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#!/usr/bin/perl
# Copyright (C) 1999,2002 MandrakeSoft <pixel@linux-mandrake.com>
# <fpons@mandrakesoft.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#We only make good software ;-)
use strict;
#use strict qw(subs vars refs);
use URPM;
use URPM::Resolve;
use urpm;
#- get I18N translation method.
import urpm _;
my ($auto, $matches, $maymatch, @l, @m, @toremove);
my $askok = _("Is it OK?");
my $askrm = _("Remove them all?");
# Translator: Add here the keys which might be pressed in the "No"-case.
my $noexpr = _("Nn");
# Translator: Add here the keys which might be pressed in the "Yes"-case.
my $yesexpr = _("Yy");
local $_ = ' ' . join(' ', @ARGV) . ' ';
if ( / --?h/ || @ARGV == 0 ) {
print STDERR _("usage: urpme [-a] [--auto] <packages...>\n");
exit(0);
}
$matches = / -a /;
$auto = / --?auto /;
@l = grep { !/^-/ } @ARGV;
if (!$matches) {
@m = map { chop; $_ } `rpm -q @l 2>&1`;
if ($?) {
$maymatch = _("unknown package(s) ") . join(", ", map { /package (\S+) is not installed/ ? $1 : () } @m) . "\n";
$auto || @l > 1 and die $maymatch;
}
}
if ($matches || $maymatch) {
my $match = join "|", map { quotemeta } @l;
@m = grep { /$match/ } map { chop; $_ } `rpm -qa`;
if ($maymatch) {
@m or die $maymatch;
my $msg = _("Using \"%s\" as a substring, I found", $match);
print STDOUT "$msg:\n@m\n$askrm" . _(" (y/N) ");
<STDIN> =~ /[$yesexpr]/ or exit 1;
}
}
my $urpm = new urpm;
my $state = {};
my %base;
my @base = qw(basesystem);
my %basepackages;
#- closure all package asked to be removed.
{
my $db = URPM::DB::open;
foreach (@m) {
my ($n) = /(.*)-[^-]*-[^-]*/;
$db->traverse_tag('name', [ $n ], sub {
my ($p) = @_;
join('-', ($p->fullname)[0..2]) eq $_ or return;
$urpm->resolve_closure_ask_remove($db, $state, $p, undef);
}) or die _("unknown package ") . "$_\n";
}
#- if nothing need to be removed.
unless (%{$state->{ask_remove} || {}}) {
print _("Nothing to remove.\n");
exit(0);
}
#- check if a package to be removed is a part of basesystem requires.
while (defined($_ = shift @base)) {
exists $basepackages{$_} and next;
$db->traverse_tag(/^\// ? 'path' : 'whatprovides', [ $_ ], sub {
my ($p) = @_;
push @{$basepackages{$_} ||= []}, join '-', ($p->fullname)[0..2];
push @base, $p->requires_nosense;
});
}
}
foreach (values %basepackages) {
my $n = @$_;
foreach (@$_) {
$base{$_} = \$n;
}
}
my $base_str = '';
my @toremove = keys %{$state->{ask_remove}};
foreach (@toremove) {
my $rn = $base{$_};
if ($rn) {
$$rn == 1 and $base_str .= _("removing package %s will break your system\n", $_);
--$$rn;
}
}
$base_str and die $base_str;
if (@toremove > @l && !$auto) {
my $sum = 0;
map { $sum += $_ } `rpm -q --queryformat "%{SIZE}\n" @toremove`;
my $msg = _("To satisfy dependencies, the following packages are going to be removed (%d MB)", toMb($sum));
print STDOUT "$msg:\n@toremove\n$askok" . _(" (Y/n) ");
<STDIN> =~ /[$noexpr]/ and exit 0;
}
$urpm->install('/', \@toremove, {}, {});
sub toMb {
my $nb = $_[0] / 1024 / 1024;
int $nb + 0.5;
}
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