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/* $OpenBSD: signal.h,v 1.7 2016/05/10 18:39:44 deraadt Exp $ */
/*
* Copyright (c) 1994, The University of Utah and
* the Computer Systems Laboratory at the University of Utah (CSL).
* All rights reserved.
*
* Permission to use, copy, modify and distribute this software is hereby
* granted provided that (1) source code retains these copyright, permission,
* and disclaimer notices, and (2) redistributions including binaries
* reproduce the notices in supporting documentation, and (3) all advertising
* materials mentioning features or use of this software display the following
* acknowledgement: ``This product includes software developed by the
* Computer Systems Laboratory at the University of Utah.''
*
* THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
* IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
* ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* CSL requests users of this software to return to csl-dist@cs.utah.edu any
* improvements that they make and grant CSL redistribution rights.
*
* Utah $Hdr: signal.h 1.3 94/12/16$
*/
#ifndef _MACHINE_SIGNAL_H_
#define _MACHINE_SIGNAL_H_
#include <sys/cdefs.h>
/*
* Machine-dependent signal definitions
*/
typedef int sig_atomic_t;
#ifdef _KERNEL
#include <machine/trap.h>
#endif
#if __BSD_VISIBLE || __XPG_VISIBLE >= 420
/*
* Information pushed on stack when a signal is delivered.
* This is used by the kernel to restore state following
* execution of the signal handler. It is also made available
* to the handler to allow it to restore state properly if
* a non-standard exit is performed.
*/
struct sigcontext {
long __sc_unused;
long sc_mask; /* signal mask to restore XXX should be int */
unsigned long sc_ps; /* psl to restore */
unsigned long sc_fp; /* fp to restore */
unsigned long sc_pcoqh; /* pc offset queue (head) to restore */
unsigned long sc_pcoqt; /* pc offset queue (tail) to restore */
unsigned long sc_resv[2];
unsigned long sc_regs[32];
unsigned long sc_fpregs[64];
long sc_cookie;
};
#endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
#endif /* !_MACHINE_SIGNAL_H_ */
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