/* $OpenBSD: signal.h,v 1.2 1999/01/27 04:10:03 imp Exp $ */ /* * SPDX-License-Identifier: BSD-3-Clause * * 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. * 3. 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 * $FreeBSD$ */ #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 sr; /* status register */ __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 */ void *sc_tls; /* pointer to TLS area */ int __spare__[8]; /* XXX reserved */ }; #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */ #endif /* !_MACHINE_SIGNAL_H_ */ |