105 lines
3.0 KiB
Perl
Executable File
105 lines
3.0 KiB
Perl
Executable File
#!/usr/bin/perl -w
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# Generate a list of packages required for debian-installer
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# This script makes use of the following variables that need to be preset:
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# MIRROR, DI_CODENAME, BASEDIR
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die "Missing \$MIRROR variable" unless $ENV{MIRROR};
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die "Missing \$DI_CODENAME variable" unless $ENV{DI_CODENAME};
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die "Missing \$BASEDIR variable" unless $ENV{BASEDIR};
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die "Missing \$ARCHES variable" unless $ENV{ARCHES};
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# Early exit if we're building a source-only CD
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exit 0 if $ENV{ARCHES} =~ /^\s*source\s*$/;
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my @ARCHES;
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if ( $ENV{ARCHES} ) {
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push @ARCHES, 'i386' if $ENV{ARCHES} =~ /[^\s]i386[\s\$]/;
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push @ARCHES, 'amd64' if $ENV{ARCHES} =~ /[^\s]amd64[\s\$]/;
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push @ARCHES, grep { !/^(source|i386|amd64)$/ } split /\s+/, $ENV{ARCHES};
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}
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@ARCHES = qw{i386 amd64} unless @ARCHES;
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@VARIANTS = split(" ", $ENV{VARIANTS});
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my $DATE=`date`;
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chomp $DATE;
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open(OUT, ">debian-installer") || die "write: $!";
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print OUT << "EOF";
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/* List of udebs to be included so that debian-installer works fine
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*
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* This list can be generated with the command:
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* ../tools/generate_di_list
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*
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* DO NOT EDIT THIS FILE, edit the above script
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*
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* Last update: $DATE
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*/
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EOF
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my @common_excludes = read_exclude("exclude-udebs");
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my $mirror_path = "$ENV{MIRROR}/dists/$ENV{DI_CODENAME}";
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my @components = qw(main);
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push @components, 'contrib' if $ENV{CONTRIB};
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push @components, 'non-free' if $ENV{NONFREE};
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push @components, 'local' if $ENV{LOCAL};
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foreach my $arch (@ARCHES) {
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(my $cpparch = $arch) =~ s/-/_/g;
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my $output = '';
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for my $component ( @components ) {
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my $packagefile="$mirror_path/$component/debian-installer/binary-$arch/Packages.gz";
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if ( $component eq 'local' and $ENV{LOCALDEBS} ) {
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$packagefile="$ENV{LOCALDEBS}/dists/$ENV{DI_CODENAME}/local/debian-installer/binary-$arch/Packages.gz";
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}
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if (! -f $packagefile) {
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print "Missing package file for $arch/$component.\n";
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next;
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}
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my @exclude = @common_excludes;
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push @exclude, read_exclude("exclude-udebs-$arch")
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if -e exclude_path("exclude-udebs-$arch");
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foreach my $udeb (map { chomp; $_ } `zcat $packagefile | awk '/^Package:/ {print \$2}'`) {
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$output .= "$udeb\n" unless grep { $udeb =~ /^${_}$/ } @exclude;
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}
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}
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next unless $output;
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print OUT "#ifdef ARCH_$cpparch\n";
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print OUT $output;
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print OUT "#endif /* ARCH_$cpparch */\n";
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}
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sub read_exclude {
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my $file=exclude_path(shift);
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unless ( open (IN, "<$file") ) {
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warn "failed to read exclude file $file";
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return;
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}
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my @ret;
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while (<IN>) {
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chomp;
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s/^#.*//;
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next unless length;
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my ($pkg,@cond) = split(" ", $_);
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my $skip = 0;
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foreach my $cond ( @cond ) {
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if ($cond =~ /^!(.*)/) {
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$skip = 1 if grep { $_ eq $1 } @VARIANTS;
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} else {
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$skip = 1 unless grep { $_ eq $cond } @VARIANTS;
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}
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}
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next if $skip;
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$pkg=quotemeta($pkg);
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$pkg=~s/\\\*/.*/g;
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push @ret, $pkg;
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}
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close IN;
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return @ret;
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}
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sub exclude_path {
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my $file=shift;
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return "$ENV{BASEDIR}/data/$ENV{DI_CODENAME}/$file";
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}
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