| 1 | /* |
| 2 | * Copyright (c) 2005, 2007 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 | /* |
| 30 | * This is called from sys/select.h and sys/time.h for the common prototype |
| 31 | * of select(). Setting _DARWIN_C_SOURCE or _DARWIN_UNLIMITED_SELECT uses |
| 32 | * the version of select() that does not place a limit on the first argument |
| 33 | * (nfds). In the UNIX conformance case, values of nfds greater than |
| 34 | * FD_SETSIZE will return an error of EINVAL. |
| 35 | */ |
| 36 | #ifndef _SYS__SELECT_H_ |
| 37 | #define _SYS__SELECT_H_ |
| 38 | |
| 39 | #include <sys/cdefs.h> /* __DARWIN_EXTSN_C, __DARWIN_1050, __DARWIN_ALIAS_C */ |
| 40 | #include <sys/_types/_fd_def.h> /* fd_set */ |
| 41 | #include <sys/_types/_timeval.h> /* struct timeval */ |
| 42 | |
| 43 | int select(int, fd_set * __restrict, fd_set * __restrict, |
| 44 | fd_set * __restrict, struct timeval * __restrict) |
| 45 | |
| 46 | #if defined(_DARWIN_C_SOURCE) || defined(_DARWIN_UNLIMITED_SELECT) |
| 47 | __DARWIN_EXTSN_C(select) |
| 48 | #else /* !_DARWIN_C_SOURCE && !_DARWIN_UNLIMITED_SELECT */ |
| 49 | # if defined(__LP64__) && !__DARWIN_NON_CANCELABLE |
| 50 | __DARWIN_1050(select) |
| 51 | # else /* !__LP64__ || __DARWIN_NON_CANCELABLE */ |
| 52 | __DARWIN_ALIAS_C(select) |
| 53 | # endif /* __LP64__ && !__DARWIN_NON_CANCELABLE */ |
| 54 | #endif /* _DARWIN_C_SOURCE || _DARWIN_UNLIMITED_SELECT */ |
| 55 | ; |
| 56 | |
| 57 | #endif /* !_SYS__SELECT_H_ */ |