+<%perl>
+use IO::Pipe;
+use CommodsWeb;
+
+$r->content_type('application/octet-stream');
+$m->flush_buffer();
+
+$ENV{'YPPSC_YARRG_SRCBASE'}= $sourcebasedir;
+my $pipe= new IO::Pipe or die $!;
+my $pid= fork(); defined $pid or die $!;
+if (!$pid) {
+ $pipe->writer();
+ exec '/bin/sh','-c','
+ cd -P "$YPPSC_YARRG_SRCBASE"
+ (
+ git-ls-files -z;
+ if test -d .git; then find .git -print0; fi
+ ) | cpio -Hustar -o --quiet -0 -R 1000:1000
+ ';
+ die $!;
+}
+$pipe->reader();
+
+my ($d, $l);
+while ($l= read $pipe, $d, 65536) {
+ print $d;
+ $m->flush_buffer();
+}
+waitpid $pid,0;
+defined $l or die "read pipe $!";
+$pipe->error and die "pipe error $!";
+close $pipe;
+# deliberately ignore errors
+
+</%perl>