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 2048
6#define SIGSTKSZ 8192
7#endif
8
9#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
10typedef unsigned long long greg_t, gregset_t[32];
11typedef struct {
12	union {
13		double fp_dregs[32];
14		struct {
15			float _fp_fregs;
16			unsigned _fp_pad;
17		} fp_fregs[32];
18	} fp_r;
19} fpregset_t;
20struct sigcontext {
21	unsigned sc_regmask, sc_status;
22	unsigned long long sc_pc, sc_regs[32], sc_fpregs[32];
23	unsigned sc_ownedfp, sc_fpc_csr, sc_fpc_eir, sc_used_math, sc_dsp;
24	unsigned long long sc_mdhi, sc_mdlo;
25	unsigned long sc_hi1, sc_lo1, sc_hi2, sc_lo2, sc_hi3, sc_lo3;
26};
27typedef struct {
28	unsigned regmask, status;
29	unsigned long long pc, gregs[32], fpregs[32];
30	unsigned ownedfp, fpc_csr, fpc_eir, used_math, dsp;
31	unsigned long long mdhi, mdlo;
32	unsigned long hi1, lo1, hi2, lo2, hi3, lo3;
33} mcontext_t;
34#else
35typedef struct {
36	unsigned __mc1[2];
37	unsigned long long __mc2[65];
38	unsigned __mc3[5];
39	unsigned long long __mc4[2];
40	unsigned __mc5[6];
41} mcontext_t;
42#endif
43
44struct sigaltstack {
45	void *ss_sp;
46	size_t ss_size;
47	int ss_flags;
48};
49
50typedef struct __ucontext {
51	unsigned long uc_flags;
52	struct __ucontext *uc_link;
53	stack_t uc_stack;
54	mcontext_t uc_mcontext;
55	sigset_t uc_sigmask;
56} ucontext_t;
57
58#define SA_NOCLDSTOP  1
59#define SA_NOCLDWAIT  0x10000
60#define SA_SIGINFO    8
61#define SA_ONSTACK    0x08000000
62#define SA_RESTART    0x10000000
63#define SA_NODEFER    0x40000000
64#define SA_RESETHAND  0x80000000
65#define SA_RESTORER   0x04000000
66
67#undef SIG_BLOCK
68#undef SIG_UNBLOCK
69#undef SIG_SETMASK
70#define SIG_BLOCK     1
71#define SIG_UNBLOCK   2
72#define SIG_SETMASK   3
73
74#undef SI_ASYNCIO
75#undef SI_MESGQ
76#undef SI_TIMER
77#define SI_ASYNCIO (-2)
78#define SI_MESGQ (-4)
79#define SI_TIMER (-3)
80
81#define __SI_SWAP_ERRNO_CODE
82
83#endif
84
85#define SIGHUP    1
86#define SIGINT    2
87#define SIGQUIT   3
88#define SIGILL    4
89#define SIGTRAP   5
90#define SIGABRT   6
91#define SIGIOT    SIGABRT
92#define SIGSTKFLT 7
93#define SIGFPE    8
94#define SIGKILL   9
95#define SIGBUS    10
96#define SIGSEGV   11
97#define SIGSYS    12
98#define SIGPIPE   13
99#define SIGALRM   14
100#define SIGTERM   15
101#define SIGUSR1   16
102#define SIGUSR2   17
103#define SIGCHLD   18
104#define SIGPWR    19
105#define SIGWINCH  20
106#define SIGURG    21
107#define SIGIO     22
108#define SIGPOLL   SIGIO
109#define SIGSTOP   23
110#define SIGTSTP   24
111#define SIGCONT   25
112#define SIGTTIN   26
113#define SIGTTOU   27
114#define SIGVTALRM 28
115#define SIGPROF   29
116#define SIGXCPU   30
117#define SIGXFSZ   31
118#define SIGUNUSED SIGSYS
119
120#define _NSIG 128
121