Remove the FreeBSD 3.x signal code. This includes osendsig(),
[dragonfly.git] / sys / cpu / i386 / include / signal.h
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1/*
2 * Copyright (c) 1986, 1989, 1991, 1993
3 * The Regents of the University of California. 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 * @(#)signal.h 8.1 (Berkeley) 6/11/93
34 * $FreeBSD: src/sys/i386/include/signal.h,v 1.12 1999/11/12 13:52:11 marcel Exp $
65957d54 35 * $DragonFly: src/sys/cpu/i386/include/signal.h,v 1.5 2003/10/24 14:10:45 daver Exp $
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36 */
37
38#ifndef _MACHINE_SIGNAL_H_
39#define _MACHINE_SIGNAL_H_
40
41/*
42 * Machine-dependent signal definitions
43 */
44
45typedef int sig_atomic_t;
46
47#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
48
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49/*
50 * XXX temporarily use a <machine/bla.h> path instead of "bla.h" so the
51 * XFree86-4-clients port, which uses -I-, builds. Use of -I- should
52 * be banned, or the option should be fixed to not screw up relative-path
53 * includes.
54 */
55#include <machine/trap.h> /* codes for SIGILL, SIGFPE */
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56
57/*
58 * Information pushed on stack when a signal is delivered.
59 * This is used by the kernel to restore state following
60 * execution of the signal handler. It is also made available
61 * to the handler to allow it to restore state properly if
62 * a non-standard exit is performed.
65957d54 63 *
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64 * The sequence of the fields/registers in struct sigcontext should match
65 * those in mcontext_t.
66 */
67struct sigcontext {
68 sigset_t sc_mask; /* signal mask to restore */
69 int sc_onstack; /* sigstack state to restore */
70 int sc_gs; /* machine state (struct trapframe): */
71 int sc_fs;
72 int sc_es;
73 int sc_ds;
74 int sc_edi;
75 int sc_esi;
76 int sc_ebp;
77 int sc_isp;
78 int sc_ebx;
79 int sc_edx;
80 int sc_ecx;
81 int sc_eax;
82 int sc_trapno;
83 int sc_err;
84 int sc_eip;
85 int sc_cs;
86 int sc_efl;
87 int sc_esp;
88 int sc_ss;
89 /*
90 * XXX FPU state is 27 * 4 bytes h/w, 1 * 4 bytes s/w (probably not
91 * needed here), or that + 16 * 4 bytes for emulators (probably all
92 * needed here). The "spare" bytes are mostly not spare.
93 */
94 int sc_fpregs[28]; /* machine state (FPU): */
95 int sc_spare[17];
96};
97
98#define sc_sp sc_esp
99#define sc_fp sc_ebp
100#define sc_pc sc_eip
101#define sc_ps sc_efl
102#define sc_eflags sc_efl
103
104#endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
105
106#endif /* !_MACHINE_SIGNAL_H_ */