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 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1988 AT&T */ 28 /* All Rights Reserved */ 29 30 31 #ifndef _FCNTL_H 32 #define _FCNTL_H 33 34 #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.6.1.7 */ 35 36 #include <sys/feature_tests.h> 37 #if defined(__EXTENSIONS__) || defined(_XPG4) 38 #include <sys/stat.h> 39 #endif 40 #include <sys/types.h> 41 #include <sys/fcntl.h> 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 #if defined(__EXTENSIONS__) || defined(_XPG4) 48 49 /* Symbolic constants for the "lseek" routine. */ 50 51 #ifndef SEEK_SET 52 #define SEEK_SET 0 /* Set file pointer to "offset" */ 53 #endif 54 55 #ifndef SEEK_CUR 56 #define SEEK_CUR 1 /* Set file pointer to current plus "offset" */ 57 #endif 58 59 #ifndef SEEK_END 60 #define SEEK_END 2 /* Set file pointer to EOF plus "offset" */ 61 #endif 62 #endif /* defined(__EXTENSIONS__) || defined(_XPG4) */ 63 64 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) 65 #ifndef SEEK_DATA 66 #define SEEK_DATA 3 /* Set file pointer to next data past offset */ 67 #endif 68 69 #ifndef SEEK_HOLE 70 #define SEEK_HOLE 4 /* Set file pointer to next hole past offset */ 71 #endif 72 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */ 73 74 75 /* large file compilation environment setup */ 76 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64 77 #ifdef __PRAGMA_REDEFINE_EXTNAME 78 #pragma redefine_extname open open64 79 #pragma redefine_extname creat creat64 80 #if defined(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 81 #pragma redefine_extname posix_fallocate posix_fallocate64 82 #endif /* defined(__EXTENSIONS__) || 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(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 92 #define posix_fallocate posix_fallocate64 93 #endif /* defined(__EXTENSIONS__) || defined(_XPG6) || ... */ 94 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 95 defined(_ATFILE_SOURCE) 96 #define openat openat64 97 #define attropen attropen64 98 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */ 99 #endif 100 #endif /* !_LP64 && _FILE_OFFSET_BITS == 64 */ 101 102 #if defined(_LP64) && defined(_LARGEFILE64_SOURCE) 103 #ifdef __PRAGMA_REDEFINE_EXTNAME 104 #pragma redefine_extname open64 open 105 #pragma redefine_extname creat64 creat 106 #if defined(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 107 #pragma redefine_extname posix_fallocate64 posix_fallocate 108 #endif /* defined(__EXTENSIONS__) || defined(_XPG6) || ... */ 109 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 110 defined(_ATFILE_SOURCE) 111 #pragma redefine_extname openat64 openat 112 #pragma redefine_extname attropen64 attropen 113 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */ 114 #else 115 #define open64 open 116 #define creat64 creat 117 #if defined(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 118 #define posix_fallocate64 posix_fallocate 119 #endif /* defined(__EXTENSIONS__) || defined(_XPG6) || ... */ 120 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 121 defined(_ATFILE_SOURCE) 122 #define openat64 openat 123 #define attropen64 attropen 124 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */ 125 #endif 126 #endif /* _LP64 && _LARGEFILE64_SOURCE */ 127 128 #if defined(__STDC__) 129 130 extern int fcntl(int, int, ...); 131 extern int open(const char *, int, ...); 132 extern int creat(const char *, mode_t); 133 #if defined(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 134 extern int posix_fallocate(int fd, off_t offset, off_t len); 135 #endif /* defined(__EXTENSIONS__) || defined(_XPG6) || ... */ 136 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 137 defined(_ATFILE_SOURCE) 138 extern int openat(int, const char *, int, ...); 139 extern int attropen(const char *, const char *, int, ...); 140 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */ 141 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 142 extern int directio(int, int); 143 #endif 144 145 /* transitional large file interface versions */ 146 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 147 !defined(__PRAGMA_REDEFINE_EXTNAME)) 148 extern int open64(const char *, int, ...); 149 extern int creat64(const char *, mode_t); 150 #if defined(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 151 extern int posix_fallocate64(int fd, off64_t offset, off64_t len); 152 #endif /* defined(__EXTENSIONS__) || defined(_XPG6) || ... */ 153 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 154 defined(_ATFILE_SOURCE) 155 extern int openat64(int, const char *, int, ...); 156 extern int attropen64(const char *, const char *, int, ...); 157 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */ 158 #endif 159 160 #else /* defined(__STDC__) */ 161 162 extern int fcntl(); 163 extern int open(); 164 extern int creat(); 165 #if defined(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 166 extern int posix_fallocate(); 167 #endif /* defined(__EXTENSIONS__) || defined(_XPG6) || ... */ 168 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 169 defined(_ATFILE_SOURCE) 170 extern int openat(); 171 extern int attropen(); 172 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */ 173 174 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 175 extern int directio(); 176 #endif 177 178 /* transitional large file interface versions */ 179 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 180 !defined(__PRAGMA_REDEFINE_EXTNAME)) 181 extern int open64(); 182 extern int creat64(); 183 #if defined(__EXTENSIONS__) || defined(_XPG6) || !defined(__XOPEN_OR_POSIX) 184 extern int posix_fallocate64(); 185 #endif /* defined(__EXTENSIONS__) || defined(_XPG6) || ... */ 186 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || \ 187 defined(_ATFILE_SOURCE) 188 extern int openat64(); 189 extern int attropen64(); 190 #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */ 191 #endif 192 193 #endif /* defined(__STDC__) */ 194 195 #ifdef __cplusplus 196 } 197 #endif 198 199 #endif /* _FCNTL_H */ 200