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/* $OpenBSD: signal.h,v 1.2 1999/01/27 04:10:03 imp Exp $ */
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)signal.h 8.1 (Berkeley) 6/10/93
* JNPR: signal.h,v 1.4 2007/01/08 04:58:37 katta
* $FreeBSD: release/9.1.0/sys/mips/include/signal.h 202175 2010-01-12 21:36:08Z imp $
*/
#ifndef _MACHINE_SIGNAL_H_
#define _MACHINE_SIGNAL_H_
#include <sys/cdefs.h>
#include <sys/_sigset.h>
/*
* Machine-dependent signal definitions
*/
typedef int sig_atomic_t;
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
/*
* 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 {
/*
* The fields following 'sc_mask' must match the definition
* of struct __mcontext. That way we can support
* struct sigcontext and ucontext_t at the same
* time.
*/
__sigset_t sc_mask; /* signal mask to restore */
int sc_onstack; /* sigstack state to restore */
__register_t sc_pc; /* pc at time of signal */
__register_t sc_regs[32]; /* processor regs 0 to 31 */
__register_t mullo, mulhi; /* mullo and mulhi registers... */
int sc_fpused; /* fp has been used */
f_register_t sc_fpregs[33]; /* fp regs 0 to 31 and csr */
__register_t sc_fpc_eir; /* fp exception instruction reg */
int xxx[8]; /* XXX reserved */
};
#endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
#endif /* !_MACHINE_SIGNAL_H_ */