xref: /illumos-gate/usr/src/uts/common/syscall/mkdir.c (revision 4de2612967d06c4fdbf524a62556a1e8118a006f)
1 /*
2  * CDDL HEADER START
3  *
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
7  * with the License.
8  *
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.
13  *
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]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 1996 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 /*
31  * Portions of this source code were derived from Berkeley 4.3 BSD
32  * under license from the Regents of the University of California.
33  */
34 
35 #ident	"%Z%%M%	%I%	%E% SMI"
36 
37 #include <sys/param.h>
38 #include <sys/isa_defs.h>
39 #include <sys/types.h>
40 #include <sys/sysmacros.h>
41 #include <sys/systm.h>
42 #include <sys/user.h>
43 #include <sys/errno.h>
44 #include <sys/vnode.h>
45 #include <sys/uio.h>
46 #include <sys/debug.h>
47 
48 /*
49  * Make a directory.
50  */
51 int
52 mkdir(char *dname, int dmode)
53 {
54 	vnode_t *vp;
55 	struct vattr vattr;
56 	int error;
57 
58 	vattr.va_type = VDIR;
59 	vattr.va_mode = dmode & PERMMASK;
60 	vattr.va_mask = AT_TYPE|AT_MODE;
61 	error = vn_create(dname, UIO_USERSPACE, &vattr, EXCL, 0, &vp, CRMKDIR,
62 							0, u.u_cmask);
63 	if (error)
64 		return (set_errno(error));
65 	VN_RELE(vp);
66 	return (0);
67 }
68