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 #ifndef _STRUCT_UCONTEXT 29 30 #include <sys/cdefs.h> /* __DARWIN_UNIX03 */ 31 32 #if __DARWIN_UNIX03 33 #define _STRUCT_UCONTEXT struct __darwin_ucontext 34 #else /* !__DARWIN_UNIX03 */ 35 #define _STRUCT_UCONTEXT struct ucontext 36 #endif /* __DARWIN_UNIX03 */ 37 38 #include <machine/types.h> /* __darwin_size_t */ 39 #include <machine/_mcontext.h> /* _STRUCT_MCONTEXT */ 40 #include <sys/_types.h> /* __darwin_sigset_t */ 41 #include <sys/_types/_sigaltstack.h> /* _STRUCT_SIGALTSTACK */ 42 43 _STRUCT_UCONTEXT 44 { 45 int uc_onstack; 46 __darwin_sigset_t uc_sigmask; /* signal mask used by this context */ 47 _STRUCT_SIGALTSTACK uc_stack; /* stack used by this context */ 48 _STRUCT_UCONTEXT *uc_link; /* pointer to resuming context */ 49 __darwin_size_t uc_mcsize; /* size of the machine context passed in */ 50 _STRUCT_MCONTEXT *uc_mcontext; /* pointer to machine specific context */ 51 #ifdef _XOPEN_SOURCE 52 _STRUCT_MCONTEXT __mcontext_data; 53 #endif /* _XOPEN_SOURCE */ 54 }; 55 56 /* user context */ 57 typedef _STRUCT_UCONTEXT ucontext_t; /* [???] user context */ 58 59 #endif /* _STRUCT_UCONTEXT */ 60