xref: /titanic_52/usr/src/lib/libc/port/sys/stat.c (revision f6e214c7418f43af38bd8c3a557e3d0a1d311cfa)
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 <sys/types.h>
29 #include <sys/syscall.h>
30 #include <sys/stat.h>
31 #include <sys/fcntl.h>
32 
33 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
34 
35 #pragma weak _fstatat64 = fstatat64
36 int
37 fstatat64(int fd, const char *name, struct stat64 *sb, int flags)
38 {
39 	return (syscall(SYS_fstatat64, fd, name, sb, flags));
40 }
41 
42 #pragma weak _stat64 = stat64
43 int
44 stat64(const char *name, struct stat64 *sb)
45 {
46 #if defined(_RETAIN_OLD_SYSCALLS)
47 	return (syscall(SYS_stat64, name, sb));
48 #else
49 	return (fstatat64(AT_FDCWD, name, sb, 0));
50 #endif
51 }
52 
53 #pragma weak _lstat64 = lstat64
54 int
55 lstat64(const char *name, struct stat64 *sb)
56 {
57 #if defined(_RETAIN_OLD_SYSCALLS)
58 	return (syscall(SYS_lstat64, name, sb));
59 #else
60 	return (fstatat64(AT_FDCWD, name, sb, AT_SYMLINK_NOFOLLOW));
61 #endif
62 }
63 
64 #pragma weak _fstat64 = fstat64
65 int
66 fstat64(int fd, struct stat64 *sb)
67 {
68 #if defined(_RETAIN_OLD_SYSCALLS)
69 	return (syscall(SYS_fstat64, fd, sb));
70 #else
71 	return (fstatat64(fd, NULL, sb, 0));
72 #endif
73 }
74 
75 #else	/* !defined(_LP64) && _FILE_OFFSET_BITS == 64 */
76 
77 #pragma weak _fstatat = fstatat
78 int
79 fstatat(int fd, const char *name, struct stat *sb, int flags)
80 {
81 	return (syscall(SYS_fstatat, fd, name, sb, flags));
82 }
83 
84 #pragma weak _stat = stat
85 int
86 stat(const char *name, struct stat *sb)
87 {
88 #if defined(_RETAIN_OLD_SYSCALLS)
89 	return (syscall(SYS_stat, name, sb));
90 #else
91 	return (fstatat(AT_FDCWD, name, sb, 0));
92 #endif
93 }
94 
95 #pragma weak _lstat = lstat
96 int
97 lstat(const char *name, struct stat *sb)
98 {
99 #if defined(_RETAIN_OLD_SYSCALLS)
100 	return (syscall(SYS_lstat, name, sb));
101 #else
102 	return (fstatat(AT_FDCWD, name, sb, AT_SYMLINK_NOFOLLOW));
103 #endif
104 }
105 
106 #pragma weak _fstat = fstat
107 int
108 fstat(int fd, struct stat *sb)
109 {
110 #if defined(_RETAIN_OLD_SYSCALLS)
111 	return (syscall(SYS_fstat, fd, sb));
112 #else
113 	return (fstatat(fd, NULL, sb, 0));
114 #endif
115 }
116 
117 #endif	/* !defined(_LP64) && _FILE_OFFSET_BITS == 64 */
118