--- /dev/null
+/*
+ * Copyright (c) 2008,2009 Zmanda, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Contact information: Zmanda Inc., 465 S. Mathilda Ave., Suite 300
+ * Sunnyvale, CA 94085, USA, or: http://www.zmanda.com
+ */
+
+%typemap(in) int fd {
+ IO *io = NULL;
+ PerlIO *pio = NULL;
+ int fd = -1;
+
+ if (SvIOK($input)) {
+ /* plain old integer */
+ $1 = SvIV($input);
+ } else {
+ /* try extracting as filehandle */
+
+ /* note: sv_2io may call die() */
+ io = sv_2io($input);
+ if (io) {
+ pio = IoIFP(io);
+ }
+ if (pio) {
+ fd = PerlIO_fileno(pio);
+ }
+ if (fd >= 0) {
+ $1 = fd;
+ } else {
+ SWIG_exception(SWIG_TypeError, "Expected integer file descriptor "
+ "or file handle for argument $argnum");
+ }
+ }
+}