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#!/usr/bin/perl -w
use lib qw(/usr/lib/libDrakX);
use strict;
use standalone; #- warning, standalone must be loaded very first, for 'explanations'
use common;
use interactive;
use harddrake::data;
use Storable qw(store retrieve);
my $invert_do_it = $ARGV[0] eq 'X11' ? 1 : 0;
my ($hw_sysconfdir, $timeout) = ("/etc/sysconfig/harddrake2", $invert_do_it ? 600 : 5);
my $last_boot_config = $hw_sysconfdir."/previous_hw";
$last_boot_config .= '_X11' if $invert_do_it;
# first run ? if not read old hw config
my $previous_config = (-f $last_boot_config && -s $last_boot_config) ? retrieve($last_boot_config) : {};
$previous_config = $$previous_config if ref($previous_config) !~ /HASH/;
my (%config, $wait);
my $in = interactive->vnew;
# For each hw, class, detect device, compare and offer to reconfigure if needed
foreach (@harddrake::data::tree) {
my ($Ident, $item, undef, $configurator, $detector, $do_it) = @$_;
next unless $do_it ^ $invert_do_it;
# No detector ? (should never happen but who know ?)
ref($detector) eq 'CODE' or next;
my %ID = map {
my $i = $_;
my $id = defined $i->{device} ? $i->{device} : join(':', map { $i->{$_} } qw(vendor id subvendor subid));
$id => $i;
} &$detector;
$config{$Ident} = \%ID;
next if is_empty_hash_ref $previous_config; # don't fsck on first run
my $oldconfig = $previous_config->{$Ident};
my $msg;
my @was_removed = difference2([ keys %$oldconfig ], [ keys %ID ]);
if (@was_removed) {
$msg .= N("Some devices in the \"%s\" hardware class were removed:\n", $item) .
"- " . harddrake::data::custom_id($oldconfig->{$_}, $item) . " was removed\n" foreach @was_removed . "\n";
}
my @added = difference2([ keys %ID ], [ keys %$oldconfig ]);
$msg .= N("Some devices were added:\n", $item) if @added;
$msg .= "- " . harddrake::data::custom_id($ID{$_}, $item) . " was added\n" foreach @added;
@added || @was_removed or next;
next unless -x $configurator;
my ($pid, $no);
$SIG{ALRM} = sub { $no = 1; kill 15, $pid };
unless ($pid = fork) {
exec("/usr/share/harddrake/confirm 'Hardware changes in $Ident class ($timeout seconds to answer)' '" . $msg . "Do you want to run the appropriate config tool ?'");
}
alarm($timeout);
wait;
my $res = $?;
alarm(0);
if ($no) {
require interactive;
undef $wait;
$wait = $in->wait_message(N("Please wait"), N("Hardware probing in progress"));
} elsif ($res) {
if (my $pid = fork) {
wait;
} else { exec("$configurator 2>/dev/null") or die "$configurator missing\n" }
}
}
# output new hw config
standalone::explanations "created file $last_boot_config";
store \%config, $last_boot_config;
$in->exit(0);
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