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 int greg_t, gregset_t[18]; 11typedef struct sigcontext { 12 unsigned long trap_no, error_code, oldmask; 13 unsigned long arm_r0, arm_r1, arm_r2, arm_r3; 14 unsigned long arm_r4, arm_r5, arm_r6, arm_r7; 15 unsigned long arm_r8, arm_r9, arm_r10, arm_fp; 16 unsigned long arm_ip, arm_sp, arm_lr, arm_pc; 17 unsigned long arm_cpsr, fault_address; 18} mcontext_t; 19#else 20typedef struct { 21 unsigned long __regs[21]; 22} mcontext_t; 23#endif 24 25struct sigaltstack { 26 void *ss_sp; 27 int ss_flags; 28 size_t ss_size; 29}; 30 31typedef struct __ucontext { 32 unsigned long uc_flags; 33 struct __ucontext *uc_link; 34 stack_t uc_stack; 35 mcontext_t uc_mcontext; 36 sigset_t uc_sigmask; 37 unsigned long long uc_regspace[64]; 38} ucontext_t; 39 40#define SA_NOCLDSTOP 1 41#define SA_NOCLDWAIT 2 42#define SA_SIGINFO 4 43#define SA_ONSTACK 0x08000000 44#define SA_RESTART 0x10000000 45#define SA_NODEFER 0x40000000 46#define SA_RESETHAND 0x80000000 47#define SA_RESTORER 0x04000000 48 49#endif 50 51#define SIGHUP 1 52#define SIGINT 2 53#define SIGQUIT 3 54#define SIGILL 4 55#define SIGTRAP 5 56#define SIGABRT 6 57#define SIGIOT SIGABRT 58#define SIGBUS 7 59#define SIGFPE 8 60#define SIGKILL 9 61#define SIGUSR1 10 62#define SIGSEGV 11 63#define SIGUSR2 12 64#define SIGPIPE 13 65#define SIGALRM 14 66#define SIGTERM 15 67#define SIGSTKFLT 16 68#define SIGCHLD 17 69#define SIGCONT 18 70#define SIGSTOP 19 71#define SIGTSTP 20 72#define SIGTTIN 21 73#define SIGTTOU 22 74#define SIGURG 23 75#define SIGXCPU 24 76#define SIGXFSZ 25 77#define SIGVTALRM 26 78#define SIGPROF 27 79#define SIGWINCH 28 80#define SIGIO 29 81#define SIGPOLL 29 82#define SIGPWR 30 83#define SIGSYS 31 84#define SIGUNUSED SIGSYS 85 86#define _NSIG 65 87