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 greg_t, gregset_t[38]; 11typedef struct sigcontext { 12 struct { 13 unsigned long r0, r1, r2, r3, r4, r5, r6, r7; 14 unsigned long r8, r9, r10, r11, r12, r13, r14, r15; 15 unsigned long r16, r17, r18, r19, r20, r21, r22, r23; 16 unsigned long r24, r25, r26, r27, r28, r29, r30, r31; 17 unsigned long pc, msr, ear, esr, fsr; 18 int pt_mode; 19 } regs; 20 unsigned long oldmask; 21} mcontext_t; 22#else 23typedef struct { 24 unsigned long __regs[39]; 25} mcontext_t; 26#endif 27 28struct sigaltstack { 29 void *ss_sp; 30 int ss_flags; 31 size_t ss_size; 32}; 33 34typedef struct __ucontext { 35 unsigned long uc_flags; 36 struct __ucontext *uc_link; 37 stack_t uc_stack; 38 mcontext_t uc_mcontext; 39 sigset_t uc_sigmask; 40} ucontext_t; 41 42#define SA_NOCLDSTOP 1 43#define SA_NOCLDWAIT 2 44#define SA_SIGINFO 4 45#define SA_ONSTACK 0x08000000 46#define SA_RESTART 0x10000000 47#define SA_NODEFER 0x40000000 48#define SA_RESETHAND 0x80000000 49#define SA_RESTORER 0x04000000 50 51#endif 52 53#define SIGHUP 1 54#define SIGINT 2 55#define SIGQUIT 3 56#define SIGILL 4 57#define SIGTRAP 5 58#define SIGABRT 6 59#define SIGIOT SIGABRT 60#define SIGBUS 7 61#define SIGFPE 8 62#define SIGKILL 9 63#define SIGUSR1 10 64#define SIGSEGV 11 65#define SIGUSR2 12 66#define SIGPIPE 13 67#define SIGALRM 14 68#define SIGTERM 15 69#define SIGSTKFLT 16 70#define SIGCHLD 17 71#define SIGCONT 18 72#define SIGSTOP 19 73#define SIGTSTP 20 74#define SIGTTIN 21 75#define SIGTTOU 22 76#define SIGURG 23 77#define SIGXCPU 24 78#define SIGXFSZ 25 79#define SIGVTALRM 26 80#define SIGPROF 27 81#define SIGWINCH 28 82#define SIGIO 29 83#define SIGPOLL 29 84#define SIGPWR 30 85#define SIGSYS 31 86#define SIGUNUSED SIGSYS 87 88#define _NSIG 65 89