#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) typedef struct sigcontext { unsigned long trap_no, error_code, oldmask; unsigned long arm_r0, arm_r1, arm_r2, arm_r3; unsigned long arm_r4, arm_r5, arm_r6, arm_r7; unsigned long arm_r8, arm_r9, arm_r10, arm_fp; unsigned long arm_ip, arm_sp, arm_lr, arm_pc; unsigned long arm_cpsr, fault_address; } mcontext_t; #else typedef struct { unsigned long __regs[21]; } mcontext_t; #endif typedef struct __ucontext { unsigned long uc_flags; struct __ucontext *uc_link; stack_t uc_stack; mcontext_t uc_mcontext; sigset_t uc_sigmask; unsigned long long uc_regspace[64]; } ucontext_t; #define SA_NOCLDSTOP 1 #define SA_NOCLDWAIT 2 #define SA_SIGINFO 4 #define SA_ONSTACK 0x08000000 #define SA_RESTART 0x10000000 #define SA_NODEFER 0x40000000 #define SA_RESETHAND 0x80000000 #define SA_RESTORER 0x04000000 #endif #define SIGHUP 1 #define SIGINT 2 #define SIGQUIT 3 #define SIGILL 4 #define SIGTRAP 5 #define SIGABRT 6 #define SIGBUS 7 #define SIGFPE 8 #define SIGKILL 9 #define SIGUSR1 10 #define SIGSEGV 11 #define SIGUSR2 12 #define SIGPIPE 13 #define SIGALRM 14 #define SIGTERM 15 #define SIGSTKFLT 16 #define SIGCHLD 17 #define SIGCONT 18 #define SIGSTOP 19 #define SIGTSTP 20 #define SIGTTIN 21 #define SIGTTOU 22 #define SIGURG 23 #define SIGXCPU 24 #define SIGXFSZ 25 #define SIGVTALRM 26 #define SIGPROF 27 #define SIGWINCH 28 #define SIGIO 29 #define SIGPOLL 29 #define SIGPWR 30 #define SIGSYS 31 #define SIGUNUSED SIGSYS #define _NSIG 65