Annotation of sys/arch/i386/include/signal.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: signal.h,v 1.6 2006/01/08 14:20:17 millert Exp $ */
2: /* $NetBSD: signal.h,v 1.6 1996/01/08 13:51:43 mycroft Exp $ */
3:
4: /*
5: * Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California.
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the University nor the names of its contributors
17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)signal.h 7.16 (Berkeley) 3/17/91
33: */
34:
35: #ifndef _I386_SIGNAL_H_
36: #define _I386_SIGNAL_H_
37:
38: #include <sys/cdefs.h>
39:
40: typedef int sig_atomic_t;
41:
42: #if __BSD_VISIBLE
43: /*
44: * Get the "code" values
45: */
46: #include <machine/trap.h>
47: #endif
48:
49: #if __BSD_VISIBLE || __XPG_VISIBLE >= 420
50: /*
51: * Information pushed on stack when a signal is delivered.
52: * This is used by the kernel to restore state following
53: * execution of the signal handler. It is also made available
54: * to the handler to allow it to restore state properly if
55: * a non-standard exit is performed.
56: */
57: struct sigcontext {
58: int sc_gs;
59: int sc_fs;
60: int sc_es;
61: int sc_ds;
62: int sc_edi;
63: int sc_esi;
64: int sc_ebp;
65: int sc_ebx;
66: int sc_edx;
67: int sc_ecx;
68: int sc_eax;
69: /* XXX */
70: int sc_eip;
71: int sc_cs;
72: int sc_eflags;
73: int sc_esp;
74: int sc_ss;
75:
76: int sc_onstack; /* sigstack state to restore */
77: int sc_mask; /* signal mask to restore */
78:
79: int sc_trapno; /* XXX should be above */
80: int sc_err;
81: };
82:
83: #define sc_sp sc_esp
84: #define sc_fp sc_ebp
85: #define sc_pc sc_eip
86: #define sc_ps sc_eflags
87:
88: #endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
89: #endif /* !_I386_SIGNAL_H_ */
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