+sub enable_gc($) {
+ my ($app_dir) = @_;
+
+ return unless ($app_dir =~ m@\.saver/?$@s);
+ my ($dir, $name) = ($app_dir =~ m@^(.*)/([^/]+)\.saver$@s);
+ error ("unparsable: $app_dir") unless $name;
+ my $exe = "$app_dir/Contents/MacOS/$name";
+ my @cmd = ("$dir/enable_gc", $exe);
+ print STDERR "$progname: exec: " . join(' ', @cmd) . "\n"
+ if ($verbose > 1);
+ system (@cmd);
+ my $exit = $? >> 8;
+ exit ($exit) if $exit;
+}
+
+