xref: /illumos-gate/usr/src/uts/common/syscall/mkdir.c (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 
28 /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
29 /*	  All Rights Reserved  	*/
30 
31 /*
32  * Portions of this source code were derived from Berkeley 4.3 BSD
33  * under license from the Regents of the University of California.
34  */
35 
36 #pragma ident	"%Z%%M%	%I%	%E% SMI"
37 
38 #include <sys/param.h>
39 #include <sys/isa_defs.h>
40 #include <sys/types.h>
41 #include <sys/sysmacros.h>
42 #include <sys/systm.h>
43 #include <sys/user.h>
44 #include <sys/errno.h>
45 #include <sys/vnode.h>
46 #include <sys/uio.h>
47 #include <sys/debug.h>
48 
49 /*
50  * Make a directory.
51  */
52 int
53 mkdir(char *dname, int dmode)
54 {
55 	vnode_t *vp;
56 	struct vattr vattr;
57 	int error;
58 
59 	vattr.va_type = VDIR;
60 	vattr.va_mode = dmode & PERMMASK;
61 	vattr.va_mask = AT_TYPE|AT_MODE;
62 	error = vn_create(dname, UIO_USERSPACE, &vattr, EXCL, 0, &vp, CRMKDIR,
63 	    0, PTOU(curproc)->u_cmask);
64 	if (error)
65 		return (set_errno(error));
66 	VN_RELE(vp);
67 	return (0);
68 }
69