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#!/usr/bin/perl
use MDK::Common;
use lib "../perl-install";
use keyboard;
use commands;
use Config;
Config->import;
my ($arch) = $Config{archname} =~ /(.*)-/;
$tmp = "/tmp/rescue_tmp";
$mnt = "/tmp/rescue_stage2_img";
$mke2fs = "/sbin/mke2fs -q -m 0 -F -s 1";
$rescue = "rescue_stage2";
if ($>) {
$sudo = "sudo";
$ENV{PATH} = "/sbin:/usr/sbin:$ENV{PATH}";
}
BEGIN { undef *_; }
sub __ { print @_, "\n"; system(@_); }
sub _ { __ @_; $? and die; }
sub install_raw {
s|^/|| foreach @_;
_ "tar c -C / @_ | tar x -C $tmp" if @_;
}
sub install_lib {
s|^/|| foreach @_;
_ "tar c -C / --dereference @_ | tar x -C $tmp" if @_;
}
sub install_l {
my @l = @_;
@l = uniq(map { chomp_($_) } @l);
push @l,
`ldd @l 2>/dev/null | grep "=>" | sed -e 's/.*=> //' -e 's/ .*//'`;
@l = uniq(map { chomp_($_) } @l);
install_raw(grep { !/lib.*\.so/ } @l);
install_lib(grep { /lib.*\.so/ } @l);
}
sub installown($$) {
my ($own, $dir) = @_;
return if -e "$tmp$dir$own";
commands::mkdir_("-p", "$tmp$dir") unless -d "$tmp$dir";
_ "cp -a $own $tmp$dir";
}
_ "$sudo rm -rf $tmp" if -e $tmp;
_ "mkdir $tmp";
_ 'find . -name "*~" | xargs rm -f';
foreach (cat_("dirs")) {
chomp;
commands::mkdir_("-p", "$tmp$_");
}
_ "cp -a tree/* $tmp";
_ "find $tmp -name 'CVS*' | xargs rm -rf";
_ "perl devices.pl $tmp";
install_raw(keyboard::loadkeys_files());
foreach (keyboard::loadkeys_files()) {
# create the long name based on the short one (if needed)
symlink "$2.kmap.gz", "$tmp$1/$3.kmap.gz" if m|(.*)/((..).+)\.kmap\.gz|;
}
my $perl_version = join ".", unpack "C3", $^V;
@files = map { chomp; s/PERL_VERSION/$perl_version/g; $_ } (cat_("list"), cat_(`../tools/specific_arch list`));
@files = `ls -d @files`;
$? == 0 or exit 1;
install_l(@files);
foreach (cat_("aliases")) {
chomp; my ($f, $dest) = split;
symlink $dest, "$tmp$f";
}
chomp($main = `cat ../all.kernels/.main`);
_ "cp ../all.modules/modules.cz-$main $tmp/modules/modules.cz";
_ "cp ../all.modules/$main/modules.dep $tmp/modules";
installown("drvinst", "/usr/bin");
installown("guessmounts", "/usr/bin");
__ "strip $tmp/{lib,bin,sbin}/* $tmp/usr/{bin,sbin}/* 2>/dev/null";
exit 0 if $ARGV[0];
$size = `du -s $tmp | cut -f1` + 2048; #- add 2MB of free space
commands::mkdir_("-p", $mnt) if !-e $mnt;
__ "$sudo umount $rescue 2>/dev/null";
_ "dd if=/dev/zero of=$rescue bs=1k count=$size";
_ "$mke2fs $rescue";
_ "$sudo mount -t ext2 $rescue $mnt -o loop";
_ "rmdir $mnt/lost+found";
_ "$sudo chown -R root.root $tmp";
_ "$sudo cp -a $tmp/* $mnt";
_ "$sudo rm -rf $tmp";
_ "$sudo umount $rescue";
_ "rmdir $mnt";
_ "bzip2 -f -9 $rescue";
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