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 2014 Garrett D'Amore <garrett@damore.org>
24 *
25 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
26 * Use is subject to license terms.
27 */
28
29 /* Copyright (c) 1988 AT&T */
30 /* All Rights Reserved */
31
32 #ifndef _FCNTL_H
33 #define _FCNTL_H
34
35 #include <sys/feature_tests.h>
36 #if defined(__EXTENSIONS__) || defined(_XPG4)
37 #include <sys/stat.h>
38 #endif
39 #include <sys/types.h>
40 #include <sys/fcntl.h>
41
42 #ifdef __cplusplus
43 extern "C" {
44 #endif
45
46 #if defined(__EXTENSIONS__) || defined(_XPG4)
47
48 /* Symbolic constants for the "lseek" routine. */
49
50 #ifndef SEEK_SET
51 #define SEEK_SET 0 /* Set file pointer to "offset" */
52 #endif
53
54 #ifndef SEEK_CUR
55 #define SEEK_CUR 1 /* Set file pointer to current plus "offset" */
56 #endif
57
58 #ifndef SEEK_END
59 #define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
60 #endif
61 #endif /* defined(__EXTENSIONS__) || defined(_XPG4) */
62
63 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
64 #ifndef SEEK_DATA
65 #define SEEK_DATA 3 /* Set file pointer to next data past offset */
66 #endif
67
68 #ifndef SEEK_HOLE
69 #define SEEK_HOLE 4 /* Set file pointer to next hole past offset */
70 #endif
71 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
72
73
74 /* large file compilation environment setup */
75 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
76 #ifdef __PRAGMA_REDEFINE_EXTNAME
77 #pragma redefine_extname open open64
78 #pragma redefine_extname creat creat64
79 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
80 #pragma redefine_extname posix_fadvise posix_fadvise64
81 #pragma redefine_extname posix_fallocate posix_fallocate64
82 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || ... */
83 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \
84 defined(_ATFILE_SOURCE)
85 #pragma redefine_extname openat openat64
86 #pragma redefine_extname attropen attropen64
87 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
88 #else
89 #define open open64
90 #define creat creat64
91 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
92 #define posix_fadvise posix_fadvise64
93 #define posix_fallocate posix_fallocate64
94 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || ... */
95 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \
96 defined(_ATFILE_SOURCE)
97 #define openat openat64
98 #define attropen attropen64
99 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
100 #endif
101 #endif /* !_LP64 && _FILE_OFFSET_BITS == 64 */
102
103 #if defined(_LP64) && defined(_LARGEFILE64_SOURCE)
104 #ifdef __PRAGMA_REDEFINE_EXTNAME
105 #pragma redefine_extname open64 open
106 #pragma redefine_extname creat64 creat
107 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
108 #pragma redefine_extname posix_fadvise64 posix_fadvise
109 #pragma redefine_extname posix_fallocate64 posix_fallocate
110 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || ... */
111 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \
112 defined(_ATFILE_SOURCE)
113 #pragma redefine_extname openat64 openat
114 #pragma redefine_extname attropen64 attropen
115 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
116 #else
117 #define open64 open
118 #define creat64 creat
119 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
120 #define posix_fadvise64 posix_fadvise
121 #define posix_fallocate64 posix_fallocate
122 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || ... */
123 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \
124 defined(_ATFILE_SOURCE)
125 #define openat64 openat
126 #define attropen64 attropen
127 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
128 #endif
129 #endif /* _LP64 && _LARGEFILE64_SOURCE */
130
131 extern int fcntl(int, int, ...);
132 extern int open(const char *, int, ...);
133 extern int creat(const char *, mode_t);
134 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
135 extern int posix_fadvise(int, off_t, off_t, int);
136 extern int posix_fallocate(int, off_t, off_t);
137 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || ... */
138 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \
139 defined(_ATFILE_SOURCE)
140 extern int openat(int, const char *, int, ...);
141 extern int attropen(const char *, const char *, int, ...);
142 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
143 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX)
144 extern int directio(int, int);
145 #endif
146
147 /* transitional large file interface versions */
148 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
149 !defined(__PRAGMA_REDEFINE_EXTNAME))
150 extern int open64(const char *, int, ...);
151 extern int creat64(const char *, mode_t);
152 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
153 extern int posix_fadvise64(int, off64_t, off64_t, int);
154 extern int posix_fallocate64(int, off64_t, off64_t);
155 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || ... */
156 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \
157 defined(_ATFILE_SOURCE)
158 extern int openat64(int, const char *, int, ...);
159 extern int attropen64(const char *, const char *, int, ...);
160 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
161 #endif
162
163 #ifdef __cplusplus
164 }
165 #endif
166
167 #endif /* _FCNTL_H */