signal.h revision 1.7 1 /* $NetBSD: signal.h,v 1.7 1996/03/19 04:22:04 jonathan Exp $ */
2
3 /*
4 * Copyright (c) 1992, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Ralph Campbell.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the University of
21 * California, Berkeley and its contributors.
22 * 4. Neither the name of the University nor the names of its contributors
23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)signal.h 8.1 (Berkeley) 6/10/93
39 */
40
41 /*
42 * Machine-dependent signal definitions
43 */
44
45 typedef int sig_atomic_t;
46
47 #ifndef _ANSI_SOURCE
48 /*
49 * Information pushed on stack when a signal is delivered.
50 * This is used by the kernel to restore state following
51 * execution of the signal handler. It is also made available
52 * to the handler to allow it to restore state properly if
53 * a non-standard exit is performed.
54 */
55 struct sigcontext {
56 int sc_onstack; /* sigstack state to restore */
57 int sc_mask; /* signal mask to restore */
58 int sc_pc; /* pc at time of signal */
59 int sc_regs[32]; /* processor regs 0 to 31 */
60 int mullo, mulhi; /* mullo and mulhi registers... */
61 int sc_fpused; /* fp has been used */
62 int sc_fpregs[33]; /* fp regs 0 to 31 and csr */
63 int sc_fpc_eir; /* floating point exception instruction reg */
64 int sc_xxx[8]; /* XXX reserved */
65 };
66
67 #endif /* !_ANSI_SOURCE */
68