xref: /titanic_44/usr/src/lib/libc/port/sys/chown.c (revision 54a91118eee5bfd63eb614a44e1b68f1571a99ea)
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 2010 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #include "lint.h"
28 #include <stdio.h>
29 #include <unistd.h>
30 #include <sys/types.h>
31 #include <sys/syscall.h>
32 #include <sys/fcntl.h>
33 
34 #pragma weak _fchownat = fchownat
35 int
36 fchownat(int fd, const char *name, uid_t uid, gid_t gid, int flags)
37 {
38 	return (syscall(SYS_fchownat, fd, name, uid, gid, flags));
39 }
40 
41 #pragma weak _chown = chown
42 int
43 chown(const char *name, uid_t uid, gid_t gid)
44 {
45 #if defined(_RETAIN_OLD_SYSCALLS)
46 	return (syscall(SYS_chown, name, uid, gid));
47 #else
48 	return (fchownat(AT_FDCWD, name, uid, gid, 0));
49 #endif
50 }
51 
52 #pragma weak _lchown = lchown
53 int
54 lchown(const char *name, uid_t uid, gid_t gid)
55 {
56 #if defined(_RETAIN_OLD_SYSCALLS)
57 	return (syscall(SYS_lchown, name, uid, gid));
58 #else
59 	return (fchownat(AT_FDCWD, name, uid, gid, AT_SYMLINK_NOFOLLOW));
60 #endif
61 }
62 
63 #pragma weak _fchown = fchown
64 int
65 fchown(int filedes, uid_t uid, gid_t gid)
66 {
67 #if defined(_RETAIN_OLD_SYSCALLS)
68 	return (syscall(SYS_fchown, filedes, uid, gid));
69 #else
70 	return (fchownat(filedes, NULL, uid, gid, 0));
71 #endif
72 }
73