1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_ASMAXP_SIGNAL_H
3 #define _UAPI_ASMAXP_SIGNAL_H
4
5 #include <linux/types.h>
6
7 /* Avoid too many header ordering problems. */
8 struct siginfo;
9
10 #ifndef __KERNEL__
11 /* Here we must cater to libcs that poke about in kernel headers. */
12
13 #define NSIG 32
14 typedef unsigned long sigset_t;
15
16 #endif /* __KERNEL__ */
17
18
19 /*
20 * Linux/AXP has different signal numbers that Linux/i386: I'm trying
21 * to make it OSF/1 binary compatible, at least for normal binaries.
22 */
23 #define SIGHUP 1
24 #define SIGINT 2
25 #define SIGQUIT 3
26 #define SIGILL 4
27 #define SIGTRAP 5
28 #define SIGABRT 6
29 #define SIGEMT 7
30 #define SIGFPE 8
31 #define SIGKILL 9
32 #define SIGBUS 10
33 #define SIGSEGV 11
34 #define SIGSYS 12
35 #define SIGPIPE 13
36 #define SIGALRM 14
37 #define SIGTERM 15
38 #define SIGURG 16
39 #define SIGSTOP 17
40 #define SIGTSTP 18
41 #define SIGCONT 19
42 #define SIGCHLD 20
43 #define SIGTTIN 21
44 #define SIGTTOU 22
45 #define SIGIO 23
46 #define SIGXCPU 24
47 #define SIGXFSZ 25
48 #define SIGVTALRM 26
49 #define SIGPROF 27
50 #define SIGWINCH 28
51 #define SIGINFO 29
52 #define SIGUSR1 30
53 #define SIGUSR2 31
54
55 #define SIGPOLL SIGIO
56 #define SIGPWR SIGINFO
57 #define SIGIOT SIGABRT
58
59 /* These should not be considered constants from userland. */
60 #define SIGRTMIN 32
61 #define SIGRTMAX _NSIG
62
63 #define SA_ONSTACK 0x00000001
64 #define SA_RESTART 0x00000002
65 #define SA_NOCLDSTOP 0x00000004
66 #define SA_NODEFER 0x00000008
67 #define SA_RESETHAND 0x00000010
68 #define SA_NOCLDWAIT 0x00000020
69 #define SA_SIGINFO 0x00000040
70
71 #define SA_ONESHOT SA_RESETHAND
72 #define SA_NOMASK SA_NODEFER
73
74 #define MINSIGSTKSZ 4096
75 #define SIGSTKSZ 16384
76
77 #define SIG_BLOCK 1 /* for blocking signals */
78 #define SIG_UNBLOCK 2 /* for unblocking signals */
79 #define SIG_SETMASK 3 /* for setting the signal mask */
80
81 #include <asm-generic/signal-defs.h>
82
83 #ifndef __KERNEL__
84 /* Here we must cater to libcs that poke about in kernel headers. */
85
86 struct sigaction {
87 union {
88 __sighandler_t _sa_handler;
89 void (*_sa_sigaction)(int, struct siginfo *, void *);
90 } _u;
91 sigset_t sa_mask;
92 int sa_flags;
93 };
94
95 #define sa_handler _u._sa_handler
96 #define sa_sigaction _u._sa_sigaction
97
98 #endif /* __KERNEL__ */
99
100 typedef struct sigaltstack {
101 void __user *ss_sp;
102 int ss_flags;
103 size_t ss_size;
104 } stack_t;
105
106 /* sigstack(2) is deprecated, and will be withdrawn in a future version
107 of the X/Open CAE Specification. Use sigaltstack instead. It is only
108 implemented here for OSF/1 compatibility. */
109
110 struct sigstack {
111 void __user *ss_sp;
112 int ss_onstack;
113 };
114
115
116 #endif /* _UAPI_ASMAXP_SIGNAL_H */
117
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