1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_ASM_PARISC_SIGNAL_H
3 #define _UAPI_ASM_PARISC_SIGNAL_H
4
5 #define SIGHUP 1
6 #define SIGINT 2
7 #define SIGQUIT 3
8 #define SIGILL 4
9 #define SIGTRAP 5
10 #define SIGABRT 6
11 #define SIGIOT 6
12 #define SIGSTKFLT 7
13 #define SIGFPE 8
14 #define SIGKILL 9
15 #define SIGBUS 10
16 #define SIGSEGV 11
17 #define SIGXCPU 12
18 #define SIGPIPE 13
19 #define SIGALRM 14
20 #define SIGTERM 15
21 #define SIGUSR1 16
22 #define SIGUSR2 17
23 #define SIGCHLD 18
24 #define SIGPWR 19
25 #define SIGVTALRM 20
26 #define SIGPROF 21
27 #define SIGIO 22
28 #define SIGPOLL SIGIO
29 #define SIGWINCH 23
30 #define SIGSTOP 24
31 #define SIGTSTP 25
32 #define SIGCONT 26
33 #define SIGTTIN 27
34 #define SIGTTOU 28
35 #define SIGURG 29
36 #define SIGXFSZ 30
37 #define SIGUNUSED 31
38 #define SIGSYS 31 /* Linux doesn't use this */
39
40 /* These should not be considered constants from userland. */
41 #define SIGRTMIN 32
42 #define SIGRTMAX _NSIG /* it's 44 under HP/UX */
43
44 /*
45 * SA_FLAGS values:
46 *
47 * SA_ONSTACK indicates that a registered stack_t will be used.
48 * SA_RESTART flag to get restarting signals (which were the default long ago)
49 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
50 * SA_RESETHAND clears the handler when the signal is delivered.
51 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
52 * SA_NODEFER prevents the current signal from being masked in the handler.
53 *
54 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
55 * Unix names RESETHAND and NODEFER respectively.
56 */
57 #define SA_ONSTACK 0x00000001
58 #define SA_RESETHAND 0x00000004
59 #define SA_NOCLDSTOP 0x00000008
60 #define SA_SIGINFO 0x00000010
61 #define SA_NODEFER 0x00000020
62 #define SA_RESTART 0x00000040
63 #define SA_NOCLDWAIT 0x00000080
64 #define _SA_SIGGFAULT 0x00000100 /* HPUX */
65
66 #define SA_NOMASK SA_NODEFER
67 #define SA_ONESHOT SA_RESETHAND
68
69 #define MINSIGSTKSZ 2048
70 #define SIGSTKSZ 8192
71
72
73 #define SIG_BLOCK 0 /* for blocking signals */
74 #define SIG_UNBLOCK 1 /* for unblocking signals */
75 #define SIG_SETMASK 2 /* for setting the signal mask */
76
77 #define SIG_DFL ((__sighandler_t)0) /* default signal handling */
78 #define SIG_IGN ((__sighandler_t)1) /* ignore signal */
79 #define SIG_ERR ((__sighandler_t)-1) /* error return from signal */
80
81 # ifndef __ASSEMBLY__
82
83 # include <linux/types.h>
84
85 /* Avoid too many header ordering problems. */
86 struct siginfo;
87
88 /* Type of a signal handler. */
89 #if defined(__LP64__)
90 /* function pointers on 64-bit parisc are pointers to little structs and the
91 * compiler doesn't support code which changes or tests the address of
92 * the function in the little struct. This is really ugly -PB
93 */
94 typedef char __user *__sighandler_t;
95 #else
96 typedef void __signalfn_t(int);
97 typedef __signalfn_t __user *__sighandler_t;
98 #endif
99
100 typedef struct sigaltstack {
101 void __user *ss_sp;
102 int ss_flags;
103 size_t ss_size;
104 } stack_t;
105
106 #endif /* !__ASSEMBLY */
107 #endif /* _UAPI_ASM_PARISC_SIGNAL_H */
108
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