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# ex:ts=8 sw=4:
# $OpenBSD: PackageInfo.pm,v 1.7 2004/08/06 07:51:17 espie Exp $
#
# Copyright (c) 2003-2004 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::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 = {};
my @bad=();
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 (! -r _) {
push(@bad, $e);
next;
}
if (-f "$pkg_db/$e/+CONTENTS") {
$list->{$e} = 1;
} else {
print "Warning: $e is not really a package\n";
}
}
close($dir);
if (@bad > 0) {
print "Warning: can't access information for ", join(", ", @bad), "\n";
}
}
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;
|
