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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _UAPI_ASMARM_SIGNAL_H
3#define _UAPI_ASMARM_SIGNAL_H
4
5#include <linux/types.h>
6
7/* Avoid too many header ordering problems. */
8struct siginfo;
9
10#ifndef __KERNEL__
11/* Here we must cater to libcs that poke about in kernel headers. */
12
13#define NSIG 32
14typedef unsigned long sigset_t;
15
16#endif /* __KERNEL__ */
17
18#define SIGHUP 1
19#define SIGINT 2
20#define SIGQUIT 3
21#define SIGILL 4
22#define SIGTRAP 5
23#define SIGABRT 6
24#define SIGIOT 6
25#define SIGBUS 7
26#define SIGFPE 8
27#define SIGKILL 9
28#define SIGUSR1 10
29#define SIGSEGV 11
30#define SIGUSR2 12
31#define SIGPIPE 13
32#define SIGALRM 14
33#define SIGTERM 15
34#define SIGSTKFLT 16
35#define SIGCHLD 17
36#define SIGCONT 18
37#define SIGSTOP 19
38#define SIGTSTP 20
39#define SIGTTIN 21
40#define SIGTTOU 22
41#define SIGURG 23
42#define SIGXCPU 24
43#define SIGXFSZ 25
44#define SIGVTALRM 26
45#define SIGPROF 27
46#define SIGWINCH 28
47#define SIGIO 29
48#define SIGPOLL SIGIO
49/*
50#define SIGLOST 29
51*/
52#define SIGPWR 30
53#define SIGSYS 31
54#define SIGUNUSED 31
55
56/* These should not be considered constants from userland. */
57#define SIGRTMIN 32
58#define SIGRTMAX _NSIG
59
60#define SIGSWI 32
61
62/*
63 * SA_THIRTYTWO historically meant deliver the signal in 32-bit mode, even if
64 * the task is running in 26-bit. But since the kernel no longer supports
65 * 26-bit mode, the flag has no effect.
66 */
67#define SA_THIRTYTWO 0x02000000
68#define SA_RESTORER 0x04000000
69
70#define MINSIGSTKSZ 2048
71#define SIGSTKSZ 8192
72
73#include <asm-generic/signal-defs.h>
74
75#ifndef __KERNEL__
76/* Here we must cater to libcs that poke about in kernel headers. */
77
78struct 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#endif /* __KERNEL__ */
92
93typedef struct sigaltstack {
94 void __user *ss_sp;
95 int ss_flags;
96 __kernel_size_t ss_size;
97} stack_t;
98
99
100#endif /* _UAPI_ASMARM_SIGNAL_H */
1#ifndef _UAPI_ASMARM_SIGNAL_H
2#define _UAPI_ASMARM_SIGNAL_H
3
4#include <linux/types.h>
5
6/* Avoid too many header ordering problems. */
7struct siginfo;
8
9#ifndef __KERNEL__
10/* Here we must cater to libcs that poke about in kernel headers. */
11
12#define NSIG 32
13typedef unsigned long sigset_t;
14
15#endif /* __KERNEL__ */
16
17#define SIGHUP 1
18#define SIGINT 2
19#define SIGQUIT 3
20#define SIGILL 4
21#define SIGTRAP 5
22#define SIGABRT 6
23#define SIGIOT 6
24#define SIGBUS 7
25#define SIGFPE 8
26#define SIGKILL 9
27#define SIGUSR1 10
28#define SIGSEGV 11
29#define SIGUSR2 12
30#define SIGPIPE 13
31#define SIGALRM 14
32#define SIGTERM 15
33#define SIGSTKFLT 16
34#define SIGCHLD 17
35#define SIGCONT 18
36#define SIGSTOP 19
37#define SIGTSTP 20
38#define SIGTTIN 21
39#define SIGTTOU 22
40#define SIGURG 23
41#define SIGXCPU 24
42#define SIGXFSZ 25
43#define SIGVTALRM 26
44#define SIGPROF 27
45#define SIGWINCH 28
46#define SIGIO 29
47#define SIGPOLL SIGIO
48/*
49#define SIGLOST 29
50*/
51#define SIGPWR 30
52#define SIGSYS 31
53#define SIGUNUSED 31
54
55/* These should not be considered constants from userland. */
56#define SIGRTMIN 32
57#define SIGRTMAX _NSIG
58
59#define SIGSWI 32
60
61/*
62 * SA_FLAGS values:
63 *
64 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
65 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
66 * SA_SIGINFO deliver the signal with SIGINFO structs
67 * SA_THIRTYTWO delivers the signal in 32-bit mode, even if the task
68 * is running in 26-bit.
69 * SA_ONSTACK allows alternate signal stacks (see sigaltstack(2)).
70 * SA_RESTART flag to get restarting signals (which were the default long ago)
71 * SA_NODEFER prevents the current signal from being masked in the handler.
72 * SA_RESETHAND clears the handler when the signal is delivered.
73 *
74 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
75 * Unix names RESETHAND and NODEFER respectively.
76 */
77#define SA_NOCLDSTOP 0x00000001
78#define SA_NOCLDWAIT 0x00000002
79#define SA_SIGINFO 0x00000004
80#define SA_THIRTYTWO 0x02000000
81#define SA_RESTORER 0x04000000
82#define SA_ONSTACK 0x08000000
83#define SA_RESTART 0x10000000
84#define SA_NODEFER 0x40000000
85#define SA_RESETHAND 0x80000000
86
87#define SA_NOMASK SA_NODEFER
88#define SA_ONESHOT SA_RESETHAND
89
90#define MINSIGSTKSZ 2048
91#define SIGSTKSZ 8192
92
93#include <asm-generic/signal-defs.h>
94
95#ifndef __KERNEL__
96/* Here we must cater to libcs that poke about in kernel headers. */
97
98struct sigaction {
99 union {
100 __sighandler_t _sa_handler;
101 void (*_sa_sigaction)(int, struct siginfo *, void *);
102 } _u;
103 sigset_t sa_mask;
104 unsigned long sa_flags;
105 void (*sa_restorer)(void);
106};
107
108#define sa_handler _u._sa_handler
109#define sa_sigaction _u._sa_sigaction
110
111#endif /* __KERNEL__ */
112
113typedef struct sigaltstack {
114 void __user *ss_sp;
115 int ss_flags;
116 size_t ss_size;
117} stack_t;
118
119
120#endif /* _UAPI_ASMARM_SIGNAL_H */