4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
27 #include_next <unistd.h>
29 #ifndef _PORT_UNISTD_H
30 #define _PORT_UNISTD_H
32 #include "zfs_config.h"
34 #ifndef HAVE_ISSETUGID
35 #include <sys/types.h>
36 #define issetugid() (geteuid() == 0 || getegid() == 0)
39 #ifdef HAVE_IOCTL_IN_UNISTD_H
40 #include <fake_ioctl.h>
43 #if !defined(__sun__) && !defined(__sun)
44 /* It seems Solaris only returns positive host ids */
45 static inline long fake_gethostid()
47 long id = gethostid();
48 return id >= 0 ? id : -id;
50 #define gethostid() fake_gethostid()
53 #endif /* _PORT_UNISTD_H */