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Markus Armbruster9c092802022-05-06 15:49:09 +02001#ifndef TARGET_OS_SIGNAL_H
2#define TARGET_OS_SIGNAL_H
Warner Losh790baac2021-08-05 13:41:52 -06003
Warner Losh790baac2021-08-05 13:41:52 -06004#include "target_os_siginfo.h"
5#include "target_arch_signal.h"
6
Warner Losh2373a622022-01-19 11:46:05 -07007abi_long setup_sigframe_arch(CPUArchState *env, abi_ulong frame_addr,
8 struct target_sigframe *frame, int flags);
9
Warner Losh790baac2021-08-05 13:41:52 -060010/* Compare to sys/signal.h */
11#define TARGET_SIGHUP 1 /* hangup */
12#define TARGET_SIGINT 2 /* interrupt */
13#define TARGET_SIGQUIT 3 /* quit */
14#define TARGET_SIGILL 4 /* illegal instruction (not reset when caught) */
15#define TARGET_SIGTRAP 5 /* trace trap (not reset when caught) */
16#define TARGET_SIGABRT 6 /* abort() */
17#define TARGET_SIGIOT SIGABRT /* compatibility */
18#define TARGET_SIGEMT 7 /* EMT instruction */
19#define TARGET_SIGFPE 8 /* floating point exception */
20#define TARGET_SIGKILL 9 /* kill (cannot be caught or ignored) */
21#define TARGET_SIGBUS 10 /* bus error */
22#define TARGET_SIGSEGV 11 /* segmentation violation */
23#define TARGET_SIGSYS 12 /* bad argument to system call */
24#define TARGET_SIGPIPE 13 /* write on a pipe with no one to read it */
25#define TARGET_SIGALRM 14 /* alarm clock */
26#define TARGET_SIGTERM 15 /* software termination signal from kill */
27#define TARGET_SIGURG 16 /* urgent condition on IO channel */
28#define TARGET_SIGSTOP 17 /* sendable stop signal not from tty */
29#define TARGET_SIGTSTP 18 /* stop signal from tty */
30#define TARGET_SIGCONT 19 /* continue a stopped process */
31#define TARGET_SIGCHLD 20 /* to parent on child stop or exit */
32#define TARGET_SIGTTIN 21 /* to readers pgrp upon background tty read */
33#define TARGET_SIGTTOU 22 /* like TTIN for output if(tp->t_local&LTOSTOP)*/
34#define TARGET_SIGIO 23 /* input/output possible signal */
35#define TARGET_SIGXCPU 24 /* exceeded CPU time limit */
36#define TARGET_SIGXFSZ 25 /* exceeded file size limit */
37#define TARGET_SIGVTALRM 26 /* virtual time alarm */
38#define TARGET_SIGPROF 27 /* profiling time alarm */
39#define TARGET_SIGWINCH 28 /* window size changes */
40#define TARGET_SIGINFO 29 /* information request */
41#define TARGET_SIGUSR1 30 /* user defined signal 1 */
42#define TARGET_SIGUSR2 31 /* user defined signal 2 */
43#define TARGET_SIGTHR 32 /* reserved by thread library */
44#define TARGET_SIGLWP SIGTHR /* compatibility */
45#define TARGET_SIGLIBRT 33 /* reserved by the real-time library */
46#define TARGET_SIGRTMIN 65
47#define TARGET_SIGRTMAX 126
48
49/*
50 * Language spec says we must list exactly one parameter, even though we
51 * actually supply three. Ugh!
52 */
53#define TARGET_SIG_DFL ((abi_long)0) /* default signal handling */
54#define TARGET_SIG_IGN ((abi_long)1) /* ignore signal */
55#define TARGET_SIG_ERR ((abi_long)-1) /* error return from signal */
56
57#define TARGET_SA_ONSTACK 0x0001 /* take signal on signal stack */
58#define TARGET_SA_RESTART 0x0002 /* restart system on signal return */
59#define TARGET_SA_RESETHAND 0x0004 /* reset to SIG_DFL when taking signal */
60#define TARGET_SA_NODEFER 0x0010 /* don't mask the signal we're delivering */
61#define TARGET_SA_NOCLDWAIT 0x0020 /* don't create zombies (assign to pid 1) */
62#define TARGET_SA_USERTRAMP 0x0100 /* do not bounce off kernel's sigtramp */
63#define TARGET_SA_NOCLDSTOP 0x0008 /* do not generate SIGCHLD on child stop */
64#define TARGET_SA_SIGINFO 0x0040 /* generate siginfo_t */
65
66/*
67 * Flags for sigprocmask:
68 */
69#define TARGET_SIG_BLOCK 1 /* block specified signal set */
70#define TARGET_SIG_UNBLOCK 2 /* unblock specified signal set */
71#define TARGET_SIG_SETMASK 3 /* set specified signal set */
72
73#define TARGET_BADSIG SIG_ERR
74
75/*
76 * sigaltstack control
77 */
78#define TARGET_SS_ONSTACK 0x0001 /* take signals on alternate stack */
79#define TARGET_SS_DISABLE 0x0004 /* disable taking signals on alternate stack*/
80
Markus Armbruster9c092802022-05-06 15:49:09 +020081#endif /* TARGET_OS_SIGNAL_H */