1#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
2 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
3
4#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
5#define MINSIGSTKSZ 4096
6#define SIGSTKSZ 16384
7#endif
8
9#if defined(_GNU_SOURCE)
10#define LARCH_NGREG 32
11#define LARCH_REG_RA 1
12#define LARCH_REG_SP 3
13#define LARCH_REG_S0 23
14#define LARCH_REG_S1 24
15#define LARCH_REG_A0 4
16#define LARCH_REG_S2 25
17#define LARCH_REG_NARGS 8
18#endif
19
20#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
21typedef unsigned long greg_t, gregset_t[32];
22
23struct sigcontext {
24 unsigned long sc_pc;
25 unsigned long sc_regs[32];
26 unsigned sc_flags;
27 unsigned long sc_extcontext[] __attribute__((__aligned__(16)));
28};
29#endif
30
31typedef struct {
32 unsigned long __pc;
33 unsigned long __gregs[32];
34 unsigned __flags;
35 unsigned long __extcontext[] __attribute__((__aligned__(16)));
36} mcontext_t;
37
38struct sigaltstack {
39 void *ss_sp;
40 int ss_flags;
41 size_t ss_size;
42};
43
44typedef struct __ucontext
45{
46 unsigned long uc_flags;
47 struct __ucontext *uc_link;
48 stack_t uc_stack;
49 sigset_t uc_sigmask;
50 long __uc_pad;
51 mcontext_t uc_mcontext;
52} ucontext_t;
53
54#define __uc_flags uc_flags
55
56#define SA_NOCLDSTOP 1
57#define SA_NOCLDWAIT 2
58#define SA_SIGINFO 4
59#define SA_ONSTACK 0x08000000
60#define SA_RESTART 0x10000000
61#define SA_NODEFER 0x40000000
62#define SA_RESETHAND 0x80000000
63
64#endif
65
66#define SIGHUP 1
67#define SIGINT 2
68#define SIGQUIT 3
69#define SIGILL 4
70#define SIGTRAP 5
71#define SIGABRT 6
72#define SIGIOT SIGABRT
73#define SIGBUS 7
74#define SIGFPE 8
75#define SIGKILL 9
76#define SIGUSR1 10
77#define SIGSEGV 11
78#define SIGUSR2 12
79#define SIGPIPE 13
80#define SIGALRM 14
81#define SIGTERM 15
82#define SIGSTKFLT 16
83#define SIGCHLD 17
84#define SIGCONT 18
85#define SIGSTOP 19
86#define SIGTSTP 20
87#define SIGTTIN 21
88#define SIGTTOU 22
89#define SIGURG 23
90#define SIGXCPU 24
91#define SIGXFSZ 25
92#define SIGVTALRM 26
93#define SIGPROF 27
94#define SIGWINCH 28
95#define SIGIO 29
96#define SIGPOLL SIGIO
97#define SIGPWR 30
98#define SIGSYS 31
99#define SIGUNUSED SIGSYS
100
101#define _NSIG 65