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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, %base);
my $askok = _("Is this 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 _("urpme version %s
Copyright (C) 1999, 2000, 2001, 2002 MandrakeSoft.
This is free software and may be redistributed under the terms of the GNU GPL.
usage:
", $urpm::VERSION) . _(" --help - print this help message.
") . _(" --auto - automatically select a package in choices.
") . _(" -a - select all packages matching expression.
");
exit(0);
}
$matches = / -a /;
$auto = / --?auto /;
$urpm = new urpm;
$state = {};
#- open database to examine packages...
{
my $db = URPM::DB::open;
@l = grep { !/^-/ } @ARGV;
if (!$matches) {
foreach (@l) {
my ($n, $found);
#- check if name-version-release may have been given.
if (($n) = /^(.*)-[^\-]*-[^\-]*\.[^\.\-]*$/) {
$db->traverse_tag('name', [ $n ], sub {
my ($p) = @_;
$p->fullname eq $_ or return;
$urpm->resolve_closure_ask_remove($db, $state, $p);
push @m, join('-', ($p->fullname)[0..2]);
$found = 1;
});
$found and next;
}
#- check if name-version-release may have been given.
if (($n) = /^(.*)-[^\-]*-[^\-]*$/) {
$db->traverse_tag('name', [ $n ], sub {
my ($p) = @_;
join('-', ($p->fullname)[0..2]) eq $_ or return;
$urpm->resolve_closure_ask_remove($db, $state, $p);
push @m, join('-', ($p->fullname)[0..2]);
$found = 1;
});
$found and next;
}
#- check if name-version may have been given.
if (($n) = /^(.*)-[^\-]*$/) {
$db->traverse_tag('name', [ $n ], sub {
my ($p) = @_;
join('-', ($p->fullname)[0..1]) eq $_ or return;
$urpm->resolve_closure_ask_remove($db, $state, $p);
push @m, join('-', ($p->fullname)[0..2]);
$found = 1;
});
$found and next;
}
#- check if only name may have been given.
$db->traverse_tag('name', [ $_ ], sub {
my ($p) = @_;
$p->name eq $_ or return;
$urpm->resolve_closure_ask_remove($db, $state, $p);
push @m, join('-', ($p->fullname)[0..2]);
$found = 1;
});
$found and next;
#- nothing has been found for the given name.
$maymatch .= ($maymatch && ", ") . $_;
}
if ($maymatch) {
my $msg = $maymatch =~ /, / ? _("unknown packages ") : _("unknown package ");
$msg =~ /\s$/ or $msg .= ' '; #- add trailing space to avoid fixing bad translator (too late now for 9.0).
$maymatch = "$msg$maymatch\n";
}
$maymatch && ($auto || @l > 1) and die $maymatch;
}
if ($matches || $maymatch) {
my $match = join "|", map { quotemeta } @l;
#- reset what has been already found.
$state = {};
@m = ();
#- search for package that matches, and perform closure again.
$db->traverse(sub {
my ($p) = @_;
$p->fullname =~ /$match/ or return;
$urpm->resolve_closure_ask_remove($db, $state, $p);
push @m, join('-', ($p->fullname)[0..2]);
});
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;
}
}
#- if nothing need to be removed.
unless (%{$state->{ask_remove} || {}}) {
print _("Nothing to remove.\n");
exit(0);
}
my @base = qw(basesystem);
my %basepackages;
#- check if a package to be removed is a part of basesystem requires.
while (defined($_ = 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;
foreach (@toremove) {
$sum += $state->{ask_remove}{$_}{size};
}
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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