1 #ifndef _UAPI__ASM_GENERIC_SIGNAL_H
2 #define _UAPI__ASM_GENERIC_SIGNAL_H
3
4 #include <linux/types.h>
5
6 #define _NSIG 64
7 #define _NSIG_BPW __BITS_PER_LONG
8 #define _NSIG_WORDS (_NSIG / _NSIG_BPW)
9
10 #define SIGHUP 1
11 #define SIGINT 2
12 #define SIGQUIT 3
13 #define SIGILL 4
14 #define SIGTRAP 5
15 #define SIGABRT 6
16 #define SIGIOT 6
17 #define SIGBUS 7
18 #define SIGFPE 8
19 #define SIGKILL 9
20 #define SIGUSR1 10
21 #define SIGSEGV 11
22 #define SIGUSR2 12
23 #define SIGPIPE 13
24 #define SIGALRM 14
25 #define SIGTERM 15
26 #define SIGSTKFLT 16
27 #define SIGCHLD 17
28 #define SIGCONT 18
29 #define SIGSTOP 19
30 #define SIGTSTP 20
31 #define SIGTTIN 21
32 #define SIGTTOU 22
33 #define SIGURG 23
34 #define SIGXCPU 24
35 #define SIGXFSZ 25
36 #define SIGVTALRM 26
37 #define SIGPROF 27
38 #define SIGWINCH 28
39 #define SIGIO 29
40 #define SIGPOLL SIGIO
41 /*
42 #define SIGLOST 29
43 */
44 #define SIGPWR 30
45 #define SIGSYS 31
46 #define SIGUNUSED 31
47
48 /* These should not be considered constants from userland. */
49 #define SIGRTMIN 32
50 #ifndef SIGRTMAX
51 #define SIGRTMAX _NSIG
52 #endif
53
54 /*
55 * SA_FLAGS values:
56 *
57 * SA_ONSTACK indicates that a registered stack_t will be used.
58 * SA_RESTART flag to get restarting signals (which were the default long ago)
59 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
60 * SA_RESETHAND clears the handler when the signal is delivered.
61 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
62 * SA_NODEFER prevents the current signal from being masked in the handler.
63 *
64 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
65 * Unix names RESETHAND and NODEFER respectively.
66 */
67 #define SA_NOCLDSTOP 0x00000001
68 #define SA_NOCLDWAIT 0x00000002
69 #define SA_SIGINFO 0x00000004
70 #define SA_ONSTACK 0x08000000
71 #define SA_RESTART 0x10000000
72 #define SA_NODEFER 0x40000000
73 #define SA_RESETHAND 0x80000000
74
75 #define SA_NOMASK SA_NODEFER
76 #define SA_ONESHOT SA_RESETHAND
77
78 /*
79 * New architectures should not define the obsolete
80 * SA_RESTORER 0x04000000
81 */
82
83 #if !defined MINSIGSTKSZ || !defined SIGSTKSZ
84 #define MINSIGSTKSZ 2048
85 #define SIGSTKSZ 8192
86 #endif
87
88 #ifndef __ASSEMBLY__
89 typedef struct {
90 unsigned long sig[_NSIG_WORDS];
91 } sigset_t;
92
93 /* not actually used, but required for linux/syscalls.h */
94 typedef unsigned long old_sigset_t;
95
96 #include <asm-generic/signal-defs.h>
97
98 #ifdef SA_RESTORER
99 #define __ARCH_HAS_SA_RESTORER
100 #endif
101
102 #ifndef __KERNEL__
103 struct sigaction {
104 __sighandler_t sa_handler;
105 unsigned long sa_flags;
106 #ifdef SA_RESTORER
107 __sigrestore_t sa_restorer;
108 #endif
109 sigset_t sa_mask; /* mask last for extensibility */
110 };
111 #endif
112
113 typedef struct sigaltstack {
114 void __user *ss_sp;
115 int ss_flags;
116 size_t ss_size;
117 } stack_t;
118
119 #endif /* __ASSEMBLY__ */
120
121 #endif /* _UAPI__ASM_GENERIC_SIGNAL_H */
122
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