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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2Ž‰$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙ#!/usr/bin/perl -w # This file was preprocessed, do not edit! use strict; use POSIX; use Fcntl; use Getopt::Long; use Debconf::Client::ConfModule (); my ($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 = ; 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; }