package common; # $Id$
use MDK::Common;
use MDK::Common::System;
use diagnostics;
use strict;
use run_program;
use vars qw(@ISA @EXPORT $SECTORSIZE);
@ISA = qw(Exporter);
# no need to export ``_''
@EXPORT = qw($SECTORSIZE N N_ check_for_xserver files_exist formatTime formatXiB makedev mandrake_release removeXiBSuffix require_root_capability salt setVirtual set_alternative set_permissions translate unmakedev untranslate);
# perl_checker: RE-EXPORT-ALL
push @EXPORT, @MDK::Common::EXPORT;
$::prefix ||= ""; # no warning
#-#####################################################################################
#- Globals
#-#####################################################################################
our $SECTORSIZE = 512;
#-#####################################################################################
#- Functions
#-#####################################################################################
sub sprintf_fixutf8 {
my $need_upgrade;
$need_upgrade |= to_bool(c::is_tagged_utf8($_)) + 1 foreach @_;
if ($need_upgrade == 3) { c::upgrade_utf8($_) foreach @_ };
sprintf shift, @_;
}
sub N {
$::one_message_has_been_translated ||= join(':', (caller(0))[1,2]); #- see ugtk2.pm
my $s = shift @_; my $t = translate($s);
sprintf_fixutf8 $t, @_;
}
sub N_ { $_[0] }
sub salt {
my ($nb) = @_;
require devices;
open(my $F, devices::make("random")) or die "missing random";
my $s; read $F, $s, $nb;
$s = pack("b8" x $nb, unpack "b6" x $nb, $s);
$s =~ tr|\0-\x3f|0-9a-zA-Z./|;
$s;
}
sub makedev { ($_[0] << 8) | $_[1] }
sub unmakedev { $_[0] >> 8, $_[0] & 0xff }
sub translate_real {
my ($s) = @_;
$s or return '';
foreach (@::textdomains, 'libDrakX') {
my $s2 = c::dgettext($_, $s);
return $s2 if $s ne $s2;
}
$s;
}
sub translate {
my $s = translate_real(@_);
$::need_utf8_i18n and c::set_tagged_utf8($s);
#- translation with context, kde-like
$s =~ s/^_:.*\n//;
$s;
}
sub untranslate {
my $s = shift || return;
foreach (@_) { translate($_) eq $s and return $_ }
die "untranslate failed";
}
BEGIN { undef *availableRamMB }
sub availableRamMB() {
my $s = MDK::Common::System::availableRamMB();
#- HACK HACK: if i810 and memsize
require detect_devices;
return $s - 1 if $s == 128 && detect_devices::matching_driver__regexp('^Card:Intel 810$');
$s;
}
sub setVirtual {
my ($vt_number) = @_;
my $vt = '';
sysopen(my $C, "/dev/console", 2) or die "failed to open /dev/console: $!";
ioctl($C, c::VT_GETSTATE(), $vt) &&
ioctl($C, c::VT_ACTIVATE(), $vt_number) &&
ioctl($C, c::VT_WAITACTIVE(), $vt_number) or die "setVirtual failed";
unpack "S", $vt;
}
sub nonblock {
my ($F) = @_;
fcntl($F, c::F_SETFL(), fcntl($F, c::F_GETFL(), 0) | c::O_NONBLOCK());
}
sub removeXiBSuffix {
local $_ = shift;
/(\d+)\s*kB?$/i and return $1 * 1024;
/(\d+)\s*MB?$/i and return $1 * 1024 * 1024;
/(\d+)\s*GB?$/i and return $1 * 1024 * 1024 * 1024;
/(\d+)\s*TB?$/i and return $1 * 1024 * 1024 * 1024 * 1024;
$_;
}
sub formatXiB {
my ($newnb, $o_newbase) = @_;
my $newbase = $o_newbase || 1;
my ($nb, $base);
my $decr = sub {
($nb, $base) = ($newnb, $newbase);
$base >= 1024 ? ($newbase = $base / 1024) : ($newnb = $nb / 1024);
};
foreach ('', N("KB"), N("MB"), N("GB")) {
$decr->();
if ($newnb < 1 && $newnb * $newbase < 1) {
my $v = $nb * $base;
my $s = $v < 10 && int(10 * $v - 10 * int($v));
return int($v) . ($s ? ".$s" : '') . $_;
}
}
int($newnb * $newbase) . N("TB");
}
sub formatTime {
my ($s, $m, $h) = gmtime($_[0]);
if ($h) {
sprintf "%02d:%02d", $h, $m;
} elsif ($m > 1) {
N("%d minutes", $m);
} elsif ($m == 1) {
N("1 minute");
} else {
N("%d seconds", $s);
}
}
sub usingRamdisk() { any { /ram3/ } cat_("/proc/mounts") }
sub expand_symlinks_but_simple {
my ($f) = @_;
my $link = readlink($f);
my $f2 = expand_symlinks($f);
if ($link && $link !~ m|/|) {
# put back the last simple symlink
$f2 =~ s|\Q$link\E$|basename($f)|e;
}
$f2
}
sub sync { &MDK::Common::System::sync }
BEGIN { undef *formatError };
sub formatError {
my ($err) = @_;
ref($err) eq 'SCALAR' and $err = $$err;
log::l("error: $err");
&MDK::Common::String::formatError($err);
}
# Group the list by n. Returns a reference of lists of length n
sub group_n_lm {
my $n = shift;
my @l;
push @l, [ splice(@_, 0, $n) ] while @_;
@l
}
sub screenshot_dir__and_move() {
my ($dir1, $dir2) = ("$::prefix/root", '/tmp/stage2');
if (-e $dir1) {
if (-e "$dir2/DrakX-screenshots") {
cp_af("$dir2/DrakX-screenshots", $dir1);
rm_rf("$dir2/DrakX-screenshots");
}
$dir1;
} else {
$dir2;
}
}
sub take_screenshot() {
my $dir = screenshot_dir__and_move() . '/DrakX-screenshots';
my $warn;
if (!-e $dir) {
mkdir $dir or $::o->ask_warn('', N("Can't make screenshots before partitioning")), return;
$warn = 1;
}
my $nb = 1;
$nb++ while -e "$dir/$nb.png";
system("fb2png /dev/fb0 $dir/$nb.png 0");
$::o->ask_warn('', N("Screenshots will be available after install in %s", "/root/DrakX-screenshots")) if $warn;
}
sub join_lines {
my @l;
my $s;
foreach (@_) {
if (/^\s/) {
$s .= $_;
} else {
push @l, $s if $s;
$s = $_;
}
}
@l, if_($s, $s);
}
sub set_alternative {
my ($command, $executable) = @_;
#- check the existance of $executable as an alternative for $command
#- (is this needed???)
run_program::rooted_get_stdout($::prefix, 'update-alternatives', '--display', $command) =~ /^\Q$executable /m or return;
#- this doesn't handle relative symlink, but neither does update-alternatives ;p
symlinkf $executable, "$::prefix/etc/alternatives/$command";
}
sub files_exist { and_(map { -f "$::prefix$_" } @_) }
sub secured_file {
my ($f) = @_;
c::is_secure_file($f) or die "can't ensure a safe $f";
$f;
}
sub set_permissions {
my ($file, $perms, $o_owner, $o_group) = @_;
# We only need to set the permissions during installation to be able to
# print test pages. After installation the devfsd daemon does the business
# automatically.
return 1 unless $::isInstall;
if ($o_owner && $o_group) {
run_program::rooted($::prefix, "/bin/chown", "$o_owner.$o_group", $file)
or die "Could not start chown!";
} elsif ($o_owner) {
run_program::rooted($::prefix, "/bin/chown", $o_owner, $file)
or die "Could not start chown!";
} elsif ($o_group) {
run_program::rooted($::prefix, "/bin/chgrp", $o_group, $file)
or die "Could not start chgrp!";
}
run_program::rooted($::prefix, "/bin/chmod", $perms, $file)
or die "Could not start chmod!";
}
sub mandrake_release() {
chomp_(cat_("/etc/mandrakelinux-release"))
}
sub require_root_capability() {
return if $::testing || !$>; # we're already root
if (check_for_xserver()) {
if (fuzzy_pidofs(qr/\bkwin\b/) > 0) {
exec("kdesu", "--ignorebutton", "-c", "$0 @ARGV") or die N("kdesu missing");
}
}
exec { 'consolehelper' } $0, @ARGV or die N("consolehelper missing");
# still not root ?
die "you must be root to run this program" if $>;
}
sub check_for_xserver() {
if (!defined $::xtest) {
$::xtest = 0;
eval {
require xf86misc::main;
$::xtest = xf86misc::main::Xtest($ENV{DISPLAY});
} if $ENV{DISPLAY};
}
return $::xtest;
}
#- special unpack
#- - returning an array refs for each element like "s10"
#- - handling things like s10* at the end of the format
sub unpack_with_refs {
my ($format, $s) = @_;
my $initial_format = $format;
my @r;
while ($format =~ s/\s*(\w(\d*))(\*?)\s*//) {
my ($sub_format, $nb, $many) = ($1, $2, $3);
$many && $format and internal_error("bad * in the middle of format in $initial_format");
my $done = $many && !length($s);
while (!$done) {
my @l = unpack("$sub_format a*", $s);
$s = pop @l;
push @r, $nb ? \@l : @l;
$done = !$many || !length($s);
}
}
@r;
}
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</pre></td>
<td class='lines'><pre><code><span class="hl kwa">package</span> detect_devices<span class="hl opt">;</span> <span class="hl slc"># $Id$</span>
<span class="hl kwa">use</span> diagnostics<span class="hl opt">;</span>
<span class="hl kwa">use</span> strict<span class="hl opt">;</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl slc">#- misc imports</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl kwa">use</span> <span class="hl kwc">log</span><span class="hl opt">;</span>
<span class="hl kwa">use</span> common<span class="hl opt">;</span>
<span class="hl kwa">use</span> devices<span class="hl opt">;</span>
<span class="hl kwa">use</span> c<span class="hl opt">;</span>
<span class="hl slc">#-#####################################################################################</span>
<span class="hl slc">#- Globals</span>
<span class="hl slc">#-#####################################################################################</span>
<span class="hl kwc">my</span> <span class="hl kwb">@netdevices</span> <span class="hl opt">=</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl kwc">my</span> <span class="hl kwb">$l</span> <span class="hl opt">=</span> <span class="hl kwb">$_</span><span class="hl opt">;</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl str">"</span><span class="hl ipl">$l$_</span><span class="hl str">"</span> <span class="hl opt">} (</span><span class="hl num">0</span><span class="hl opt">.</span><span class="hl num">.3</span><span class="hl opt">) }</span> <span class="hl str">qw(eth tr fddi plip)</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">%serialprobe</span> <span class="hl opt">= ();</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl slc">#- Functions</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl kwa">sub</span> get <span class="hl opt">{</span>
<span class="hl slc">#- Detect the default BIOS boot harddrive is kind of tricky. We may have IDE,</span>
<span class="hl slc">#- SCSI and RAID devices on the same machine. From what I see so far, the default</span>
<span class="hl slc">#- BIOS boot harddrive will be</span>
<span class="hl slc">#- 1. The first IDE device if IDE exists. Or</span>
<span class="hl slc">#- 2. The first SCSI device if SCSI exists. Or</span>
<span class="hl slc">#- 3. The first RAID device if RAID exists.</span>
getIDE<span class="hl opt">(),</span> getSCSI<span class="hl opt">(),</span> getDAC960<span class="hl opt">(),</span> getCompaqSmartArray<span class="hl opt">();</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> hds<span class="hl opt">() {</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">->{</span>media_type<span class="hl opt">}</span> <span class="hl kwc">eq</span> <span class="hl str">'hd'</span> <span class="hl opt">&& ($::</span>isStandalone <span class="hl opt">|| !</span>isRemovableDrive<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">)) }</span> get<span class="hl opt">(); }</span>
<span class="hl kwa">sub</span> zips<span class="hl opt">() {</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">->{</span>media_type<span class="hl opt">} =~</span> <span class="hl kwd">/.d/</span> <span class="hl opt">&&</span> isZipDrive<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">) }</span> get<span class="hl opt">(); }</span>
<span class="hl kwa">sub</span> ide_zips<span class="hl opt">() {</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">->{</span>media_type<span class="hl opt">} =~</span> <span class="hl kwd">/.d/</span> <span class="hl opt">&&</span> isZipDrive<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">) }</span> getIDE<span class="hl opt">(); }