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$o->warn($ok->msg);
return unless $ok->ok;
}
$ppd = $ok->result->getppd_obj($tar);
unless ($ppd->ok) {
$o->warn($ppd->msg);
return;
}
$ppd = $ppd->result;
}
}
my $pad = ""\n"";
$o->inform($ppd->name, "" "", $ppd->version);
$o->Tree(\@rlist, $tar, $ppd->name, $pad, {});
$o->inform($pad);
}
my ($VER, $HOR, $COR, $TEE, $SIZ) = ('|', '_', '\\', '|', ' ');
sub Tree {
my $o = shift;
my $reps = shift;
my $tar = shift;
my $pkg = shift;
my $ind = shift;
my $seen = shift;
my $pad = $ind . "" "" . $VER;
my $ppd;
if (exists $seen->{$pkg}) {
$ppd = $seen->{$pkg};
}
else {
my ($s, $i) = $o->cache_find('search', $pkg);
if ($i >= 0) {
$ppd = $o->cache_entry('search', $i, $s);
}
else {
my $ok = PPM::UI::describe($reps, $tar, $pkg);
unless ($ok->is_success) {
$o->inform("" -- package not found; skipping tree"");
return 0 unless $ok->ok;
}
$ppd = $ok->result;
}
$ppd->make_complete($tar);
$ppd = $ppd->getppd_obj($tar);
unless ($ppd->ok) {
$o->warn($ppd->msg);
return;
}
$ppd = $ppd->result;
$seen->{$pkg} = $ppd;
}
my @impls = $ppd->implementations;
return 0 unless @impls;
my @prereqs = $impls[0]->prereqs;
return 0 unless @prereqs;
my $nums = scalar @prereqs;
for (1..$nums) {
my $doneblank = 0;
my $pre = $prereqs[$_-1];
my $txt = $pre->name . "" "" . $pre->version;
if ($_ == $nums) {
substr($pad, -1) = $COR;
$o->inform($pad, ""$HOR$HOR"", $txt);
substr($pad, -1) = ' ';
}
else {
substr($pad, -1) = $TEE;
$o->inform($pad, ""$HOR$HOR"", $txt);
substr($pad, -1) = $VER;
}
if ($o->Tree($reps, $tar, $pre->name, $pad, $seen) != 0 and
$doneblank == 0) {
$o->inform($pad); ++$doneblank;
}
}
return $nums;
}
sub describe_pkg {
my $o = shift;
my $pkg = shift;
my ($extra_keys, $extra_vals) = (shift || [], shift || []);
my $n;
# Get the PPM::PPD object out of the PPM::Package object.
my $pkg_des = $pkg->describe($o->conf('target'));
unless ($pkg_des->ok) {
$o->warn($pkg_des->msg);
return;
}
$pkg_des = $pkg_des->result;
# Basic information:
$n = $o->print_pairs(