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 10240
7#endif
8
9#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
10
11typedef unsigned long greg_t, gregset_t[48];
12typedef double fpregset_t[33];
13
14typedef struct {
15#ifdef __GNUC__
16 __attribute__((__aligned__(16)))
17#endif
18 unsigned vrregs[32][4];
19 struct {
20#if __BIG_ENDIAN__
21 unsigned _pad[3], vscr_word;
22#else
23 unsigned vscr_word, _pad[3];
24#endif
25 } vscr;
26 unsigned vrsave, _pad[3];
27} vrregset_t;
28
29typedef struct sigcontext {
30 unsigned long _unused[4];
31 int signal;
32 int _pad0;
33 unsigned long handler;
34 unsigned long oldmask;
35 struct pt_regs *regs;
36 gregset_t gp_regs;
37 fpregset_t fp_regs;
38 vrregset_t *v_regs;
39 long vmx_reserve[34+34+32+1];
40} mcontext_t;
41
42#else
43
44typedef struct {
45 long __regs[4+4+48+33+1+34+34+32+1];
46} mcontext_t;
47
48#endif
49
50struct sigaltstack {
51 void *ss_sp;
52 int ss_flags;
53 size_t ss_size;
54};
55
56typedef struct __ucontext {
57 unsigned long uc_flags;
58 struct __ucontext *uc_link;
59 stack_t uc_stack;
60 sigset_t uc_sigmask;
61 mcontext_t uc_mcontext;
62} ucontext_t;
63
64#define SA_NOCLDSTOP 1U
65#define SA_NOCLDWAIT 2U
66#define SA_SIGINFO 4U
67#define SA_ONSTACK 0x08000000U
68#define SA_RESTART 0x10000000U
69#define SA_NODEFER 0x40000000U
70#define SA_RESETHAND 0x80000000U
71#define SA_RESTORER 0x04000000U
72
73#endif
74
75#define SIGHUP 1
76#define SIGINT 2
77#define SIGQUIT 3
78#define SIGILL 4
79#define SIGTRAP 5
80#define SIGABRT 6
81#define SIGIOT SIGABRT
82#define SIGBUS 7
83#define SIGFPE 8
84#define SIGKILL 9
85#define SIGUSR1 10
86#define SIGSEGV 11
87#define SIGUSR2 12
88#define SIGPIPE 13
89#define SIGALRM 14
90#define SIGTERM 15
91#define SIGSTKFLT 16
92#define SIGCHLD 17
93#define SIGCONT 18
94#define SIGSTOP 19
95#define SIGTSTP 20
96#define SIGTTIN 21
97#define SIGTTOU 22
98#define SIGURG 23
99#define SIGXCPU 24
100#define SIGXFSZ 25
101#define SIGVTALRM 26
102#define SIGPROF 27
103#define SIGWINCH 28
104#define SIGIO 29
105#define SIGPOLL SIGIO
106#define SIGPWR 30
107#define SIGSYS 31
108#define SIGUNUSED SIGSYS
109
110#define _NSIG 65