File Manager

XYZ File Manager

Current Path: /usr/bin

📁 ..
📁 X11
📄 [(66.89 KB)
📄 ab(58.42 KB)
📄 addpart(30.31 KB)
📄 apt(18.31 KB)
📄 apt-cache(86.38 KB)
📄 apt-cdrom(22.38 KB)
📄 apt-config(26.31 KB)
📄 apt-get(50.38 KB)
📄 apt-key(27.32 KB)
📄 apt-mark(58.38 KB)
📄 arch(42.86 KB)
📄 awk(154.66 KB)
📄 b2sum(58.98 KB)
📄 base32(46.89 KB)
📄 base64(46.89 KB)
📄 basename(42.83 KB)
📄 basenc(54.89 KB)
📄 bash(1.21 MB)
📄 bashbug(6.7 KB)
📄 bdftopcf(42.45 KB)
📄 bdftruncate(10.22 KB)
📄 busctl(90.5 KB)
📄 c_rehash(6.68 KB)
📄 captoinfo(90.34 KB)
📄 cat(42.98 KB)
📄 certbot(958 B)
📄 chage(78.49 KB)
📄 chardet(221 B)
📄 chardetect(221 B)
📄 chattr(14.24 KB)
📄 chcon(67.11 KB)
📄 checkgid(14.23 KB)
📄 chfn(61.2 KB)
📄 chgrp(67.05 KB)
📄 chmod(62.98 KB)
📄 choom(54.31 KB)
📄 chown(71.05 KB)
📄 chrt(66.31 KB)
📄 chsh(51.64 KB)
📄 cksum(139.05 KB)
📄 clear(14.24 KB)
📄 clear_console(14.15 KB)
📄 cmp(50.95 KB)
📄 comm(46.92 KB)
📄 corelist(15.01 KB)
📄 cp(147.61 KB)
📄 cpan(8.16 KB)
📄 cpan5.36-x86_64-linux-gnu(8.18 KB)
📄 csplit(119.17 KB)
📄 ctstat(26.59 KB)
📄 cut(46.98 KB)
📄 dash(122.7 KB)
📄 date(119.05 KB)
📄 dbus-cleanup-sockets(14.22 KB)
📄 dbus-daemon(238.56 KB)
📄 dbus-monitor(26.23 KB)
📄 dbus-run-session(14.23 KB)
📄 dbus-send(30.22 KB)
📄 dbus-update-activation-environment(14.22 KB)
📄 dbus-uuidgen(14.22 KB)
📄 dd(87.15 KB)
📄 deb-systemd-helper(23.79 KB)
📄 deb-systemd-invoke(6.09 KB)
📄 debconf(2.79 KB)
📄 debconf-apt-progress(11.27 KB)
📄 debconf-communicate(608 B)
📄 debconf-copydb(1.68 KB)
📄 debconf-escape(647 B)
📄 debconf-set-selections(2.92 KB)
📄 debconf-show(1.78 KB)
📄 delpart(30.31 KB)
📄 df(99.8 KB)
📄 dialog(247.85 KB)
📄 diff(151.58 KB)
📄 diff3(67.14 KB)
📄 dir(147.8 KB)
📄 dircolors(50.92 KB)
📄 dirname(38.83 KB)
📄 dmesg(86.58 KB)
📄 dnsdomainname(22.15 KB)
📄 domainname(22.15 KB)
📄 dpkg(310.64 KB)
📄 dpkg-deb(166.52 KB)
📄 dpkg-divert(154.55 KB)
📄 dpkg-maintscript-helper(20.71 KB)
📄 dpkg-query(158.58 KB)
📄 dpkg-realpath(4.09 KB)
📄 dpkg-split(126.48 KB)
📄 dpkg-statoverride(62.33 KB)
📄 dpkg-trigger(86.48 KB)
📄 du(171.33 KB)
📄 dvipdf(1007 B)
📄 echo(42.83 KB)
📄 editor(3.48 MB)
📄 egrep(41 B)
📄 enc2xs(40.96 KB)
📄 encguess(3 KB)
📄 env(47.4 KB)
📄 eps2eps(639 B)
📄 ex(3.48 MB)
📄 expand(42.92 KB)
📄 expiry(30.45 KB)
📄 expr(115.05 KB)
📄 factor(83.2 KB)
📄 faillog(22.53 KB)
📄 fallocate(34.31 KB)
📄 false(34.83 KB)
📄 fcgistarter(14.23 KB)
📄 fgrep(41 B)
📄 fincore(34.36 KB)
📄 find(219.58 KB)
📄 findmnt(83.59 KB)
📄 flock(34.39 KB)
📄 fmt(46.89 KB)
📄 fold(42.89 KB)
📄 fonttosfnt(34.41 KB)
📄 free(26.3 KB)
📄 fuser(39.83 KB)
📄 getconf(26.5 KB)
📄 getent(35.47 KB)
📄 getopt(34.31 KB)
📄 ghostscript(14.23 KB)
📄 gpasswd(86.42 KB)
📄 gpgv(463 KB)
📄 grep(198.39 KB)
📄 groups(42.89 KB)
📄 gs(14.23 KB)
📄 gsbj(350 B)
📄 gsdj(352 B)
📄 gsdj500(352 B)
📄 gslj(353 B)
📄 gslp(350 B)
📄 gsnd(277 B)
📄 gunzip(2.29 KB)
📄 gzexe(6.3 KB)
📄 gzip(95.84 KB)
📄 h2ph(28.54 KB)
📄 h2xs(59.51 KB)
📄 hardlink(50.39 KB)
📄 head(46.95 KB)
📄 helpztags(2.46 KB)
📄 hostid(38.83 KB)
📄 hostname(22.15 KB)
📄 hostnamectl(30.38 KB)
📄 htcacheclean(34.24 KB)
📄 htdbm(26.23 KB)
📄 htdigest(14.23 KB)
📄 htpasswd(26.23 KB)
📄 i386(26.58 KB)
📄 iconv(63.13 KB)
📄 id(47.02 KB)
📄 infocmp(62.31 KB)
📄 infotocap(90.34 KB)
📄 install(155.8 KB)
📄 instmodsh(4.27 KB)
📄 ionice(34.31 KB)
📄 ip(674.82 KB)
📄 ipcmk(34.38 KB)
📄 ipcrm(34.31 KB)
📄 ipcs(74.31 KB)
📄 ischroot(14.32 KB)
📄 join(54.98 KB)
📄 journalctl(74.64 KB)
📄 json_pp(4.88 KB)
📄 kernel-install(12.75 KB)
📄 kill(22.3 KB)
📄 killall(31.95 KB)
📄 last(50.31 KB)
📄 lastb(50.31 KB)
📄 lastlog(31.75 KB)
📄 lcf(7.6 KB)
📄 ld.so(205.96 KB)
📄 ldd(5.28 KB)
📄 letsencrypt(958 B)
📄 libnetcfg(15.41 KB)
📄 link(38.83 KB)
📄 linux32(26.58 KB)
📄 linux64(26.58 KB)
📄 ln(71.12 KB)
📄 lnstat(26.59 KB)
📄 locale(46.16 KB)
📄 localectl(26.38 KB)
📄 localedef(291.91 KB)
📄 logger(54.9 KB)
📄 login(51.78 KB)
📄 loginctl(58.48 KB)
📄 logname(38.83 KB)
📄 logresolve(14.24 KB)
📄 ls(147.8 KB)
📄 lsattr(14.24 KB)
📄 lsb_release(2.59 KB)
📄 lsblk(202.31 KB)
📄 lscpu(126.31 KB)
📄 lsfd(120.3 KB)
📄 lsipc(98.31 KB)
📄 lsirq(34.48 KB)
📄 lslocks(70.7 KB)
📄 lslogins(94.31 KB)
📄 lsmem(66.31 KB)
📄 lsns(82.31 KB)
📄 mawk(154.66 KB)
📄 mcookie(34.38 KB)
📄 md5sum(50.95 KB)
📄 md5sum.textutils(50.95 KB)
📄 mesg(18.3 KB)
📄 mkdir(95.27 KB)
📄 mkfifo(67.17 KB)
📄 mkfontdir(65 B)
📄 mkfontscale(39.05 KB)
📄 mknod(71.2 KB)
📄 mktemp(42.92 KB)
📄 more(58.31 KB)
📄 mount(58.3 KB)
📄 mountpoint(18.3 KB)
📄 mv(139.62 KB)
📄 namei(34.31 KB)
📄 nawk(154.66 KB)
📄 netstat(151.66 KB)
📄 networkctl(106.38 KB)
📄 newgrp(47.75 KB)
📄 nice(42.86 KB)
📄 nisdomainname(22.15 KB)
📄 nl(111.11 KB)
📄 nohup(42.89 KB)
📄 normalizer(244 B)
📄 nproc(42.89 KB)
📄 nsenter(34.54 KB)
📄 nstat(104.45 KB)
📄 numfmt(67.02 KB)
📄 od(79.02 KB)
📄 openssl(953.26 KB)
📄 pager(58.31 KB)
📄 paperconf(14.34 KB)
📄 partx(118.31 KB)
📄 passwd(66.65 KB)
📄 paste(42.89 KB)
📄 pathchk(42.86 KB)
📄 pdb3(62.4 KB)
📄 pdb3.11(62.4 KB)
📄 pdf2dsc(698 B)
📄 pdf2ps(909 B)
📄 peekfd(14.5 KB)
📄 perl(3.63 MB)
📄 perl5.36-x86_64-linux-gnu(14.41 KB)
📄 perl5.36.0(3.63 MB)
📄 perlbug(44.12 KB)
📄 perldoc(125 B)
📄 perlivp(10.61 KB)
📄 perlthanks(44.12 KB)
📄 pf2afm(498 B)
📄 pfbtopfa(516 B)
📄 pgrep(34.42 KB)
📄 phar(14.88 KB)
📄 phar.phar(14.88 KB)
📄 phar.phar8.2(14.88 KB)
📄 phar8.2(14.88 KB)
📄 phar8.2.phar(14.88 KB)
📄 php(5.4 MB)
📄 php8.2(5.4 MB)
📄 piconv(8.16 KB)
📄 pidof(26.31 KB)
📄 pidwait(34.42 KB)
📄 pinky(47.05 KB)
📄 pkill(34.42 KB)
📄 pl2pm(4.43 KB)
📄 pldd(22.69 KB)
📄 pmap(34.34 KB)
📄 pod2html(4.04 KB)
📄 pod2man(14.68 KB)
📄 pod2text(10.55 KB)
📄 pod2usage(4.01 KB)
📄 podchecker(3.57 KB)
📄 pphs(404 B)
📄 pr(79.11 KB)
📄 printafm(395 B)
📄 printenv(34.83 KB)
📄 printf(62.92 KB)
📄 prlimit(38.83 KB)
📄 prove(13.34 KB)
📄 prtstat(18.57 KB)
📄 ps(142.93 KB)
📄 ps2ascii(631 B)
📄 ps2epsi(1.23 KB)
📄 ps2pdf(272 B)
📄 ps2pdf12(215 B)
📄 ps2pdf13(215 B)
📄 ps2pdf14(215 B)
📄 ps2pdfwr(1.05 KB)
📄 ps2ps(647 B)
📄 ps2ps2(669 B)
📄 ps2txt(631 B)
📄 pslog(14.45 KB)
📄 pstree(35.78 KB)
📄 pstree.x11(35.78 KB)
📄 ptar(3.48 KB)
📄 ptardiff(2.58 KB)
📄 ptargrep(4.29 KB)
📄 ptx(135.23 KB)
📄 pwd(42.92 KB)
📄 pwdx(14.3 KB)
📄 py3clean(7.63 KB)
📄 py3compile(13 KB)
📄 py3versions(12.52 KB)
📄 pydoc3(79 B)
📄 pydoc3.11(79 B)
📄 pygettext3(23.67 KB)
📄 pygettext3.11(23.67 KB)
📄 python3(6.52 MB)
📄 python3.11(6.52 MB)
📄 rbash(1.21 MB)
📄 rdma(180.6 KB)
📄 readlink(50.89 KB)
📄 realpath(50.92 KB)
📄 rename.ul(22.3 KB)
📄 renice(14.3 KB)
📄 reset(30.24 KB)
📄 resizepart(70.31 KB)
📄 rev(14.3 KB)
📄 rgrep(30 B)
📄 rm(71.05 KB)
📄 rmdir(54.92 KB)
📄 rotatelogs(26.31 KB)
📄 routel(1.62 KB)
📄 rtstat(26.59 KB)
📄 run-parts(26.91 KB)
📄 runcon(42.95 KB)
📄 rview(3.48 MB)
📄 rvim(3.48 MB)
📄 savelog(10.24 KB)
📄 scp(266.63 KB)
📄 script(70.3 KB)
📄 scriptlive(54.3 KB)
📄 scriptreplay(46.3 KB)
📄 sdiff(55.08 KB)
📄 sed(123.46 KB)
📄 select-editor(2.39 KB)
📄 sensible-browser(1.26 KB)
📄 sensible-editor(1.24 KB)
📄 sensible-pager(565 B)
📄 seq(58.92 KB)
📄 setarch(26.58 KB)
📄 setpriv(78.31 KB)
📄 setsid(14.3 KB)
📄 setterm(46.31 KB)
📄 sftp(282.59 KB)
📄 sg(47.75 KB)
📄 sh(122.7 KB)
📄 sha1sum(54.95 KB)
📄 sha224sum(58.95 KB)
📄 sha256sum(58.95 KB)
📄 sha384sum(62.95 KB)
📄 sha512sum(62.95 KB)
📄 shasum(9.75 KB)
📄 shred(63.14 KB)
📄 shuf(58.98 KB)
📄 skill(30.33 KB)
📄 slabtop(22.37 KB)
📄 sleep(42.86 KB)
📄 slogin(1.07 MB)
📄 snice(30.33 KB)
📄 sort(115.68 KB)
📄 splain(18.99 KB)
📄 split(59.55 KB)
📄 ss(189.14 KB)
📄 ssh(1.07 MB)
📄 ssh-add(518.44 KB)
📄 ssh-agent(474.38 KB)
📄 ssh-argv0(1.42 KB)
📄 ssh-copy-id(12.38 KB)
📄 ssh-keygen(646.44 KB)
📄 ssh-keyscan(622.47 KB)
📄 stat(95.2 KB)
📄 stdbuf(58.92 KB)
📄 streamzip(7.75 KB)
📄 stty(83.02 KB)
📄 su(70.31 KB)
📄 sum(50.96 KB)
📄 sync(38.89 KB)
📄 systemctl(1.29 MB)
📄 systemd(90.38 KB)
📄 systemd-analyze(182.61 KB)
📄 systemd-ask-password(18.48 KB)
📄 systemd-cat(18.38 KB)
📄 systemd-cgls(22.48 KB)
📄 systemd-cgtop(38.4 KB)
📄 systemd-creds(42.61 KB)
📄 systemd-cryptenroll(58.6 KB)
📄 systemd-delta(26.38 KB)
📄 systemd-detect-virt(18.37 KB)
📄 systemd-escape(18.37 KB)
📄 systemd-firstboot(50.59 KB)
📄 systemd-id128(22.37 KB)
📄 systemd-inhibit(22.39 KB)
📄 systemd-machine-id-setup(18.48 KB)
📄 systemd-mount(50.59 KB)
📄 systemd-notify(18.38 KB)
📄 systemd-path(18.37 KB)
📄 systemd-repart(150.69 KB)
📄 systemd-run(58.57 KB)
📄 systemd-socket-activate(26.38 KB)
📄 systemd-stdio-bridge(18.38 KB)
📄 systemd-sysext(42.49 KB)
📄 systemd-sysusers(62.68 KB)
📄 systemd-tmpfiles(110.57 KB)
📄 systemd-tty-ask-password-agent(34.38 KB)
📄 systemd-umount(50.59 KB)
📄 tabs(18.23 KB)
📄 tac(111.05 KB)
📄 tail(75.14 KB)
📄 tar(519.52 KB)
📄 taskset(62.31 KB)
📄 tee(42.95 KB)
📄 tempfile(14.18 KB)
📄 test(58.89 KB)
📄 tic(90.34 KB)
📄 timedatectl(42.37 KB)
📄 timeout(47.49 KB)
📄 tload(18.32 KB)
📄 toe(22.23 KB)
📄 top(131.58 KB)
📄 touch(107.05 KB)
📄 tput(26.27 KB)
📄 tr(54.89 KB)
📄 true(34.83 KB)
📄 truncate(42.89 KB)
📄 tset(30.24 KB)
📄 tsort(54.89 KB)
📄 tty(34.86 KB)
📄 tzselect(14.99 KB)
📄 ucf(40.69 KB)
📄 ucfq(18.91 KB)
📄 ucfr(10.85 KB)
📄 uclampset(62.31 KB)
📄 ucs2any(18.32 KB)
📄 umount(34.3 KB)
📄 uname(42.86 KB)
📄 uncompress(2.29 KB)
📄 unexpand(42.92 KB)
📄 uniq(46.95 KB)
📄 unlink(38.83 KB)
📄 unshare(82.54 KB)
📄 update-alternatives(58.31 KB)
📄 update-mime-database(59.27 KB)
📄 uptime(14.3 KB)
📄 users(38.89 KB)
📄 utmpdump(30.3 KB)
📄 vdir(147.8 KB)
📄 vi(3.48 MB)
📄 view(3.48 MB)
📄 vim(3.48 MB)
📄 vim.basic(3.48 MB)
📄 vimdiff(3.48 MB)
📄 vimtutor(2.1 KB)
📄 vmstat(34.72 KB)
📄 w(22.3 KB)
📄 wall(38.3 KB)
📄 watch(26.71 KB)
📄 wc(51.05 KB)
📄 wdctl(70.34 KB)
📄 wget(527.36 KB)
📄 whereis(30.77 KB)
📄 which(946 B)
📄 which.debianutils(946 B)
📄 who(59.02 KB)
📄 whoami(38.86 KB)
📄 x86_64(26.58 KB)
📄 xargs(70.45 KB)
📄 xdg-user-dir(234 B)
📄 xdg-user-dirs-update(26.16 KB)
📄 xsubpp(5.05 KB)
📄 xxd(18.21 KB)
📄 yes(38.83 KB)
📄 ypdomainname(22.15 KB)
📄 zcat(1.94 KB)
📄 zcmp(1.64 KB)
📄 zdiff(6.31 KB)
📄 zdump(22.52 KB)
📄 zegrep(29 B)
📄 zfgrep(29 B)
📄 zforce(2.03 KB)
📄 zgrep(7.91 KB)
📄 zipdetails(68.55 KB)
📄 zless(2.15 KB)
📄 zmore(1.8 KB)
📄 znew(4.47 KB)

Editing: debconf-apt-progress

#!/usr/bin/perl -w
# This file was preprocessed, do not edit!

use strict;
use POSIX;
use Fcntl;
use Getopt::Long;
use Debconf::Client::ConfModule ();

my ($config, $start, $from, $to, $stop);
my $progress=1;
my $dlwaypoint=15;
my ($logfile, $logstderr);
my $had_frontend;

sub checkopen (@) {
	my $file = $_[0];
	my $fd = POSIX::open($file, &POSIX::O_RDONLY);
	defined $fd or die "$0: can't open $_[0]: $!\n";
	return $fd;
}

sub checkclose ($) {
	my $fd = $_[0];
	unless (POSIX::close($fd)) {
		return if $! == &POSIX::EBADF;
		die "$0: can't close fd $fd: $!\n";
	}
}

sub checkdup2 ($$) {
	my ($oldfd, $newfd) = @_;
	checkclose($newfd);
	POSIX::dup2($oldfd, $newfd)
		or die "$0: can't dup fd $oldfd to $newfd: $!\n";
}

sub nocloexec (*) {
	my $fh = shift;
	my $flags = fcntl($fh, F_GETFD, 0);
	fcntl($fh, F_SETFD, $flags & ~FD_CLOEXEC);
}

sub nonblock (*) {
	my $fh = shift;
	my $flags = fcntl($fh, F_GETFL, 0);
	fcntl($fh, F_SETFL, $flags | O_NONBLOCK);
}

sub reservefds (@) {
	my $null = checkopen('/dev/null');
	my $close = 1;
	for my $fd (@_) {
		if ($null == $fd) {
			$close = 0;
		} else {
			checkclose($fd);
			checkdup2($null, $fd);
		}
	}
	if ($close) {
		checkclose($null);
	}
}

sub envnonempty ($) {
	my $name = shift;
	return (exists $ENV{$name} and $ENV{$name} ne '');
}

sub start_debconf (@) {
	if (! $ENV{DEBIAN_HAS_FRONTEND}) {
		if (envnonempty('DEBCONF_DB_REPLACE')) {
			$ENV{DEBCONF_APT_PROGRESS_DB_REPLACE} =
				$ENV{DEBCONF_DB_REPLACE};
		}
		if (envnonempty('DEBCONF_DB_OVERRIDE')) {
			$ENV{DEBCONF_APT_PROGRESS_DB_OVERRIDE} =
				$ENV{DEBCONF_DB_OVERRIDE};
		}

$ENV{DEBCONF_DB_REPLACE} = 'configdb';
		$ENV{DEBCONF_DB_OVERRIDE} = 'Pipe{infd:none outfd:none}';

$ENV{DEBCONF_APT_PROGRESS_NO_FRONTEND} = 1;

@ARGV = @_;
	}

import Debconf::Client::ConfModule;
}

sub passthrough (@) {
	my $priority = Debconf::Client::ConfModule::get('debconf/priority');

defined(my $pid = fork) or die "$0: can't fork: $!\n";
	if (!$pid) {
		close STATUS_READ;
		close COMMAND_WRITE;
		close DEBCONF_COMMAND_READ;
		close DEBCONF_REPLY_WRITE;
		$^F = 6; # avoid close-on-exec
		if (fileno(COMMAND_READ) != 0) {
			checkdup2(fileno(COMMAND_READ), 0);
			close COMMAND_READ;
		}
		if (fileno(APT_LOG) != 1) {
			checkclose(1);
			checkdup2(fileno(APT_LOG), 1);
		}
		if (fileno(APT_LOG) != 2) {
			checkclose(2);
			checkdup2(fileno(APT_LOG), 2);
		}
		close APT_LOG;
		delete $ENV{DEBIAN_HAS_FRONTEND};
		delete $ENV{DEBCONF_REDIR};
		delete $ENV{DEBCONF_SYSTEMRC};
		delete $ENV{DEBCONF_PIPE}; # just in case ...
		$ENV{DEBIAN_FRONTEND} = 'passthrough';
		$ENV{DEBIAN_PRIORITY} = $priority;
		$ENV{DEBCONF_READFD} = 5;
		$ENV{DEBCONF_WRITEFD} = 6;
		$ENV{APT_LISTCHANGES_FRONTEND} = 'none';
		if ($had_frontend) {
			$ENV{DEBCONF_DB_REPLACE} = 'configdb';
			$ENV{DEBCONF_DB_OVERRIDE} = 'Pipe{infd:none outfd:none}';
		}
		exec @_;
	}

close STATUS_WRITE;
	close COMMAND_READ;
	close DEBCONF_COMMAND_WRITE;
	close DEBCONF_REPLY_READ;
	return $pid;
}

sub handle_status ($$$) {
	my ($from, $to, $line) = @_;
	my ($status, $pkg, $percent, $description) = split ':', $line, 4;

my ($min, $len);
	if ($status eq 'dlstatus') {
		$min = 0;
		$len = $dlwaypoint;
	}
	elsif ($status eq 'pmstatus') {
		$min = $dlwaypoint;
		$len = 100 - $dlwaypoint;
	}
	elsif ($status eq 'media-change') {
		Debconf::Client::ConfModule::subst(
			'debconf-apt-progress/media-change', 'MESSAGE',
			$description);
		my @ret = Debconf::Client::ConfModule::input(
			'critical', 'debconf-apt-progress/media-change');
		$ret[0] == 0 or die "Can't display media change request!\n";
		Debconf::Client::ConfModule::go();
		print COMMAND_WRITE "\n" || die "can't talk to command fd: $!";
		return;
	}
	else {
		return;
	}

$percent = ($percent * $len / 100 + $min);
	$percent = ($percent * ($to - $from) / 100 + $from);
	$percent =~ s/\..*//;
	if ($progress) {
		my @ret=Debconf::Client::ConfModule::progress('SET', $percent);
		if ($ret[0] eq '30') {
			cancel();
		}
	}
	Debconf::Client::ConfModule::subst(
		'debconf-apt-progress/info', 'DESCRIPTION', $description);
	my @ret=Debconf::Client::ConfModule::progress(
		'INFO', 'debconf-apt-progress/info');
	if ($ret[0] eq '30') {
		cancel();
	}
}

sub handle_debconf_command ($) {
	my $line = shift;

print "$line\n" || die "can't write to stdout: $!";
	my $ret = <STDIN>;
	chomp $ret;
	print DEBCONF_REPLY_WRITE "$ret\n" ||
		die "can't write to DEBCONF_REPLY_WRITE: $!";
}

my $pid;
sub run_progress ($$@) {
	my $from = shift;
	my $to = shift;
	my $command = shift;
	local (*STATUS_READ, *STATUS_WRITE);
	local (*COMMAND_READ, *COMMAND_WRITE);
	local (*DEBCONF_COMMAND_READ, *DEBCONF_COMMAND_WRITE);
	local (*DEBCONF_REPLY_READ, *DEBCONF_REPLY_WRITE);
	local *APT_LOG;
	use IO::Handle;

if ($progress) {
		my @ret=Debconf::Client::ConfModule::progress(
			'INFO', 'debconf-apt-progress/preparing');
		if ($ret[0] eq '30') {
			cancel();
			return 30;
		}
	}

reservefds(4, 5, 6);

pipe STATUS_READ, STATUS_WRITE
		or die "$0: can't create status pipe: $!";
	nonblock(\*STATUS_READ);
	checkdup2(fileno(STATUS_WRITE), 4);
	open STATUS_WRITE, '>&=4'
		or die "$0: can't reopen STATUS_WRITE as fd 4: $!";
	nocloexec(\*STATUS_WRITE);

pipe COMMAND_READ, COMMAND_WRITE
		or die "$0: can't create command pipe: $!";
	nocloexec(\*COMMAND_READ);
	COMMAND_WRITE->autoflush(1);

pipe DEBCONF_COMMAND_READ, DEBCONF_COMMAND_WRITE
		or die "$0: can't create debconf command pipe: $!";
	nonblock(\*DEBCONF_COMMAND_READ);
	checkdup2(fileno(DEBCONF_COMMAND_WRITE), 6);
	open DEBCONF_COMMAND_WRITE, '>&=6'
		or die "$0: can't reopen DEBCONF_COMMAND_WRITE as fd 6: $!";
	nocloexec(\*DEBCONF_COMMAND_WRITE);

pipe DEBCONF_REPLY_READ, DEBCONF_REPLY_WRITE
		or die "$0: can't create debconf reply pipe: $!";
	checkdup2(fileno(DEBCONF_REPLY_READ), 5);
	open DEBCONF_REPLY_READ, '<&=5'
		or die "$0: can't reopen DEBCONF_REPLY_READ as fd 5: $!";
	nocloexec(\*DEBCONF_REPLY_READ);
	DEBCONF_REPLY_WRITE->autoflush(1);

if (defined $logfile) {
		open APT_LOG, '>>', $logfile
			or die "$0: can't open $logfile: $!";
	} elsif ($logstderr) {
		open APT_LOG, '>&STDERR'
			or die "$0: can't duplicate stderr: $!";
	} else {
		open APT_LOG, '>', '/dev/null'
			or die "$0: can't open /dev/null: $!";
	}
	nocloexec(\*APT_LOG);

$pid = passthrough $command,
		'-o', 'APT::Status-Fd=4',
		'-o', 'APT::Keep-Fds::=5',
		'-o', 'APT::Keep-Fds::=6',
		@_;

my $status_eof = 0;
	my $debconf_command_eof = 0;
	my $status_buf = '';
	my $debconf_command_buf = '';

while (not $status_eof) {
		my $rin = '';
		my $rout;
		vec($rin, fileno(STATUS_READ), 1) = 1;
		vec($rin, fileno(DEBCONF_COMMAND_READ), 1) = 1
			unless $debconf_command_eof;
		my $sel = select($rout = $rin, undef, undef, undef);
		if ($sel < 0) {
			next if $! == &POSIX::EINTR;
			die "$0: select failed: $!";
		}

if (vec($rout, fileno(STATUS_READ), 1) == 1) {
			while (1) {
				my $r = sysread(STATUS_READ, $status_buf, 4096,
						length $status_buf);
				if (not defined $r) {
					next if $! == &POSIX::EINTR;
					last if $! == &POSIX::EAGAIN or
						$! == &POSIX::EWOULDBLOCK;
					die "$0: read STATUS_READ failed: $!";
				}
				elsif ($r == 0) {
					if ($status_buf ne '' and
					    $status_buf !~ /\n$/) {
						$status_buf .= "\n";
					}
					$status_eof = 1;
					last;
				}
				last if $status_buf =~ /\n/;
			}

while ($status_buf =~ /\n/) {
				my $status_line;
				($status_line, $status_buf) =
					split /\n/, $status_buf, 2;
				handle_status $from, $to, $status_line;
			}
		}

if (vec($rout, fileno(DEBCONF_COMMAND_READ), 1) == 1) {
			while (1) {
				my $r = sysread(DEBCONF_COMMAND_READ,
						$debconf_command_buf, 4096,
						length $debconf_command_buf);
				if (not defined $r) {
					next if $! == &POSIX::EINTR;
					last if $! == &POSIX::EAGAIN or
						$! == &POSIX::EWOULDBLOCK;
					die "$0: read DEBCONF_COMMAND_READ " .
					    "failed: $!";
				}
				elsif ($r == 0) {
					if ($debconf_command_buf ne '' and
					    $debconf_command_buf !~ /\n$/) {
						$debconf_command_buf .= "\n";
					}
					$debconf_command_eof = 1;
					last;
				}
				last if $debconf_command_buf =~ /\n/;
			}

while ($debconf_command_buf =~ /\n/) {
				my $debconf_command_line;
				($debconf_command_line, $debconf_command_buf) =
					split /\n/, $debconf_command_buf, 2;
				handle_debconf_command $debconf_command_line;
			}
		}
	}

waitpid $pid, 0;
	undef $pid;
	my $status = $?;

if ($progress) {
		my @ret=Debconf::Client::ConfModule::progress('SET', $to);
		if ($ret[0] eq '30') {
			cancel();
		}
	}

if ($status & 127) {
		return 127;
	}

return ($status >> 8);
}

my $cancelled=0;
my $cancel_sent_signal=0;
sub cancel () {
	$cancelled++;
	if (defined $pid) {
		$cancel_sent_signal++;
		if ($cancel_sent_signal == 1) {
			kill INT => $pid;
		}
		else {
			kill KILL => $pid;
		}
	}
}

sub start_bar ($$) {
	my ($from, $to) = @_;
	if ($progress) {
		Debconf::Client::ConfModule::progress(
			'START', $from, $to, 'debconf-apt-progress/title');
		my @ret=Debconf::Client::ConfModule::progress(
			'INFO', 'debconf-apt-progress/preparing');
		if ($ret[0] eq '30') {
			cancel();
		}
	}
}

sub stop_bar () {
	Debconf::Client::ConfModule::progress('STOP') if $progress;
	Debconf::Client::ConfModule::stop() unless $had_frontend;
}

if (envnonempty('DEBCONF_APT_PROGRESS_DB_REPLACE')) {
	$ENV{DEBCONF_DB_REPLACE} = $ENV{DEBCONF_APT_PROGRESS_DB_REPLACE};
} else {
	delete $ENV{DEBCONF_DB_REPLACE};
}
if (envnonempty('DEBCONF_APT_PROGRESS_DB_OVERRIDE')) {
	$ENV{DEBCONF_DB_OVERRIDE} = $ENV{DEBCONF_APT_PROGRESS_DB_OVERRIDE};
} else {
	delete $ENV{DEBCONF_DB_OVERRIDE};
}
$had_frontend = 1 unless $ENV{DEBCONF_APT_PROGRESS_NO_FRONTEND};
delete $ENV{DEBCONF_APT_PROGRESS_NO_FRONTEND}; # avoid inheritance

my @saved_argv = @ARGV;

my $result = GetOptions('config'       => \$config,
			'start'        => \$start,
			'from=i'       => \$from,
			'to=i'         => \$to,
			'stop'         => \$stop,
			'logfile=s'    => \$logfile,
			'logstderr'    => \$logstderr,
			'progress!'    => \$progress,
			'dlwaypoint=i' => \$dlwaypoint,
);

if (! $progress && ($start || $from || $to || $stop)) {
	die "--no-progress cannot be used with --start, --from, --to, or --stop\n";
}

unless ($start) {
	if (defined $from and not defined $to) {
		die "$0: --from requires --to\n";
	} elsif (defined $to and not defined $from) {
		die "$0: --to requires --from\n";
	}
}

my $mutex = 0;
++$mutex if $config;
++$mutex if $start;
++$mutex if $stop;
if ($mutex > 1) {
	die "$0: must use only one of --config, --start, or --stop\n";
}

if (($config or $stop) and (defined $from or defined $to)) {
	die "$0: cannot use --from or --to with --config or --stop\n";
}

start_debconf(@saved_argv) unless $config;

my $status = 0;

if ($config) {
	print <<'EOF';
DEBCONF_APT_PROGRESS_DB_REPLACE="$DEBCONF_DB_REPLACE"
DEBCONF_APT_PROGRESS_DB_OVERRIDE="$DEBCONF_DB_OVERRIDE"
export DEBCONF_APT_PROGRESS_DB_REPLACE DEBCONF_APT_PROGRESS_DB_OVERRIDE
DEBCONF_DB_REPLACE=configdb
DEBCONF_DB_OVERRIDE='Pipe{infd:none outfd:none}'
export DEBCONF_DB_REPLACE DEBCONF_DB_OVERRIDE
EOF
} elsif ($start) {
	$from = 0 unless defined $from;
	$to = 100 unless defined $to;
	start_bar($from, $to);
} elsif (defined $from) {
	$status = run_progress($from, $to, @ARGV);
} elsif ($stop) {
	stop_bar();
} else {
	start_bar(0, 100);
	if (! $cancelled) {
		$status = run_progress(0, 100, @ARGV);
		stop_bar();
	}
}

if ($cancelled) {
	Debconf::Client::ConfModule::get("debconf/priority");

exit 30;
}
elsif ($status == 30) {
	exit 3;
}
else {
	exit $status;
}

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