1 /* 2 * Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * from: @(#)signal.h 7.16 (Berkeley) 3/17/91 34 * signal.h,v 1.1 1993/10/13 07:58:39 cgd Exp 35 */ 36 37 #ifndef _MACHINE_SIGNAL_H_ 38 #define _MACHINE_SIGNAL_H_ 39 40 typedef int sig_atomic_t; 41 42 /* 43 * Get the "code" values 44 */ 45 #include <machine/trap.h> 46 47 /* 48 * Information pushed on stack when a signal is delivered. 49 * This is used by the kernel to restore state following 50 * execution of the signal handler. It is also made available 51 * to the handler to allow it to restore state properly if 52 * a non-standard exit is performed. 53 */ 54 struct sigcontext { 55 int sc_onstack; /* sigstack state to restore */ 56 int sc_mask; /* signal mask to restore */ 57 int sc_sp; /* sp to restore */ 58 int sc_fp; /* fp to restore */ 59 int sc_ap; /* ap to restore */ 60 int sc_pc; /* pc to restore */ 61 int sc_ps; /* psl to restore */ 62 }; 63 64 #endif /* _MACHINE_SIGNAL_H_ */ 65