#!/usr/bin/perl

$project = 'doslib';

if (!open(S,"git --no-pager log --max-count=1 |")) { exit 1; }
my $lcommit = "x";
my $i,$lcdate = "unknown";
foreach my $line (<S>) {
	chomp $line;

	if ($line =~ m/^commit +/) {
		$lcommit = lc($');
		$lcommit =~ s/ +$//;
	}
	else {
		my @nv = split(/: +/,$line);
		my $value = $nv[1];
		my $name = $nv[0];

		if ($name =~ m/^Date$/i) {
			# Fri Apr 15 08:51:32 2011 -0700
			#  0   1   2  3        4     5
			my @b = split(/ +/,$value);

			$mon = lc($b[1]);
			$day = $b[2];
			$time = $b[3];
			$year = $b[4];
			$mon = 1 if $mon eq "jan";
			$mon = 2 if $mon eq "feb";
			$mon = 3 if $mon eq "mar";
			$mon = 4 if $mon eq "apr";
			$mon = 5 if $mon eq "may";
			$mon = 6 if $mon eq "jun";
			$mon = 7 if $mon eq "jul";
			$mon = 8 if $mon eq "aug";
			$mon = 9 if $mon eq "sep";
			$mon = 10 if $mon eq "oct";
			$mon = 11 if $mon eq "nov";
			$mon = 12 if $mon eq "dec";
			$mon = $mon+0;
			$date = sprintf("%04u%02u%02u",$year+0,$mon,$day+0);
			$time =~ s/://g;
			$lcdate = $date."-".$time;
		}
	}
}
close(S);

#my $filename = $project."-rev-".sprintf("%08u",$lcrev)."-src.tar.bz2";
my $pwd = `pwd`; chomp $pwd;
my $filename = "../".($as ne "" ? $as : $project)."-$lcdate-commit-$lcommit-binary.tar";
if (!( -f "$filename.xz" )) {
	print "Packing binary\n";
	print "  to: $filename\n";

	# build the list
	my $list = '',$fn;
	open(XX,"for i in dos86s dos86l dos86m dos86c dos386f win32 win302l win313l win32s3 winnt \*.com \*.exe; do find -iname \$i; done |") || die;
	while ($fn = <XX>) {
		chomp $fn;
		next unless -d $fn;
#		print "$fn\n";
		$list .= "doslib/$fn ";
	}
	close(XX);
	die if $list eq '';

	$x = system("tar --exclude=\\\*.obj --exclude=\\\*.lib --exclude=.git -C .. -cvf $filename $list");
	die unless $x == 0;
	print "Packing to XZ\n";
	$x = system("xz -6e $filename");
	die unless $x == 0;
}

