1 files changed, 74 insertions, 0 deletions
diff --git a/doincludes.pl b/doincludes.pl
new file mode 100755
index 0000000..5da650a
--- /dev/null
+++ b/doincludes.pl
@@ -0,0 +1,74 @@
+#!/usr/bin/perl
+#
+# doincludes directory
+#
+# Expands #include directives in files in the directory. This is used
+# to let task package pull in the contents of metapackages, keeping the
+# contents up-to-date, w/o actually pulling in the metapackages themselves,
+# since some metapackages are rather prone to breakage near release time.
+
+my $dir=shift or die "no directory specified\n";
+
+my %depends;
+{
+	local $/="\n\n";
+	if (! open (AVAIL, "apt-cache dumpavail |")) {
+		warn "cannot real available info, so not exanding includes\n";
+		exit;
+	}
+	while (<AVAIL>) {
+		my ($package)=/Package:\s*(.*?)\n/;
+		my ($depends)=/Depends:\s*(.*?)\n/;
+		$depends{$package}=$depends;
+	}
+	close AVAIL;
+}
+
+use File::Find;
+find(\&processfile, $dir);
+
+sub processfile {
+	my $file=$_; # File::Find craziness.
+	$file eq 'po' && -d $file && ($File::Find::prune = 1);
+	return if $File::Find::dir=~/\.(svn|git)/;
+	return unless $file =~ /^[-+_.a-z0-9]+$/ and -f $file;
+	my @lines;
+	open (IN, $file) or die "$file: $!";
+	while (<IN>) {
+		if (/#\s*endinclude/) {
+			if ($skipping == 0) {
+				die "$file: #endinclude without #include\n";
+			}
+			$skipping=0;
+		}
+		
+		push @lines, $_ unless $skipping == 1;
+
+		if (/^#\s*include\s+(\w+)/) {
+			my $pkg=$1;
+			if ($skipping) {
+				die "$file: nested includes near $_\n";
+			}
+			if (! exists $depends{$pkg}) {
+				warn "$file: #include $1 skipped; no such package. Leaving what was there alone.\n";
+				$skipping=-1;
+			}
+			else {
+				push @lines, "#Automatically added by doincludes.pl; do not edit.\n";
+				# Split deps and remove alternates and versioned
+				# deps. Include the metapackage on the list.
+				push @lines, map { s/[|(].*//; "  $_\n" }
+				             split(/,\s+/, $depends{$pkg}), $pkg;
+				$skipping=1;
+			}
+		}
+	}
+	close IN;
+	if ($skipping == 1) {
+		die "$file: #include without #endinclude";
+	}
+	
+	open (OUT, ">$file") or die "$file: $!";
+	print OUT @lines;
+	close OUT;
+}