target->{kernel};
214                 $kernel =~ tr/./_/;
215
216                 chomp $features;
217                 $features .= "\n";
218                 if ($help =~ /\w+/) {
219                         $help =~ s/^\s*/\t  /mg;
220                         $help = "\thelp\n$help";
221                 } else {
222                         undef $help;
223                 }
224         
225                 print <<EOF
226 config LINUX_$target->{conf}
227         bool "$target->{name}"
228         select $target->{arch}
229         select LINUX_$kernel
230 $features$help
231
232 EOF
233         }
234
235         print <<EOF;
236 if DEVEL
237
238 config LINUX_2_6_ARM
239         bool "UNSUPPORTED little-endian arm platform"
240         depends BROKEN
241         select LINUX_2_6
242         select arm
243
244 config LINUX_2_6_CRIS
245         bool "UNSUPPORTED cris platform"
246         depends BROKEN
247         select LINUX_2_6
248         select cris
249
250 config LINUX_2_6_M68K
251         bool "UNSUPPORTED m68k platform"
252         depends BROKEN
253         select LINUX_2_6
254         select m68k
255
256 config LINUX_2_6_SH3
257         bool "UNSUPPORTED little-endian sh3 platform"
258         depends BROKEN
259         select LINUX_2_6
260         select sh3
261
262 config LINUX_2_6_SH3EB
263         bool "UNSUPPORTED big-endian sh3 platform"
264         depends BROKEN
265         select LINUX_2_6
266         select sh3eb
267
268 config LINUX_2_6_SH4
269         bool "UNSUPPORTED little-endian sh4 platform"
270         depends BROKEN
271         select LINUX_2_6
272         select sh4
273
274 config LINUX_2_6_SH4EB
275         bool "UNSUPPORTED big-endian sh4 platform"
276         depends BROKEN
277         select LINUX_2_6
278         select sh4eb
279
280 config LINUX_2_6_SPARC
281         bool "UNSUPPORTED sparc platform"
282         depends BROKEN
283         select LINUX_2_6
284         select sparc
285
286 endif
287
288 endchoice
289
290 choice
291         prompt "Target Profile"
292
293 EOF
294         
295         foreach my $target (@target) {
296                 my $profiles = $target->{profiles};
297                 
298                 foreach my $profile (@$profiles) {
299                         print <<EOF;
300 config LINUX_$target->{conf}_$profile->{id}
301         bool "$profile->{name}"
302         depends LINUX_$target->{conf}
303 EOF
304                         $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
305                         my %pkgs;
306                         foreach my $pkg (@{$target->{packages}}, @{$profile->{packages}}) {
307                                 $pkgs{$pkg} = 1;
308                         }
309                         foreach my $pkg (keys %pkgs) {
310                                 print "\tselect DEFAULT_$pkg\n" unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
311                         }
312                         print "\n";
313                 }
314         }
315
316         print "endchoice\n";
317 }
318
319 sub find_package_dep($$) {
320         my $pkg = shift;
321         my $name = shift;
322         my $deps = ($pkg->{vdepends} or $pkg->{depends});
323
324         return 0 unless defined $deps;
325         foreach my $dep (@{$deps}) {
326                 return 1 if $dep eq $name;
327                 return 1 if ($package{$dep} and (find_package_dep($package{$dep},$name) == 1));
328         }
329         return 0;
330 }
331
332 sub package_depends($$) {
333         my $a = shift;
334         my $b = shift;
335         my $ret;
336
337         return 0 if ($a->{submenu} ne $b->{submenu});
338         if (find_package_dep($a, $b->{name}) == 1) {
339                 $ret = 1;
340         } elsif (find_package_dep($b, $a->{name}) == 1) {
341                 $ret = -1;
342         } else {
343                 return 0;
344         }
345         return $ret;
346 }
347
348 sub mconf_depends($$) {
349         my $depends = shift;
350         my $only_dep = shift;
351         my $res;
352
353         $depends or return;
354         my @depends = @$depends;
355         foreach my $depend (@depends) {
356                 my $m = "depends";
357                 $depend =~ s/^([@\+]+)//;
358                 my $flags = $1;
359                 my $vdep;
360         
361                 if ($vdep = $package{$depend}->{vdepends}) {
362                         $depend = join("||", map { "PACKAGE_".$_ } @$vdep);
363                 } else {
364                         $flags =~ /\+/ and do {
365                                 next if $only_dep;
366                                 $m = "select";
367
368                                 # Menuconfig will not treat 'select FOO' as a real dependency
369                                 # thus if FOO depends on other config options, these dependencies
370                                 # will not be checked. To fix this, we simply emit all of FOO's
371                                 # depends here as well.
372                                 $package{$depend} and $res .= mconf_depends($package{$depend}->{depends}, 1);
373                         };
374                         $flags =~ /@/ or $depend = "PACKAGE_$depend";
375                 }
376                 $res .= "\t\t$m $depend\n";
377         }
378         return $res;
379 }
380
381 sub print_package_config_category($) {
382         my $cat = shift;
383         my %menus;
384         my %menu_dep;
385         
386         return unless $category{$cat};
387         
388         print "menu \"$cat\"\n\n";
389         my %spkg = %{$category{$cat}};
390         
391         foreach my $spkg (sort {uc($a) cmp uc($b)} keys %spkg) {
392                 foreach my $pkg (@{$spkg{$spkg}}) {
393                         my $menu = $pkg->{submenu};
394                         if ($menu) {
395                                 $menu_dep{$menu} or $menu_dep{$menu} = $pkg->{submenudep};
396                         } else {
397                                 $menu = 'undef';
398                         }
399                         $menus{$menu} or $menus{$menu} = [];
400                         push @{$menus{$menu}}, $pkg;
401                         print "\tconfig DEFAULT_".$pkg->{name}."\n";
402                         print "\t\tbool\n\n";
403                 }
404         }
405         my @menus = sort {
406                 ($a eq 'undef' ?  1 : 0) or
407                 ($b eq 'undef' ? -1 : 0) or
408                 ($a cmp $b)
409         } keys %menus;
410
411         foreach my $menu (@menus) {
412                 my @pkgs = sort {
413                         package_depends($a, $b) or
414                         ($a->{name} cmp $b->{name})
415                 } @{$menus{$menu}};
416                 if ($menu ne 'undef') {
417                         $menu_dep{$menu} and print "if $menu_dep{$menu}\n";
418                         print "menu \"$menu\"\n";
419                 }
420                 foreach my $pkg (@pkgs) {
421                         my $title = $pkg->{name};
422                         my $c = (72 - length($pkg->{name}) - length($pkg->{title}));
423                         if ($c > 0) {
424                                 $title .= ("." x $c). " ". $pkg->{title};
425                         }
426                         print "\t";
427                         $pkg->{menu} and print "menu";
428                         print "config PACKAGE_".$pkg->{name}."\n";
429                         print "\t\ttristate \"$title\"\n";
430                         print "\t\tdefault y if DEFAULT_".$pkg->{name}."\n";
431                         foreach my $default (split /\s*,\s*/, $pkg->{default}) {
432                                 print "\t\tdefault $default\n";
433                         }
434                         print mconf_depends($pkg->{depends}, 0);
435                         print "\t\thelp\n";
436                         print $pkg->{description};
437                         print "\n";
438
439                         $pkg->{config} and print $pkg->{config}."\n";
440                 }
441                 if ($menu ne 'undef') {
442                         print "endmenu\n";
443                         $menu_dep{$menu} and print "endif\n";
444                 }
445         }
446         print "endmenu\n\n";
447         
448         undef $category{$cat};
449 }
450
451 sub gen_package_config() {
452         parse_package_metadata();
453         print_package_config_category 'Base system';
454         foreach my $cat (keys %category) {
455                 print_package_config_category $cat;
456         }
457 }
458
459 sub parse_command() {
460         my $cmd = shift @ARGV;
461         for ($cmd) {
462                 /^target_mk$/ and return gen_target_mk();
463                 /^target_config$/ and return gen_target_config();
464                 /^package_config$/ and return gen_package_config();
465         }
466         print <<EOF
467 Available Commands:
468         $0 target_mk [file]             Target metadata in makefile format
469         $0 target_config [file]         Target metadata in Kconfig format
470         $0 package_config [file]        Package metadata in Kconfig format
471 EOF
472 }
473
474 parse_command();