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# ex:ts=8 sw=4:
# $OpenBSD: PkgCfl.pm,v 1.27 2009/06/06 10:53:38 espie Exp $
#
# Copyright (c) 2003-2005 Marc Espie <espie@openbsd.org>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
use strict;
use warnings;
package OpenBSD::PkgCfl;
use OpenBSD::PackageName;
use OpenBSD::Search;
use OpenBSD::PackageInfo;
sub make_conflict_list
{
my ($class, $plist, $pkg) = @_;
my $l = [];
my $pkgname = $plist->pkgname;
if (!defined $pkgname) {
print STDERR "No pkgname in packing-list for $pkg\n";
return;
}
my $stem = OpenBSD::PackageName::splitstem($pkgname);
unless (defined $plist->{'no-default-conflict'}) {
push(@$l, OpenBSD::Search::PkgSpec->new("$stem-*|partial-$stem-*"));
} else {
push(@$l, OpenBSD::Search::Exact->new("$pkgname|partial-$pkgname"));
}
push(@$l, OpenBSD::Search::PkgSpec->new(".libs-$stem-*"));
if (defined $plist->{conflict}) {
for my $cfl (@{$plist->{conflict}}) {
push(@$l, OpenBSD::Search::PkgSpec->new($cfl->name));
}
}
bless $l, $class;
}
sub conflicts_with
{
my ($self, @pkgnames) = @_;
my @l = ();
for my $cfl (@$self) {
push(@l, $cfl->filter(@pkgnames));
}
return @l;
}
sub register($$)
{
my ($plist, $state) = @_;
if (!defined $plist->{conflicts}) {
$plist->{conflicts} = OpenBSD::PkgCfl->make_conflict_list($plist);
}
$state->{conflict_list}->{$plist->pkgname} = $plist->{conflicts};
}
sub unregister($$)
{
my ($plist, $state) = @_;
delete $state->{conflict_list}->{$plist->pkgname};
}
sub fill_conflict_lists($)
{
my $state = shift;
for my $pkg (installed_packages()) {
my $plist = OpenBSD::PackingList->from_installation($pkg,
\&OpenBSD::PackingList::ConflictOnly);
next unless defined $plist;
$plist->{conflicts} = OpenBSD::PkgCfl->make_conflict_list($plist, $pkg);
register($plist, $state);
}
}
sub find($$)
{
my ($pkgname, $state) = @_;
my @bad = ();
if (is_installed $pkgname) {
push(@bad, $pkgname);
}
if (!defined $state->{conflict_list}) {
$state->{conflict_list} = {};
fill_conflict_lists($state);
}
while (my ($name, $l) = each %{$state->{conflict_list}}) {
next if $name eq $pkgname;
if (!defined $l) {
die "Error: $name has no definition";
}
if ($l->conflicts_with($pkgname)) {
push(@bad, $name);
}
}
return @bad;
}
sub find_all
{
my ($plist, $state) = @_;
my $pkgname = $plist->pkgname;
my $l = OpenBSD::PkgCfl->make_conflict_list($plist);
$plist->{conflicts} = $l;
my @first = $l->conflicts_with(installed_packages());
# XXX optimization
if (@first > 0 && !$state->{allow_replacing}) {
return @first;
}
my @conflicts = find($pkgname, $state);
return (@conflicts, @first);
}
1;
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