+#!/usr/bin/perl
+use Getopt::Std;
+use FindBin;
+use Cwd;
+use lib "$FindBin::Bin";
+use metadata;
+use warnings;
+use strict;
+
+chdir "$FindBin::Bin/..";
+$ENV{TOPDIR}=getcwd();
+
+my @feeds;
+my %build_packages;
+my %installed;
+
+sub parse_config() {
+ my $line = 0;
+ my %name;
+
+ open FEEDS, "feeds.conf";
+ while (<FEEDS>) {
+ chomp;
+ s/#.+$//;
+ next unless /\S/;
+ my @line = split /\s+/, $_, 3;
+ $line++;
+
+ my $valid = 1;
+ $line[0] =~ /^src-\w+$/ or $valid = 0;
+ $line[1] =~ /^\w+$/ or $valid = 0;
+ $line[2] =~ /\s/ and $valid = 0;
+ $valid or die "Syntax error in feeds.list, line: $line\n";
+
+ $name{$line[1]} and die "Duplicate feed name '$line[1]', line: $line\n";
+ $name{$line[1]} = 1;
+
+ push @feeds, [@line];
+ }
+ close FEEDS;
+}
+
+sub update_svn($$) {
+ my $name = shift;
+ my $src = shift;
+
+ system("svn co $src ./feeds/$name") == 0 or return 1;
+ -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
+ -d "./feeds/$name.tmp/info" or mkdir "./feeds/$name.tmp/info" or return 1;
+
+ system("make -s prepare-mk TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
+ 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\"");
+ system("ln -sf $name.tmp/.packageinfo ./feeds/$name.index");
+
+ return 0;
+}
+
+sub get_feed($) {
+ my $feed = shift;
+
+ clear_packages();
+ parse_package_metadata("./feeds/$feed.index") or return;
+ return { %package };
+}
+
+sub get_installed() {
+ system("make -s prepare-tmpinfo");
+ clear_packages();
+ parse_package_metadata("./tmp/.packageinfo");
+ %installed = %package;
+}
+
+sub search_feed {
+ my $feed = shift;
+ my @substr = @_;
+ my $display;
+
+ return unless @substr > 0;
+ get_feed($feed);
+ foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
+ my $pkg = $package{$name};
+ my $substr;
+ my $pkgmatch = 1;
+
+ foreach my $substr (@substr) {
+ my $match;
+ foreach my $key (qw(name title description)) {
+ $substr and $pkg->{$key} =~ m/$substr/i and $match = 1;
+ }
+ $match or undef $pkgmatch;
+ };
+ $pkgmatch and do {
+ $display or do {
+ print "Search results in feed '$feed':\n";
+ $display = 1;
+ };
+ printf "\%-25s\t\%s\n", $pkg->{name}, $pkg->{title};
+ };
+ }
+ return 0;
+}
+
+
+sub search {
+ my %opts;
+
+ getopt('r:', \%opts);
+ foreach my $feed (@feeds) {
+ search_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
+ }
+}
+
+sub install_svn() {
+ my $feed = shift;
+ my $pkg = shift;
+ my $path = $pkg->{makefile};
+ $path =~ s/\/Makefile$//;
+
+ -d "./package/feeds" or mkdir "./package/feeds";
+ -d "./package/feeds/$feed->[1]" or mkdir "./package/feeds/$feed->[1]";
+ system("ln -sf ../../../$path ./package/feeds/$feed->[1]/");
+
+ return 0;
+}
+
+my %install_method = (
+ 'src-svn' => \&install_svn
+);
+
+my %feed;
+
+sub lookup_package($$) {
+ my $feed = shift;
+ my $package = shift;
+
+ foreach my $feed ($feed, @feeds) {
+ next unless $feed->[1];
+ next unless $feed{$feed->[1]};
+ $feed{$feed->[1]}->{$package} and return $feed;
+ }
+ return;
+}
+
+sub install_package {
+ my $feed = shift;
+ my $name = shift;
+ my $ret = 0;
+
+ $feed = lookup_package($feed, $name);
+ $feed or do {
+ $installed{$name} and return 0;
+ warn "WARNING: Package '$name' is not available.\n";
+ return 1;
+ };
+
+ my $pkg = $feed{$feed->[1]}->{$name} or return 1;
+ my $src = $pkg->{src};
+ my $type = $feed->[0];
+ $src or $src = $name;
+
+ # previously installed packages set the runtime package
+ # newly installed packages set the source package
+ $installed{$src} and return 0;
+
+ # install all dependencies
+ foreach my $dep (@{$pkg->{depends}}) {
+ next if $dep =~ /@/;
+ $dep =~ s/^\+//;
+ install_package($feed, $dep) == 0 or $ret = 1;
+ }
+
+ # check previously installed packages
+ $installed{$name} and return 0;
+ $installed{$src} = 1;
+ warn "Installing package '$src'\n";
+
+ $install_method{$type} or do {
+ warn "Unknown installation method: '$type'\n";
+ return 1;
+ };
+
+ &{$install_method{$type}}($feed, $pkg) == 0 or do {
+ warn "failed.\n";
+ return 1;
+ };
+
+ return $ret;
+}
+
+sub refresh_config {
+ my $default = shift;
+ $default or $default = "o";
+
+ # workaround for timestamp check
+ system("rm -f tmp/.packageinfo");
+
+ # refresh the config
+ system("make oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
+}
+
+sub install {
+ my $name;
+ my %opts;
+ my $feed;
+ my $ret = 0;
+
+ getopt('p:d:', \%opts);
+ get_installed();
+
+ foreach my $f (@feeds) {
+ # index all feeds
+ $feed{$f->[1]} = get_feed($f->[1]);
+
+ # look up the preferred feed
+ $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
+ }
+
+ while ($name = shift @ARGV) {
+ install_package($feed, $name) == 0 or $ret = 1;
+ }
+
+ # workaround for timestamp check
+
+ # set the defaults
+ if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
+ refresh_config($opts{d});
+ }
+
+ return $ret;
+}
+
+sub uninstall {
+ my $name;
+ my $uninstall;
+
+ if ($ARGV[0] eq '-a') {
+ system("rm -rf ./package/feeds");
+ $uninstall = 1;
+ } else {
+ get_installed();
+ while ($name = shift @ARGV) {
+ my $pkg = $installed{$name};
+ $pkg or do {
+ warn "WARNING: $name not installed\n";
+ next;
+ };
+ $pkg->{src} and $name = $pkg->{src};
+ warn "Uninstalling package '$name'\n";
+ system("rm -f ./package/feeds/*/$name");
+ $uninstall = 1;
+ }
+ }
+ $uninstall and refresh_config();
+ return 0;
+}
+
+sub usage() {
+ print <<EOF;
+Usage: $0 <command> [options]
+
+Commands:
+ install [options] <package>: Install a package
+ Options:
+ -p <feedname>: Prefer this feed when installing packages
+ -d <y|m|n>: Set default for newly installed packages
+
+ search [options] <substring>: Search for a package
+ Options:
+ -r <feedname>: Only search in this feed
+
+ uninstall -a|<package>: Uninstall a package
+ -a uninstalls all packages
+
+ update: Update packages and lists of feeds in feeds.list
+ clean: Remove downloaded/generated files
+
+EOF
+ exit(1);
+}
+
+my %update_method = (
+ 'src-svn' => \&update_svn
+);
+
+my %commands = (
+ 'update' => sub {
+ -d "feeds" or do {
+ mkdir "feeds" or die "Unable to create the feeds directory";
+ };
+ $ENV{SCAN_COOKIE} = $$;
+ $ENV{KBUILD_VERBOSE} = 99;
+ foreach my $feed (@feeds) {
+ my ($type, $name, $src) = @$feed;
+ $update_method{$type} or do {
+ warn "Unknown type '$type' in feed $name\n";
+ next;
+ };
+ warn "Updating feed '$name'...\n";
+ &{$update_method{$type}}($name, $src) == 0 or do {
+ warn "failed.\n";
+ return 1;
+ };
+ }
+ return 0;
+ },
+ 'install' => \&install,
+ 'search' => \&search,
+ 'uninstall' => \&uninstall,
+ 'clean' => sub {
+ system("rm -rf feeds");
+ }
+);
+
+my $arg = shift @ARGV;
+$arg or usage();
+parse_config;
+foreach my $cmd (keys %commands) {
+ $arg eq $cmd and do {
+ exit(&{$commands{$cmd}}());
+ };
+}
+usage();