path: root/urpme

#!/usr/bin/perl

# $Id$

# Copyright (C) 1999-2004 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 urpm;
use urpm::args;
use urpm::msg;

our ($root, $test, $parallel, $auto, $matches, $verbose, $maymatch, $usedistrib, $force, @l);
my $askok = N("Is this OK?");
# Translator: Add here the keys which might be pressed in the "No"-case.
my $noexpr = N("Nn");
# Translator: Add here the keys which might be pressed in the "Yes"-case.
my $yesexpr = N("Yy");

sub usage {
    print STDERR N("urpme version %s
Copyright (C) 1999-2004 Mandrakesoft.
This is free software and may be redistributed under the terms of the GNU GPL.

usage:
", $urpm::VERSION) . N("  --help         - print this help message.
") . N("  --auto         - automatically select a package in choices.
") . N("  --test         - verify if the installation can be achieved correctly.
") . N("  --force        - force invocation even if some packages do not exist.
") . N("  --parallel     - distributed urpmi across machines of alias.
") . N("  --root         - use another root for rpm installation.
") . N("  --use-distrib  - configure urpmi on the fly from a distrib tree, useful
                   to (un)install a chroot with --root option.
") . N("  -v             - verbose mode.
") . N("  -a             - select all packages matching expression.
");
    exit(0);
}

@ARGV or usage;
urpm::args::parse_cmdline();
@l = @ARGV;

my $urpm = new urpm;
my $state = {};

#- remove verbose if not asked.
$verbose or $urpm->{log} = sub {};

#- just configure parallel mode if available.
$urpm->configure(
    synthesis => ($parallel ? 'none' : ''),
    root => $root,
    parallel => $parallel,
    usedistrib => $usedistrib,
);

#- examine packages...
my @toremove = $urpm->find_packages_to_remove(
    $state,
    \@l,
    test => $test,
    matches => $matches,
    auto => $auto,
    force => $force,
    callback_notfound => sub {
	my $urpm = shift @_;
	$urpm->{fatal}(1, (@_ > 1 ? N("unknown packages") : N("unknown package")) .
	    ': ' . join(', ', @_)); 0 },
    callback_fuzzy => sub {
	my $urpm = shift @_;
	my $match = shift @_;
	$urpm->{fatal}(1, N("The following packages contain %s: %s",
		$match, join(' ', @_))); 0 },
    callback_base => sub {
	my $urpm = shift @_;
	foreach (@_) {
	    $urpm->{error}(N("removing package %s will break your system", $_));
	} 0 },
) or $urpm->{fatal}(0, N("Nothing to remove"));

my $list = join "\n", $urpm->translate_why_removed($state, sort @toremove);
if ($test && $auto) {
    my $msg = N("Checking to remove the following packages");
    print STDOUT "$msg:\n$list\n";
} elsif (($parallel || @toremove > @l) && !$auto) {
    my $sum = 0;
    foreach (@toremove) {
	$sum += $state->{rejected}{$_}{size};
    }
    my $msg = N("To satisfy dependencies, the following packages will be removed (%d MB)", toMb($sum));
    print STDOUT "$msg:\n$list\n";
    message_input($askok . N(" (y/N) "), $force && $yesexpr, boolean => 1) =~ /[$yesexpr]/ or exit 0;
}

print STDOUT "\n".N("removing %s", join(' ', sort @toremove))."\n";
@l = $parallel ?
  $urpm->parallel_remove(\@toremove, test => $test, force => $force, translate_message => 1) :
  $urpm->install(\@toremove, {}, {}, test => $test, force => $force, translate_message => 1);
@l and $urpm->{fatal}(2, N("Removing failed") . ":\n" . join("\n",  map { "\t$_" } @l));