1 /* 2 * Copyright (c) 2003-2012 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 #ifndef _SEEK_SET_H_ 30 #define _SEEK_SET_H_ 31 32 #include <sys/cdefs.h> 33 34 /* whence values for lseek(2) */ 35 #ifndef SEEK_SET 36 #define SEEK_SET 0 /* set file offset to offset */ 37 #define SEEK_CUR 1 /* set file offset to current plus offset */ 38 #define SEEK_END 2 /* set file offset to EOF plus offset */ 39 #endif /* !SEEK_SET */ 40 41 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL 42 #ifndef SEEK_HOLE 43 #define SEEK_HOLE 3 /* set file offset to the start of the next hole greater than or equal to the supplied offset */ 44 #endif 45 46 #ifndef SEEK_DATA 47 #define SEEK_DATA 4 /* set file offset to the start of the next non-hole file region greater than or equal to the supplied offset */ 48 #endif 49 #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ 50 51 #endif /* _SEEK_SET_H_ */ 52