linux_signal.h revision 1.7.46.1 1 /* $NetBSD: linux_signal.h,v 1.7.46.1 2008/01/09 01:50:54 matt Exp $ */
2
3 /*-
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Eric Haszlakiewicz.
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 NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 /*
40 * Whoever decided how linux would handle
41 * binary compatibility should be shot.
42 */
43
44 #ifndef _ALPHA_LINUX_SIGNAL_H
45 #define _ALPHA_LINUX_SIGNAL_H
46
47 #define LINUX_SIGHUP 1
48 #define LINUX_SIGINT 2
49 #define LINUX_SIGQUIT 3
50 #define LINUX_SIGILL 4
51 #define LINUX_SIGTRAP 5
52 #define LINUX_SIGABRT 6
53 #define LINUX_SIGEMT 7
54 #define LINUX_SIGFPE 8
55 #define LINUX_SIGKILL 9
56 #define LINUX_SIGBUS 10
57 #define LINUX_SIGSEGV 11
58 #define LINUX_SIGSYS 12
59 #define LINUX_SIGPIPE 13
60 #define LINUX_SIGALRM 14
61 #define LINUX_SIGTERM 15
62 #define LINUX_SIGURG 16
63 #define LINUX_SIGSTOP 17
64 #define LINUX_SIGTSTP 18
65 #define LINUX_SIGCONT 19
66 #define LINUX_SIGCHLD 20
67 #define LINUX_SIGTTIN 21
68 #define LINUX_SIGTTOU 22
69 #define LINUX_SIGIO 23
70 #define LINUX_SIGXCPU 24
71 #define LINUX_SIGXFSZ 25
72 #define LINUX_SIGVTALRM 26
73 #define LINUX_SIGPROF 27
74 #define LINUX_SIGWINCH 28
75 #define LINUX_SIGINFO 29
76 #define LINUX_SIGUSR1 30
77 #define LINUX_SIGUSR2 31
78
79 #define LINUX_SIGIOT LINUX_SIGABRT
80 #define LINUX_SIGPWR LINUX_SIGINFO
81 #define LINUX_SIGPOLL LINUX_SIGIO
82
83 /* Min/max real-time linux signal */
84 #define LINUX_SIGRTMIN 32
85 #define LINUX_SIGRTMAX (LINUX__NSIG - 1)
86
87 #define LINUX__NSIG 64
88 #define LINUX__NSIG_BPW 64
89 #define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW)
90 #define LINUX_NSIG 32
91
92 #define LINUX_MINSIGSTKSZ 4096
93
94 /* sa_flags */
95 #define LINUX_SA_ONSTACK 0x00000001
96 #define LINUX_SA_RESTART 0x00000002
97 #define LINUX_SA_NOCLDSTOP 0x00000004
98 #define LINUX_SA_NODEFER 0x00000008
99 #define LINUX_SA_RESETHAND 0x00000010
100 #define LINUX_SA_NOCLDWAIT 0x00000020
101 #define LINUX_SA_SIGINFO 0x00000040
102 #define LINUX_SA_RESTORER 0x04000000
103
104 #define LINUX_SA_NOMASK LINUX_SA_NODEFER
105 #define LINUX_SA_ONESHOT LINUX_SA_RESETHAND
106 #define LINUX_SA_INTERRUPT 0x20000000 /* Ignore this */
107
108 #define LINUX_SA_ALLBITS 0x2400007f
109
110 #define LINUX_SIG_BLOCK 1
111 #define LINUX_SIG_UNBLOCK 2
112 #define LINUX_SIG_SETMASK 3
113
114 typedef void (*linux_handler_t)(int);
115
116 typedef u_long linux_old_sigset_t;
117 typedef struct {
118 u_long sig[LINUX__NSIG_WORDS];
119 } linux_sigset_t;
120
121 /* aka osf_sigaction in Linux sources. Note absence of sa_restorer */
122 struct linux_old_sigaction {
123 linux_handler_t linux_sa_handler;
124 linux_old_sigset_t linux_sa_mask;
125 int linux_sa_flags;
126 };
127
128 /* Used in rt_* calls */
129 struct linux_sigaction {
130 linux_handler_t linux_sa_handler;
131 u_long linux_sa_flags;
132 linux_sigset_t linux_sa_mask;
133 };
134
135 struct linux_k_sigaction {
136 struct linux_sigaction sa;
137 void (*k_sa_restorer)(void);
138 };
139
140 typedef struct linux_sigaltstack {
141 void *ss_sp;
142 int ss_flags;
143 size_t ss_size;
144 } linux_stack_t;
145
146 #endif /* !_ALPHA_LINUX_SIGNAL_H */
147