scripts/feeds

   1 #!/usr/bin/perl
   2 use Getopt::Std;
   3 use FindBin;
   4 use Cwd;
   5 use lib "$FindBin::Bin";
   6 use metadata;
   7 use warnings;
   8 use strict;
   9
  10 chdir "$FindBin::Bin/..";
  11 $ENV{TOPDIR}=getcwd();
  12
  13 my @feeds;
  14 my %build_packages;
  15 my %installed;
  16
  17 sub parse_config() {
  18         my $line = 0;
  19         my %name;
  20
  21         open FEEDS, "feeds.conf";
  22         while (<FEEDS>) {
  23                 chomp;
  24                 s/#.+$//;
  25                 next unless /\S/;
  26                 my @line = split /\s+/, $_, 3;
  27                 $line++;
  28
  29                 my $valid = 1;
  30                 $line[0] =~ /^src-\w+$/ or $valid = 0;
  31                 $line[1] =~ /^\w+$/ or $valid = 0;
  32                 $line[2] =~ /\s/ and $valid = 0;
  33                 $valid or die "Syntax error in feeds.list, line: $line\n";
  34
  35                 $name{$line[1]} and die "Duplicate feed name '$line[1]', line: $line\n";
  36                 $name{$line[1]} = 1;
  37
  38                 push @feeds, [@line];
  39         }
  40         close FEEDS;
  41 }
  42
  43 sub update_svn($$) {
  44         my $name = shift;
  45         my $src = shift;
  46
  47         system("svn co $src ./feeds/$name") == 0 or return 1;
  48         -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
  49         -d "./feeds/$name.tmp/info" or mkdir "./feeds/$name.tmp/info" or return 1;
  50
  51         system("make -s prepare-mk TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
  52         system("make -s -f include/scan.mk IS_TTY=1 SCAN_TARGET=\"packageinfo\" SCAN_DIR=\"feeds/$name\" SCAN_NAME=\"package\" SCAN_DEPS=\"$ENV{TOPDIR}/include/package*.mk\" SCAN_DEPTH=4 SCAN_EXTRA=\"\" TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
  53         system("ln -sf $name.tmp/.packageinfo ./feeds/$name.index");
  54
  55         return 0;
  56 }
  57
  58 sub get_feed($) {
  59         my $feed = shift;
  60
  61         clear_packages();
  62         parse_package_metadata("./feeds/$feed.index") or return;
  63         return { %package };
  64 }
  65
  66 sub get_installed() {
  67         system("make -s prepare-tmpinfo");
  68         clear_packages();
  69         parse_package_metadata("./tmp/.packageinfo");
  70         %installed = %package;
  71 }
  72
  73 sub search_feed {
  74         my $feed = shift;
  75         my @substr = @_;
  76         my $display;
  77
  78         return unless @substr > 0;
  79         get_feed($feed);
  80         foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
  81                 my $pkg = $package{$name};
  82                 my $substr;
  83                 my $pkgmatch = 1;
  84
  85                 foreach my $substr (@substr) {
  86                         my $match;
  87                         foreach my $key (qw(name title description)) {
  88                                 $substr and $pkg->{$key} =~ m/$substr/i and $match = 1;
  89                         }
  90                         $match or undef $pkgmatch;
  91                 };
  92                 $pkgmatch and do {
  93                         $display or do {
  94                                 print "Search results in feed '$feed':\n";
  95                                 $display = 1;
  96                         };
  97                         printf "\%-25s\t\%s\n", $pkg->{name}, $pkg->{title};
  98                 };
  99         }
 100         return 0;
 101 }
 102
 103
 104 sub search {
 105         my %opts;
 106
 107         getopt('r:', \%opts);
 108         foreach my $feed (@feeds) {
 109                 search_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 110         }
 111 }
 112
 113 sub install_svn() {
 114         my $feed = shift;
 115         my $pkg = shift;
 116         my $path = $pkg->{makefile};
 117         $path =~ s/\/Makefile$//;
 118
 119         -d "./package/feeds" or mkdir "./package/feeds";
 120         -d "./package/feeds/$feed->[1]" or mkdir "./package/feeds/$feed->[1]";
 121         system("ln -sf ../../../$path ./package/feeds/$feed->[1]/");
 122
 123         return 0;
 124 }
 125
 126 my %install_method = (
 127         'src-svn' => \&install_svn
 128 );
 129
 130 my %feed;
 131
 132 sub lookup_package($$) {
 133         my $feed = shift;
 134         my $package = shift;
 135
 136         foreach my $feed ($feed, @feeds) {
 137                 next unless $feed->[1];
 138                 next unless $feed{$feed->[1]};
 139                 $feed{$feed->[1]}->{$package} and return $feed;
 140         }
 141         return;
 142 }
 143
 144 sub install_package {
 145         my $feed = shift;
 146         my $name = shift;
 147         my $ret = 0;
 148
 149         $feed = lookup_package($feed, $name);
 150         $feed or do {
 151                 $installed{$name} and return 0;
 152                 warn "WARNING: Package '$name' is not available.\n";
 153                 return 1;
 154         };
 155
 156         my $pkg = $feed{$feed->[1]}->{$name} or return 1;
 157         my $src = $pkg->{src};
 158         my $type = $feed->[0];
 159         $src or $src = $name;
 160
 161         # previously installed packages set the runtime package
 162         # newly installed packages set the source package
 163         $installed{$src} and return 0;
 164
 165         # install all dependencies
 166         foreach my $dep (@{$pkg->{depends}}) {
 167                 next if $dep =~ /@/;
 168                 $dep =~ s/^\+//;
 169                 install_package($feed, $dep) == 0 or $ret = 1;
 170         }
 171
 172         # check previously installed packages
 173         $installed{$name} and return 0;
 174         $installed{$src} = 1;
 175         warn "Installing package '$src'\n";
 176
 177         $install_method{$type} or do {
 178                 warn "Unknown installation method: '$type'\n";
 179                 return 1;
 180         };
 181
 182         &{$install_method{$type}}($feed, $pkg) == 0 or do {
 183                 warn "failed.\n";
 184                 return 1;
 185         };
 186
 187         return $ret;
 188 }
 189
 190 sub refresh_config {
 191         my $default = shift;
 192         $default or $default = "o";
 193
 194         # workaround for timestamp check
 195         system("rm -f tmp/.packageinfo");
 196
 197         # refresh the config
 198         system("make oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
 199 }
 200
 201 sub install {
 202         my $name;
 203         my %opts;
 204         my $feed;
 205         my $ret = 0;
 206
 207         getopt('p:d:', \%opts);
 208         get_installed();
 209
 210         foreach my $f (@feeds) {
 211                 # index all feeds
 212                 $feed{$f->[1]} = get_feed($f->[1]);
 213
 214                 # look up the preferred feed
 215                 $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
 216         }
 217
 218         while ($name = shift @ARGV) {
 219                 install_package($feed, $name) == 0 or $ret = 1;
 220         }
 221
 222         # workaround for timestamp check
 223
 224         # set the defaults
 225         if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
 226                 refresh_config($opts{d});
 227         }
 228
 229         return $ret;
 230 }
 231
 232 sub uninstall {
 233         my $name;
 234         my $uninstall;
 235
 236         if ($ARGV[0] eq '-a') {
 237                 system("rm -rf ./package/feeds");
 238                 $uninstall = 1;
 239         } else {
 240                 get_installed();
 241                 while ($name = shift @ARGV) {
 242                         my $pkg = $installed{$name};
 243                         $pkg or do {
 244                                 warn "WARNING: $name not installed\n";
 245                                 next;
 246                         };
 247                         $pkg->{src} and $name = $pkg->{src};
 248                         warn "Uninstalling package '$name'\n";
 249                         system("rm -f ./package/feeds/*/$name");
 250                         $uninstall = 1;
 251                 }
 252         }
 253         $uninstall and refresh_config();
 254         return 0;
 255 }
 256
 257 sub usage() {
 258         print <<EOF;
 259 Usage: $0 <command> [options]
 260
 261 Commands:
 262         install [options] <package>: Install a package
 263         Options:
 264             -p <feedname>: Prefer this feed when installing packages
 265             -d <y|m|n>:    Set default for newly installed packages
 266
 267         search [options] <substring>: Search for a package
 268         Options:
 269             -r <feedname>: Only search in this feed
 270
 271         uninstall -a|<package>: Uninstall a package
 272             -a uninstalls all packages
 273
 274         update: Update packages and lists of feeds in feeds.list
 275         clean: Remove downloaded/generated files
 276
 277 EOF
 278         exit(1);
 279 }
 280
 281 my %update_method = (
 282         'src-svn' => \&update_svn
 283 );
 284
 285 my %commands = (
 286         'update' => sub {
 287                 -d "feeds" or do {
 288                         mkdir "feeds" or die "Unable to create the feeds directory";
 289                 };
 290                 $ENV{SCAN_COOKIE} = $$;
 291                 $ENV{KBUILD_VERBOSE} = 99;
 292                 foreach my $feed (@feeds) {
 293                         my ($type, $name, $src) = @$feed;
 294                         $update_method{$type} or do {
 295                                 warn "Unknown type '$type' in feed $name\n";
 296                                 next;
 297                         };
 298                         warn "Updating feed '$name'...\n";
 299                         &{$update_method{$type}}($name, $src) == 0 or do {
 300                                 warn "failed.\n";
 301                                 return 1;
 302                         };
 303                 }
 304                 return 0;
 305         },
 306         'install' => \&install,
 307         'search' => \&search,
 308         'uninstall' => \&uninstall,
 309         'clean' => sub {
 310                 system("rm -rf feeds");
 311         }
 312 );
 313
 314 my $arg = shift @ARGV;
 315 $arg or usage();
 316 parse_config;
 317 foreach my $cmd (keys %commands) {
 318         $arg eq $cmd and do {
 319                 exit(&{$commands{$cmd}}());
 320         };
 321 }
 322 usage();