Actually move the file
This commit is contained in:
Steve McIntyre
parent
23f23e05c9
commit
d0734e24cc
677
tools/list2cds
677
tools/list2cds
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@ -1,677 +0,0 @@
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#!/usr/bin/perl -w
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#
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# Copyright 1999 Raphaël Hertzog <hertzog@debian.org>
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# See the README file for the license
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#
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# This script takes 1 argument on input :
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# - a filename listing all the packages to include
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#
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# and it sorts those packages such that dependencies are met in order
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#
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# Used to be called list2cds, renamed as it now just sorts
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# dependencies. Later code in make_disc_trees.pl actually splits on a
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# per-disc basis now.
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use strict;
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my $list = shift;
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my $nonfree = $ENV{'NONFREE'} || 0;
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my $extranonfree = $ENV{'EXTRANONFREE'} || 0;
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my $local = $ENV{'LOCAL'} || 0;
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my $complete = $ENV{'COMPLETE'} || 0;
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my $norecommends = $ENV{'NORECOMMENDS'} || 0;
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my $nosuggests = $ENV{'NOSUGGESTS'} || 1;
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my $apt = "$ENV{'BASEDIR'}/tools/apt-selection";
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my $adir = "$ENV{'APTTMP'}/$ENV{'CODENAME'}-$ENV{'ARCH'}";
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my $arch = "$ENV{'ARCH'}";
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my $dir = "$ENV{'TDIR'}/$ENV{'CODENAME'}";
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my $verbose = $ENV{'VERBOSE'} || 0;
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my @output;
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$| = 1; # Autoflush for debugging
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open(LOG, ">$dir/log.sort_deps.$arch")
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|| die "Can't write in $dir/log.sort_deps.$arch !\n";
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sub msg {
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my $level = shift;
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if ($verbose >= $level) {
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print @_;
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}
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print LOG @_;
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}
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my %included;
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my %excluded;
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my %packages;
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msg(0, "Running sort_deps to sort packages for $arch:\n");
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msg(1, "======================================================================
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Here are the settings you've chosen for making the list:
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Architecture: $arch
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List of prefered packages: $list
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Output file: $dir/packages.$arch
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");
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msg(1, "Complete selected packages with all the rest: ");
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msg(1, yesno($complete)."\n");
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msg(1, "Include non-free packages: ");
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msg(1, yesno($nonfree)."\n");
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msg(1, "======================================================================
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");
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# Get the information on all packages
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my $oldrs = $/;
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$/ = '';
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open(AVAIL, "$apt cache dumpavail |") || die "Can't fork : $!\n";
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my ($p, $re);
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while (defined($_=<AVAIL>)) {
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next if not m/^Package: (\S+)\s*$/m;
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$p = $1;
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$included{$p} = 0;
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$packages{$p}{"Package"} = $p;
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foreach $re (qw(Version Priority Section Filename Size MD5sum)) {
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(m/^$re: (\S+)\s*$/m and $packages{$p}{$re} = $1)
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|| msg(1, "Header field '$re' missing for package '$p'.\n");
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}
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$packages{$p}{"Depends"} = [];
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$packages{$p}{"Suggests"} = [];
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$packages{$p}{"Recommends"} = [];
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$packages{$p}{"IsUdeb"} = ($packages{$p}{"Filename"} =~ /.udeb$/) ? 1 : 0;
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if ($packages{$p}{"Section"} =~ /contrib\//) {
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$packages{$p}{"Component"} = "contrib";
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} elsif ($packages{$p}{"Section"} =~ /non-free\//) {
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$packages{$p}{"Component"} = "non-free";
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} elsif ($packages{$p}{"IsUdeb"}) {
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$packages{$p}{"Component"} = "main-installer";
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} else {
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$packages{$p}{"Component"} = "main";
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}
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}
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close AVAIL or die "apt-cache failed : $@ ($!)\n";
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$/ = $oldrs;
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# Get the list of excluded packages
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%excluded = %included;
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my $count_excl = 0;
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# Now exclude packages because of the non-free rules
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if (not $nonfree) {
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foreach (grep { $packages{$_}{"Section"} =~ /non-free/ }
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(keys %packages)) {
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$excluded{$_} = 'nonfree';
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$count_excl++;
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}
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}
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msg(1, "Statistics:
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Number of packages: @{ [scalar(keys %packages)] }
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Number of excluded: $count_excl of @{ [scalar(keys %excluded)] }
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======================================================================
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");
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open(STATS, "> $dir/stats.excluded.$arch")
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|| die "Can't write in stats.excluded.$arch: $!\n";
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foreach (keys %excluded) {
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print STATS "$_ => $excluded{$_}\n";
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}
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close (STATS);
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# Browse the list of packages to include
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my ($output_size, $size) = (0, 0, 0);
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my %cds;
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# Generate a dependency tree for each package
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msg(0, " Generating dependency tree with apt-cache depends...\n");
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my (@list) = keys %packages;
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while (@list) {
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my (@pkg) = splice(@list,0,200);
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$ENV{'LC_ALL'} = 'C'; # Required since apt is now translated
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open (APT, "$apt cache depends @pkg |") || die "Can't fork : $!\n";
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my (@res) = (<APT>);
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close APT or die "« apt-cache depends » failed ... \n" .
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"you must have apt >= 0.3.11.1 !\n";
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# Getting rid of conflicts/replaces/provides
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my $i = 0;
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my $nb_lines = scalar @res;
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push @res, ""; # Avoid warnings ...
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while ($i < $nb_lines) {
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if ($res[$i] !~ m/^(\S+)\s*$/) {
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msg(0, "UNEXPECTED: Line `$res[$i]' while parsing " .
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"end of deptree from '$p'\n");
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}
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$p = lc $1; $i++;
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msg(2, " Dependency tree of `$p' ...\n");
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read_depends (\$i, \@res, $p);
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}
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}
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msg(0, " Adding standard, required, important and base packages first\n");
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# Automatically include packages listed in the status file
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open(STATUS, "< $adir/status") || die "Can't open status file $adir/status: $!\n";
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while (defined($_ = <STATUS>)) {
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next if not m/^Package: (\S+)/;
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$p = $1;
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if (not exists $packages{$p}) {
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msg(1, "WARNING: Package `$p' is listed in the status file "
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. "but doesn't exist ! (ignored) \n",
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" TIP: Try to generate the status file with " .
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"make (correct)status (after a make distclean)...\n");
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next;
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}
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next if $excluded{$p};
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add_package($p, ! $norecommends, ! $nosuggests);
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}
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close STATUS;
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msg(0, " S/R/I/B packages take $output_size bytes\n");
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# Now start to look for packages wanted by the user ...
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msg(0, " Adding the rest of the requested packages\n");
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open (LIST, "< $list") || die "Can't open $list : $!\n";
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while (defined($_=<LIST>)) {
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chomp;
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next if m/^\s*$/;
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if (not exists $packages{$_}) {
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msg(1, "WARNING: '$_' does not appear to be available ... " .
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"(ignored)\n");
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next;
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}
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next if $excluded{$_};
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if ($included{$_}) {
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msg(3, "$_ has already been included.\n");
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next;
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}
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# This is because udebs tend to have bad dependencies but work
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# nevertheless ... this may be removed once the udebs have a
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# better depencency system
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if ($packages{$_}{"IsUdeb"}) {
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add_to_output($packages{$_}{"Size"}, [$_]);
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} else {
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add_package ($_, ! $norecommends, ! $nosuggests);
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}
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}
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close LIST;
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msg(0, " Now up to $output_size bytes\n");
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# All requested packages have been included
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# But we'll continue to add if $complete was requested
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if ($complete) {
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msg(0, " COMPLETE=1; add all remaining packages\n");
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# Try to sort them by section even if packages from
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# other sections will get in through dependencies
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# With some luck, most of them will already be here
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foreach my $p (sort { ($packages{lc $a}{"Section"} cmp $packages{lc $b}{"Section"})
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|| (lc $a cmp lc $b) }
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grep { not ($included{$_} or $excluded{$_}) } keys %packages) {
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# At this point, we should *not* be adding any more udebs,
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# as they're no use to anybody.
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if ($packages{lc $p}{"IsUdeb"}) {
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msg(2, " Ignoring udeb $p ...\n");
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} else {
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add_package (lc $p, 0, 0);
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}
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}
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}
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# Now select the non-free packages for an extra CD
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if ($extranonfree and (! $nonfree))
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{
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my ($p, @toinclude);
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msg(0, " Adding non-free packages now\n");
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# Finally accept non-free packages ...
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foreach $p (grep { $excluded{$_} eq "nonfree" } (keys %excluded))
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{
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$excluded{$p} = 0;
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push @toinclude, $p;
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}
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# Include non-free packages
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foreach $p (@toinclude)
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{
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add_package(lc $p, 1, 1);
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}
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# If a contrib package was listed in the list of packages to
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# include and if COMPLETE=0 there's a chance that the package
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# will not get included in any CD ... so I'm checking the complete
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# list again
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open (LIST, "< $list") || die "Can't open $list : $!\n";
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while (defined($_=<LIST>)) {
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chomp;
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next if m/^\s*$/;
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next if $included{$_};
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next if $included{lc $_};
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next if $excluded{$_};
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next if $excluded{lc $_};
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if (not exists $packages{$_} && not exists $packages{lc $_}) {
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msg(1, "WARNING: '$_' does not appear to be available ... " .
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"(ignored)\n");
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next;
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}
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if ($packages{lc $p}{"IsUdeb"}) {
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msg(2, " Ignoring udeb $p ...\n");
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} else {
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add_package (lc $_, 1, 1);
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}
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}
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close LIST;
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# Try to include other packages that could not be included
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# before (because they depends on excluded non-free packages)
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if ($complete)
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{
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foreach $p (sort { ($packages{$a}{"Section"}
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cmp $packages{$b}{"Section"}) || ($a cmp $b) }
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grep { not ($included{$_} or $excluded{$_}) }
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keys %packages)
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{
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if ($packages{lc $p}{"IsUdeb"}) {
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msg(2, " Ignoring udeb $p ...\n");
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} else {
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add_package (lc $p, 0, 0);
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}
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}
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}
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}
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# Remove old files
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foreach (glob("$dir/*.packages*")) {
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unlink $_;
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}
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# Now write the list down
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my $count = 0;
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open(CDLIST, "> $dir/packages.$arch")
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|| die "Can't write in $dir/$_.packages.$arch: $!\n";
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foreach (@output) {
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my $component = $packages{$_}{"Component"};
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print CDLIST "$arch:$component:$_\n";
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$count++;
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}
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close CDLIST;
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msg(0, "Done: processed/sorted $count packages, total size $output_size bytes.\n");
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close LOG;
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## END OF MAIN
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## BEGINNING OF SUBS
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sub read_depends {
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my $i = shift; # Ref
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my $lines = shift; # Ref
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my $pkg = shift; # string
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my $types = "(?:Pre)?Depends|Suggests|Recommends|Replaces|Conflicts";
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my (@dep, @rec, @sug);
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my ($type, $or, $elt);
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while ($lines->[$$i] =~ m/^\s([\s\|])($types):/) {
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$type = $2; $or = $1;
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# Get rid of replaces and conflicts ...
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if (($type eq "Replaces") or ($type eq "Conflicts")) {
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$$i++;
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while ($lines->[$$i] =~ m/^\s{4}/) {
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$$i++;
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}
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next;
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}
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# Check the kind of depends : or, virtual, normal
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if ($or eq '|') {
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$elt = read_ordepends ($i, $lines);
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} elsif ($lines->[$$i] =~ m/^\s\s$type: <([^>]+)>/) {
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$elt = read_virtualdepends ($i, $lines);
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} elsif ($lines->[$$i] =~ m/^\s\s$type: (\S+)/) {
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$elt = $1; $$i++;
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# Special case for packages providing not
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# truely virtual packages
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if ($lines->[$$i] =~ m/^\s{4}/) {
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$elt = [ $elt ];
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while ($lines->[$$i] =~ m/\s{4}(\S+)/) {
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push @{$elt}, $1;
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$$i++;
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}
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}
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} else {
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msg(0, "ERROR: Unknown depends line : $lines->[$$i]\n");
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foreach ($$i - 3 .. $$i + 3) {
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msg(0, " ", $lines->[$_]);
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}
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}
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$type =~ s/^Pre//; # PreDepends are like Depends for me
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next if dep_satisfied($elt);
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push @{$packages{$pkg}{$type}}, $elt;
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}
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}
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sub dep_satisfied {
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my $p = shift;
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if (ref $p) {
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foreach (@{$p}) {
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return 1 if $included{$_};
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}
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} else {
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return $included{$p};
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}
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return 0;
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}
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sub read_ordepends {
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my $i = shift;
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my $lines = shift;
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my @or = ();
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my ($val,$dep, $last) = ('','',0);
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while ($lines->[$$i]
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=~ m/^\s([\s\|])((?:Pre)?Depends|Suggests|Recommends): (\S+)/) {
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$val = $3;
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$last = 1 if $1 ne '|'; #Stop when no more '|'
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if ($val =~ m/^<.*>$/) {
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$dep = read_virtualdepends ($i, $lines);
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if (ref $dep) {
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push @or, @{$dep};
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} else {
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push @or, $dep;
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}
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} else {
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push @or, $val; $$i++;
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# Hack for packages providing not a truely
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# virtual package
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while ($lines->[$$i] =~ m/^\s{4}(\S+)/) {
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push @or, $1;
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$$i++;
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}
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}
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last if $last;
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}
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return \@or;
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}
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sub read_virtualdepends {
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my $i = shift;
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my $lines = shift;
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my $virtual;
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my @or = ();
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#Check for the lines with <>
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if ($lines->[$$i]
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=~ m/^\s[\s\|]((?:Pre)?Depends|Recommends|Suggests): <([^>]+)>/) {
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$virtual = $2;
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$$i++
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}
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# Now look at the alternatives on the following lines
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while ($lines->[$$i] =~ m/^\s{4}(\S+)/) {
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push @or, $1;
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$$i++;
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}
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if (@or) {
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return \@or;
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} else {
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return $virtual;
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}
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}
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sub add_package {
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my $p = shift;
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my $add_rec = shift; # Do we look for recommends
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my $add_sug = shift; # Do we look for suggests
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msg(2, "+ Trying to add $p...\n");
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if ($included{$p}) {
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msg(2, " Already included ...\n");
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return;
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}
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# Get all dependencies (not yet included) of each package
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my (@dep) = (get_missing ($p));
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# Stop here if apt failed
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if (not scalar(@dep)) {
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msg(2, "Can't add $p ... dependency problem.\n");
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return;
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}
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msg(3, " \@dep before checklist = @dep\n");
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# Check if all packages are allowed (fail if one cannot)
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if (not check_list (\@dep, 1)) {
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msg(2, "Can't add $p ... one of the package needed has " .
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"been refused.\n");
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return;
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}
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msg(3, " \@dep after checklist = @dep\n");
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if ($add_rec) {
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#TODO: Look for recommends (not yet included !!)
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add_recommends (\@dep);
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# Check again but doesn't fail if one of the package cannot be
|
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# installed, just ignore it (it will be removed from @dep)
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if (not check_list (\@dep, 0)) {
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msg(0, "UNEXPECTED: It shouldn't fail here !\n");
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return;
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}
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msg(3, " \@dep after checklist2 = @dep\n");
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}
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if ($add_sug) {
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#TODO: Look for suggests (not yet included !!)
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add_suggests (\@dep);
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# Check again but doesn't fail if one of the package cannot be
|
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# installed, just ignore it (it will be removed from @dep)
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if (not check_list (\@dep, 0)) {
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msg(0, "UNEXPECTED: It shouldn't fail here !\n");
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return;
|
||||
}
|
||||
msg(3, " \@dep after checklist3 = @dep\n");
|
||||
}
|
||||
|
||||
# All packages are ok, now check for the size issue
|
||||
$size = get_size (\@dep);
|
||||
add_to_output ($size, \@dep);
|
||||
}
|
||||
|
||||
sub accepted {
|
||||
my $p = shift;
|
||||
return not $excluded{$p} if (exists $excluded{$p});
|
||||
# Return false for a non-existant package ...
|
||||
msg(1, "WARNING: $p cannot be accepted, it doesn't exist ...\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
sub add_suggests {
|
||||
my $list = shift;
|
||||
my $p; # = shift;
|
||||
my @copy = @{$list}; # A copy is needed since I'll modify the array
|
||||
|
||||
foreach $p (@copy) {
|
||||
add_missing($list, $packages{$p}{"Suggests"}, $p);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
sub add_recommends {
|
||||
my $list = shift;
|
||||
my $p; # = shift;
|
||||
my @copy = @{$list}; # A copy is needed since I'll modify the array
|
||||
|
||||
foreach $p (@copy) {
|
||||
add_missing($list, $packages{$p}{"Recommends"}, $p);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
sub get_missing {
|
||||
my $p = shift;
|
||||
my @list = ($p);
|
||||
|
||||
if (not add_missing (\@list, $packages{$p}{"Depends"}, $p)) {
|
||||
return ();
|
||||
}
|
||||
|
||||
return (@list);
|
||||
}
|
||||
|
||||
# Recursive function adding to the
|
||||
sub add_missing {
|
||||
my $list = shift;
|
||||
my $new = shift;
|
||||
my $pkgin = shift;
|
||||
my @backup = @{$list};
|
||||
my $ok = 1;
|
||||
|
||||
# Check all dependencies
|
||||
foreach (@{$new}) {
|
||||
if (ref) {
|
||||
my $textout = "";
|
||||
foreach my $orpkg (@{$_}) {
|
||||
$textout .= "$orpkg ";
|
||||
}
|
||||
msg(3, " $pkgin Dep: ( OR $textout)\n");
|
||||
} else {
|
||||
msg(3, " $pkgin Dep: $_\n");
|
||||
}
|
||||
next if dep_satisfied ($_);
|
||||
# If it's an OR
|
||||
if (ref) {
|
||||
my $or_ok = 0;
|
||||
# Loop over each package in the OR
|
||||
# We always add the first package in the OR to allow
|
||||
# APT to figure out which is the better one to install
|
||||
# for any combination of packages that have similar
|
||||
# alternative dependencies, but in different order.
|
||||
# Having the first alternative available should be good
|
||||
# enough for all cases we care about.
|
||||
foreach my $pkg (@{$_}) {
|
||||
next if not accepted ($pkg);
|
||||
# If the package is already included
|
||||
# then don't worry
|
||||
if ($included{$pkg}) {
|
||||
$or_ok = 1;
|
||||
last;
|
||||
}
|
||||
# Check we don't already have the package
|
||||
if (is_in ($pkg, $list)) {
|
||||
$or_ok = 1;
|
||||
last;
|
||||
# Otherwise try to add it
|
||||
} else {
|
||||
# Stop after the first package that is
|
||||
# added successfully
|
||||
push (@{$list}, $pkg);
|
||||
if (add_missing ($list, $packages{$pkg}{"Depends"}, $pkg)) {
|
||||
$or_ok = 1;
|
||||
last;
|
||||
} else {
|
||||
pop @{$list};
|
||||
}
|
||||
}
|
||||
}
|
||||
$ok &&= $or_ok;
|
||||
if (not $ok) {
|
||||
msg(1, " $pkgin failed, couldn's satisfy OR dep\n");
|
||||
}
|
||||
# Else it's a simple dependency
|
||||
} else {
|
||||
if (not exists $packages{lc $_}) {
|
||||
msg(1, " $_ doesn't exist...\n");
|
||||
msg(1, " $pkgin failed, couldn't satisfy dep on $_\n");
|
||||
$ok = 0;
|
||||
last;
|
||||
}
|
||||
next if $included{lc $_}; # Already included, don't worry
|
||||
next if is_in (lc $_, $list);
|
||||
push @{$list}, lc $_;
|
||||
if (not add_missing ($list, $packages{lc $_}{"Depends"}, lc $_)) {
|
||||
msg(1, "couldn't add $_ ...\n");
|
||||
msg(1, "$pkgin failed, couldn't satisfy dep on $_\n");
|
||||
pop @{$list};
|
||||
$ok = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
# If a problem has come up, then restore the original list
|
||||
if (not $ok) {
|
||||
@{$list} = @backup;
|
||||
}
|
||||
return $ok;
|
||||
}
|
||||
|
||||
# Check if $value is in @{$array}
|
||||
sub is_in {
|
||||
my $value = shift;
|
||||
my $array = shift;
|
||||
foreach my $key (@{$array}) {
|
||||
return 1 if ($key eq $value);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
# The size of a group of packages
|
||||
sub get_size {
|
||||
my $arrayref = shift;
|
||||
my $size = 0;
|
||||
foreach (@{$arrayref}) {
|
||||
$size += $packages{$_}{"Size"};
|
||||
}
|
||||
return $size;
|
||||
}
|
||||
|
||||
# Check a list of packages
|
||||
sub check_list {
|
||||
my $ref = shift;
|
||||
my $fail = shift;
|
||||
my $ok = 1;
|
||||
my @to_remove = ();
|
||||
foreach (@{$ref}) {
|
||||
if (not exists $excluded{$_}) {
|
||||
msg(1," $_ has been refused because it doesn't exist ...\n");
|
||||
$ok = 0;
|
||||
push @to_remove, $_;
|
||||
next;
|
||||
}
|
||||
if (not accepted($_)) {
|
||||
msg(1," $_ has been refused because of $excluded{$_} ...\n");
|
||||
$ok = 0;
|
||||
push @to_remove, $_;
|
||||
next;
|
||||
}
|
||||
if ($included{$_}) {
|
||||
msg(1,
|
||||
" $_ has already been included in CD $included{$_}.\n");
|
||||
push @to_remove, $_;
|
||||
next;
|
||||
}
|
||||
}
|
||||
foreach my $removed (@to_remove) {
|
||||
msg(2, " Removing $removed ...\n");
|
||||
@{$ref} = grep { $_ ne $removed } @{$ref};
|
||||
}
|
||||
return ($fail ? $ok : 1);
|
||||
}
|
||||
|
||||
# Add packages to the output list
|
||||
sub add_to_output {
|
||||
my $size = shift;
|
||||
my $ref = shift;
|
||||
|
||||
msg(2, " \$output_size = $output_size, \$size = $size\n");
|
||||
|
||||
$output_size += $size;
|
||||
|
||||
foreach my $pkg (@{$ref}) {
|
||||
$included{$pkg} = 1;
|
||||
}
|
||||
push(@output, @{$ref});
|
||||
}
|
||||
|
||||
sub yesno {
|
||||
my $in = shift;
|
||||
return $in ? "yes" : "no";
|
||||
}
|
||||
Loading…
Reference in New Issue