1/* 2 * Copyright (c) 2000-2004 Apple Computer, 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 * Copyright (c) 1992, 1993 NeXT Computer, Inc. 30 */ 31 32#ifndef _PPC_SIGNAL_H_ 33#define _PPC_SIGNAL_H_ 1 34 35#include <sys/cdefs.h> 36 37#ifndef _ANSI_SOURCE 38 39typedef int sig_atomic_t; 40 41#include <sys/appleapiopts.h> 42 43#ifdef __APPLE_API_OBSOLETE 44 45#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) 46 47#define __need_struct_sigcontext 48#define __need_struct_sigcontext32 49#define __need_struct_sigcontext64 50#include <ppc/_structs.h> 51 52/* 53 * Machine-dependant flags used in sigvec call. 54 */ 55#define SV_SAVE_REGS 0x1000 /* Save all regs in sigcontext */ 56 57/* 58 * regs_saved_t -- Describes which registers beyond what the kernel cares 59 * about are saved to and restored from this sigcontext. 60 * 61 * The default is REGS_SAVED_CALLER, only the caller saved registers 62 * are saved. If the SV_SAVE_REGS flag was set when the signal 63 * handler was registered with sigvec() then all the registers will be 64 * saved in the sigcontext, and REGS_SAVED_ALL will be set. The C 65 * library uses REGS_SAVED_NONE in order to quickly restore kernel 66 * state during a longjmp(). 67 */ 68typedef enum { 69 REGS_SAVED_NONE, /* Only kernel managed regs restored */ 70 REGS_SAVED_CALLER, /* "Caller saved" regs: rpc, a0-a7, 71 t0-t4, at, lk0-lk1, xt1-xt20, 72 xr0-xr1 */ 73 REGS_SAVED_ALL /* All registers */ 74} regs_saved_t; 75 76#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ 77 78#endif /* __APPLE_API_OBSOLETE */ 79 80#endif /* _ANSI_SOURCE */ 81 82#endif /* _PPC_SIGNAL_H_ */ 83 84