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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _ASM_X86_SIGNAL_H
3#define _ASM_X86_SIGNAL_H
4
5#ifndef __ASSEMBLY__
6#include <linux/types.h>
7#include <linux/time.h>
8
9
10/* Avoid too many header ordering problems. */
11struct siginfo;
12
13/* Here we must cater to libcs that poke about in kernel headers. */
14
15#define NSIG 32
16typedef unsigned long sigset_t;
17
18#endif /* __ASSEMBLY__ */
19
20
21#define SIGHUP 1
22#define SIGINT 2
23#define SIGQUIT 3
24#define SIGILL 4
25#define SIGTRAP 5
26#define SIGABRT 6
27#define SIGIOT 6
28#define SIGBUS 7
29#define SIGFPE 8
30#define SIGKILL 9
31#define SIGUSR1 10
32#define SIGSEGV 11
33#define SIGUSR2 12
34#define SIGPIPE 13
35#define SIGALRM 14
36#define SIGTERM 15
37#define SIGSTKFLT 16
38#define SIGCHLD 17
39#define SIGCONT 18
40#define SIGSTOP 19
41#define SIGTSTP 20
42#define SIGTTIN 21
43#define SIGTTOU 22
44#define SIGURG 23
45#define SIGXCPU 24
46#define SIGXFSZ 25
47#define SIGVTALRM 26
48#define SIGPROF 27
49#define SIGWINCH 28
50#define SIGIO 29
51#define SIGPOLL SIGIO
52/*
53#define SIGLOST 29
54*/
55#define SIGPWR 30
56#define SIGSYS 31
57#define SIGUNUSED 31
58
59/* These should not be considered constants from userland. */
60#define SIGRTMIN 32
61#define SIGRTMAX _NSIG
62
63/*
64 * SA_FLAGS values:
65 *
66 * SA_ONSTACK indicates that a registered stack_t will be used.
67 * SA_RESTART flag to get restarting signals (which were the default long ago)
68 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
69 * SA_RESETHAND clears the handler when the signal is delivered.
70 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
71 * SA_NODEFER prevents the current signal from being masked in the handler.
72 *
73 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
74 * Unix names RESETHAND and NODEFER respectively.
75 */
76#define SA_NOCLDSTOP 0x00000001u
77#define SA_NOCLDWAIT 0x00000002u
78#define SA_SIGINFO 0x00000004u
79#define SA_ONSTACK 0x08000000u
80#define SA_RESTART 0x10000000u
81#define SA_NODEFER 0x40000000u
82#define SA_RESETHAND 0x80000000u
83
84#define SA_NOMASK SA_NODEFER
85#define SA_ONESHOT SA_RESETHAND
86
87#define SA_RESTORER 0x04000000
88
89#define MINSIGSTKSZ 2048
90#define SIGSTKSZ 8192
91
92#include <asm-generic/signal-defs.h>
93
94#ifndef __ASSEMBLY__
95
96
97/* Here we must cater to libcs that poke about in kernel headers. */
98#ifdef __i386__
99
100struct sigaction {
101 union {
102 __sighandler_t _sa_handler;
103 void (*_sa_sigaction)(int, struct siginfo *, void *);
104 } _u;
105 sigset_t sa_mask;
106 unsigned long sa_flags;
107 void (*sa_restorer)(void);
108};
109
110#define sa_handler _u._sa_handler
111#define sa_sigaction _u._sa_sigaction
112
113#else /* __i386__ */
114
115struct sigaction {
116 __sighandler_t sa_handler;
117 unsigned long sa_flags;
118 __sigrestore_t sa_restorer;
119 sigset_t sa_mask; /* mask last for extensibility */
120};
121
122#endif /* !__i386__ */
123
124typedef struct sigaltstack {
125 void *ss_sp;
126 int ss_flags;
127 size_t ss_size;
128} stack_t;
129
130#endif /* __ASSEMBLY__ */
131
132#endif /* _ASM_X86_SIGNAL_H */
133

Warning: That file was not part of the compilation database. It may have many parsing errors.