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# $OpenBSD: PackageInfo.pm,v 1.4 2003/12/09 19:22:36 espie Exp $
#
# Copyright (c) 2003 Marc Espie.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE OPENBSD PROJECT AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBSD
# PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
use strict;
use warnings;
package OpenBSD::PackageInfo;
our @ISA=qw(Exporter);
our @EXPORT=qw(installed_packages installed_info installed_name info_names is_info_name
add_installed delete_installed is_installed borked_package CONTENTS COMMENT DESC INSTALL DEINSTALL REQUIRE
REQUIRED_BY DISPLAY MTREE_DIRS);
use OpenBSD::PackageName;
use constant {
CONTENTS => '+CONTENTS',
COMMENT => '+COMMENT',
DESC => '+DESC',
INSTALL => '+INSTALL',
DEINSTALL => '+DEINSTALL',
REQUIRE => '+REQUIRE',
REQUIRED_BY => '+REQUIRED_BY',
DISPLAY => '+DISPLAY',
MTREE_DIRS => '+MTREE_DIRS' };
my $pkg_db = $ENV{"PKG_DBDIR"} || '/var/db/pkg';
our $list;
our @info = (CONTENTS, COMMENT, DESC, INSTALL, DEINSTALL, REQUIRE, REQUIRED_BY, DISPLAY, MTREE_DIRS);
our %info = ();
for my $i (@info) {
my $j = $i;
$j =~ s/\+/F/;
$info{$i} = $j;
}
sub add_installed
{
if (!defined $list) {
installed_packages();
}
for my $p (@_) {
$list->{$p} = 1;
}
}
sub delete_installed
{
if (!defined $list) {
installed_packages();
}
for my $p (@_) {
undef $list->{$p};
}
}
sub installed_packages()
{
if (!defined $list) {
$list = {};
opendir(my $dir, $pkg_db) or die "Bad pkg_db";
while (my $e = readdir($dir)) {
next if $e eq '.' or $e eq '..';
next unless -d "$pkg_db/$e";
if (-f "$pkg_db/$e/+CONTENTS") {
$list->{$e} = 1;
} else {
print "Warning: $e is not really a package";
}
}
close($dir);
}
return keys %$list;
}
sub installed_info($)
{
my $name = shift;
if ($name =~ m|^\Q$pkg_db\E/?|) {
return "$name/";
} else {
return "$pkg_db/$name/";
}
}
sub borked_package()
{
my $i = 1;
while (-e "$pkg_db/borked.$i") {
$i++;
}
return "borked.$i";
}
sub is_installed($)
{
my $name = installed_name(shift);
if (!defined $list) {
installed_packages();
}
return defined $list->{$name};
}
sub installed_name($)
{
my $name = shift;
$name =~ s|/$||;
$name =~ s|^\Q$pkg_db\E/?||;
return $name;
}
sub info_names()
{
return @info;
}
sub is_info_name($)
{
my $name = shift;
return $info{$name};
}
1;
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