blob: b166248d49a46b884b425dd530b4dd5fd0d96ad9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
#ifndef _ASM_IA64_SIGNAL_H
#define _ASM_IA64_SIGNAL_H
/*
* Modified 1998-2001, 2003
* David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
*
* Unfortunately, this file is being included by bits/signal.h in
* glibc-2.x. Hence the #ifdef __KERNEL__ ugliness.
*/
#define SIGHUP 1
#define SIGINT 2
#define SIGQUIT 3
#define SIGILL 4
#define SIGTRAP 5
#define SIGABRT 6
#define SIGIOT 6
#define SIGBUS 7
#define SIGFPE 8
#define SIGKILL 9
#define SIGUSR1 10
#define SIGSEGV 11
#define SIGUSR2 12
#define SIGPIPE 13
#define SIGALRM 14
#define SIGTERM 15
#define SIGSTKFLT 16
#define SIGCHLD 17
#define SIGCONT 18
#define SIGSTOP 19
#define SIGTSTP 20
#define SIGTTIN 21
#define SIGTTOU 22
#define SIGURG 23
#define SIGXCPU 24
#define SIGXFSZ 25
#define SIGVTALRM 26
#define SIGPROF 27
#define SIGWINCH 28
#define SIGIO 29
#define SIGPOLL SIGIO
/*
#define SIGLOST 29
*/
#define SIGPWR 30
#define SIGSYS 31
/* signal 31 is no longer "unused", but the SIGUNUSED macro remains for backwards compatibility */
#define SIGUNUSED 31
/* These should not be considered constants from userland. */
#define SIGRTMIN 32
#define SIGRTMAX _NSIG
/*
* SA_FLAGS values:
*
* SA_ONSTACK indicates that a registered stack_t will be used.
* SA_RESTART flag to get restarting signals (which were the default long ago)
* SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
* SA_RESETHAND clears the handler when the signal is delivered.
* SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
* SA_NODEFER prevents the current signal from being masked in the handler.
*
* SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
* Unix names RESETHAND and NODEFER respectively.
*/
#define SA_NOCLDSTOP 0x00000001
#define SA_NOCLDWAIT 0x00000002
#define SA_SIGINFO 0x00000004
#define SA_ONSTACK 0x08000000
#define SA_RESTART 0x10000000
#define SA_NODEFER 0x40000000
#define SA_RESETHAND 0x80000000
#define SA_NOMASK SA_NODEFER
#define SA_ONESHOT SA_RESETHAND
#define SA_RESTORER 0x04000000
/*
* sigaltstack controls
*/
#define SS_ONSTACK 1
#define SS_DISABLE 2
/*
* The minimum stack size needs to be fairly large because we want to
* be sure that an app compiled for today's CPUs will continue to run
* on all future CPU models. The CPU model matters because the signal
* frame needs to have space for the complete machine state, including
* all physical stacked registers. The number of physical stacked
* registers is CPU model dependent, but given that the width of
* ar.rsc.loadrs is 14 bits, we can assume that they'll never take up
* more than 16KB of space.
*/
#if 1
/*
* This is a stupid typo: the value was _meant_ to be 131072 (0x20000), but I typed it
* in wrong. ;-( To preserve backwards compatibility, we leave the kernel at the
* incorrect value and fix libc only.
*/
# define MINSIGSTKSZ 131027 /* min. stack size for sigaltstack() */
#else
# define MINSIGSTKSZ 131072 /* min. stack size for sigaltstack() */
#endif
#define SIGSTKSZ 262144 /* default stack size for sigaltstack() */
#ifdef __KERNEL__
#define _NSIG 64
#define _NSIG_BPW 64
#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
#endif /* __KERNEL__ */
#include <asm-generic/signal-defs.h>
# ifndef __ASSEMBLY__
# include <linux/types.h>
/* Avoid too many header ordering problems. */
struct siginfo;
typedef struct sigaltstack {
void __user *ss_sp;
int ss_flags;
size_t ss_size;
} stack_t;
#ifdef __KERNEL__
/* Most things should be clean enough to redefine this at will, if care
is taken to make libc match. */
typedef unsigned long old_sigset_t;
typedef struct {
unsigned long sig[_NSIG_WORDS];
} sigset_t;
struct sigaction {
__sighandler_t sa_handler;
unsigned long sa_flags;
sigset_t sa_mask; /* mask last for extensibility */
};
struct k_sigaction {
struct sigaction sa;
};
# include <asm/sigcontext.h>
#define ptrace_signal_deliver(regs, cookie) do { } while (0)
#endif /* __KERNEL__ */
# endif /* !__ASSEMBLY__ */
#endif /* _ASM_IA64_SIGNAL_H */
|
