$SIG{__WARN__} = sub { die @_; };
+our $debug=0;
+
+if (@ARGV && $ARGV[0] =~ m/^-(D+)$/) {
+ $debug = length $1;
+ shift @ARGV;
+}
+
sub p { print @_ or die $!; }
+sub p_debug { print STDERR @_ if $debug; }
+
p <<'END';
// *** AUTOGENERATED - DO NOT EDIT *** //
function Commitid_pixelsz() =