1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_ASM_X86_SIGNAL_H
3 #define _UAPI_ASM_X86_SIGNAL_H
4
5 #ifndef __ASSEMBLY__
6 #include <linux/types.h>
7 #include <linux/compiler.h>
8
9 /* Avoid too many header ordering problems. */
10 struct siginfo;
11
12 #ifndef __KERNEL__
13 /* Here we must cater to libcs that poke about in kernel headers. */
14
15 #define NSIG 32
16 typedef unsigned long sigset_t;
17
18 #endif /* __KERNEL__ */
19 #endif /* __ASSEMBLY__ */
20
21
22 #define SIGHUP 1
23 #define SIGINT 2
24 #define SIGQUIT 3
25 #define SIGILL 4
26 #define SIGTRAP 5
27 #define SIGABRT 6
28 #define SIGIOT 6
29 #define SIGBUS 7
30 #define SIGFPE 8
31 #define SIGKILL 9
32 #define SIGUSR1 10
33 #define SIGSEGV 11
34 #define SIGUSR2 12
35 #define SIGPIPE 13
36 #define SIGALRM 14
37 #define SIGTERM 15
38 #define SIGSTKFLT 16
39 #define SIGCHLD 17
40 #define SIGCONT 18
41 #define SIGSTOP 19
42 #define SIGTSTP 20
43 #define SIGTTIN 21
44 #define SIGTTOU 22
45 #define SIGURG 23
46 #define SIGXCPU 24
47 #define SIGXFSZ 25
48 #define SIGVTALRM 26
49 #define SIGPROF 27
50 #define SIGWINCH 28
51 #define SIGIO 29
52 #define SIGPOLL SIGIO
53 /*
54 #define SIGLOST 29
55 */
56 #define SIGPWR 30
57 #define SIGSYS 31
58 #define SIGUNUSED 31
59
60 /* These should not be considered constants from userland. */
61 #define SIGRTMIN 32
62 #define SIGRTMAX _NSIG
63
64 #define SA_RESTORER 0x04000000
65
66 #define MINSIGSTKSZ 2048
67 #define SIGSTKSZ 8192
68
69 #include <asm-generic/signal-defs.h>
70
71 #ifndef __ASSEMBLY__
72
73
74 # ifndef __KERNEL__
75 /* Here we must cater to libcs that poke about in kernel headers. */
76 #ifdef __i386__
77
78 struct sigaction {
79 union {
80 __sighandler_t _sa_handler;
81 void (*_sa_sigaction)(int, struct siginfo *, void *);
82 } _u;
83 sigset_t sa_mask;
84 unsigned long sa_flags;
85 void (*sa_restorer)(void);
86 };
87
88 #define sa_handler _u._sa_handler
89 #define sa_sigaction _u._sa_sigaction
90
91 #else /* __i386__ */
92
93 struct sigaction {
94 __sighandler_t sa_handler;
95 unsigned long sa_flags;
96 __sigrestore_t sa_restorer;
97 sigset_t sa_mask; /* mask last for extensibility */
98 };
99
100 #endif /* !__i386__ */
101 # endif /* ! __KERNEL__ */
102
103 typedef struct sigaltstack {
104 void __user *ss_sp;
105 int ss_flags;
106 __kernel_size_t ss_size;
107 } stack_t;
108
109 #endif /* __ASSEMBLY__ */
110
111 #endif /* _UAPI_ASM_X86_SIGNAL_H */
112
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